chore: enable strictBindCallApply (#2254)

1 files changed, 33 insertions, 0 deletions

diff --git a/test/internal/bind-this-to-member-functions.spec.ts b/test/internal/bind-this-to-member-functions.spec.ts
new file mode 100644
index 00000000..7dedc00e
--- /dev/null
+++ b/test/internal/bind-this-to-member-functions.spec.ts
@@ -0,0 +1,33 @@
+import { describe, expect, it } from 'vitest';
+import type { Faker } from '../../src';
+import { faker } from '../../src';
+import { bindThisToMemberFunctions } from '../../src/internal/bind-this-to-member-functions';
+
+describe('internal', () => {
+  describe('bind-this-to-member-functions', () => {
+    it('should bind this to member functions', () => {
+      class SomeModule {
+        constructor(private readonly faker: Faker) {}
+
+        someMethod(): number {
+          return this.faker.number.int();
+        }
+      }
+
+      const someModule = new SomeModule(faker);
+
+      const someMethodWithoutBind = someModule.someMethod;
+
+      // The second error message is for NodeJS v14 support
+      expect(() => someMethodWithoutBind()).toThrow(
+        /^(Cannot read properties of undefined \(reading 'faker'\)|Cannot read property 'faker' of undefined)$/
+      );
+
+      bindThisToMemberFunctions(someModule);
+
+      const someMethod = someModule.someMethod;
+
+      expect(() => someMethod()).not.toThrow();
+    });
+  });
+});