anchor.diff:  import 'package:angular_test/angular_test.dart';
   import 'package:test/test.dart';
   import 'package:angular/angular.dart';
  -import 'package:angular/src/debug/debug_node.dart';
   
   import 'misc_test.template.dart' as ng_generated;
   
  
positive.code:   test('should support static attributes', () async {
      final testBed = new NgTestBed<StaticAttributesComponent>();
      final testFixture = await testBed.create();
      final input = testFixture.rootElement.children.first;
      final needsAttribute = getDebugNode(input).inject(NeedsAttribute);
      expect(needsAttribute.typeAttribute, 'text');
      expect(needsAttribute.staticAttribute, '');
      expect(needsAttribute.fooAttribute, null);
  
negative.code:     final testBed = new NgTestBed<HostPropertyFromDirectiveComponent>();
      final testFixture = await testBed.create();
      final div = testFixture.rootElement.children.first;
      expect(div.id, 'one');
      await testFixture.update((component) => component.directive.id = 'two');
      expect(div.id, 'two');
    });
  
  