public void GetDefaultEvent_InvokeWithoutParent_ReturnsNull()
{
var descriptor = new SubCustomTypeDescriptor();
Assert.Null(descriptor.GetDefaultEvent());
// Call again.
Assert.Null(descriptor.GetDefaultEvent());
}
public void GetDefaultEvent_InvokeWithParent_ReturnsExpected(EventDescriptor result)
{
var mockParentDescriptor = new Mock <ICustomTypeDescriptor>(MockBehavior.Strict);
mockParentDescriptor
.Setup(d => d.GetDefaultEvent())
.Returns(result)
.Verifiable();
var descriptor = new SubCustomTypeDescriptor(mockParentDescriptor.Object);
Assert.Same(result, descriptor.GetDefaultEvent());
mockParentDescriptor.Verify(d => d.GetDefaultEvent(), Times.Once());
// Call again.
Assert.Same(result, descriptor.GetDefaultEvent());
mockParentDescriptor.Verify(d => d.GetDefaultEvent(), Times.Exactly(2));
}
