Converted Observatory icdata-view element

runtime/observatory/tests/observatory_ui/context/element_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 'dart:html';
-import 'package:unittest/unittest.dart';
-import 'package:observatory/src/elements/context_view.dart';
-import 'package:observatory/src/elements/nav/refresh.dart';
-import 'package:observatory/src/elements/object_common.dart';
-import '../mocks.dart';
-
-main() {
-  ContextViewElement.tag.ensureRegistration();
-
-  final cTag = ObjectCommonElement.tag.name;
-  final rTag = NavRefreshElement.tag.name;
-
-  const vm = const VMMock();
-  const isolate = const IsolateRefMock();
-  final events = new EventRepositoryMock();
-  final notifs = new NotificationRepositoryMock();
-  final context = const ContextMock();
-  final contexts = new ContextRepositoryMock();
-  final reachableSizes = new ReachableSizeRepositoryMock();
-  final retainedSizes = new RetainedSizeRepositoryMock();
-  final inbounds = new InboundReferencesRepositoryMock();
-  final paths = new RetainingPathRepositoryMock();
-  final instances = new InstanceRepositoryMock();
-  test('instantiation', () {
-    final e = new ContextViewElement(vm, isolate, context, events, notifs,
-                                     contexts, retainedSizes, reachableSizes,
-                                     inbounds, paths, instances);
-    expect(e, isNotNull, reason: 'element correctly created');
-    expect(e.isolate, equals(isolate));
-    expect(e.context, equals(context));
-  });
-  test('elements created after attachment', () async {
-    final contexts = new ContextRepositoryMock(
-      getter: expectAsync((i, id) async {
-        expect(i, equals(isolate));
-        expect(id, equals(context.id));
-        return context;
-      }, count: 1)
-    );
-    final e = new ContextViewElement(vm, isolate, context, events, notifs,
-                                     contexts, retainedSizes, reachableSizes,
-                                     inbounds, paths, instances);
-    document.body.append(e);
-    await e.onRendered.first;
-    expect(e.children.length, isNonZero, reason: 'has elements');
-    expect(e.querySelectorAll(cTag).length, equals(1));
-    (e.querySelector(rTag) as NavRefreshElement).refresh();
-    await e.onRendered.first;
-    e.remove();
-    await e.onRendered.first;
-    expect(e.children.length, isZero, reason: 'is empty');
-  });
-}