Converted Observatory vm-connect element

runtime/observatory/lib/src/mocks/repositories/target.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
+
+part of mocks;
+
+class TargetChangeEventMock implements M.TargetChangeEvent {
+  final TargetRepositoryMock repository;
+  const TargetChangeEventMock({this.repository});
+}
+
+typedef void TargetRepositoryMockStringCallback(String notification);
+typedef void TargetRepositoryMockTargetCallback(M.Target notification);
+
+class TargetRepositoryMock implements M.TargetRepository {
+  final StreamController<M.TargetChangeEvent> _onChange =
+      new StreamController<M.TargetChangeEvent>.broadcast();
+  Stream<M.TargetChangeEvent> get onChange => _onChange.stream;
+
+  bool get hasListeners => _onChange.hasListener;
+
+  final M.Target _current;
+  final Iterable<M.Target> _list;
+  final TargetRepositoryMockStringCallback _add;
+  final TargetRepositoryMockTargetCallback _setCurrent;
+  final TargetRepositoryMockTargetCallback _delete;
+
+  bool currentInvoked = false;
+  bool addInvoked = false;
+  bool listInvoked = false;
+  bool setCurrentInvoked = false;
+  bool deleteInvoked = false;
+
+  M.Target get current {
+    currentInvoked = true;
+    return _current;
+  }
+
+  void add(String val) {
+    addInvoked = true;
+    if (_add != null) _add(val);
+  }
+
+  Iterable<M.Target> list() {
+    listInvoked = true;
+    return _list;
+  }
+
+  void setCurrent(M.Target target) {
+    setCurrentInvoked = true;
+    if (_setCurrent != null) _setCurrent(target);
+  }
+
+  void delete(M.Target target) {
+    deleteInvoked = true;
+    if (_delete != null) _delete(target);
+  }
+
+  void triggerChangeEvent() {
+    _onChange.add(new TargetChangeEventMock(repository: this));
+  }
+
+  TargetRepositoryMock({M.Target current, Iterable<M.Target> list : const [],
+      TargetRepositoryMockStringCallback add,
+      TargetRepositoryMockTargetCallback setCurrent,
+      TargetRepositoryMockTargetCallback delete})
+    : _current = current,
+      _list = list,
+      _add = add,
+      _setCurrent = setCurrent,
+      _delete = delete;
+}