public void PreSetInterceptorUsesUnitUnderTestAsSender()
{
var unitUnderTest = CreateUnitUnderTest();
bool senderIsUnitUnderTest = false;
NotifyPropertyChangedCore.RegisterPreInterceptor((sender, e) => senderIsUnitUnderTest = object.ReferenceEquals(sender, unitUnderTest));
try {
unitUnderTest.ChangeAwareNotificationProperty = 42;
Assert.IsTrue(senderIsUnitUnderTest);
}
finally {
NotifyPropertyChangedCore.ClearInterceptors();
}
}
public void RegisteredPreInterceptorGetsCalled()
{
var wasCalled = false;
NotifyPropertyChangedCore.RegisterPreInterceptor((sender, e) => wasCalled = true);
try {
var unitUnderTest = new NotificationOnlyDummy();
unitUnderTest.NotificationOnlyProperty = 42;
Assert.IsTrue(wasCalled);
}
finally {
NotifyPropertyChangedCore.ClearInterceptors();
}
}
public void StaticPreInterceptorsAreCalledBeforeInstancePreInterceptors()
{
var wasCalled = false;
NotifyPropertyChangedCore.RegisterPreInterceptor((sender, e) => wasCalled = true);
try {
var unitUnderTest = new NotificationOnlyDummy();
var interceptable = (IPropertyInterceptor)unitUnderTest;
var staticWasCalledBeforeInstance = false;
interceptable.PreSet += (sender, e) => staticWasCalledBeforeInstance = wasCalled;
unitUnderTest.NotificationOnlyProperty = 42;
Assert.IsTrue(staticWasCalledBeforeInstance);
}
finally {
NotifyPropertyChangedCore.ClearInterceptors();
}
}