anchor.diff:      return new Future<NgTestFixture<T>>.sync(() {
         _checkForActiveTest();
         return bootstrapForTest<T>(
  -        _componentFactory ?? typeToFactory(T),
  +        _componentFactory ?? typeToFactory(type),
           _host ?? _defaultHost(),
           _rootInjector,
           beforeChangeDetection: beforeChangeDetection,
  
positive.code:     }
      return new NgTestBed<T>._allowDynamicType(
        host: host,
        watchAngularLifecycle: watchAngularLifecycle,
      );
    }
  
negative.code:   /// by setting [watchAngularLifecycle] to `false`.
    factory NgTestBed({
      Element host,
      InjectorFactory rootInjector,
      bool watchAngularLifecycle: true,
    }) {
      if (T == dynamic) {
  