| // 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 'dart:async'; |
| import 'package:test/test.dart'; |
| import 'package:observatory/models.dart' as M; |
| import 'package:observatory/src/elements/containers/virtual_tree.dart'; |
| import 'package:observatory/src/elements/heap_snapshot.dart'; |
| import '../mocks.dart'; |
| |
| main() { |
| HeapSnapshotElement.tag.ensureRegistration(); |
| |
| final tTag = VirtualTreeElement.tag.name; |
| |
| const vm = const VMMock(); |
| const isolate = const IsolateRefMock(); |
| final events = new EventRepositoryMock(); |
| final notifs = new NotificationRepositoryMock(); |
| final snapshots = new HeapSnapshotRepositoryMock(); |
| final objects = new ObjectRepositoryMock(); |
| test('instantiation', () { |
| final e = new HeapSnapshotElement( |
| vm, isolate, events, notifs, snapshots, objects); |
| expect(e, isNotNull, reason: 'element correctly created'); |
| }); |
| test('elements created', () async { |
| final controller = |
| new StreamController<M.HeapSnapshotLoadingProgressEvent>.broadcast(); |
| final snapshots = |
| new HeapSnapshotRepositoryMock(getter: (M.IsolateRef i, bool gc) { |
| expect(i, equals(isolate)); |
| expect(gc, isFalse); |
| return controller.stream; |
| }); |
| final e = new HeapSnapshotElement( |
| vm, isolate, events, notifs, snapshots, objects); |
| document.body.append(e); |
| await e.onRendered.first; |
| expect(e.children.length, isNonZero, reason: 'has elements'); |
| expect(e.querySelectorAll(tTag).length, isZero); |
| controller.add(const HeapSnapshotLoadingProgressEventMock( |
| progress: const HeapSnapshotLoadingProgressMock( |
| status: M.HeapSnapshotLoadingStatus.fetching))); |
| await e.onRendered.first; |
| expect(e.querySelectorAll(tTag).length, isZero); |
| controller.add(const HeapSnapshotLoadingProgressEventMock( |
| progress: const HeapSnapshotLoadingProgressMock( |
| status: M.HeapSnapshotLoadingStatus.loading))); |
| controller.add(new HeapSnapshotLoadingProgressEventMock( |
| progress: new HeapSnapshotLoadingProgressMock( |
| status: M.HeapSnapshotLoadingStatus.loaded, |
| snapshot: new HeapSnapshotMock(timestamp: new DateTime.now())))); |
| controller.close(); |
| await e.onRendered.first; |
| expect(e.querySelectorAll(tTag).length, equals(1)); |
| e.remove(); |
| await e.onRendered.first; |
| expect(e.children.length, isZero, reason: 'is empty'); |
| }); |
| } |