public void TestRaisePropertyChangingNoMagicStringNonPropertyExpression() { var instance = new TestViewModelNoMagicString(); instance.PropertyChanging += InstancePropertyChanging; try { instance.RaisePropertyChangingPublic(() => DummyStringMethod()); Assert.Fail("ArgumentException was expected"); } catch (ArgumentException) { } }
public void TestRaisePropertyChangingNoMagicStringNullExpression() { var instance = new TestViewModelNoMagicString(); instance.PropertyChanging += InstancePropertyChanging; try { instance.RaisePropertyChangingPublic<string>(null); Assert.Fail("ArgumentNullException was expected"); } catch (ArgumentNullException) { } }
public void TestRaisePropertyChangedNoMagicStringNonPropertyExpressionWithBroadcast() { var instance = new TestViewModelNoMagicString(); instance.PropertyChanged += InstancePropertyChanged; try { instance.RaisePropertyChangedPublic(() => DummyStringMethod(), "12", "34", true); Assert.Fail("ArgumentException was expected"); } catch (ArgumentException) { } }
public void TestPropertyChangedNoBroadcastNoMagicString() { Messenger.Reset(); var receivedDateTimeLocalChanged = DateTime.MinValue; var receivedDateTimeLocalChanging = DateTime.MinValue; var receivedDateTimeMessenger = DateTime.MinValue; Messenger.Default.Register<PropertyChangedMessage<DateTime>>(this, m => { if (m.PropertyName == "LastChanged2") { receivedDateTimeMessenger = m.NewValue; } }); var vm = new TestViewModelNoMagicString(); vm.PropertyChanged += (s, e) => { if (e.PropertyName == "LastChanged2") { receivedDateTimeLocalChanged = vm.LastChanged2; } }; #if !WP71 vm.PropertyChanging += (s, e) => { if (e.PropertyName == "LastChanged2") { receivedDateTimeLocalChanging = vm.LastChanged2; } }; #endif var now = DateTime.Now; vm.LastChanged2 = now; Assert.AreEqual(now, vm.LastChanged2); Assert.AreEqual(now, receivedDateTimeLocalChanged); #if !WP71 Assert.AreEqual(DateTime.MaxValue, receivedDateTimeLocalChanging); #endif Assert.AreEqual(DateTime.MinValue, receivedDateTimeMessenger); }
public void TestPropertyChangedSendWithCustomMessengerNoMagicString() { var receivedDateTime1 = DateTime.MinValue; var receivedDateTime2 = DateTime.MinValue; var messenger = new Messenger(); messenger.Register<PropertyChangedMessage<DateTime>>(this, m => receivedDateTime1 = m.NewValue); Messenger.Default.Register<PropertyChangedMessage<DateTime>>(this, m => receivedDateTime2 = m.NewValue); var vm = new TestViewModelNoMagicString(messenger); var now = DateTime.Now; vm.LastChanged1 = now; Assert.AreEqual(now, vm.LastChanged1); Assert.AreEqual(now, receivedDateTime1); Assert.AreEqual(DateTime.MinValue, receivedDateTime2); }
public void TestPropertyChangedSendNoMagicString() { Messenger.Reset(); var receivedDateTimeMessengerOld = DateTime.MaxValue; var receivedDateTimeMessengerNew = DateTime.MinValue; var receivedDateTimeLocal = DateTime.MinValue; Messenger.Default.Register<PropertyChangedMessage<DateTime>>(this, m => { if (m.PropertyName == "LastChanged1") { receivedDateTimeMessengerOld = m.OldValue; receivedDateTimeMessengerNew = m.NewValue; } }); var vm = new TestViewModelNoMagicString(); vm.PropertyChanged += (s, e) => { if (e.PropertyName == "LastChanged1") { receivedDateTimeLocal = vm.LastChanged1; } }; var now = DateTime.Now; vm.LastChanged1 = now; Assert.AreEqual(now, vm.LastChanged1); Assert.AreEqual(DateTime.MinValue, receivedDateTimeMessengerOld); Assert.AreEqual(now, receivedDateTimeMessengerNew); Assert.AreEqual(now, receivedDateTimeLocal); }