public void GetEvents_InvokeAttributesWithoutParent_ReturnsEmpty(Attribute[] attributes)
{
var descriptor = new SubCustomTypeDescriptor();
Assert.Same(EventDescriptorCollection.Empty, descriptor.GetEvents(attributes));
// Call again.
Assert.Same(EventDescriptorCollection.Empty, descriptor.GetEvents(attributes));
}
public void GetEvents_InvokeAttributesWithParent_ReturnsExpected(Attribute[] attributes, EventDescriptorCollection result)
{
var mockParentDescriptor = new Mock <ICustomTypeDescriptor>(MockBehavior.Strict);
mockParentDescriptor
.Setup(d => d.GetEvents(attributes))
.Returns(result)
.Verifiable();
var descriptor = new SubCustomTypeDescriptor(mockParentDescriptor.Object);
Assert.Same(result, descriptor.GetEvents(attributes));
mockParentDescriptor.Verify(d => d.GetEvents(attributes), Times.Once());
// Call again.
Assert.Same(result, descriptor.GetEvents(attributes));
mockParentDescriptor.Verify(d => d.GetEvents(attributes), Times.Exactly(2));
}