public void SetPropertyMethodShouldSetTheNewValue()
{
int value = 10;
MockViewModel mockViewModel = new MockViewModel();
Assert.AreEqual(mockViewModel.MockProperty, 0);
mockViewModel.MockProperty = value;
Assert.AreEqual(mockViewModel.MockProperty, value);
}
public void SetPropertyMethodShouldRaisePropertyRaised()
{
bool invoked = false;
MockViewModel mockViewModel = new MockViewModel();
mockViewModel.PropertyChanged += (o, e) => { if (e.PropertyName.Equals("MockProperty")) invoked = true; };
mockViewModel.MockProperty = 10;
Assert.IsTrue(invoked);
}
public void OnPropertyChangedShouldExtractPropertyNameCorrectly()
{
bool invoked = false;
MockViewModel mockViewModel = new MockViewModel();
mockViewModel.PropertyChanged += (o, e) => { if (e.PropertyName.Equals("MockProperty")) invoked = true; };
mockViewModel.InvokeOnPropertyChanged();
Assert.IsTrue(invoked);
}
public void SetPropertyMethodShouldNotSetTheNewValue()
{
int value = 10;
MockViewModel mockViewModel = new MockViewModel();
mockViewModel.MockProperty = 10;
bool invoked = false;
mockViewModel.PropertyChanged += (o, e) => { if (e.PropertyName.Equals("MockProperty")) invoked = true; };
mockViewModel.MockProperty = value;
Assert.IsFalse(invoked);
Assert.AreEqual(mockViewModel.MockProperty, value);
}
