Method reenter

packages/core/test/application_ref_spec.ts:139–147

()

        constructor(private appRef: ApplicationRef) {}

        reenter() {
          if (this.reenterCount--) {
            try {
              this.appRef.tick();
            } catch (e) {
              this.reenterErr = e;
            }
          }
        }
      }

      const fixture = TestBed.configureTestingModule({