Class TestCmp

packages/core/rxjs-interop/test/to_signal_spec.ts:306–316

  describe('in a @Component', () => {
    it('should support `toSignal` as a class member initializer', () => {
      @Component({
        template: '{{counter()}}',
        changeDetection: ChangeDetectionStrategy.OnPush,
        standalone: false,
      })
      class TestCmp {
        // Component creation should not run inside the template effect/consumer,
        // hence using `toSignal` should be allowed/supported.
        counter$ = new Subject<number>();
        counter = toSignal(this.counter$);
      }

      const fixture = TestBed.createComponent(TestCmp);
      fixture.detectChanges();