public void Can_Notify_Winners()
{
drawingMock.Setup(m => m.NotifyParticipants(1)).Returns(true);
var result = controller.NotifyParticipants(1);
drawingMock.Verify(m => m.NotifyParticipants(1), Times.AtLeastOnce());
Assert.IsInstanceOf(typeof(RedirectToRouteResult), result);
}