fix(testing): update test regex for 'e2e.ts'

src/compiler/config/test/validate-testing.spec.ts

@@ -159,6 +159,22 @@ describe('validateTesting', () => {
         expect(testRegex.test('my-component.test.jsx')).toBe(true);
       });
 
+      it('matches the file "test.ts"', () => {
+        expect(testRegex.test('some/path/test.ts')).toBe(true);
+      });
+
+      it('matches the file "test.tsx"', () => {
+        expect(testRegex.test('some/path/test.tsx')).toBe(true);
+      });
+
+      it('matches the file "test.js"', () => {
+        expect(testRegex.test('some/path/test.js')).toBe(true);
+      });
+
+      it('matches the file "test.jsx"', () => {
+        expect(testRegex.test('some/path/test.jsx')).toBe(true);
+      });
+
       it("doesn't match files ending in test.ts", () => {
         expect(testRegex.test('my-component-test.ts')).toBe(false);
       });
@@ -201,6 +217,22 @@ describe('validateTesting', () => {
         expect(testRegex.test('my-component.spec.jsx')).toBe(true);
       });
 
+      it('matches the file "spec.ts"', () => {
+        expect(testRegex.test('some/path/spec.ts')).toBe(true);
+      });
+
+      it('matches the file "spec.tsx"', () => {
+        expect(testRegex.test('some/path/spec.tsx')).toBe(true);
+      });
+
+      it('matches the file "spec.js"', () => {
+        expect(testRegex.test('some/path/spec.js')).toBe(true);
+      });
+
+      it('matches the file "spec.jsx"', () => {
+        expect(testRegex.test('some/path/spec.jsx')).toBe(true);
+      });
+
       it("doesn't match files ending in spec.ts", () => {
         expect(testRegex.test('my-component-spec.ts')).toBe(false);
       });
@@ -243,6 +275,22 @@ describe('validateTesting', () => {
         expect(testRegex.test('my-component.e2e.jsx')).toBe(true);
       });
 
+      it('matches the file "e2e.ts"', () => {
+        expect(testRegex.test('some/path/e2e.ts')).toBe(true);
+      });
+
+      it('matches the file "e2e.tsx"', () => {
+        expect(testRegex.test('some/path/e2e.tsx')).toBe(true);
+      });
+
+      it('matches the file "e2e.js"', () => {
+        expect(testRegex.test('some/path/e2e.js')).toBe(true);
+      });
+
+      it('matches the file "e2e.jsx"', () => {
+        expect(testRegex.test('some/path/e2e.jsx')).toBe(true);
+      });
+
       it("doesn't match files ending in e2e.ts", () => {
         expect(testRegex.test('my-component-e2e.ts')).toBe(false);
       });

src/compiler/config/validate-testing.ts

@@ -125,7 +125,18 @@ export const validateTesting = (config: d.Config, diagnostics: d.Diagnostic[]) =
   }
 
   if (testing.testRegex === undefined) {
-    testing.testRegex = '(/__tests__/.*|\\.(test|spec|e2e))\\.(tsx|ts|jsx|js)$';
+    /**
+     * The test regex covers cases of:
+     * - files under a `__tests__` directory
+     * - the case where a test file has a name such as `test.ts`, `spec.ts` or `e2e.ts`.
+     *   - these files can use any of the following file extensions: .ts, .tsx, .js, .jsx.
+     *   - this regex only handles the entire path of a file, e.g. `/some/path/e2e.ts`
+     * - the case where a test file ends with `.test.ts`, `.spec.ts`, or `.e2e.ts`.
+     *   - these files can use any of the following file extensions: .ts, .tsx, .js, .jsx.
+     *   - this regex case shall match file names such as `my-cmp.spec.ts`, `test.spec.ts`
+     *   - this regex case shall not match file names such as `attest.ts`, `bespec.ts`
+     */
+    testing.testRegex = '(/__tests__/.*|(\\.|/)(test|spec|e2e))\\.[jt]sx?';
   }
 
   if (Array.isArray(testing.testMatch)) {