From eb54e1a1ce9d0080a65eb7a8532503a399e506ee Mon Sep 17 00:00:00 2001
From: XhmikosR <xhmikosr@gmail.com>
Date: Thu, 14 Oct 2021 18:16:54 +0300
Subject: tests: tweak Jasmine's matchers usage

Use:

* toBeNull
* toEqual
* toBeTrue
* toBeFalse
* toHaveSize
* toHaveClass
---
 js/tests/unit/dropdown.spec.js | 126 ++++++++++++++++++++---------------------
 1 file changed, 63 insertions(+), 63 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index f099e9990..0765768d4 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -165,7 +165,7 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         done()
       })
@@ -196,7 +196,7 @@ describe('Dropdown', () => {
       const dropdown1 = new Dropdown(btnDropdown1)
 
       firstDropdownEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown1.classList.contains('show')).toEqual(true)
+        expect(btnDropdown1).toHaveClass('show')
         spyOn(dropdown1._popper, 'destroy')
         btnDropdown2.click()
       })
@@ -228,7 +228,7 @@ describe('Dropdown', () => {
       spyOn(EventHandler, 'off')
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         expect(EventHandler.on).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
 
@@ -236,7 +236,7 @@ describe('Dropdown', () => {
       })
 
       btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(false)
+        expect(btnDropdown).not.toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
         expect(EventHandler.off).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
 
@@ -261,7 +261,7 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         done()
       })
@@ -284,7 +284,7 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       dropupEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         done()
       })
@@ -307,7 +307,7 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       dropupEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         done()
       })
@@ -330,7 +330,7 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       dropendEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         done()
       })
@@ -353,7 +353,7 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       dropstartEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         done()
       })
@@ -377,7 +377,7 @@ describe('Dropdown', () => {
       })
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         done()
       })
@@ -401,7 +401,7 @@ describe('Dropdown', () => {
       })
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         done()
       })
@@ -425,7 +425,7 @@ describe('Dropdown', () => {
       })
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
         done()
       })
@@ -474,7 +474,7 @@ describe('Dropdown', () => {
         popperConfig: {
           onFirstUpdate() {
             expect(virtualElement.getBoundingClientRect).toHaveBeenCalled()
-            expect(btnDropdown.classList.contains('show')).toEqual(true)
+            expect(btnDropdown).toHaveClass('show')
             expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
             done()
           }
@@ -606,7 +606,7 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         done()
       })
 
@@ -734,7 +734,7 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(dropdownMenu.classList.contains('show')).toEqual(false)
+        expect(dropdownMenu).not.toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
         done()
       })
@@ -789,7 +789,7 @@ describe('Dropdown', () => {
       dropdown.hide()
 
       setTimeout(() => {
-        expect(dropdownMenu.classList.contains('show')).toEqual(true)
+        expect(dropdownMenu).toHaveClass('show')
         done()
       }, 10)
     })
@@ -815,7 +815,7 @@ describe('Dropdown', () => {
       dropdown.hide()
 
       setTimeout(() => {
-        expect(dropdownMenu.classList.contains('show')).toEqual(true)
+        expect(dropdownMenu).toHaveClass('show')
         done()
       }, 10)
     })
@@ -870,7 +870,7 @@ describe('Dropdown', () => {
       dropdown.hide()
 
       setTimeout(() => {
-        expect(dropdownMenu.classList.contains('show')).toEqual(true)
+        expect(dropdownMenu).toHaveClass('show')
         done()
       })
     })
@@ -897,7 +897,7 @@ describe('Dropdown', () => {
       })
 
       btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(false)
+        expect(btnDropdown).not.toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
         expect(EventHandler.off).toHaveBeenCalled()
 
@@ -1032,9 +1032,9 @@ describe('Dropdown', () => {
       })
 
       btnDropdown.addEventListener('shown.bs.dropdown', event => setTimeout(() => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        expect(showEventTriggered).toEqual(true)
+        expect(showEventTriggered).toBeTrue()
         expect(event.relatedTarget).toEqual(btnDropdown)
         document.body.click()
       }))
@@ -1044,9 +1044,9 @@ describe('Dropdown', () => {
       })
 
       btnDropdown.addEventListener('hidden.bs.dropdown', event => {
-        expect(btnDropdown.classList.contains('show')).toEqual(false)
+        expect(btnDropdown).not.toHaveClass('show')
         expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
-        expect(hideEventTriggered).toEqual(true)
+        expect(hideEventTriggered).toBeTrue()
         expect(event.relatedTarget).toEqual(btnDropdown)
         done()
       })
@@ -1072,7 +1072,7 @@ describe('Dropdown', () => {
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
         expect(dropdown._popper).toBeNull()
-        expect(dropdownMenu.getAttribute('style')).toEqual(null, 'no inline style applied by Popper')
+        expect(dropdownMenu.getAttribute('style')).toBeNull()
         done()
       })
 
@@ -1164,7 +1164,7 @@ describe('Dropdown', () => {
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
         // Popper adds this attribute when we use it
-        expect(dropdownMenu.getAttribute('data-popper-placement')).toEqual(null)
+        expect(dropdownMenu.getAttribute('data-popper-placement')).toBeNull()
         done()
       })
 
@@ -1211,7 +1211,7 @@ describe('Dropdown', () => {
       const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(true)
+        expect(btnDropdown).toHaveClass('show')
 
         const keyup = createEvent('keyup')
 
@@ -1220,7 +1220,7 @@ describe('Dropdown', () => {
       })
 
       btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(btnDropdown.classList.contains('show')).toEqual(false)
+        expect(btnDropdown).not.toHaveClass('show')
         done()
       })
 
@@ -1248,29 +1248,29 @@ describe('Dropdown', () => {
 
       const triggerDropdownList = fixtureEl.querySelectorAll('[data-bs-toggle="dropdown"]')
 
-      expect(triggerDropdownList.length).toEqual(2)
+      expect(triggerDropdownList).toHaveSize(2)
 
       const [triggerDropdownFirst, triggerDropdownLast] = triggerDropdownList
 
       triggerDropdownFirst.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdownFirst.classList.contains('show')).toEqual(true)
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show').length).toEqual(1)
+        expect(triggerDropdownFirst).toHaveClass('show')
+        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
         document.body.click()
       })
 
       triggerDropdownFirst.addEventListener('hidden.bs.dropdown', () => {
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show').length).toEqual(0)
+        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
         triggerDropdownLast.click()
       })
 
       triggerDropdownLast.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdownLast.classList.contains('show')).toEqual(true)
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show').length).toEqual(1)
+        expect(triggerDropdownLast).toHaveClass('show')
+        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
         document.body.click()
       })
 
       triggerDropdownLast.addEventListener('hidden.bs.dropdown', () => {
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show').length).toEqual(0)
+        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
         done()
       })
 
@@ -1296,13 +1296,13 @@ describe('Dropdown', () => {
 
       const triggerDropdownList = fixtureEl.querySelectorAll('[data-bs-toggle="dropdown"]')
 
-      expect(triggerDropdownList.length).toEqual(2)
+      expect(triggerDropdownList).toHaveSize(2)
 
       const [triggerDropdownFirst, triggerDropdownLast] = triggerDropdownList
 
       triggerDropdownFirst.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdownFirst.classList.contains('show')).toEqual(true, '"show" class added on click')
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show').length).toEqual(1, 'only one dropdown is shown')
+        expect(triggerDropdownFirst).toHaveClass('show')
+        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
 
         const keyup = createEvent('keyup')
         keyup.key = 'Tab'
@@ -1311,13 +1311,13 @@ describe('Dropdown', () => {
       })
 
       triggerDropdownFirst.addEventListener('hidden.bs.dropdown', () => {
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show').length).toEqual(0, '"show" class removed')
+        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
         triggerDropdownLast.click()
       })
 
       triggerDropdownLast.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdownLast.classList.contains('show')).toEqual(true, '"show" class added on click')
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show').length).toEqual(1, 'only one dropdown is shown')
+        expect(triggerDropdownLast).toHaveClass('show')
+        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
 
         const keyup = createEvent('keyup')
         keyup.key = 'Tab'
@@ -1326,7 +1326,7 @@ describe('Dropdown', () => {
       })
 
       triggerDropdownLast.addEventListener('hidden.bs.dropdown', () => {
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show').length).toEqual(0, '"show" class removed')
+        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
         done()
       })
 
@@ -1456,8 +1456,8 @@ describe('Dropdown', () => {
         triggerDropdown.dispatchEvent(keydown)
         triggerDropdown.dispatchEvent(keydown)
 
-        expect(document.activeElement.classList.contains('disabled')).toEqual(false, '.disabled not focused')
-        expect(document.activeElement.hasAttribute('disabled')).toEqual(false, ':disabled not focused')
+        expect(document.activeElement).not.toHaveClass('disabled')
+        expect(document.activeElement.hasAttribute('disabled')).toBeFalse()
         done()
       })
 
@@ -1490,9 +1490,9 @@ describe('Dropdown', () => {
 
         triggerDropdown.dispatchEvent(keydown)
 
-        expect(document.activeElement.classList.contains('d-none')).toEqual(false, '.d-none not focused')
-        expect(document.activeElement.style.display).not.toBe('none', '"display: none" not focused')
-        expect(document.activeElement.style.visibility).not.toBe('hidden', '"visibility: hidden" not focused')
+        expect(document.activeElement).not.toHaveClass('d-none')
+        expect(document.activeElement.style.display).not.toEqual('none')
+        expect(document.activeElement.style.visibility).not.toEqual('hidden')
 
         done()
       })
@@ -1603,12 +1603,12 @@ describe('Dropdown', () => {
       const input = fixtureEl.querySelector('input')
 
       input.addEventListener('click', () => {
-        expect(triggerDropdown.classList.contains('show')).toEqual(true, 'dropdown menu is shown')
+        expect(triggerDropdown).toHaveClass('show')
         done()
       })
 
       triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdown.classList.contains('show')).toEqual(true, 'dropdown menu is shown')
+        expect(triggerDropdown).toHaveClass('show')
         input.dispatchEvent(createEvent('click'))
       })
 
@@ -1629,12 +1629,12 @@ describe('Dropdown', () => {
       const textarea = fixtureEl.querySelector('textarea')
 
       textarea.addEventListener('click', () => {
-        expect(triggerDropdown.classList.contains('show')).toEqual(true, 'dropdown menu is shown')
+        expect(triggerDropdown).toHaveClass('show')
         done()
       })
 
       triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdown.classList.contains('show')).toEqual(true, 'dropdown menu is shown')
+        expect(triggerDropdown).toHaveClass('show')
         textarea.dispatchEvent(createEvent('click'))
       })
 
@@ -1734,7 +1734,7 @@ describe('Dropdown', () => {
         input.focus()
         input.dispatchEvent(keydownEscape)
 
-        expect(triggerDropdown.classList.contains('show')).toEqual(false, 'dropdown menu is not shown')
+        expect(triggerDropdown).not.toHaveClass('show')
         done()
       })
 
@@ -1771,7 +1771,7 @@ describe('Dropdown', () => {
 
       setTimeout(() => {
         expect(dropdown.toggle).not.toHaveBeenCalled()
-        expect(triggerDropdown.classList.contains('show')).toEqual(false)
+        expect(triggerDropdown).not.toHaveClass('show')
         done()
       }, 20)
     })
@@ -1823,7 +1823,7 @@ describe('Dropdown', () => {
       const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
 
       const expectDropdownToBeOpened = () => setTimeout(() => {
-        expect(dropdownToggle.classList.contains('show')).toEqual(true)
+        expect(dropdownToggle).toHaveClass('show')
         dropdownMenu.click()
       }, 150)
 
@@ -1833,7 +1833,7 @@ describe('Dropdown', () => {
       })
 
       dropdownToggle.addEventListener('hidden.bs.dropdown', () => setTimeout(() => {
-        expect(dropdownToggle.classList.contains('show')).toEqual(false)
+        expect(dropdownToggle).not.toHaveClass('show')
         done()
       }))
 
@@ -1854,7 +1854,7 @@ describe('Dropdown', () => {
       const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
 
       const expectDropdownToBeOpened = () => setTimeout(() => {
-        expect(dropdownToggle.classList.contains('show')).toEqual(true)
+        expect(dropdownToggle).toHaveClass('show')
         document.documentElement.click()
       }, 150)
 
@@ -1864,7 +1864,7 @@ describe('Dropdown', () => {
       })
 
       dropdownToggle.addEventListener('hidden.bs.dropdown', () => {
-        expect(dropdownToggle.classList.contains('show')).toEqual(false)
+        expect(dropdownToggle).not.toHaveClass('show')
         done()
       })
 
@@ -1885,7 +1885,7 @@ describe('Dropdown', () => {
       const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
 
       const expectDropdownToBeOpened = (shouldTriggerClick = true) => setTimeout(() => {
-        expect(dropdownToggle.classList.contains('show')).toEqual(true)
+        expect(dropdownToggle).toHaveClass('show')
         if (shouldTriggerClick) {
           document.documentElement.click()
         } else {
@@ -1963,7 +1963,7 @@ describe('Dropdown', () => {
 
       const div = fixtureEl.querySelector('div')
 
-      expect(Dropdown.getInstance(div)).toEqual(null)
+      expect(Dropdown.getInstance(div)).toBeNull()
     })
   })
 
@@ -1984,7 +1984,7 @@ describe('Dropdown', () => {
 
       const div = fixtureEl.querySelector('div')
 
-      expect(Dropdown.getInstance(div)).toEqual(null)
+      expect(Dropdown.getInstance(div)).toBeNull()
       expect(Dropdown.getOrCreateInstance(div)).toBeInstanceOf(Dropdown)
     })
 
@@ -1993,7 +1993,7 @@ describe('Dropdown', () => {
 
       const div = fixtureEl.querySelector('div')
 
-      expect(Dropdown.getInstance(div)).toEqual(null)
+      expect(Dropdown.getInstance(div)).toBeNull()
       const dropdown = Dropdown.getOrCreateInstance(div, {
         display: 'dynamic'
       })
@@ -2043,7 +2043,7 @@ describe('Dropdown', () => {
     keyup.key = 'ArrowUp'
 
     const handleArrowDown = () => {
-      expect(triggerDropdown.classList.contains('show')).toEqual(true)
+      expect(triggerDropdown).toHaveClass('show')
       expect(triggerDropdown.getAttribute('aria-expanded')).toEqual('true')
       setTimeout(() => {
         dropdown.hide()
@@ -2053,7 +2053,7 @@ describe('Dropdown', () => {
     }
 
     const handleArrowUp = () => {
-      expect(triggerDropdown.classList.contains('show')).toEqual(true)
+      expect(triggerDropdown).toHaveClass('show')
       expect(triggerDropdown.getAttribute('aria-expanded')).toEqual('true')
       done()
     }
@@ -2108,7 +2108,7 @@ describe('Dropdown', () => {
     const childElement = fixtureEl.querySelector('#childElement')
 
     btnDropdown.addEventListener('shown.bs.dropdown', () => setTimeout(() => {
-      expect(btnDropdown.classList.contains('show')).toEqual(true)
+      expect(btnDropdown).toHaveClass('show')
       expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
       done()
     }))
-- 
cgit v1.2.3


From f8f9dc3b5cfda049f38eb069b1ee008a3a6dd704 Mon Sep 17 00:00:00 2001
From: XhmikosR <xhmikosr@gmail.com>
Date: Fri, 26 Nov 2021 09:16:59 +0200
Subject: tests: remove extra spaces, unneeded arrays and add missing newlines

---
 js/tests/unit/dropdown.spec.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 0765768d4..9c0eae6d8 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1750,8 +1750,8 @@ describe('Dropdown', () => {
         '      <a class="dropdown-item" href="#">Secondary link</a>',
         '      <a class="dropdown-item" href="#">Something else here</a>',
         '      <div class="divider"></div>',
-        '     <a class="dropdown-item" href="#">Another link</a>',
-        '   </div>',
+        '      <a class="dropdown-item" href="#">Another link</a>',
+        '    </div>',
         '  </div>',
         '</div>'
       ]
@@ -1783,7 +1783,7 @@ describe('Dropdown', () => {
         '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
         '    <div class="dropdown-menu">',
         '      <a class="dropdown-item" href="#">Some Item</a>',
-        '   </div>',
+        '    </div>',
         '  </div>',
         '</div>'
       ]
-- 
cgit v1.2.3


From 8b308b76f0ec826908ebe8b106688378f5d616a5 Mon Sep 17 00:00:00 2001
From: GeoSot <geo.sotis@gmail.com>
Date: Wed, 1 Dec 2021 16:49:02 +0200
Subject: Dropdown tests: Use a function to improve readability (#35448)

---
 js/tests/unit/dropdown.spec.js | 45 ++++++++++++------------------------------
 1 file changed, 13 insertions(+), 32 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 9c0eae6d8..bec0aae62 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1684,51 +1684,32 @@ describe('Dropdown', () => {
       const input = fixtureEl.querySelector('input')
       const textarea = fixtureEl.querySelector('textarea')
 
-      const keydownSpace = createEvent('keydown')
-      keydownSpace.key = 'Space'
-
-      const keydownArrowUp = createEvent('keydown')
-      keydownArrowUp.key = 'ArrowUp'
-
-      const keydownArrowDown = createEvent('keydown')
-      keydownArrowDown.key = 'ArrowDown'
+      const test = (eventKey, elementToDispatch) => {
+        const event = createEvent('keydown')
+        event.key = eventKey
+        elementToDispatch.focus()
+        elementToDispatch.dispatchEvent(event)
+        expect(document.activeElement).toEqual(elementToDispatch, `${elementToDispatch.tagName} still focused`)
+      }
 
       const keydownEscape = createEvent('keydown')
       keydownEscape.key = 'Escape'
 
       triggerDropdown.addEventListener('shown.bs.dropdown', () => {
         // Key Space
-        input.focus()
-        input.dispatchEvent(keydownSpace)
+        test('Space', input)
 
-        expect(document.activeElement).toEqual(input, 'input still focused')
-
-        textarea.focus()
-        textarea.dispatchEvent(keydownSpace)
-
-        expect(document.activeElement).toEqual(textarea, 'textarea still focused')
+        test('Space', textarea)
 
         // Key ArrowUp
-        input.focus()
-        input.dispatchEvent(keydownArrowUp)
+        test('ArrowUp', input)
 
-        expect(document.activeElement).toEqual(input, 'input still focused')
-
-        textarea.focus()
-        textarea.dispatchEvent(keydownArrowUp)
-
-        expect(document.activeElement).toEqual(textarea, 'textarea still focused')
+        test('ArrowUp', textarea)
 
         // Key ArrowDown
-        input.focus()
-        input.dispatchEvent(keydownArrowDown)
+        test('ArrowDown', input)
 
-        expect(document.activeElement).toEqual(input, 'input still focused')
-
-        textarea.focus()
-        textarea.dispatchEvent(keydownArrowDown)
-
-        expect(document.activeElement).toEqual(textarea, 'textarea still focused')
+        test('ArrowDown', textarea)
 
         // Key Escape
         input.focus()
-- 
cgit v1.2.3


From fb5921dec49da37e9bab745d7319037e89e2f31e Mon Sep 17 00:00:00 2001
From: GeoSot <geo.sotis@gmail.com>
Date: Sun, 10 Oct 2021 15:09:57 +0300
Subject: Dropdown: Merge `display='static'` & `isNavbar` functionality
 activating static popper with no styles attached

---
 js/tests/unit/dropdown.spec.js | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index bec0aae62..aec70063e 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1054,7 +1054,7 @@ describe('Dropdown', () => {
       btnDropdown.click()
     })
 
-    it('should not use Popper in navbar', done => {
+    it('should not use "static" Popper in navbar', done => {
       fixtureEl.innerHTML = [
         '<nav class="navbar navbar-expand-md navbar-light bg-light">',
         '  <div class="dropdown">',
@@ -1071,8 +1071,8 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(dropdown._popper).toBeNull()
-        expect(dropdownMenu.getAttribute('style')).toBeNull()
+        expect(dropdown._popper).not.toBeNull()
+        expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static')
         done()
       })
 
@@ -1120,7 +1120,7 @@ describe('Dropdown', () => {
       dropdown.show()
     })
 
-    it('should manage bs attribute `data-bs-popper`="none" when dropdown is in navbar', done => {
+    it('should manage bs attribute `data-bs-popper`="static" when dropdown is in navbar', done => {
       fixtureEl.innerHTML = [
         '<nav class="navbar navbar-expand-md navbar-light bg-light">',
         '  <div class="dropdown">',
@@ -1137,7 +1137,7 @@ describe('Dropdown', () => {
       const dropdown = new Dropdown(btnDropdown)
 
       btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('none')
+        expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static')
         dropdown.hide()
       })
 
-- 
cgit v1.2.3


From d8999dd5666336dcf6976cc65bc0d562a4baec5a Mon Sep 17 00:00:00 2001
From: Louis-Maxime Piton <louismaxime.piton@orange.com>
Date: Thu, 2 Dec 2021 11:01:11 +0100
Subject: Tests: Minor fixes (#35455)

---
 js/tests/unit/dropdown.spec.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index aec70063e..037a6a5a9 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -130,7 +130,7 @@ describe('Dropdown', () => {
     it('should allow to pass config to Popper with `popperConfig` as a function', () => {
       fixtureEl.innerHTML = [
         '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-placement="right" >Dropdown</button>',
+        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-placement="right">Dropdown</button>',
         '  <div class="dropdown-menu">',
         '    <a class="dropdown-item" href="#">Secondary link</a>',
         '  </div>',
-- 
cgit v1.2.3


From c376cb07630f49ae2bbb464925afb3a2dbc5565e Mon Sep 17 00:00:00 2001
From: GeoSot <geo.sotis@gmail.com>
Date: Thu, 9 Dec 2021 15:34:17 +0200
Subject: Dropdown: fix toggle focus after dropdown is hidden using the `ESC`
 button (#35500)

---
 js/tests/unit/dropdown.spec.js | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 037a6a5a9..91e783a23 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1790,6 +1790,34 @@ describe('Dropdown', () => {
       toggle.dispatchEvent(keyupEscape)
     })
 
+    it('should close dropdown using `escape` button, and return focus to its trigger', done => {
+      fixtureEl.innerHTML = [
+        '<div class="dropdown">',
+        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+        '  <div class="dropdown-menu">',
+        '    <a class="dropdown-item" href="#">Some Item</a>',
+        '  </div>',
+        '</div>'
+      ].join('')
+
+      const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+
+      toggle.addEventListener('shown.bs.dropdown', () => {
+        const keydownEvent = createEvent('keydown', { bubbles: true })
+        keydownEvent.key = 'ArrowDown'
+        toggle.dispatchEvent(keydownEvent)
+        keydownEvent.key = 'Escape'
+        toggle.dispatchEvent(keydownEvent)
+      })
+
+      toggle.addEventListener('hidden.bs.dropdown', () => setTimeout(() => {
+        expect(document.activeElement).toEqual(toggle)
+        done()
+      }))
+
+      toggle.click()
+    })
+
     it('should close dropdown (only) by clicking inside the dropdown menu when it has data-attribute `data-bs-auto-close="inside"`', done => {
       fixtureEl.innerHTML = [
         '<div class="dropdown">',
-- 
cgit v1.2.3


From 94d4fa3b100352cba4c03b23b229e137d520a13a Mon Sep 17 00:00:00 2001
From: XhmikosR <xhmikosr@gmail.com>
Date: Thu, 9 Dec 2021 16:01:29 +0200
Subject: Fix tests fixture type (#35501)

Previously we were adding an Array instead of a String
---
 js/tests/unit/dropdown.spec.js | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 91e783a23..6ee58fe71 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1649,7 +1649,7 @@ describe('Dropdown', () => {
         '  </div>',
         '</div>',
         '<input type="text">'
-      ]
+      ].join('')
 
       const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
       const input = fixtureEl.querySelector('input')
@@ -1735,7 +1735,7 @@ describe('Dropdown', () => {
         '    </div>',
         '  </div>',
         '</div>'
-      ]
+      ].join('')
 
       const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
       const dropdown = new Dropdown(triggerDropdown)
@@ -1767,7 +1767,7 @@ describe('Dropdown', () => {
         '    </div>',
         '  </div>',
         '</div>'
-      ]
+      ].join('')
 
       const parent = fixtureEl.querySelector('.parent')
       const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
@@ -1826,7 +1826,7 @@ describe('Dropdown', () => {
         '    <a class="dropdown-item" href="#">Dropdown item</a>',
         ' </div>',
         '</div>'
-      ]
+      ].join('')
 
       const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
       const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
@@ -1857,7 +1857,7 @@ describe('Dropdown', () => {
         '    <a class="dropdown-item" href="#">Dropdown item</a>',
         ' </div>',
         '</div>'
-      ]
+      ].join('')
 
       const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
       const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
@@ -1888,7 +1888,7 @@ describe('Dropdown', () => {
         '    <a class="dropdown-item" href="#">Dropdown item</a>',
         ' </div>',
         '</div>'
-      ]
+      ].join('')
 
       const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
       const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
-- 
cgit v1.2.3


From aa650f0f1e30279f0868433a4afab9c3efa93b2c Mon Sep 17 00:00:00 2001
From: GeoSot <geo.sotis@gmail.com>
Date: Sun, 30 Jan 2022 14:30:04 +0200
Subject: tests: replace 'done' callback with 'Promise' to fix deprecation
 errors (#35659)

Reference:

https://jasmine.github.io/tutorials/async

'DEPRECATION: An asynchronous function called its 'done' callback more than once. This is a bug in the spec, beforeAll, beforeEach, afterAll, or afterEach function in question. This will be treated as an error in a future version. See<https://jasmine.github.io/tutorials/upgrading_to_Jasmine_4.0#deprecations-due-to-calling-done-multiple-times> for more information.
---
 js/tests/unit/dropdown.spec.js | 2856 +++++++++++++++++++++-------------------
 1 file changed, 1486 insertions(+), 1370 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 6ee58fe71..f24b59ed5 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -57,36 +57,38 @@ describe('Dropdown', () => {
       expect(dropdownByElement._element).toEqual(btnDropdown)
     })
 
-    it('should create offset modifier correctly when offset option is a function', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
-
-      const getOffset = jasmine.createSpy('getOffset').and.returnValue([10, 20])
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown, {
-        offset: getOffset,
-        popperConfig: {
-          onFirstUpdate: state => {
-            expect(getOffset).toHaveBeenCalledWith({
-              popper: state.rects.popper,
-              reference: state.rects.reference,
-              placement: state.placement
-            }, btnDropdown)
-            done()
+    it('should create offset modifier correctly when offset option is a function', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const getOffset = jasmine.createSpy('getOffset').and.returnValue([10, 20])
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown, {
+          offset: getOffset,
+          popperConfig: {
+            onFirstUpdate: state => {
+              expect(getOffset).toHaveBeenCalledWith({
+                popper: state.rects.popper,
+                reference: state.rects.reference,
+                placement: state.placement
+              }, btnDropdown)
+              resolve()
+            }
           }
-        }
-      })
-      const offset = dropdown._getOffset()
+        })
+        const offset = dropdown._getOffset()
 
-      expect(typeof offset).toEqual('function')
+        expect(typeof offset).toEqual('function')
 
-      dropdown.show()
+        dropdown.show()
+      })
     })
 
     it('should create offset modifier correctly when offset option is a string into data attribute', () => {
@@ -151,761 +153,817 @@ describe('Dropdown', () => {
   })
 
   describe('toggle', () => {
-    it('should toggle a dropdown', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
-
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+    it('should toggle a dropdown', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
+
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        done()
+        dropdown.toggle()
       })
-
-      dropdown.toggle()
     })
 
-    it('should destroy old popper references on toggle', done => {
-      fixtureEl.innerHTML = [
-        '<div class="first dropdown">',
-        '  <button class="firstBtn btn" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>',
-        '<div class="second dropdown">',
-        '  <button class="secondBtn btn" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should destroy old popper references on toggle', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="first dropdown">',
+          '  <button class="firstBtn btn" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>',
+          '<div class="second dropdown">',
+          '  <button class="secondBtn btn" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const btnDropdown1 = fixtureEl.querySelector('.firstBtn')
+        const btnDropdown2 = fixtureEl.querySelector('.secondBtn')
+        const firstDropdownEl = fixtureEl.querySelector('.first')
+        const secondDropdownEl = fixtureEl.querySelector('.second')
+        const dropdown1 = new Dropdown(btnDropdown1)
+
+        firstDropdownEl.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown1).toHaveClass('show')
+          spyOn(dropdown1._popper, 'destroy')
+          btnDropdown2.click()
+        })
 
-      const btnDropdown1 = fixtureEl.querySelector('.firstBtn')
-      const btnDropdown2 = fixtureEl.querySelector('.secondBtn')
-      const firstDropdownEl = fixtureEl.querySelector('.first')
-      const secondDropdownEl = fixtureEl.querySelector('.second')
-      const dropdown1 = new Dropdown(btnDropdown1)
+        secondDropdownEl.addEventListener('shown.bs.dropdown', () => setTimeout(() => {
+          expect(dropdown1._popper.destroy).toHaveBeenCalled()
+          resolve()
+        }))
 
-      firstDropdownEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown1).toHaveClass('show')
-        spyOn(dropdown1._popper, 'destroy')
-        btnDropdown2.click()
+        dropdown1.toggle()
       })
-
-      secondDropdownEl.addEventListener('shown.bs.dropdown', () => setTimeout(() => {
-        expect(dropdown1._popper.destroy).toHaveBeenCalled()
-        done()
-      }))
-
-      dropdown1.toggle()
     })
 
-    it('should toggle a dropdown and add/remove event listener on mobile', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should toggle a dropdown and add/remove event listener on mobile', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const defaultValueOnTouchStart = document.documentElement.ontouchstart
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const defaultValueOnTouchStart = document.documentElement.ontouchstart
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      document.documentElement.ontouchstart = noop
-      spyOn(EventHandler, 'on')
-      spyOn(EventHandler, 'off')
+        document.documentElement.ontouchstart = noop
+        spyOn(EventHandler, 'on')
+        spyOn(EventHandler, 'off')
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        expect(EventHandler.on).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          expect(EventHandler.on).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
 
-        dropdown.toggle()
-      })
+          dropdown.toggle()
+        })
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(btnDropdown).not.toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
-        expect(EventHandler.off).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          expect(btnDropdown).not.toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
+          expect(EventHandler.off).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
 
-        document.documentElement.ontouchstart = defaultValueOnTouchStart
-        done()
-      })
+          document.documentElement.ontouchstart = defaultValueOnTouchStart
+          resolve()
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should toggle a dropdown at the right', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu dropdown-menu-end">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should toggle a dropdown at the right', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu dropdown-menu-end">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        done()
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should toggle a dropup', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropup">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should toggle a dropup', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropup">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropupEl = fixtureEl.querySelector('.dropup')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropupEl = fixtureEl.querySelector('.dropup')
+        const dropdown = new Dropdown(btnDropdown)
 
-      dropupEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        done()
-      })
+        dropupEl.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should toggle a dropup at the right', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropup">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu dropdown-menu-end">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should toggle a dropup at the right', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropup">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu dropdown-menu-end">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropupEl = fixtureEl.querySelector('.dropup')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropupEl = fixtureEl.querySelector('.dropup')
+        const dropdown = new Dropdown(btnDropdown)
 
-      dropupEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        done()
-      })
+        dropupEl.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should toggle a dropend', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropend">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should toggle a dropend', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropend">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropendEl = fixtureEl.querySelector('.dropend')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropendEl = fixtureEl.querySelector('.dropend')
+        const dropdown = new Dropdown(btnDropdown)
 
-      dropendEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        done()
-      })
+        dropendEl.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should toggle a dropstart', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropstart">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should toggle a dropstart', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropstart">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropstartEl = fixtureEl.querySelector('.dropstart')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropstartEl = fixtureEl.querySelector('.dropstart')
+        const dropdown = new Dropdown(btnDropdown)
 
-      dropstartEl.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        done()
-      })
+        dropstartEl.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should toggle a dropdown with parent reference', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should toggle a dropdown with parent reference', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown, {
-        reference: 'parent'
-      })
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown, {
+          reference: 'parent'
+        })
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        done()
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should toggle a dropdown with a dom node reference', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should toggle a dropdown with a dom node reference', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown, {
-        reference: fixtureEl
-      })
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown, {
+          reference: fixtureEl
+        })
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        done()
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should toggle a dropdown with a jquery object reference', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should toggle a dropdown with a jquery object reference', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown, {
-        reference: { 0: fixtureEl, jquery: 'jQuery' }
-      })
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown, {
+          reference: { 0: fixtureEl, jquery: 'jQuery' }
+        })
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        done()
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should toggle a dropdown with a valid virtual element reference', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle visually-hidden" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
-
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const virtualElement = {
-        nodeType: 1,
-        getBoundingClientRect() {
-          return {
-            width: 0,
-            height: 0,
-            top: 0,
-            right: 0,
-            bottom: 0,
-            left: 0
+    it('should toggle a dropdown with a valid virtual element reference', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle visually-hidden" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const virtualElement = {
+          nodeType: 1,
+          getBoundingClientRect() {
+            return {
+              width: 0,
+              height: 0,
+              top: 0,
+              right: 0,
+              bottom: 0,
+              left: 0
+            }
           }
         }
-      }
 
-      expect(() => new Dropdown(btnDropdown, {
-        reference: {}
-      })).toThrowError(TypeError, 'DROPDOWN: Option "reference" provided type "object" without a required "getBoundingClientRect" method.')
+        expect(() => new Dropdown(btnDropdown, {
+          reference: {}
+        })).toThrowError(TypeError, 'DROPDOWN: Option "reference" provided type "object" without a required "getBoundingClientRect" method.')
 
-      expect(() => new Dropdown(btnDropdown, {
-        reference: {
-          getBoundingClientRect: 'not-a-function'
-        }
-      })).toThrowError(TypeError, 'DROPDOWN: Option "reference" provided type "object" without a required "getBoundingClientRect" method.')
-
-      // use onFirstUpdate as Poppers internal update is executed async
-      const dropdown = new Dropdown(btnDropdown, {
-        reference: virtualElement,
-        popperConfig: {
-          onFirstUpdate() {
-            expect(virtualElement.getBoundingClientRect).toHaveBeenCalled()
-            expect(btnDropdown).toHaveClass('show')
-            expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-            done()
+        expect(() => new Dropdown(btnDropdown, {
+          reference: {
+            getBoundingClientRect: 'not-a-function'
           }
-        }
-      })
+        })).toThrowError(TypeError, 'DROPDOWN: Option "reference" provided type "object" without a required "getBoundingClientRect" method.')
+
+        // use onFirstUpdate as Poppers internal update is executed async
+        const dropdown = new Dropdown(btnDropdown, {
+          reference: virtualElement,
+          popperConfig: {
+            onFirstUpdate() {
+              expect(virtualElement.getBoundingClientRect).toHaveBeenCalled()
+              expect(btnDropdown).toHaveClass('show')
+              expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+              resolve()
+            }
+          }
+        })
 
-      spyOn(virtualElement, 'getBoundingClientRect').and.callThrough()
+        spyOn(virtualElement, 'getBoundingClientRect').and.callThrough()
 
-      dropdown.toggle()
+        dropdown.toggle()
+      })
     })
 
-    it('should not toggle a dropdown if the element is disabled', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not toggle a dropdown if the element is disabled', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        throw new Error('should not throw shown.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          throw new Error('should not throw shown.bs.dropdown event')
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
 
-      setTimeout(() => {
-        expect().nothing()
-        done()
+        setTimeout(() => {
+          expect().nothing()
+          resolve()
+        })
       })
     })
 
-    it('should not toggle a dropdown if the element contains .disabled', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not toggle a dropdown if the element contains .disabled', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        throw new Error('should not throw shown.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          throw new Error('should not throw shown.bs.dropdown event')
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
 
-      setTimeout(() => {
-        expect().nothing()
-        done()
+        setTimeout(() => {
+          expect().nothing()
+          resolve()
+        })
       })
     })
 
-    it('should not toggle a dropdown if the menu is shown', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu show">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not toggle a dropdown if the menu is shown', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu show">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        throw new Error('should not throw shown.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          throw new Error('should not throw shown.bs.dropdown event')
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
 
-      setTimeout(() => {
-        expect().nothing()
-        done()
+        setTimeout(() => {
+          expect().nothing()
+          resolve()
+        })
       })
     })
 
-    it('should not toggle a dropdown if show event is prevented', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not toggle a dropdown if show event is prevented', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('show.bs.dropdown', event => {
-        event.preventDefault()
-      })
+        btnDropdown.addEventListener('show.bs.dropdown', event => {
+          event.preventDefault()
+        })
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        throw new Error('should not throw shown.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          throw new Error('should not throw shown.bs.dropdown event')
+        })
 
-      dropdown.toggle()
+        dropdown.toggle()
 
-      setTimeout(() => {
-        expect().nothing()
-        done()
+        setTimeout(() => {
+          expect().nothing()
+          resolve()
+        })
       })
     })
   })
 
   describe('show', () => {
-    it('should show a dropdown', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
-
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+    it('should show a dropdown', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
+
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          resolve()
+        })
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
-        done()
+        dropdown.show()
       })
-
-      dropdown.show()
     })
 
-    it('should not show a dropdown if the element is disabled', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not show a dropdown if the element is disabled', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        throw new Error('should not throw shown.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          throw new Error('should not throw shown.bs.dropdown event')
+        })
 
-      dropdown.show()
+        dropdown.show()
 
-      setTimeout(() => {
-        expect().nothing()
-        done()
-      }, 10)
+        setTimeout(() => {
+          expect().nothing()
+          resolve()
+        }, 10)
+      })
     })
 
-    it('should not show a dropdown if the element contains .disabled', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not show a dropdown if the element contains .disabled', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        throw new Error('should not throw shown.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          throw new Error('should not throw shown.bs.dropdown event')
+        })
 
-      dropdown.show()
+        dropdown.show()
 
-      setTimeout(() => {
-        expect().nothing()
-        done()
-      }, 10)
+        setTimeout(() => {
+          expect().nothing()
+          resolve()
+        }, 10)
+      })
     })
 
-    it('should not show a dropdown if the menu is shown', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu show">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not show a dropdown if the menu is shown', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu show">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        throw new Error('should not throw shown.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          throw new Error('should not throw shown.bs.dropdown event')
+        })
 
-      dropdown.show()
+        dropdown.show()
 
-      setTimeout(() => {
-        expect().nothing()
-        done()
-      }, 10)
+        setTimeout(() => {
+          expect().nothing()
+          resolve()
+        }, 10)
+      })
     })
 
-    it('should not show a dropdown if show event is prevented', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not show a dropdown if show event is prevented', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('show.bs.dropdown', event => {
-        event.preventDefault()
-      })
+        btnDropdown.addEventListener('show.bs.dropdown', event => {
+          event.preventDefault()
+        })
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        throw new Error('should not throw shown.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          throw new Error('should not throw shown.bs.dropdown event')
+        })
 
-      dropdown.show()
+        dropdown.show()
 
-      setTimeout(() => {
-        expect().nothing()
-        done()
-      }, 10)
+        setTimeout(() => {
+          expect().nothing()
+          resolve()
+        }, 10)
+      })
     })
   })
 
   describe('hide', () => {
-    it('should hide a dropdown', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="true">Dropdown</button>',
-        '  <div class="dropdown-menu show">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
-
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
-      const dropdown = new Dropdown(btnDropdown)
+    it('should hide a dropdown', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="true">Dropdown</button>',
+          '  <div class="dropdown-menu show">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdown = new Dropdown(btnDropdown)
+
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          expect(dropdownMenu).not.toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
+          resolve()
+        })
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(dropdownMenu).not.toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
-        done()
+        dropdown.hide()
       })
-
-      dropdown.hide()
     })
 
-    it('should hide a dropdown and destroy popper', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should hide a dropdown and destroy popper', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          spyOn(dropdown._popper, 'destroy')
+          dropdown.hide()
+        })
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        spyOn(dropdown._popper, 'destroy')
-        dropdown.hide()
-      })
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          expect(dropdown._popper.destroy).toHaveBeenCalled()
+          resolve()
+        })
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(dropdown._popper.destroy).toHaveBeenCalled()
-        done()
+        dropdown.show()
       })
-
-      dropdown.show()
     })
 
-    it('should not hide a dropdown if the element is disabled', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu show">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not hide a dropdown if the element is disabled', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu show">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        throw new Error('should not throw hidden.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          throw new Error('should not throw hidden.bs.dropdown event')
+        })
 
-      dropdown.hide()
+        dropdown.hide()
 
-      setTimeout(() => {
-        expect(dropdownMenu).toHaveClass('show')
-        done()
-      }, 10)
+        setTimeout(() => {
+          expect(dropdownMenu).toHaveClass('show')
+          resolve()
+        }, 10)
+      })
     })
 
-    it('should not hide a dropdown if the element contains .disabled', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu show">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not hide a dropdown if the element contains .disabled', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu show">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        throw new Error('should not throw hidden.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          throw new Error('should not throw hidden.bs.dropdown event')
+        })
 
-      dropdown.hide()
+        dropdown.hide()
 
-      setTimeout(() => {
-        expect(dropdownMenu).toHaveClass('show')
-        done()
-      }, 10)
+        setTimeout(() => {
+          expect(dropdownMenu).toHaveClass('show')
+          resolve()
+        }, 10)
+      })
     })
 
-    it('should not hide a dropdown if the menu is not shown', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not hide a dropdown if the menu is not shown', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        throw new Error('should not throw hidden.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          throw new Error('should not throw hidden.bs.dropdown event')
+        })
 
-      dropdown.hide()
+        dropdown.hide()
 
-      setTimeout(() => {
-        expect().nothing()
-        done()
-      }, 10)
+        setTimeout(() => {
+          expect().nothing()
+          resolve()
+        }, 10)
+      })
     })
 
-    it('should not hide a dropdown if hide event is prevented', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu show">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not hide a dropdown if hide event is prevented', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu show">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('hide.bs.dropdown', event => {
-        event.preventDefault()
-      })
+        btnDropdown.addEventListener('hide.bs.dropdown', event => {
+          event.preventDefault()
+        })
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        throw new Error('should not throw hidden.bs.dropdown event')
-      })
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          throw new Error('should not throw hidden.bs.dropdown event')
+        })
 
-      dropdown.hide()
+        dropdown.hide()
 
-      setTimeout(() => {
-        expect(dropdownMenu).toHaveClass('show')
-        done()
+        setTimeout(() => {
+          expect(dropdownMenu).toHaveClass('show')
+          resolve()
+        })
       })
     })
 
-    it('should remove event listener on touch-enabled device that was added in show method', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Dropdwon item</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should remove event listener on touch-enabled device that was added in show method', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Dropdwon item</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const defaultValueOnTouchStart = document.documentElement.ontouchstart
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(btnDropdown)
+        const defaultValueOnTouchStart = document.documentElement.ontouchstart
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
 
-      document.documentElement.ontouchstart = noop
-      spyOn(EventHandler, 'off')
+        document.documentElement.ontouchstart = noop
+        spyOn(EventHandler, 'off')
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        dropdown.hide()
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          dropdown.hide()
+        })
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(btnDropdown).not.toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
-        expect(EventHandler.off).toHaveBeenCalled()
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          expect(btnDropdown).not.toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
+          expect(EventHandler.off).toHaveBeenCalled()
 
-        document.documentElement.ontouchstart = defaultValueOnTouchStart
-        done()
-      })
+          document.documentElement.ontouchstart = defaultValueOnTouchStart
+          resolve()
+        })
 
-      dropdown.show()
+        dropdown.show()
+      })
     })
   })
 
@@ -1013,903 +1071,957 @@ describe('Dropdown', () => {
   })
 
   describe('data-api', () => {
-    it('should show and hide a dropdown', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
-
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      let showEventTriggered = false
-      let hideEventTriggered = false
+    it('should show and hide a dropdown', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        let showEventTriggered = false
+        let hideEventTriggered = false
+
+        btnDropdown.addEventListener('show.bs.dropdown', () => {
+          showEventTriggered = true
+        })
 
-      btnDropdown.addEventListener('show.bs.dropdown', () => {
-        showEventTriggered = true
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', event => setTimeout(() => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          expect(showEventTriggered).toBeTrue()
+          expect(event.relatedTarget).toEqual(btnDropdown)
+          document.body.click()
+        }))
 
-      btnDropdown.addEventListener('shown.bs.dropdown', event => setTimeout(() => {
-        expect(btnDropdown).toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-        expect(showEventTriggered).toBeTrue()
-        expect(event.relatedTarget).toEqual(btnDropdown)
-        document.body.click()
-      }))
+        btnDropdown.addEventListener('hide.bs.dropdown', () => {
+          hideEventTriggered = true
+        })
 
-      btnDropdown.addEventListener('hide.bs.dropdown', () => {
-        hideEventTriggered = true
-      })
+        btnDropdown.addEventListener('hidden.bs.dropdown', event => {
+          expect(btnDropdown).not.toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
+          expect(hideEventTriggered).toBeTrue()
+          expect(event.relatedTarget).toEqual(btnDropdown)
+          resolve()
+        })
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', event => {
-        expect(btnDropdown).not.toHaveClass('show')
-        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
-        expect(hideEventTriggered).toBeTrue()
-        expect(event.relatedTarget).toEqual(btnDropdown)
-        done()
+        btnDropdown.click()
       })
-
-      btnDropdown.click()
     })
 
-    it('should not use "static" Popper in navbar', done => {
-      fixtureEl.innerHTML = [
-        '<nav class="navbar navbar-expand-md navbar-light bg-light">',
-        '  <div class="dropdown">',
-        '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '    <div class="dropdown-menu">',
-        '      <a class="dropdown-item" href="#">Secondary link</a>',
-        '    </div>',
-        '  </div>',
-        '</nav>'
-      ].join('')
+    it('should not use "static" Popper in navbar', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<nav class="navbar navbar-expand-md navbar-light bg-light">',
+          '  <div class="dropdown">',
+          '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '    <div class="dropdown-menu">',
+          '      <a class="dropdown-item" href="#">Secondary link</a>',
+          '    </div>',
+          '  </div>',
+          '</nav>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(dropdown._popper).not.toBeNull()
-        expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static')
-        done()
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(dropdown._popper).not.toBeNull()
+          expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static')
+          resolve()
+        })
 
-      dropdown.show()
+        dropdown.show()
+      })
     })
 
-    it('should not collapse the dropdown when clicking a select option nested in the dropdown', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <select>',
-        '      <option selected>Open this select menu</option>',
-        '      <option value="1">One</option>',
-        '    </select>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not collapse the dropdown when clicking a select option nested in the dropdown', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <select>',
+          '      <option selected>Open this select menu</option>',
+          '      <option value="1">One</option>',
+          '    </select>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdown = new Dropdown(btnDropdown)
+
+        const hideSpy = spyOn(dropdown, '_completeHide')
 
-      const hideSpy = spyOn(dropdown, '_completeHide')
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          const clickEvent = new MouseEvent('click', {
+            bubbles: true
+          })
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        const clickEvent = new MouseEvent('click', {
-          bubbles: true
+          dropdownMenu.querySelector('option').dispatchEvent(clickEvent)
         })
 
-        dropdownMenu.querySelector('option').dispatchEvent(clickEvent)
-      })
+        dropdownMenu.addEventListener('click', event => {
+          expect(event.target.tagName).toMatch(/select|option/i)
 
-      dropdownMenu.addEventListener('click', event => {
-        expect(event.target.tagName).toMatch(/select|option/i)
+          Dropdown.clearMenus(event)
 
-        Dropdown.clearMenus(event)
+          setTimeout(() => {
+            expect(hideSpy).not.toHaveBeenCalled()
+            resolve()
+          }, 10)
+        })
 
-        setTimeout(() => {
-          expect(hideSpy).not.toHaveBeenCalled()
-          done()
-        }, 10)
+        dropdown.show()
       })
-
-      dropdown.show()
     })
 
-    it('should manage bs attribute `data-bs-popper`="static" when dropdown is in navbar', done => {
-      fixtureEl.innerHTML = [
-        '<nav class="navbar navbar-expand-md navbar-light bg-light">',
-        '  <div class="dropdown">',
-        '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
-        '    <div class="dropdown-menu">',
-        '      <a class="dropdown-item" href="#">Secondary link</a>',
-        '    </div>',
-        '  </div>',
-        '</nav>'
-      ].join('')
+    it('should manage bs attribute `data-bs-popper`="static" when dropdown is in navbar', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<nav class="navbar navbar-expand-md navbar-light bg-light">',
+          '  <div class="dropdown">',
+          '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '    <div class="dropdown-menu">',
+          '      <a class="dropdown-item" href="#">Secondary link</a>',
+          '    </div>',
+          '  </div>',
+          '</nav>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static')
-        dropdown.hide()
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static')
+          dropdown.hide()
+        })
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(dropdownMenu.getAttribute('data-bs-popper')).toBeNull()
-        done()
-      })
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          expect(dropdownMenu.getAttribute('data-bs-popper')).toBeNull()
+          resolve()
+        })
 
-      dropdown.show()
+        dropdown.show()
+      })
     })
 
-    it('should not use Popper if display set to static', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not use Popper if display set to static', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        // Popper adds this attribute when we use it
-        expect(dropdownMenu.getAttribute('data-popper-placement')).toBeNull()
-        done()
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          // Popper adds this attribute when we use it
+          expect(dropdownMenu.getAttribute('data-popper-placement')).toBeNull()
+          resolve()
+        })
 
-      btnDropdown.click()
+        btnDropdown.click()
+      })
     })
 
-    it('should manage bs attribute `data-bs-popper`="static" when display set to static', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should manage bs attribute `data-bs-popper`="static" when display set to static', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-display="static">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
-      const dropdown = new Dropdown(btnDropdown)
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdown = new Dropdown(btnDropdown)
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static')
-        dropdown.hide()
-      })
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(dropdownMenu.getAttribute('data-bs-popper')).toEqual('static')
+          dropdown.hide()
+        })
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(dropdownMenu.getAttribute('data-bs-popper')).toBeNull()
-        done()
-      })
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          expect(dropdownMenu.getAttribute('data-bs-popper')).toBeNull()
+          resolve()
+        })
 
-      dropdown.show()
+        dropdown.show()
+      })
     })
 
-    it('should remove "show" class if tabbing outside of menu', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Secondary link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should remove "show" class if tabbing outside of menu', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
 
-      btnDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(btnDropdown).toHaveClass('show')
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
 
-        const keyup = createEvent('keyup')
+          const keyup = createEvent('keyup')
 
-        keyup.key = 'Tab'
-        document.dispatchEvent(keyup)
-      })
+          keyup.key = 'Tab'
+          document.dispatchEvent(keyup)
+        })
 
-      btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect(btnDropdown).not.toHaveClass('show')
-        done()
-      })
+        btnDropdown.addEventListener('hidden.bs.dropdown', () => {
+          expect(btnDropdown).not.toHaveClass('show')
+          resolve()
+        })
 
-      btnDropdown.click()
+        btnDropdown.click()
+      })
     })
 
-    it('should remove "show" class if body is clicked, with multiple dropdowns', done => {
-      fixtureEl.innerHTML = [
-        '<div class="nav">',
-        '  <div class="dropdown" id="testmenu">',
-        '    <a class="dropdown-toggle" data-bs-toggle="dropdown" href="#testmenu">Test menu</a>',
-        '    <div class="dropdown-menu">',
-        '      <a class="dropdown-item" href="#sub1">Submenu 1</a>',
-        '    </div>',
-        '  </div>',
-        '</div>',
-        '<div class="btn-group">',
-        '  <button class="btn">Actions</button>',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown"></button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Action 1</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should remove "show" class if body is clicked, with multiple dropdowns', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="nav">',
+          '  <div class="dropdown" id="testmenu">',
+          '    <a class="dropdown-toggle" data-bs-toggle="dropdown" href="#testmenu">Test menu</a>',
+          '    <div class="dropdown-menu">',
+          '      <a class="dropdown-item" href="#sub1">Submenu 1</a>',
+          '    </div>',
+          '  </div>',
+          '</div>',
+          '<div class="btn-group">',
+          '  <button class="btn">Actions</button>',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown"></button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Action 1</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdownList = fixtureEl.querySelectorAll('[data-bs-toggle="dropdown"]')
+        const triggerDropdownList = fixtureEl.querySelectorAll('[data-bs-toggle="dropdown"]')
 
-      expect(triggerDropdownList).toHaveSize(2)
+        expect(triggerDropdownList).toHaveSize(2)
 
-      const [triggerDropdownFirst, triggerDropdownLast] = triggerDropdownList
+        const [triggerDropdownFirst, triggerDropdownLast] = triggerDropdownList
 
-      triggerDropdownFirst.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdownFirst).toHaveClass('show')
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
-        document.body.click()
-      })
+        triggerDropdownFirst.addEventListener('shown.bs.dropdown', () => {
+          expect(triggerDropdownFirst).toHaveClass('show')
+          expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
+          document.body.click()
+        })
 
-      triggerDropdownFirst.addEventListener('hidden.bs.dropdown', () => {
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
-        triggerDropdownLast.click()
-      })
+        triggerDropdownFirst.addEventListener('hidden.bs.dropdown', () => {
+          expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
+          triggerDropdownLast.click()
+        })
 
-      triggerDropdownLast.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdownLast).toHaveClass('show')
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
-        document.body.click()
-      })
+        triggerDropdownLast.addEventListener('shown.bs.dropdown', () => {
+          expect(triggerDropdownLast).toHaveClass('show')
+          expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
+          document.body.click()
+        })
 
-      triggerDropdownLast.addEventListener('hidden.bs.dropdown', () => {
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
-        done()
-      })
+        triggerDropdownLast.addEventListener('hidden.bs.dropdown', () => {
+          expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
+          resolve()
+        })
 
-      triggerDropdownFirst.click()
+        triggerDropdownFirst.click()
+      })
     })
 
-    it('should remove "show" class if body if tabbing outside of menu, with multiple dropdowns', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <a class="dropdown-toggle" data-bs-toggle="dropdown" href="#testmenu">Test menu</a>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#sub1">Submenu 1</a>',
-        '  </div>',
-        '</div>',
-        '<div class="btn-group">',
-        '  <button class="btn">Actions</button>',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown"></button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Action 1</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should remove "show" class if body if tabbing outside of menu, with multiple dropdowns', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <a class="dropdown-toggle" data-bs-toggle="dropdown" href="#testmenu">Test menu</a>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#sub1">Submenu 1</a>',
+          '  </div>',
+          '</div>',
+          '<div class="btn-group">',
+          '  <button class="btn">Actions</button>',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown"></button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Action 1</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdownList = fixtureEl.querySelectorAll('[data-bs-toggle="dropdown"]')
+        const triggerDropdownList = fixtureEl.querySelectorAll('[data-bs-toggle="dropdown"]')
 
-      expect(triggerDropdownList).toHaveSize(2)
+        expect(triggerDropdownList).toHaveSize(2)
 
-      const [triggerDropdownFirst, triggerDropdownLast] = triggerDropdownList
+        const [triggerDropdownFirst, triggerDropdownLast] = triggerDropdownList
 
-      triggerDropdownFirst.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdownFirst).toHaveClass('show')
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
+        triggerDropdownFirst.addEventListener('shown.bs.dropdown', () => {
+          expect(triggerDropdownFirst).toHaveClass('show')
+          expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
 
-        const keyup = createEvent('keyup')
-        keyup.key = 'Tab'
+          const keyup = createEvent('keyup')
+          keyup.key = 'Tab'
 
-        document.dispatchEvent(keyup)
-      })
+          document.dispatchEvent(keyup)
+        })
 
-      triggerDropdownFirst.addEventListener('hidden.bs.dropdown', () => {
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
-        triggerDropdownLast.click()
-      })
+        triggerDropdownFirst.addEventListener('hidden.bs.dropdown', () => {
+          expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
+          triggerDropdownLast.click()
+        })
 
-      triggerDropdownLast.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdownLast).toHaveClass('show')
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
+        triggerDropdownLast.addEventListener('shown.bs.dropdown', () => {
+          expect(triggerDropdownLast).toHaveClass('show')
+          expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(1)
 
-        const keyup = createEvent('keyup')
-        keyup.key = 'Tab'
+          const keyup = createEvent('keyup')
+          keyup.key = 'Tab'
 
-        document.dispatchEvent(keyup)
-      })
+          document.dispatchEvent(keyup)
+        })
 
-      triggerDropdownLast.addEventListener('hidden.bs.dropdown', () => {
-        expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
-        done()
-      })
+        triggerDropdownLast.addEventListener('hidden.bs.dropdown', () => {
+          expect(fixtureEl.querySelectorAll('.dropdown-menu.show')).toHaveSize(0)
+          resolve()
+        })
 
-      triggerDropdownFirst.click()
+        triggerDropdownFirst.click()
+      })
     })
 
-    it('should fire hide and hidden event without a clickEvent if event type is not click', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#sub1">Submenu 1</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should fire hide and hidden event without a clickEvent if event type is not click', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#sub1">Submenu 1</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
 
-      triggerDropdown.addEventListener('hide.bs.dropdown', event => {
-        expect(event.clickEvent).toBeUndefined()
-      })
+        triggerDropdown.addEventListener('hide.bs.dropdown', event => {
+          expect(event.clickEvent).toBeUndefined()
+        })
 
-      triggerDropdown.addEventListener('hidden.bs.dropdown', event => {
-        expect(event.clickEvent).toBeUndefined()
-        done()
-      })
+        triggerDropdown.addEventListener('hidden.bs.dropdown', event => {
+          expect(event.clickEvent).toBeUndefined()
+          resolve()
+        })
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        const keydown = createEvent('keydown')
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          const keydown = createEvent('keydown')
 
-        keydown.key = 'Escape'
-        triggerDropdown.dispatchEvent(keydown)
-      })
+          keydown.key = 'Escape'
+          triggerDropdown.dispatchEvent(keydown)
+        })
 
-      triggerDropdown.click()
+        triggerDropdown.click()
+      })
     })
 
-    it('should bubble up the events to the parent elements', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#subMenu">Sub menu</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should bubble up the events to the parent elements', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#subMenu">Sub menu</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownParent = fixtureEl.querySelector('.dropdown')
-      const dropdown = new Dropdown(triggerDropdown)
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownParent = fixtureEl.querySelector('.dropdown')
+        const dropdown = new Dropdown(triggerDropdown)
 
-      const showFunction = jasmine.createSpy('showFunction')
-      dropdownParent.addEventListener('show.bs.dropdown', showFunction)
+        const showFunction = jasmine.createSpy('showFunction')
+        dropdownParent.addEventListener('show.bs.dropdown', showFunction)
 
-      const shownFunction = jasmine.createSpy('shownFunction')
-      dropdownParent.addEventListener('shown.bs.dropdown', () => {
-        shownFunction()
-        dropdown.hide()
-      })
+        const shownFunction = jasmine.createSpy('shownFunction')
+        dropdownParent.addEventListener('shown.bs.dropdown', () => {
+          shownFunction()
+          dropdown.hide()
+        })
 
-      const hideFunction = jasmine.createSpy('hideFunction')
-      dropdownParent.addEventListener('hide.bs.dropdown', hideFunction)
+        const hideFunction = jasmine.createSpy('hideFunction')
+        dropdownParent.addEventListener('hide.bs.dropdown', hideFunction)
 
-      dropdownParent.addEventListener('hidden.bs.dropdown', () => {
-        expect(showFunction).toHaveBeenCalled()
-        expect(shownFunction).toHaveBeenCalled()
-        expect(hideFunction).toHaveBeenCalled()
-        done()
-      })
+        dropdownParent.addEventListener('hidden.bs.dropdown', () => {
+          expect(showFunction).toHaveBeenCalled()
+          expect(shownFunction).toHaveBeenCalled()
+          expect(hideFunction).toHaveBeenCalled()
+          resolve()
+        })
 
-      dropdown.show()
+        dropdown.show()
+      })
     })
 
-    it('should ignore keyboard events within <input>s and <textarea>s', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#sub1">Submenu 1</a>',
-        '    <input type="text">',
-        '    <textarea></textarea>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should ignore keyboard events within <input>s and <textarea>s', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#sub1">Submenu 1</a>',
+          '    <input type="text">',
+          '    <textarea></textarea>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const input = fixtureEl.querySelector('input')
-      const textarea = fixtureEl.querySelector('textarea')
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const input = fixtureEl.querySelector('input')
+        const textarea = fixtureEl.querySelector('textarea')
+
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          input.focus()
+          const keydown = createEvent('keydown')
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        input.focus()
-        const keydown = createEvent('keydown')
+          keydown.key = 'ArrowUp'
+          input.dispatchEvent(keydown)
 
-        keydown.key = 'ArrowUp'
-        input.dispatchEvent(keydown)
+          expect(document.activeElement).toEqual(input, 'input still focused')
 
-        expect(document.activeElement).toEqual(input, 'input still focused')
+          textarea.focus()
+          textarea.dispatchEvent(keydown)
 
-        textarea.focus()
-        textarea.dispatchEvent(keydown)
+          expect(document.activeElement).toEqual(textarea, 'textarea still focused')
+          resolve()
+        })
 
-        expect(document.activeElement).toEqual(textarea, 'textarea still focused')
-        done()
+        triggerDropdown.click()
       })
-
-      triggerDropdown.click()
     })
 
-    it('should skip disabled element when using keyboard navigation', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item disabled" href="#sub1">Submenu 1</a>',
-        '    <button class="dropdown-item" type="button" disabled>Disabled button</button>',
-        '    <a id="item1" class="dropdown-item" href="#">Another link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should skip disabled element when using keyboard navigation', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item disabled" href="#sub1">Submenu 1</a>',
+          '    <button class="dropdown-item" type="button" disabled>Disabled button</button>',
+          '    <a id="item1" class="dropdown-item" href="#">Another link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        const keydown = createEvent('keydown')
-        keydown.key = 'ArrowDown'
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          const keydown = createEvent('keydown')
+          keydown.key = 'ArrowDown'
 
-        triggerDropdown.dispatchEvent(keydown)
-        triggerDropdown.dispatchEvent(keydown)
+          triggerDropdown.dispatchEvent(keydown)
+          triggerDropdown.dispatchEvent(keydown)
 
-        expect(document.activeElement).not.toHaveClass('disabled')
-        expect(document.activeElement.hasAttribute('disabled')).toBeFalse()
-        done()
-      })
+          expect(document.activeElement).not.toHaveClass('disabled')
+          expect(document.activeElement.hasAttribute('disabled')).toBeFalse()
+          resolve()
+        })
 
-      triggerDropdown.click()
+        triggerDropdown.click()
+      })
     })
 
-    it('should skip hidden element when using keyboard navigation', done => {
-      fixtureEl.innerHTML = [
-        '<style>',
-        '  .d-none {',
-        '    display: none;',
-        '  }',
-        '</style>',
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <button class="dropdown-item d-none" type="button">Hidden button by class</button>',
-        '    <a class="dropdown-item" href="#sub1" style="display: none">Hidden link</a>',
-        '    <a class="dropdown-item" href="#sub1" style="visibility: hidden">Hidden link</a>',
-        '    <a id="item1" class="dropdown-item" href="#">Another link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should skip hidden element when using keyboard navigation', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<style>',
+          '  .d-none {',
+          '    display: none;',
+          '  }',
+          '</style>',
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <button class="dropdown-item d-none" type="button">Hidden button by class</button>',
+          '    <a class="dropdown-item" href="#sub1" style="display: none">Hidden link</a>',
+          '    <a class="dropdown-item" href="#sub1" style="visibility: hidden">Hidden link</a>',
+          '    <a id="item1" class="dropdown-item" href="#">Another link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        const keydown = createEvent('keydown')
-        keydown.key = 'ArrowDown'
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          const keydown = createEvent('keydown')
+          keydown.key = 'ArrowDown'
 
-        triggerDropdown.dispatchEvent(keydown)
+          triggerDropdown.dispatchEvent(keydown)
 
-        expect(document.activeElement).not.toHaveClass('d-none')
-        expect(document.activeElement.style.display).not.toEqual('none')
-        expect(document.activeElement.style.visibility).not.toEqual('hidden')
+          expect(document.activeElement).not.toHaveClass('d-none')
+          expect(document.activeElement.style.display).not.toEqual('none')
+          expect(document.activeElement.style.visibility).not.toEqual('hidden')
 
-        done()
-      })
+          resolve()
+        })
 
-      triggerDropdown.click()
+        triggerDropdown.click()
+      })
     })
 
-    it('should focus next/previous element when using keyboard navigation', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a id="item1" class="dropdown-item" href="#">A link</a>',
-        '    <a id="item2" class="dropdown-item" href="#">Another link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should focus next/previous element when using keyboard navigation', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a id="item1" class="dropdown-item" href="#">A link</a>',
+          '    <a id="item2" class="dropdown-item" href="#">Another link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const item1 = fixtureEl.querySelector('#item1')
-      const item2 = fixtureEl.querySelector('#item2')
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const item1 = fixtureEl.querySelector('#item1')
+        const item2 = fixtureEl.querySelector('#item2')
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        const keydownArrowDown = createEvent('keydown')
-        keydownArrowDown.key = 'ArrowDown'
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          const keydownArrowDown = createEvent('keydown')
+          keydownArrowDown.key = 'ArrowDown'
 
-        triggerDropdown.dispatchEvent(keydownArrowDown)
-        expect(document.activeElement).toEqual(item1, 'item1 is focused')
+          triggerDropdown.dispatchEvent(keydownArrowDown)
+          expect(document.activeElement).toEqual(item1, 'item1 is focused')
 
-        document.activeElement.dispatchEvent(keydownArrowDown)
-        expect(document.activeElement).toEqual(item2, 'item2 is focused')
+          document.activeElement.dispatchEvent(keydownArrowDown)
+          expect(document.activeElement).toEqual(item2, 'item2 is focused')
 
-        const keydownArrowUp = createEvent('keydown')
-        keydownArrowUp.key = 'ArrowUp'
+          const keydownArrowUp = createEvent('keydown')
+          keydownArrowUp.key = 'ArrowUp'
 
-        document.activeElement.dispatchEvent(keydownArrowUp)
-        expect(document.activeElement).toEqual(item1, 'item1 is focused')
+          document.activeElement.dispatchEvent(keydownArrowUp)
+          expect(document.activeElement).toEqual(item1, 'item1 is focused')
 
-        done()
-      })
+          resolve()
+        })
 
-      triggerDropdown.click()
+        triggerDropdown.click()
+      })
     })
 
-    it('should open the dropdown and focus on the last item when using ArrowUp for the first time', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a id="item1" class="dropdown-item" href="#">A link</a>',
-        '    <a id="item2" class="dropdown-item" href="#">Another link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should open the dropdown and focus on the last item when using ArrowUp for the first time', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a id="item1" class="dropdown-item" href="#">A link</a>',
+          '    <a id="item2" class="dropdown-item" href="#">Another link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const lastItem = fixtureEl.querySelector('#item2')
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const lastItem = fixtureEl.querySelector('#item2')
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        setTimeout(() => {
-          expect(document.activeElement).toEqual(lastItem, 'item2 is focused')
-          done()
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          setTimeout(() => {
+            expect(document.activeElement).toEqual(lastItem, 'item2 is focused')
+            resolve()
+          })
         })
-      })
 
-      const keydown = createEvent('keydown')
-      keydown.key = 'ArrowUp'
-      triggerDropdown.dispatchEvent(keydown)
+        const keydown = createEvent('keydown')
+        keydown.key = 'ArrowUp'
+        triggerDropdown.dispatchEvent(keydown)
+      })
     })
 
-    it('should open the dropdown and focus on the first item when using ArrowDown for the first time', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a id="item1" class="dropdown-item" href="#">A link</a>',
-        '    <a id="item2" class="dropdown-item" href="#">Another link</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should open the dropdown and focus on the first item when using ArrowDown for the first time', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a id="item1" class="dropdown-item" href="#">A link</a>',
+          '    <a id="item2" class="dropdown-item" href="#">Another link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const firstItem = fixtureEl.querySelector('#item1')
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const firstItem = fixtureEl.querySelector('#item1')
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        setTimeout(() => {
-          expect(document.activeElement).toEqual(firstItem, 'item1 is focused')
-          done()
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          setTimeout(() => {
+            expect(document.activeElement).toEqual(firstItem, 'item1 is focused')
+            resolve()
+          })
         })
-      })
 
-      const keydown = createEvent('keydown')
-      keydown.key = 'ArrowDown'
-      triggerDropdown.dispatchEvent(keydown)
+        const keydown = createEvent('keydown')
+        keydown.key = 'ArrowDown'
+        triggerDropdown.dispatchEvent(keydown)
+      })
     })
 
-    it('should not close the dropdown if the user clicks on a text field within dropdown-menu', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <input type="text">',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not close the dropdown if the user clicks on a text field within dropdown-menu', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <input type="text">',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const input = fixtureEl.querySelector('input')
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const input = fixtureEl.querySelector('input')
 
-      input.addEventListener('click', () => {
-        expect(triggerDropdown).toHaveClass('show')
-        done()
-      })
+        input.addEventListener('click', () => {
+          expect(triggerDropdown).toHaveClass('show')
+          resolve()
+        })
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdown).toHaveClass('show')
-        input.dispatchEvent(createEvent('click'))
-      })
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(triggerDropdown).toHaveClass('show')
+          input.dispatchEvent(createEvent('click'))
+        })
 
-      triggerDropdown.click()
+        triggerDropdown.click()
+      })
     })
 
-    it('should not close the dropdown if the user clicks on a textarea within dropdown-menu', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <textarea></textarea>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should not close the dropdown if the user clicks on a textarea within dropdown-menu', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <textarea></textarea>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const textarea = fixtureEl.querySelector('textarea')
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const textarea = fixtureEl.querySelector('textarea')
 
-      textarea.addEventListener('click', () => {
-        expect(triggerDropdown).toHaveClass('show')
-        done()
-      })
+        textarea.addEventListener('click', () => {
+          expect(triggerDropdown).toHaveClass('show')
+          resolve()
+        })
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        expect(triggerDropdown).toHaveClass('show')
-        textarea.dispatchEvent(createEvent('click'))
-      })
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(triggerDropdown).toHaveClass('show')
+          textarea.dispatchEvent(createEvent('click'))
+        })
 
-      triggerDropdown.click()
+        triggerDropdown.click()
+      })
     })
 
-    it('should close the dropdown if the user clicks on a text field that is not contained within dropdown-menu', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '  </div>',
-        '</div>',
-        '<input type="text">'
-      ].join('')
-
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const input = fixtureEl.querySelector('input')
+    it('should close the dropdown if the user clicks on a text field that is not contained within dropdown-menu', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '  </div>',
+          '</div>',
+          '<input type="text">'
+        ].join('')
 
-      triggerDropdown.addEventListener('hidden.bs.dropdown', () => {
-        expect().nothing()
-        done()
-      })
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const input = fixtureEl.querySelector('input')
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        input.dispatchEvent(createEvent('click', {
-          bubbles: true
-        }))
-      })
+        triggerDropdown.addEventListener('hidden.bs.dropdown', () => {
+          expect().nothing()
+          resolve()
+        })
 
-      triggerDropdown.click()
-    })
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          input.dispatchEvent(createEvent('click', {
+            bubbles: true
+          }))
+        })
 
-    it('should ignore keyboard events for <input>s and <textarea>s within dropdown-menu, except for escape key', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#sub1">Submenu 1</a>',
-        '    <input type="text">',
-        '    <textarea></textarea>',
-        '  </div>',
-        '</div>'
-      ].join('')
+        triggerDropdown.click()
+      })
+    })
+
+    it('should ignore keyboard events for <input>s and <textarea>s within dropdown-menu, except for escape key', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#sub1">Submenu 1</a>',
+          '    <input type="text">',
+          '    <textarea></textarea>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const input = fixtureEl.querySelector('input')
+        const textarea = fixtureEl.querySelector('textarea')
+
+        const test = (eventKey, elementToDispatch) => {
+          const event = createEvent('keydown')
+          event.key = eventKey
+          elementToDispatch.focus()
+          elementToDispatch.dispatchEvent(event)
+          expect(document.activeElement).toEqual(elementToDispatch, `${elementToDispatch.tagName} still focused`)
+        }
 
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const input = fixtureEl.querySelector('input')
-      const textarea = fixtureEl.querySelector('textarea')
-
-      const test = (eventKey, elementToDispatch) => {
-        const event = createEvent('keydown')
-        event.key = eventKey
-        elementToDispatch.focus()
-        elementToDispatch.dispatchEvent(event)
-        expect(document.activeElement).toEqual(elementToDispatch, `${elementToDispatch.tagName} still focused`)
-      }
+        const keydownEscape = createEvent('keydown')
+        keydownEscape.key = 'Escape'
 
-      const keydownEscape = createEvent('keydown')
-      keydownEscape.key = 'Escape'
+        triggerDropdown.addEventListener('shown.bs.dropdown', () => {
+          // Key Space
+          test('Space', input)
 
-      triggerDropdown.addEventListener('shown.bs.dropdown', () => {
-        // Key Space
-        test('Space', input)
+          test('Space', textarea)
 
-        test('Space', textarea)
+          // Key ArrowUp
+          test('ArrowUp', input)
 
-        // Key ArrowUp
-        test('ArrowUp', input)
+          test('ArrowUp', textarea)
 
-        test('ArrowUp', textarea)
+          // Key ArrowDown
+          test('ArrowDown', input)
 
-        // Key ArrowDown
-        test('ArrowDown', input)
+          test('ArrowDown', textarea)
 
-        test('ArrowDown', textarea)
+          // Key Escape
+          input.focus()
+          input.dispatchEvent(keydownEscape)
 
-        // Key Escape
-        input.focus()
-        input.dispatchEvent(keydownEscape)
+          expect(triggerDropdown).not.toHaveClass('show')
+          resolve()
+        })
 
-        expect(triggerDropdown).not.toHaveClass('show')
-        done()
+        triggerDropdown.click()
       })
-
-      triggerDropdown.click()
     })
 
-    it('should not open dropdown if escape key was pressed on the toggle', done => {
-      fixtureEl.innerHTML = [
-        '<div class="tabs">',
-        '  <div class="dropdown">',
-        '    <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '    <div class="dropdown-menu">',
-        '      <a class="dropdown-item" href="#">Secondary link</a>',
-        '      <a class="dropdown-item" href="#">Something else here</a>',
-        '      <div class="divider"></div>',
-        '      <a class="dropdown-item" href="#">Another link</a>',
-        '    </div>',
-        '  </div>',
-        '</div>'
-      ].join('')
-
-      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdown = new Dropdown(triggerDropdown)
-      const button = fixtureEl.querySelector('button[data-bs-toggle="dropdown"]')
-
-      spyOn(dropdown, 'toggle')
+    it('should not open dropdown if escape key was pressed on the toggle', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="tabs">',
+          '  <div class="dropdown">',
+          '    <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '    <div class="dropdown-menu">',
+          '      <a class="dropdown-item" href="#">Secondary link</a>',
+          '      <a class="dropdown-item" href="#">Something else here</a>',
+          '      <div class="divider"></div>',
+          '      <a class="dropdown-item" href="#">Another link</a>',
+          '    </div>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      // Key escape
-      button.focus()
-      // Key escape
-      const keydownEscape = createEvent('keydown')
-      keydownEscape.key = 'Escape'
-      button.dispatchEvent(keydownEscape)
+        const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(triggerDropdown)
+        const button = fixtureEl.querySelector('button[data-bs-toggle="dropdown"]')
 
-      setTimeout(() => {
-        expect(dropdown.toggle).not.toHaveBeenCalled()
-        expect(triggerDropdown).not.toHaveClass('show')
-        done()
-      }, 20)
-    })
+        spyOn(dropdown, 'toggle')
 
-    it('should propagate escape key events if dropdown is closed', done => {
-      fixtureEl.innerHTML = [
-        '<div class="parent">',
-        '  <div class="dropdown">',
-        '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '    <div class="dropdown-menu">',
-        '      <a class="dropdown-item" href="#">Some Item</a>',
-        '    </div>',
-        '  </div>',
-        '</div>'
-      ].join('')
+        // Key escape
+        button.focus()
+        // Key escape
+        const keydownEscape = createEvent('keydown')
+        keydownEscape.key = 'Escape'
+        button.dispatchEvent(keydownEscape)
 
-      const parent = fixtureEl.querySelector('.parent')
-      const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        setTimeout(() => {
+          expect(dropdown.toggle).not.toHaveBeenCalled()
+          expect(triggerDropdown).not.toHaveClass('show')
+          resolve()
+        }, 20)
+      })
+    })
+
+    it('should propagate escape key events if dropdown is closed', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="parent">',
+          '  <div class="dropdown">',
+          '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '    <div class="dropdown-menu">',
+          '      <a class="dropdown-item" href="#">Some Item</a>',
+          '    </div>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const parent = fixtureEl.querySelector('.parent')
+        const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+
+        const parentKeyHandler = jasmine.createSpy('parentKeyHandler')
+
+        parent.addEventListener('keydown', parentKeyHandler)
+        parent.addEventListener('keyup', () => {
+          expect(parentKeyHandler).toHaveBeenCalled()
+          resolve()
+        })
 
-      const parentKeyHandler = jasmine.createSpy('parentKeyHandler')
+        const keydownEscape = createEvent('keydown', { bubbles: true })
+        keydownEscape.key = 'Escape'
+        const keyupEscape = createEvent('keyup', { bubbles: true })
+        keyupEscape.key = 'Escape'
 
-      parent.addEventListener('keydown', parentKeyHandler)
-      parent.addEventListener('keyup', () => {
-        expect(parentKeyHandler).toHaveBeenCalled()
-        done()
+        toggle.focus()
+        toggle.dispatchEvent(keydownEscape)
+        toggle.dispatchEvent(keyupEscape)
       })
-
-      const keydownEscape = createEvent('keydown', { bubbles: true })
-      keydownEscape.key = 'Escape'
-      const keyupEscape = createEvent('keyup', { bubbles: true })
-      keyupEscape.key = 'Escape'
-
-      toggle.focus()
-      toggle.dispatchEvent(keydownEscape)
-      toggle.dispatchEvent(keyupEscape)
     })
 
-    it('should close dropdown using `escape` button, and return focus to its trigger', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Some Item</a>',
-        '  </div>',
-        '</div>'
-      ].join('')
+    it('should close dropdown using `escape` button, and return focus to its trigger', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Some Item</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
 
-      const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
 
-      toggle.addEventListener('shown.bs.dropdown', () => {
-        const keydownEvent = createEvent('keydown', { bubbles: true })
-        keydownEvent.key = 'ArrowDown'
-        toggle.dispatchEvent(keydownEvent)
-        keydownEvent.key = 'Escape'
-        toggle.dispatchEvent(keydownEvent)
-      })
+        toggle.addEventListener('shown.bs.dropdown', () => {
+          const keydownEvent = createEvent('keydown', { bubbles: true })
+          keydownEvent.key = 'ArrowDown'
+          toggle.dispatchEvent(keydownEvent)
+          keydownEvent.key = 'Escape'
+          toggle.dispatchEvent(keydownEvent)
+        })
 
-      toggle.addEventListener('hidden.bs.dropdown', () => setTimeout(() => {
-        expect(document.activeElement).toEqual(toggle)
-        done()
-      }))
+        toggle.addEventListener('hidden.bs.dropdown', () => setTimeout(() => {
+          expect(document.activeElement).toEqual(toggle)
+          resolve()
+        }))
 
-      toggle.click()
+        toggle.click()
+      })
     })
 
-    it('should close dropdown (only) by clicking inside the dropdown menu when it has data-attribute `data-bs-auto-close="inside"`', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-auto-close="inside">Dropdown toggle</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Dropdown item</a>',
-        ' </div>',
-        '</div>'
-      ].join('')
+    it('should close dropdown (only) by clicking inside the dropdown menu when it has data-attribute `data-bs-auto-close="inside"`', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-auto-close="inside">Dropdown toggle</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Dropdown item</a>',
+          ' </div>',
+          '</div>'
+        ].join('')
 
-      const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
 
-      const expectDropdownToBeOpened = () => setTimeout(() => {
-        expect(dropdownToggle).toHaveClass('show')
-        dropdownMenu.click()
-      }, 150)
+        const expectDropdownToBeOpened = () => setTimeout(() => {
+          expect(dropdownToggle).toHaveClass('show')
+          dropdownMenu.click()
+        }, 150)
 
-      dropdownToggle.addEventListener('shown.bs.dropdown', () => {
-        document.documentElement.click()
-        expectDropdownToBeOpened()
-      })
+        dropdownToggle.addEventListener('shown.bs.dropdown', () => {
+          document.documentElement.click()
+          expectDropdownToBeOpened()
+        })
 
-      dropdownToggle.addEventListener('hidden.bs.dropdown', () => setTimeout(() => {
-        expect(dropdownToggle).not.toHaveClass('show')
-        done()
-      }))
+        dropdownToggle.addEventListener('hidden.bs.dropdown', () => setTimeout(() => {
+          expect(dropdownToggle).not.toHaveClass('show')
+          resolve()
+        }))
 
-      dropdownToggle.click()
+        dropdownToggle.click()
+      })
     })
 
-    it('should close dropdown (only) by clicking outside the dropdown menu when it has data-attribute `data-bs-auto-close="outside"`', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-auto-close="outside">Dropdown toggle</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Dropdown item</a>',
-        ' </div>',
-        '</div>'
-      ].join('')
+    it('should close dropdown (only) by clicking outside the dropdown menu when it has data-attribute `data-bs-auto-close="outside"`', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-auto-close="outside">Dropdown toggle</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Dropdown item</a>',
+          ' </div>',
+          '</div>'
+        ].join('')
 
-      const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
 
-      const expectDropdownToBeOpened = () => setTimeout(() => {
-        expect(dropdownToggle).toHaveClass('show')
-        document.documentElement.click()
-      }, 150)
+        const expectDropdownToBeOpened = () => setTimeout(() => {
+          expect(dropdownToggle).toHaveClass('show')
+          document.documentElement.click()
+        }, 150)
 
-      dropdownToggle.addEventListener('shown.bs.dropdown', () => {
-        dropdownMenu.click()
-        expectDropdownToBeOpened()
-      })
+        dropdownToggle.addEventListener('shown.bs.dropdown', () => {
+          dropdownMenu.click()
+          expectDropdownToBeOpened()
+        })
 
-      dropdownToggle.addEventListener('hidden.bs.dropdown', () => {
-        expect(dropdownToggle).not.toHaveClass('show')
-        done()
-      })
+        dropdownToggle.addEventListener('hidden.bs.dropdown', () => {
+          expect(dropdownToggle).not.toHaveClass('show')
+          resolve()
+        })
 
-      dropdownToggle.click()
+        dropdownToggle.click()
+      })
     })
 
-    it('should not close dropdown by clicking inside or outside the dropdown menu when it has data-attribute `data-bs-auto-close="false"`', done => {
-      fixtureEl.innerHTML = [
-        '<div class="dropdown">',
-        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-auto-close="false">Dropdown toggle</button>',
-        '  <div class="dropdown-menu">',
-        '    <a class="dropdown-item" href="#">Dropdown item</a>',
-        ' </div>',
-        '</div>'
-      ].join('')
+    it('should not close dropdown by clicking inside or outside the dropdown menu when it has data-attribute `data-bs-auto-close="false"`', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" data-bs-auto-close="false">Dropdown toggle</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Dropdown item</a>',
+          ' </div>',
+          '</div>'
+        ].join('')
 
-      const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+        const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
 
-      const expectDropdownToBeOpened = (shouldTriggerClick = true) => setTimeout(() => {
-        expect(dropdownToggle).toHaveClass('show')
-        if (shouldTriggerClick) {
-          document.documentElement.click()
-        } else {
-          done()
-        }
+        const expectDropdownToBeOpened = (shouldTriggerClick = true) => setTimeout(() => {
+          expect(dropdownToggle).toHaveClass('show')
+          if (shouldTriggerClick) {
+            document.documentElement.click()
+          } else {
+            resolve()
+          }
 
-        expectDropdownToBeOpened(false)
-      }, 150)
+          expectDropdownToBeOpened(false)
+        }, 150)
 
-      dropdownToggle.addEventListener('shown.bs.dropdown', () => {
-        dropdownMenu.click()
-        expectDropdownToBeOpened()
-      })
+        dropdownToggle.addEventListener('shown.bs.dropdown', () => {
+          dropdownMenu.click()
+          expectDropdownToBeOpened()
+        })
 
-      dropdownToggle.click()
+        dropdownToggle.click()
+      })
     })
   })
 
@@ -2030,52 +2142,54 @@ describe('Dropdown', () => {
     })
   })
 
-  it('should open dropdown when pressing keydown or keyup', done => {
-    fixtureEl.innerHTML = [
-      '<div class="dropdown">',
-      '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
-      '  <div class="dropdown-menu">',
-      '    <a class="dropdown-item disabled" href="#sub1">Submenu 1</a>',
-      '    <button class="dropdown-item" type="button" disabled>Disabled button</button>',
-      '    <a id="item1" class="dropdown-item" href="#">Another link</a>',
-      '  </div>',
-      '</div>'
-    ].join('')
+  it('should open dropdown when pressing keydown or keyup', () => {
+    return new Promise(resolve => {
+      fixtureEl.innerHTML = [
+        '<div class="dropdown">',
+        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+        '  <div class="dropdown-menu">',
+        '    <a class="dropdown-item disabled" href="#sub1">Submenu 1</a>',
+        '    <button class="dropdown-item" type="button" disabled>Disabled button</button>',
+        '    <a id="item1" class="dropdown-item" href="#">Another link</a>',
+        '  </div>',
+        '</div>'
+      ].join('')
+
+      const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+      const dropdown = fixtureEl.querySelector('.dropdown')
 
-    const triggerDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-    const dropdown = fixtureEl.querySelector('.dropdown')
+      const keydown = createEvent('keydown')
+      keydown.key = 'ArrowDown'
 
-    const keydown = createEvent('keydown')
-    keydown.key = 'ArrowDown'
+      const keyup = createEvent('keyup')
+      keyup.key = 'ArrowUp'
 
-    const keyup = createEvent('keyup')
-    keyup.key = 'ArrowUp'
+      const handleArrowDown = () => {
+        expect(triggerDropdown).toHaveClass('show')
+        expect(triggerDropdown.getAttribute('aria-expanded')).toEqual('true')
+        setTimeout(() => {
+          dropdown.hide()
+          keydown.key = 'ArrowUp'
+          triggerDropdown.dispatchEvent(keyup)
+        }, 20)
+      }
 
-    const handleArrowDown = () => {
-      expect(triggerDropdown).toHaveClass('show')
-      expect(triggerDropdown.getAttribute('aria-expanded')).toEqual('true')
-      setTimeout(() => {
-        dropdown.hide()
-        keydown.key = 'ArrowUp'
-        triggerDropdown.dispatchEvent(keyup)
-      }, 20)
-    }
-
-    const handleArrowUp = () => {
-      expect(triggerDropdown).toHaveClass('show')
-      expect(triggerDropdown.getAttribute('aria-expanded')).toEqual('true')
-      done()
-    }
-
-    dropdown.addEventListener('shown.bs.dropdown', event => {
-      if (event.target.key === 'ArrowDown') {
-        handleArrowDown()
-      } else {
-        handleArrowUp()
+      const handleArrowUp = () => {
+        expect(triggerDropdown).toHaveClass('show')
+        expect(triggerDropdown.getAttribute('aria-expanded')).toEqual('true')
+        resolve()
       }
-    })
 
-    triggerDropdown.dispatchEvent(keydown)
+      dropdown.addEventListener('shown.bs.dropdown', event => {
+        if (event.target.key === 'ArrowDown') {
+          handleArrowDown()
+        } else {
+          handleArrowUp()
+        }
+      })
+
+      triggerDropdown.dispatchEvent(keydown)
+    })
   })
 
   it('should allow `data-bs-toggle="dropdown"` click events to bubble up', () => {
@@ -2101,27 +2215,29 @@ describe('Dropdown', () => {
     expect(delegatedClickListener).toHaveBeenCalled()
   })
 
-  it('should open the dropdown when clicking the child element inside `data-bs-toggle="dropdown"`', done => {
-    fixtureEl.innerHTML = [
-      '<div class="container">',
-      '  <div class="dropdown">',
-      '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown"><span id="childElement">Dropdown</span></button>',
-      '    <div class="dropdown-menu">',
-      '      <a class="dropdown-item" href="#subMenu">Sub menu</a>',
-      '    </div>',
-      '  </div>',
-      '</div>'
-    ].join('')
+  it('should open the dropdown when clicking the child element inside `data-bs-toggle="dropdown"`', () => {
+    return new Promise(resolve => {
+      fixtureEl.innerHTML = [
+        '<div class="container">',
+        '  <div class="dropdown">',
+        '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown"><span id="childElement">Dropdown</span></button>',
+        '    <div class="dropdown-menu">',
+        '      <a class="dropdown-item" href="#subMenu">Sub menu</a>',
+        '    </div>',
+        '  </div>',
+        '</div>'
+      ].join('')
 
-    const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
-    const childElement = fixtureEl.querySelector('#childElement')
+      const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+      const childElement = fixtureEl.querySelector('#childElement')
 
-    btnDropdown.addEventListener('shown.bs.dropdown', () => setTimeout(() => {
-      expect(btnDropdown).toHaveClass('show')
-      expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-      done()
-    }))
+      btnDropdown.addEventListener('shown.bs.dropdown', () => setTimeout(() => {
+        expect(btnDropdown).toHaveClass('show')
+        expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+        resolve()
+      }))
 
-    childElement.click()
+      childElement.click()
+    })
   })
 })
-- 
cgit v1.2.3


From d10543923531d9a2bf0e122439d5b1a2ae4e3d13 Mon Sep 17 00:00:00 2001
From: GeoSot <geo.sotis@gmail.com>
Date: Sun, 30 Jan 2022 23:50:22 +0200
Subject: Dropdown: merge instance identification in `dataApiKeydownHandler`

As we use the `dataApiKeydownHandler` only for events that are triggered on `[data-bs-toggle="dropdown"]` or on `.dropdown-menu`, we can ensure that their `parentNode` will ALWAYS be the `.dropdown` wrapper
---
 js/tests/unit/dropdown.spec.js | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index f24b59ed5..194e00f53 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -2023,6 +2023,26 @@ describe('Dropdown', () => {
         dropdownToggle.click()
       })
     })
+
+    it('should be able to identify clicked dropdown, no matter the markup order', () => {
+      fixtureEl.innerHTML = [
+        '<div class="dropdown">',
+        '  <div class="dropdown-menu">',
+        '    <a class="dropdown-item" href="#">Dropdown item</a>',
+        '  </div>',
+        '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>',
+        '</div>'
+      ].join('')
+
+      const dropdownToggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+      const dropdownMenu = fixtureEl.querySelector('.dropdown-menu')
+      const spy = spyOn(Dropdown, 'getOrCreateInstance').and.callThrough()
+
+      dropdownToggle.click()
+      expect(spy).toHaveBeenCalledWith(dropdownToggle)
+      dropdownMenu.click()
+      expect(spy).toHaveBeenCalledWith(dropdownToggle)
+    })
   })
 
   describe('jQueryInterface', () => {
-- 
cgit v1.2.3


From d3babf7d7f684daf2fb53491b3b03c3d77fdaada Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Julien=20D=C3=A9ramond?= <julien.deramond@orange.com>
Date: Wed, 9 Feb 2022 20:12:08 +0100
Subject: Remove remaining `.navbar-light` classes (#35814)

* Fix typo in CSS variables documentation

* Drop remaining .navbar-light classes
---
 js/tests/unit/dropdown.spec.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 194e00f53..991fca390 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1117,7 +1117,7 @@ describe('Dropdown', () => {
     it('should not use "static" Popper in navbar', () => {
       return new Promise(resolve => {
         fixtureEl.innerHTML = [
-          '<nav class="navbar navbar-expand-md navbar-light bg-light">',
+          '<nav class="navbar navbar-expand-md bg-light">',
           '  <div class="dropdown">',
           '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
           '    <div class="dropdown-menu">',
@@ -1187,7 +1187,7 @@ describe('Dropdown', () => {
     it('should manage bs attribute `data-bs-popper`="static" when dropdown is in navbar', () => {
       return new Promise(resolve => {
         fixtureEl.innerHTML = [
-          '<nav class="navbar navbar-expand-md navbar-light bg-light">',
+          '<nav class="navbar navbar-expand-md bg-light">',
           '  <div class="dropdown">',
           '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
           '    <div class="dropdown-menu">',
-- 
cgit v1.2.3


From 42da2b95566fe0377543120698e242f4756f648e Mon Sep 17 00:00:00 2001
From: XhmikosR <xhmikosr@gmail.com>
Date: Tue, 15 Feb 2022 08:50:37 +0200
Subject: Update devDependencies (#35841)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* Update devDependencies

* @babel/core             ^7.17.0  →  ^7.17.2
* @rollup/plugin-replace   ^3.0.1  →   ^3.1.0
* eslint                   ^8.8.0  →   ^8.9.0
* eslint-config-xo        ^0.39.0  →  ^0.40.0
* hugo-bin                ^0.80.1  →  ^0.80.2
* karma                   ^6.3.15  →  ^6.3.16
* rollup                  ^2.67.1  →  ^2.67.2

* Fix new ESLint errors
---
 js/tests/unit/dropdown.spec.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 991fca390..8a25fafa8 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -73,7 +73,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown, {
           offset: getOffset,
           popperConfig: {
-            onFirstUpdate: state => {
+            onFirstUpdate(state) {
               expect(getOffset).toHaveBeenCalledWith({
                 popper: state.rects.popper,
                 reference: state.rects.reference,
-- 
cgit v1.2.3


From 4b17868fb47abf6ed2e994b6c1d0961b34b912a9 Mon Sep 17 00:00:00 2001
From: GeoSot <geo.sotis@gmail.com>
Date: Sat, 19 Feb 2022 16:08:16 +0200
Subject: tests: revisit all tests using Promise.reject instead of throwing an
 error (#35765)

---
 js/tests/unit/dropdown.spec.js | 48 +++++++++++++++++++++---------------------
 1 file changed, 24 insertions(+), 24 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 8a25fafa8..ffe76028d 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -513,7 +513,7 @@ describe('Dropdown', () => {
     })
 
     it('should not toggle a dropdown if the element is disabled', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
@@ -527,7 +527,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
-          throw new Error('should not throw shown.bs.dropdown event')
+          reject(new Error('should not throw shown.bs.dropdown event'))
         })
 
         dropdown.toggle()
@@ -540,7 +540,7 @@ describe('Dropdown', () => {
     })
 
     it('should not toggle a dropdown if the element contains .disabled', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>',
@@ -554,7 +554,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
-          throw new Error('should not throw shown.bs.dropdown event')
+          reject(new Error('should not throw shown.bs.dropdown event'))
         })
 
         dropdown.toggle()
@@ -567,7 +567,7 @@ describe('Dropdown', () => {
     })
 
     it('should not toggle a dropdown if the menu is shown', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
@@ -581,7 +581,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
-          throw new Error('should not throw shown.bs.dropdown event')
+          reject(new Error('should not throw shown.bs.dropdown event'))
         })
 
         dropdown.toggle()
@@ -594,7 +594,7 @@ describe('Dropdown', () => {
     })
 
     it('should not toggle a dropdown if show event is prevented', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
@@ -612,7 +612,7 @@ describe('Dropdown', () => {
         })
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
-          throw new Error('should not throw shown.bs.dropdown event')
+          reject(new Error('should not throw shown.bs.dropdown event'))
         })
 
         dropdown.toggle()
@@ -650,7 +650,7 @@ describe('Dropdown', () => {
     })
 
     it('should not show a dropdown if the element is disabled', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
@@ -664,7 +664,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
-          throw new Error('should not throw shown.bs.dropdown event')
+          reject(new Error('should not throw shown.bs.dropdown event'))
         })
 
         dropdown.show()
@@ -677,7 +677,7 @@ describe('Dropdown', () => {
     })
 
     it('should not show a dropdown if the element contains .disabled', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>',
@@ -691,7 +691,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
-          throw new Error('should not throw shown.bs.dropdown event')
+          reject(new Error('should not throw shown.bs.dropdown event'))
         })
 
         dropdown.show()
@@ -704,7 +704,7 @@ describe('Dropdown', () => {
     })
 
     it('should not show a dropdown if the menu is shown', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
@@ -718,7 +718,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
-          throw new Error('should not throw shown.bs.dropdown event')
+          reject(new Error('should not throw shown.bs.dropdown event'))
         })
 
         dropdown.show()
@@ -731,7 +731,7 @@ describe('Dropdown', () => {
     })
 
     it('should not show a dropdown if show event is prevented', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
@@ -749,7 +749,7 @@ describe('Dropdown', () => {
         })
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
-          throw new Error('should not throw shown.bs.dropdown event')
+          reject(new Error('should not throw shown.bs.dropdown event'))
         })
 
         dropdown.show()
@@ -817,7 +817,7 @@ describe('Dropdown', () => {
     })
 
     it('should not hide a dropdown if the element is disabled', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button disabled class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
@@ -832,7 +832,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-          throw new Error('should not throw hidden.bs.dropdown event')
+          reject(new Error('should not throw hidden.bs.dropdown event'))
         })
 
         dropdown.hide()
@@ -845,7 +845,7 @@ describe('Dropdown', () => {
     })
 
     it('should not hide a dropdown if the element contains .disabled', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle disabled" data-bs-toggle="dropdown">Dropdown</button>',
@@ -860,7 +860,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-          throw new Error('should not throw hidden.bs.dropdown event')
+          reject(new Error('should not throw hidden.bs.dropdown event'))
         })
 
         dropdown.hide()
@@ -873,7 +873,7 @@ describe('Dropdown', () => {
     })
 
     it('should not hide a dropdown if the menu is not shown', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
@@ -887,7 +887,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-          throw new Error('should not throw hidden.bs.dropdown event')
+          reject(new Error('should not throw hidden.bs.dropdown event'))
         })
 
         dropdown.hide()
@@ -900,7 +900,7 @@ describe('Dropdown', () => {
     })
 
     it('should not hide a dropdown if hide event is prevented', () => {
-      return new Promise(resolve => {
+      return new Promise((resolve, reject) => {
         fixtureEl.innerHTML = [
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
@@ -919,7 +919,7 @@ describe('Dropdown', () => {
         })
 
         btnDropdown.addEventListener('hidden.bs.dropdown', () => {
-          throw new Error('should not throw hidden.bs.dropdown event')
+          reject(new Error('should not throw hidden.bs.dropdown event'))
         })
 
         dropdown.hide()
-- 
cgit v1.2.3


From 7a74f2c3029b48e158887a4eeb6ae193985aede6 Mon Sep 17 00:00:00 2001
From: Mark Otto <markdotto@gmail.com>
Date: Mon, 28 Feb 2022 12:58:31 -0800
Subject: add tests

---
 js/tests/unit/dropdown.spec.js | 49 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index ffe76028d..ef97fc71b 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -279,6 +279,30 @@ describe('Dropdown', () => {
       })
     })
 
+    it('should toggle a centered dropdown', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropdown-center">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropdown = new Dropdown(btnDropdown)
+
+        btnDropdown.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
+
+        dropdown.toggle()
+      })
+    })
+
     it('should toggle a dropup', () => {
       return new Promise(resolve => {
         fixtureEl.innerHTML = [
@@ -304,6 +328,31 @@ describe('Dropdown', () => {
       })
     })
 
+    it('should toggle a dropup centered', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="dropup-center">',
+          '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">Dropdown</button>',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Secondary link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+        const dropupEl = fixtureEl.querySelector('.dropup-center')
+        const dropdown = new Dropdown(btnDropdown)
+
+        dropupEl.addEventListener('shown.bs.dropdown', () => {
+          expect(btnDropdown).toHaveClass('show')
+          expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
+          resolve()
+        })
+
+        dropdown.toggle()
+      })
+    })
+
     it('should toggle a dropup at the right', () => {
       return new Promise(resolve => {
         fixtureEl.innerHTML = [
-- 
cgit v1.2.3


From 0e5cd69c02ae07b0ddb1656ef9b7eac5f9aca2e7 Mon Sep 17 00:00:00 2001
From: "louismaxime.piton" <louismaxime.piton@orange.com>
Date: Wed, 16 Mar 2022 17:51:43 +0100
Subject: No propagating escape event in an open dropdown.

---
 js/tests/unit/dropdown.spec.js | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index ef97fc71b..bde5697d0 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1943,6 +1943,41 @@ describe('Dropdown', () => {
       })
     })
 
+    it('should not propagate escape key events if dropdown is open', () => {
+      return new Promise(resolve => {
+        fixtureEl.innerHTML = [
+          '<div class="parent">',
+          '  <div class="dropdown">',
+          '    <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
+          '    <div class="dropdown-menu">',
+          '      <a class="dropdown-item" href="#">Some Item</a>',
+          '    </div>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const parent = fixtureEl.querySelector('.parent')
+        const toggle = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
+
+        const parentKeyHandler = jasmine.createSpy('parentKeyHandler')
+
+        parent.addEventListener('keydown', parentKeyHandler)
+        parent.addEventListener('keyup', () => {
+          expect(parentKeyHandler).not.toHaveBeenCalled()
+          resolve()
+        })
+
+        const keydownEscape = createEvent('keydown', { bubbles: true })
+        keydownEscape.key = 'Escape'
+        const keyupEscape = createEvent('keyup', { bubbles: true })
+        keyupEscape.key = 'Escape'
+
+        toggle.click()
+        toggle.dispatchEvent(keydownEscape)
+        toggle.dispatchEvent(keyupEscape)
+      })
+    })
+
     it('should close dropdown using `escape` button, and return focus to its trigger', () => {
       return new Promise(resolve => {
         fixtureEl.innerHTML = [
-- 
cgit v1.2.3


From d388bd6e1b0a21733a157182e1098b02a0449274 Mon Sep 17 00:00:00 2001
From: Louis-Maxime Piton <louismaxime.piton@orange.com>
Date: Tue, 31 May 2022 10:18:32 +0200
Subject: JS: tests fixes & standardization of spies usage  (#36398)

* Fix carousel spec typo
* Change carousel test name in align with testing method
* Make the spies declarations the same everywhere
---
 js/tests/unit/dropdown.spec.js | 36 ++++++++++++++++++------------------
 1 file changed, 18 insertions(+), 18 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index bde5697d0..5bd28b1a4 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -231,13 +231,13 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         document.documentElement.ontouchstart = noop
-        spyOn(EventHandler, 'on')
-        spyOn(EventHandler, 'off')
+        const spy = spyOn(EventHandler, 'on')
+        const spyOff = spyOn(EventHandler, 'off')
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
           expect(btnDropdown).toHaveClass('show')
           expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
-          expect(EventHandler.on).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
+          expect(spy).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
 
           dropdown.toggle()
         })
@@ -245,7 +245,7 @@ describe('Dropdown', () => {
         btnDropdown.addEventListener('hidden.bs.dropdown', () => {
           expect(btnDropdown).not.toHaveClass('show')
           expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
-          expect(EventHandler.off).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
+          expect(spyOff).toHaveBeenCalledWith(jasmine.any(Object), 'mouseover', noop)
 
           document.documentElement.ontouchstart = defaultValueOnTouchStart
           resolve()
@@ -547,7 +547,7 @@ describe('Dropdown', () => {
           reference: virtualElement,
           popperConfig: {
             onFirstUpdate() {
-              expect(virtualElement.getBoundingClientRect).toHaveBeenCalled()
+              expect(spy).toHaveBeenCalled()
               expect(btnDropdown).toHaveClass('show')
               expect(btnDropdown.getAttribute('aria-expanded')).toEqual('true')
               resolve()
@@ -555,7 +555,7 @@ describe('Dropdown', () => {
           }
         })
 
-        spyOn(virtualElement, 'getBoundingClientRect').and.callThrough()
+        const spy = spyOn(virtualElement, 'getBoundingClientRect').and.callThrough()
 
         dropdown.toggle()
       })
@@ -996,7 +996,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(btnDropdown)
 
         document.documentElement.ontouchstart = noop
-        spyOn(EventHandler, 'off')
+        const spy = spyOn(EventHandler, 'off')
 
         btnDropdown.addEventListener('shown.bs.dropdown', () => {
           dropdown.hide()
@@ -1005,7 +1005,7 @@ describe('Dropdown', () => {
         btnDropdown.addEventListener('hidden.bs.dropdown', () => {
           expect(btnDropdown).not.toHaveClass('show')
           expect(btnDropdown.getAttribute('aria-expanded')).toEqual('false')
-          expect(EventHandler.off).toHaveBeenCalled()
+          expect(spy).toHaveBeenCalled()
 
           document.documentElement.ontouchstart = defaultValueOnTouchStart
           resolve()
@@ -1034,13 +1034,13 @@ describe('Dropdown', () => {
       expect(dropdown._popper).toBeNull()
       expect(dropdown._menu).not.toBeNull()
       expect(dropdown._element).not.toBeNull()
-      spyOn(EventHandler, 'off')
+      const spy = spyOn(EventHandler, 'off')
 
       dropdown.dispose()
 
       expect(dropdown._menu).toBeNull()
       expect(dropdown._element).toBeNull()
-      expect(EventHandler.off).toHaveBeenCalledWith(btnDropdown, Dropdown.EVENT_KEY)
+      expect(spy).toHaveBeenCalledWith(btnDropdown, Dropdown.EVENT_KEY)
     })
 
     it('should dispose dropdown with Popper', () => {
@@ -1088,13 +1088,13 @@ describe('Dropdown', () => {
 
       expect(dropdown._popper).not.toBeNull()
 
-      spyOn(dropdown._popper, 'update')
-      spyOn(dropdown, '_detectNavbar')
+      const spyUpdate = spyOn(dropdown._popper, 'update')
+      const spyDetect = spyOn(dropdown, '_detectNavbar')
 
       dropdown.update()
 
-      expect(dropdown._popper.update).toHaveBeenCalled()
-      expect(dropdown._detectNavbar).toHaveBeenCalled()
+      expect(spyUpdate).toHaveBeenCalled()
+      expect(spyDetect).toHaveBeenCalled()
     })
 
     it('should just detect navbar on update', () => {
@@ -1110,12 +1110,12 @@ describe('Dropdown', () => {
       const btnDropdown = fixtureEl.querySelector('[data-bs-toggle="dropdown"]')
       const dropdown = new Dropdown(btnDropdown)
 
-      spyOn(dropdown, '_detectNavbar')
+      const spy = spyOn(dropdown, '_detectNavbar')
 
       dropdown.update()
 
       expect(dropdown._popper).toBeNull()
-      expect(dropdown._detectNavbar).toHaveBeenCalled()
+      expect(spy).toHaveBeenCalled()
     })
   })
 
@@ -1891,7 +1891,7 @@ describe('Dropdown', () => {
         const dropdown = new Dropdown(triggerDropdown)
         const button = fixtureEl.querySelector('button[data-bs-toggle="dropdown"]')
 
-        spyOn(dropdown, 'toggle')
+        const spy = spyOn(dropdown, 'toggle')
 
         // Key escape
         button.focus()
@@ -1901,7 +1901,7 @@ describe('Dropdown', () => {
         button.dispatchEvent(keydownEscape)
 
         setTimeout(() => {
-          expect(dropdown.toggle).not.toHaveBeenCalled()
+          expect(spy).not.toHaveBeenCalled()
           expect(triggerDropdown).not.toHaveClass('show')
           resolve()
         }, 20)
-- 
cgit v1.2.3


From ae3442041cfc1f72886f8f8402288b215af67a96 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Julien=20D=C3=A9ramond?= <julien.deramond@orange.com>
Date: Wed, 8 Jun 2022 22:14:10 +0200
Subject: Fix typo in dropdown unit test

---
 js/tests/unit/dropdown.spec.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 5bd28b1a4..56ac4ff49 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -986,7 +986,7 @@ describe('Dropdown', () => {
           '<div class="dropdown">',
           '  <button class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown</button>',
           '  <div class="dropdown-menu">',
-          '    <a class="dropdown-item" href="#">Dropdwon item</a>',
+          '    <a class="dropdown-item" href="#">Dropdown item</a>',
           '  </div>',
           '</div>'
         ].join('')
-- 
cgit v1.2.3


From 337068f8b1044004f4b9abfffbb433694ae87993 Mon Sep 17 00:00:00 2001
From: Louis-Maxime Piton <louismaxime.piton@orange.com>
Date: Fri, 2 Sep 2022 09:52:33 +0200
Subject: fix(dropdowns): Fix multiple dropdowns when they are inside the same
 tag (#37011)

---
 js/tests/unit/dropdown.spec.js | 61 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 56ac4ff49..ea7ddace3 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1458,6 +1458,67 @@ describe('Dropdown', () => {
       })
     })
 
+    it('should be able to identify clicked dropdown, even with multiple dropdowns in the same tag', () => {
+      fixtureEl.innerHTML = [
+        '<div class="dropdown">',
+        '  <button id="dropdown1" class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>',
+        '  <div id="menu1" class="dropdown-menu">',
+        '    <a class="dropdown-item" href="#">Dropdown item</a>',
+        '  </div>',
+        '  <button id="dropdown2" class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>',
+        '  <div id="menu2" class="dropdown-menu">',
+        '    <a class="dropdown-item" href="#">Dropdown item</a>',
+        '  </div>',
+        '</div>'
+      ].join('')
+
+      const dropdownToggle1 = fixtureEl.querySelector('#dropdown1')
+      const dropdownToggle2 = fixtureEl.querySelector('#dropdown2')
+      const dropdownMenu1 = fixtureEl.querySelector('#menu1')
+      const dropdownMenu2 = fixtureEl.querySelector('#menu2')
+      const spy = spyOn(Dropdown, 'getOrCreateInstance').and.callThrough()
+
+      dropdownToggle1.click()
+      expect(spy).toHaveBeenCalledWith(dropdownToggle1)
+
+      dropdownToggle2.click()
+      expect(spy).toHaveBeenCalledWith(dropdownToggle2)
+
+      dropdownMenu1.click()
+      expect(spy).toHaveBeenCalledWith(dropdownToggle1)
+
+      dropdownMenu2.click()
+      expect(spy).toHaveBeenCalledWith(dropdownToggle2)
+    })
+
+    it('should be able to show the proper menu, even with multiple dropdowns in the same tag', () => {
+      fixtureEl.innerHTML = [
+        '<div class="dropdown">',
+        '  <button id="dropdown1" class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>',
+        '  <div id="menu1" class="dropdown-menu">',
+        '    <a class="dropdown-item" href="#">Dropdown item</a>',
+        '  </div>',
+        '  <button id="dropdown2" class="btn dropdown-toggle" data-bs-toggle="dropdown">Dropdown toggle</button>',
+        '  <div id="menu2" class="dropdown-menu">',
+        '    <a class="dropdown-item" href="#">Dropdown item</a>',
+        '  </div>',
+        '</div>'
+      ].join('')
+
+      const dropdownToggle1 = fixtureEl.querySelector('#dropdown1')
+      const dropdownToggle2 = fixtureEl.querySelector('#dropdown2')
+      const dropdownMenu1 = fixtureEl.querySelector('#menu1')
+      const dropdownMenu2 = fixtureEl.querySelector('#menu2')
+
+      dropdownToggle1.click()
+      expect(dropdownMenu1).toHaveClass('show')
+      expect(dropdownMenu2).not.toHaveClass('show')
+
+      dropdownToggle2.click()
+      expect(dropdownMenu1).not.toHaveClass('show')
+      expect(dropdownMenu2).toHaveClass('show')
+    })
+
     it('should fire hide and hidden event without a clickEvent if event type is not click', () => {
       return new Promise(resolve => {
         fixtureEl.innerHTML = [
-- 
cgit v1.2.3


From 597c4023141dc48868889b85676b2d7269411d23 Mon Sep 17 00:00:00 2001
From: GeoSot <geo.sotis@gmail.com>
Date: Tue, 27 Sep 2022 10:39:11 +0300
Subject: Dropdown: fix case with invalid markup (#37190)

This fixes a backward incompatible change in v5.2.1 where `.drodown-toggle` isn't present in the markup.
---
 js/tests/unit/dropdown.spec.js | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index ea7ddace3..2bbd7c00a 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -57,6 +57,28 @@ describe('Dropdown', () => {
       expect(dropdownByElement._element).toEqual(btnDropdown)
     })
 
+    it('should work on invalid markup', () => {
+      return new Promise(resolve => {
+        // TODO: REMOVE in v6
+        fixtureEl.innerHTML = [
+          '<div class="dropdown">',
+          '  <div class="dropdown-menu">',
+          '    <a class="dropdown-item" href="#">Link</a>',
+          '  </div>',
+          '</div>'
+        ].join('')
+
+        const dropdownElem = fixtureEl.querySelector('.dropdown-menu')
+        const dropdown = new Dropdown(dropdownElem)
+
+        dropdownElem.addEventListener('shown.bs.dropdown', () => {
+          resolve()
+        })
+
+        dropdown.show()
+      })
+    })
+
     it('should create offset modifier correctly when offset option is a function', () => {
       return new Promise(resolve => {
         fixtureEl.innerHTML = [
-- 
cgit v1.2.3


From ae43f0c48bf7acede8a325b24197001fe2b2f416 Mon Sep 17 00:00:00 2001
From: XhmikosR <xhmikosr@gmail.com>
Date: Wed, 29 Mar 2023 20:49:30 +0300
Subject: Tweak and re-organize ESLint config (#38369)

* Tweak and re-organize ESLint config

* merge individual configs to the root config
* enable more eslint-plugin-import rules
* lint markdown files

* Lint
---
 js/tests/unit/dropdown.spec.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 2bbd7c00a..918435247 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1,7 +1,7 @@
-import Dropdown from '../../src/dropdown'
-import EventHandler from '../../src/dom/event-handler'
-import { noop } from '../../src/util/index'
-import { clearFixture, createEvent, getFixture, jQueryMock } from '../helpers/fixture'
+import EventHandler from '../../src/dom/event-handler.js'
+import Dropdown from '../../src/dropdown.js'
+import { noop } from '../../src/util/index.js'
+import { clearFixture, createEvent, getFixture, jQueryMock } from '../helpers/fixture.js'
 
 describe('Dropdown', () => {
   let fixtureEl
-- 
cgit v1.2.3


From 4f24144a31996339daa5e4fc972f9644f12d07ca Mon Sep 17 00:00:00 2001
From: XhmikosR <xhmikosr@gmail.com>
Date: Tue, 11 Apr 2023 18:03:34 +0300
Subject: dropdown.spec.js: expect nothing in constructor (#38442)

---
 js/tests/unit/dropdown.spec.js | 1 +
 1 file changed, 1 insertion(+)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 918435247..8447be60b 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -75,6 +75,7 @@ describe('Dropdown', () => {
           resolve()
         })
 
+        expect().nothing()
         dropdown.show()
       })
     })
-- 
cgit v1.2.3


From 40c6d8a4bc9813e5c54cf7753b1f0785fed92715 Mon Sep 17 00:00:00 2001
From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com>
Date: Tue, 6 Feb 2024 21:46:52 +0200
Subject: Build(deps-dev): Bump eslint-config-xo from 0.43.1 to 0.44.0 (#39651)

* Build(deps-dev): Bump eslint-config-xo from 0.43.1 to 0.44.0

Bumps [eslint-config-xo](https://github.com/xojs/eslint-config-xo) from 0.43.1 to 0.44.0.
- [Release notes](https://github.com/xojs/eslint-config-xo/releases)
- [Commits](https://github.com/xojs/eslint-config-xo/compare/v0.43.1...v0.44.0)

---
updated-dependencies:
- dependency-name: eslint-config-xo
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update .eslintrc.json

* Update .eslintrc.json

* autofix

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: XhmikosR <xhmikosr@gmail.com>
---
 js/tests/unit/dropdown.spec.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 8447be60b..156005588 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -1,7 +1,9 @@
 import EventHandler from '../../src/dom/event-handler.js'
 import Dropdown from '../../src/dropdown.js'
 import { noop } from '../../src/util/index.js'
-import { clearFixture, createEvent, getFixture, jQueryMock } from '../helpers/fixture.js'
+import {
+  clearFixture, createEvent, getFixture, jQueryMock
+} from '../helpers/fixture.js'
 
 describe('Dropdown', () => {
   let fixtureEl
-- 
cgit v1.2.3


From 16d80a4ff7b42da57215783cc8ff85d6f0627630 Mon Sep 17 00:00:00 2001
From: Nathan Sarang-Walters <nwalters512@gmail.com>
Date: Thu, 18 Jul 2024 22:05:21 -0700
Subject: Fix `this` reference for JavaScript functions (#38725)

---
 js/tests/unit/dropdown.spec.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'js/tests/unit/dropdown.spec.js')

diff --git a/js/tests/unit/dropdown.spec.js b/js/tests/unit/dropdown.spec.js
index 156005588..63ae4bd10 100644
--- a/js/tests/unit/dropdown.spec.js
+++ b/js/tests/unit/dropdown.spec.js
@@ -172,7 +172,10 @@ describe('Dropdown', () => {
 
       const popperConfig = dropdown._getPopperConfig()
 
-      expect(getPopperConfig).toHaveBeenCalled()
+      // Ensure that the function was called with the default config.
+      expect(getPopperConfig).toHaveBeenCalledWith(jasmine.objectContaining({
+        placement: jasmine.any(String)
+      }))
       expect(popperConfig.placement).toEqual('left')
     })
   })
-- 
cgit v1.2.3