Adding Angular and dependent packages for testing

third_party/pkg/route_hierarchical/test/mocks.dart

+// Copyright (c) 2013, 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.
+
+library test_mocks;
+
+import 'dart:html';
+import 'package:unittest/mock.dart';
+
+class MockWindow extends Mock implements Window {
+  MockHistory history = new MockHistory();
+  MockLocation location = new MockLocation();
+  MockDocument document = new MockDocument();
+}
+
+class MockHistory extends Mock implements History {
+  //TODO(pavelgj): ugly hack for making tests run in dart2js
+  void pushState(Object data, String title, [String url]) {
+    log.add(new LogEntry(name, 'pushState', [data, title, url], Action.IGNORE));
+  }
+
+  //TODO(pavelgj): ugly hack for making tests run in dart2js
+  void replaceState(Object data, String title, [String url]) {
+    log.add(new LogEntry(name, 'replaceState', [data, title, url], Action.IGNORE));
+  }
+}
+
+class MockLocation extends Mock implements Location {}
+
+class MockDocument extends Mock implements HtmlDocument {
+  //TODO(pavelgj): ugly hack for making tests run in dart2js
+  String set title(title) =>
+      log.add(new LogEntry(name, '=title', [title], Action.IGNORE));
+}