anchor.diff:  
     tearDown(disposeAnyRunningTest);
   
  -  test('should assign a component to a ref-', () async {
  +  test('should assign a component to a reference', () async {
       final testBed = new NgTestBed<ComponentReferenceBindingComponent>();
       final testFixture = await testBed.create();
  -    final child = getDebugNode(testFixture.rootElement.querySelector('child'));
  -    expect(child.getLocal('alice'), new isInstanceOf<ChildComponent>());
  +    expect(testFixture.assertOnlyInstance.child,
  +        new isInstanceOf<ChildComponent>());
     });
   
  -  test('should assign a directive to a ref-', () async {
  +  test('should assign a directive to a reference', () async {
       final testBed = new NgTestBed<DirectiveReferenceBindingComponent>();
       final testFixture = await testBed.create();
  -    final div = getDebugNode(testFixture.rootElement.firstChild.firstChild);
  -    expect(div.getLocal('localdir'), new isInstanceOf<ExportDir>());
  +    expect(testFixture.assertOnlyInstance.directive,
  +        new isInstanceOf<ExportDir>());
     });
   
  -  test('should assign an element to a ref-', () async {
  +  test('should assign an element to a reference', () async {
       final testBed = new NgTestBed<ElementReferenceBindingComponent>();
       final testFixture = await testBed.create();
       final div = getDebugNode(testFixture.rootElement.children.first);
  
positive.code:   selector: 'directive-reference-binding',
    template: '<div><div export-dir #localdir="dir"></div></div>',
    directives: const [ExportDir],
    // TODO(b/71710685): Change to `Visibility.local` to reduce code size.
    visibility: Visibility.all,
  )
  class DirectiveReferenceBindingComponent {}
  
  @Component(
    selector: 'element-reference-binding',
    template: '<div><div #alice><i>Hello</i></div></div>',
    // TODO(b/71710685): Change to `Visibility.local` to reduce code size.
    visibility: Visibility.all,
  )
  class ElementReferenceBindingComponent {}
  
  
negative.code:   selector: 'component-reference-binding',
    template: '<p><child #alice></child></p>',
    directives: const [ChildComponent],
  )
  class ComponentReferenceBindingComponent {
    @ViewChild('alice')
    ChildComponent child;
  }
  
  @Directive(
    selector: '[export-dir]',
    exportAs: 'dir',
  )
  class ExportDir {}
  
  