public void TestRaiseValidInvalidPropertyName()
{
var vm = new ViewModelStub();
var receivedPropertyChanged = false;
var invalidPropertyNameReceived = false;
vm.PropertyChanged += (s, e) =>
{
if (e.PropertyName == ViewModelStub.RealPropertyPropertyName)
{
receivedPropertyChanged = true;
}
else
{
invalidPropertyNameReceived = true;
}
};
vm.RaisePropertyChanged(ViewModelStub.RealPropertyPropertyName);
Assert.IsTrue(receivedPropertyChanged);
Assert.IsFalse(invalidPropertyNameReceived);
vm.RaisePropertyChanged(ViewModelStub.RealPropertyPropertyName + "1");
Assert.IsTrue(invalidPropertyNameReceived);
}
public void TestSetWithStringNoBroadcast()
{
Messenger.Reset();
var vm = new ViewModelStub();
const int expectedValue = 1234;
var receivedValueChanged = 0;
var receivedValueChanging = 0;
var receivedValueWithMessenger = 0;
Messenger.Default.Register <PropertyChangedMessage <int> >(this, msg => receivedValueWithMessenger = msg.NewValue);
vm.PropertyChanged += (s, e) =>
{
if (e.PropertyName == ViewModelStub.PropertyWithStringSetNoBroadcastPropertyName)
{
receivedValueChanged = vm.PropertyWithStringSetNoBroadcast;
}
};
vm.PropertyChanging += (s, e) =>
{
if (e.PropertyName == ViewModelStub.PropertyWithStringSetNoBroadcastPropertyName)
{
receivedValueChanging = vm.PropertyWithStringSetNoBroadcast;
}
};
vm.PropertyWithStringSetNoBroadcast = expectedValue;
Assert.AreEqual(expectedValue, receivedValueChanged);
Assert.AreEqual(-1, receivedValueChanging);
Assert.AreEqual(0, receivedValueWithMessenger);
}
public void TestReturnValueWithStringSetNoBroadcast()
{
var vm = new ViewModelStub();
const int firstValue = 1234;
var receivedValueChanged = 0;
#if !PORTABLE && !SL4
var receivedValueChanging = 0;
#endif
vm.PropertyChanged += (s, e) =>
{
if (e.PropertyName == ViewModelStub.PropertyWithStringSetNoBroadcastPropertyName)
{
receivedValueChanged = vm.PropertyWithStringSetNoBroadcast;
}
};
#if !PORTABLE && !SL4
vm.PropertyChanging += (s, e) =>
{
if (e.PropertyName == ViewModelStub.PropertyWithStringSetNoBroadcastPropertyName)
{
receivedValueChanging = vm.PropertyWithStringSetNoBroadcast;
}
};
#endif
vm.PropertyWithStringSetNoBroadcast = firstValue;
#if !PORTABLE && !SL4
Assert.AreEqual(-1, receivedValueChanging);
#endif
Assert.AreEqual(firstValue, receivedValueChanged);
Assert.IsTrue(vm.SetRaisedPropertyChangedEvent);
vm.PropertyWithStringSetNoBroadcast = firstValue;
#if !PORTABLE && !SL4
Assert.AreEqual(-1, receivedValueChanging);
#endif
Assert.AreEqual(firstValue, receivedValueChanged);
Assert.IsFalse(vm.SetRaisedPropertyChangedEvent);
vm.PropertyWithStringSetNoBroadcast = firstValue + 1;
#if !PORTABLE && !SL4
Assert.AreEqual(firstValue, receivedValueChanging);
#endif
Assert.AreEqual(firstValue + 1, receivedValueChanged);
Assert.IsTrue(vm.SetRaisedPropertyChangedEvent);
}
public void TestRaiseValidInvalidPropertyName()
{
var vm = new ViewModelStub();
var receivedPropertyChanged = false;
var invalidPropertyNameReceived = false;
vm.PropertyChanged += (s, e) =>
{
if (e.PropertyName == ViewModelStub.RealPropertyPropertyName)
{
receivedPropertyChanged = true;
}
else
{
invalidPropertyNameReceived = true;
}
};
vm.RaisePropertyChanged(ViewModelStub.RealPropertyPropertyName);
Assert.IsTrue(receivedPropertyChanged);
Assert.IsFalse(invalidPropertyNameReceived);
vm.RaisePropertyChanged(ViewModelStub.RealPropertyPropertyName + "1");
Assert.IsTrue(invalidPropertyNameReceived);
}
public void TestRaiseValidInvalidPropertyName()
{
var vm = new ViewModelStub();
var receivedPropertyChanged = false;
var invalidPropertyChangedNameReceived = false;
var receivedPropertyChanging = false;
var invalidPropertyChangingNameReceived = false;
vm.PropertyChanged += (s, e) =>
{
if (e.PropertyName == ViewModelStub.RealPropertyPropertyName)
{
receivedPropertyChanged = true;
}
else
{
invalidPropertyChangedNameReceived = true;
}
};
vm.PropertyChanging += (s, e) =>
{
if (e.PropertyName == ViewModelStub.RealPropertyPropertyName)
{
receivedPropertyChanging = true;
}
else
{
invalidPropertyChangingNameReceived = true;
}
};
vm.RaisePropertyChanging(ViewModelStub.RealPropertyPropertyName);
vm.RaisePropertyChanged(ViewModelStub.RealPropertyPropertyName);
Assert.IsTrue(receivedPropertyChanged);
Assert.IsFalse(invalidPropertyChangedNameReceived);
Assert.IsTrue(receivedPropertyChanging);
Assert.IsFalse(invalidPropertyChangingNameReceived);
try
{
vm.RaisePropertyChanging(ViewModelStub.RealPropertyPropertyName + "1");
#if DEBUG
Assert.Fail("ArgumentException was expected");
#else
Assert.IsTrue(invalidPropertyChangingNameReceived);
#endif
}
catch (ArgumentException)
{
}
try
{
vm.RaisePropertyChanged(ViewModelStub.RealPropertyPropertyName + "1");
#if DEBUG
Assert.Fail("ArgumentException was expected");
#else
Assert.IsTrue(invalidPropertyChangedNameReceived);
#endif
}
catch (ArgumentException)
{
}
}
