Fix broken/redirected links, moving to HTTPS where possible. (#20557)

3 files changed, 8 insertions, 8 deletions

diff --git a/js/src/tooltip.js b/js/src/tooltip.js
index 08daae2f2..d012b2907 100644
--- a/js/src/tooltip.js
+++ b/js/src/tooltip.js
@@ -14,10 +14,10 @@ const Tooltip = (($) => {
 
   /**
    * Check for Tether dependency
-   * Tether - http://github.hubspot.com/tether/
+   * Tether - http://tether.io/
    */
   if (window.Tether === undefined) {
-    throw new Error('Bootstrap tooltips require Tether (http://github.hubspot.com/tether/)')
+    throw new Error('Bootstrap tooltips require Tether (http://tether.io/)')
   }
 
 
diff --git a/js/tests/README.md b/js/tests/README.md
index 6cdb41059..b2d505723 100644
--- a/js/tests/README.md
+++ b/js/tests/README.md
@@ -1,6 +1,6 @@
 ## How does Bootstrap's test suite work?
 
-Bootstrap uses [QUnit](http://api.qunitjs.com/), a powerful, easy-to-use JavaScript unit test framework. Each plugin has a file dedicated to its tests in `unit/<plugin-name>.js`.
+Bootstrap uses [QUnit](https://qunitjs.com/), a powerful, easy-to-use JavaScript unit test framework. Each plugin has a file dedicated to its tests in `unit/<plugin-name>.js`.
 
 * `unit/` contains the unit test files for each Bootstrap plugin.
 * `vendor/` contains third-party testing-related code (QUnit and jQuery).
@@ -14,7 +14,7 @@ To run the unit test suite via a real web browser, open `index.html` in the brow
 ## How do I add a new unit test?
 
 1. Locate and open the file dedicated to the plugin which you need to add tests to (`unit/<plugin-name>.js`).
-2. Review the [QUnit API Documentation](http://api.qunitjs.com/) and use the existing tests as references for how to structure your new tests.
+2. Review the [QUnit API Documentation](https://api.qunitjs.com/) and use the existing tests as references for how to structure your new tests.
 3. Write the necessary unit test(s) for the new or revised functionality.
 4. Run `grunt test-js` to see the results of your newly-added test(s).
 
@@ -24,7 +24,7 @@ To run the unit test suite via a real web browser, open `index.html` in the brow
 
 * Each test should have a unique name clearly stating what unit is being tested.
 * Each test should test only one unit per test, although one test can include several assertions. Create multiple tests for multiple units of functionality.
-* Each test should begin with [`assert.expect`](http://api.qunitjs.com/expect/) to ensure that the expected assertions are run.
+* Each test should begin with [`assert.expect`](https://api.qunitjs.com/expect/) to ensure that the expected assertions are run.
 * Each test should follow the project's [JavaScript Code Guidelines](https://github.com/twbs/bootstrap/blob/master/CONTRIBUTING.md#js)
 
 ### Example tests
diff --git a/js/tests/visual/carousel.html b/js/tests/visual/carousel.html
index dec42c9cb..859ff7504 100644
--- a/js/tests/visual/carousel.html
+++ b/js/tests/visual/carousel.html
@@ -21,13 +21,13 @@
     </ol>
     <div class="carousel-inner">
       <div class="carousel-item active">
-        <img alt="First slide" src="http://37.media.tumblr.com/tumblr_m8tay0JcfG1qa42jro1_1280.jpg">
+        <img alt="First slide" src="https://37.media.tumblr.com/tumblr_m8tay0JcfG1qa42jro1_1280.jpg">
       </div>
       <div class="carousel-item">
-        <img alt="Second slide" src="http://37.media.tumblr.com/tumblr_m8tazfiVYJ1qa42jro1_1280.jpg">
+        <img alt="Second slide" src="https://37.media.tumblr.com/tumblr_m8tazfiVYJ1qa42jro1_1280.jpg">
       </div>
       <div class="carousel-item">
-        <img alt="Third slide" src="http://38.media.tumblr.com/tumblr_m8tb2rVsD31qa42jro1_1280.jpg">
+        <img alt="Third slide" src="https://38.media.tumblr.com/tumblr_m8tb2rVsD31qa42jro1_1280.jpg">
       </div>
     </div>
     <a class="left carousel-control" href="#carousel-example-generic" data-slide="prev">