Implement searchMemberDeclarations() / searchTopLevelDeclarations().

pkg/analysis_server/test/services/index2/index2_test.dart

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analysis_server/src/services/index2/index2.dart';
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/summary/idl.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
@@ skipping 141 matching lines @@
    * Assert that the given list of [locations] has a [Location] corresponding
    * to the [element].
    */
   void _assertHasDefinedName(List<Location> locations, Element element) {
     String libraryUri = element.library.source.uri.toString();
     String unitUri = element.source.uri.toString();
     for (Location location in locations) {
       if (location.libraryUri == libraryUri &&
           location.unitUri == unitUri &&
           location.offset == element.nameOffset &&
-          location.length == 0) {
+          location.length == element.nameLength) {
         return;
       }
     }
     fail('No declaration of $element at ${element.nameOffset} in\n'
         '${locations.join('\n')}');
   }
 
   void _indexTestUnit(String code) {
     resolveTestUnit(code);
     index.indexUnit(testUnit);
   }
 
   Source _indexUnit(String path, String code) {
     Source source = addSource(path, code);
     CompilationUnit unit = resolveLibraryUnit(source);
     index.indexUnit(unit);
     return source;
   }
 }