Converted Observatory class-nav-menu element

runtime/observatory/tests/observatory_ui/nav/class-menu/element_test.dart

Index: runtime/observatory/tests/observatory_ui/nav/class-menu/element_test.dart
diff --git a/runtime/observatory/tests/observatory_ui/nav/bar/element_test.dart b/runtime/observatory/tests/observatory_ui/nav/class-menu/element_test.dart
similarity index 51%
copy from runtime/observatory/tests/observatory_ui/nav/bar/element_test.dart
copy to runtime/observatory/tests/observatory_ui/nav/class-menu/element_test.dart
index fe547857a42a4f11ec601d27ce1dc0d96b941e11..df83ea482787580effac6bf8ac7b31f3af2a2ef8 100644
--- a/runtime/observatory/tests/observatory_ui/nav/bar/element_test.dart
+++ b/runtime/observatory/tests/observatory_ui/nav/class-menu/element_test.dart
@@ -3,22 +3,25 @@
 // BSD-style license that can be found in the LICENSE file.
 import 'dart:html';
 import 'package:unittest/unittest.dart';
-import 'package:observatory/src/elements/nav/bar.dart';
+import 'package:observatory/mocks.dart';
+import 'package:observatory/src/elements/nav/class_menu.dart';
 
-main() {
-  NavBarElement.tag.ensureRegistration();
+main(){
+  NavClassMenuElement.tag.ensureRegistration();
 
+  final IsolateRefMock i_ref = const IsolateRefMock(id: 'i-id', name: 'i-name');
+  final ClassRefMock c_ref = const ClassRefMock(id: 'c-id', name: 'c-name');
   test('instantiation', () {
-    final NavBarElement e = new NavBarElement();
+    final NavClassMenuElement e = new NavClassMenuElement(i_ref, c_ref);
     expect(e, isNotNull, reason: 'element correctly created');
+    expect(e.isolate, equals(i_ref));
+    expect(e.cls, equals(c_ref));
   });
-  test('elements created', () async {
-    final NavBarElement e = new NavBarElement();
+  test('elements created after attachment', () async {
+    final NavClassMenuElement e = new NavClassMenuElement(i_ref, c_ref);
     document.body.append(e);
     await e.onRendered.first;
     expect(e.shadowRoot.children.length, isNonZero, reason: 'has elements');
-    expect(e.shadowRoot.querySelector('content'), isNotNull,
-                                               reason: 'has content elements');
     e.remove();
     await e.onRendered.first;
     expect(e.shadowRoot.children.length, isZero, reason: 'is empty');