public void Calculate_HasScrollerParentDirectlyAbove_ReturnsIt()
{
IUIElement uie = Substitute.For <IUIElement>();
ISomeTestUIElement typedParent = Substitute.For <ISomeTestUIElement>();
IUIElement nullParent = null;
uie.GetParentUIE().Returns(typedParent);
typedParent.GetParentUIE().Returns(nullParent);
IProximateParentTypedUIECalculator <ISomeTestUIElement> calculator = new ProximateParentTypedUIECalculator <ISomeTestUIElement>(uie);
Assert.That(calculator.Calculate(), Is.SameAs(typedParent));
}
public void Calculate_HasMultipleScrollerParentAbove_ReturnsTheColosest()
{
IUIElement uie = Substitute.For <IUIElement>();
ISomeTestUIElement closeTypedParent = Substitute.For <ISomeTestUIElement>();
ISomeTestUIElement farTypedParent = Substitute.For <ISomeTestUIElement>();
IUIElement nullParent = null;
uie.GetParentUIE().Returns(closeTypedParent);
closeTypedParent.GetParentUIE().Returns(farTypedParent);
farTypedParent.GetParentUIE().Returns(nullParent);
IProximateParentTypedUIECalculator <ISomeTestUIElement> calculator = new ProximateParentTypedUIECalculator <ISomeTestUIElement>(uie);
Assert.That(calculator.Calculate(), Is.SameAs(closeTypedParent));
}
