Function intercept

packages/core/test/acceptance/defer_spec.ts:197–201

()

  let loadingTimeout = 0;
  const deferDepsInterceptor = {
    intercept() {
      return () => {
        return [dynamicImportOf(NestedCmp, loadingTimeout)];
      };
    },
  };

  TestBed.configureTestingModule({