Class TestDir

packages/platform-browser/test/testing_public_spec.ts:849–859

        let testDir: TestDir | undefined;

        @Directive({
          selector: '[test]',
          standalone: false,
        })
        class TestDir {
          constructor() {
            testDir = this;
          }

          @Input('test') test!: string;
        }

        TestBed.overrideTemplateUsingTestingModule(
          MyComponent,