public void SHOULD_set_value()
{
//Arrange
var sut = new TestBindableObject(1);
//Act
sut.CountMe = 2;
//Assert
Assert.AreEqual(2, sut.CountMe);
}
public void TranslateTarget_OnAttachedTo_TranslateTargetCalled()
{
// Arrange
var testBindable = new TestBindableObject();
var behavior = Substitute.ForPartsOf <TranslationBehaviour>();
// Act
behavior.CallOnAttachedTo(testBindable);
// Assert
behavior.Received().OnTranslateTarget(Arg.Any <string>(), Arg.Any <string>());
}
public void OnAttachTo_WithBindable_TargetSetToBindable()
{
// Arrange
var testBindable = new TestBindableObject();
var behavior = new TranslationBehaviour();
// Act
behavior.CallOnAttachedTo(testBindable);
// Assert
Assert.AreEqual(testBindable, behavior.Target);
}
public void SHOULD_return_value()
{
//Arrange
var sut = new TestBindableObject(1)
{
CountMe = 20
};
//Act
var getValue = sut.CountMe;
//Assert
Assert.AreEqual(20, getValue);
}
public void OnDetachingFrom_WithBindable_TargetSetToNull()
{
// Arrange
var testBindable = new TestBindableObject();
var behavior = new TranslationBehaviour();
behavior.CallOnAttachedTo(testBindable);
// Act
behavior.CallOnDetachingFrom(testBindable);
// Assert
Assert.IsNull(behavior.Target);
}
public void WHEN_property_is_not_different_and_action_has_been_set_SHOULD_not_call_action()
{
//Arrange
var sut = new TestBindableObject(2);
using (var changedProperties = sut.SubscribeToPropertyChanged <TestBindableObject, int>(x => x.SideEffect))
{
//Act
sut.CountMeWithSideEffect = 2;
sut.CountMeWithSideEffect = 2;
sut.CountMeWithSideEffect = 2;
//Assert
Assert.AreEqual(0, changedProperties.Count);
}
}
public void WHEN_property_is_not_different_SHOULD_not_notify_changed()
{
//Arrange
var sut = new TestBindableObject(2);
using (var changedProperties = sut.SubscribeToPropertyChanged <TestBindableObject, int>(x => x.CountMe))
{
//Act
sut.CountMe = 2;
sut.CountMe = 2;
sut.CountMe = 2;
//Assert
Assert.AreEqual(0, changedProperties.Count);
}
}
