public void TestDependencyProperties()
{
//Arrange
WPFMammal vm;
IMammal dog;
//Act
dog = new Dog();
vm = new WPFMammal(dog);
string dogNamePrev = dog.Name;
string vmNamePres = vm.Name;
bool gotEvent = false;
((INotifyPropertyChanged)vm).PropertyChanged +=
delegate(object sender, PropertyChangedEventArgs e)
{
gotEvent = true;
Assert.AreEqual <string>("Name", e.PropertyName);
};
string newValue = "NewName";
vm.Name = newValue;
Assert.AreEqual <string>(newValue, vm.Name, "View Model Changed");
//Assert
Assert.IsInstanceOfType(vm, typeof(INotifyPropertyChanged));
Assert.IsTrue(gotEvent, "Didn’t get the PropertyChanged event.");
}
public WPFMammalTest()
{
wpfMammal = new WPFMammal(new Dog());
}