anchor.diff:    }
   
     test_invalid_nameConflict_imported() async {
  -    shouldCompareLibraryElements = false;
  -    namesThatCannotBeResolved.add('V');
       addLibrarySource('/a.dart', 'V() {}');
       addLibrarySource('/b.dart', 'V() {}');
       var library = await checkLibrary('''
  
positive.code: 
    test_parts_invalidUri() async {
      allowMissingFiles = true;
      shouldCompareLibraryElements = false;
      addSource('/foo/bar.dart', 'part of my.lib;');
      var library = await checkLibrary('library my.lib; part "foo/";');
      checkElementText(library, r'''
  
negative.code:   }
  
    test_genericFunction_asParameterType() async {
      var library = await checkLibrary(r'''
  void f(int Function(int a, String b) p) => null;
  ''');
  