public static void ChangeDelegateType()
{
WaitCallback callback = obj => { };
callback += obj => { };
var result = callback.ChangeType <SendOrPostCallback>();
NotNull(result);
var list1 = callback.GetInvocationList().Select(d => d.Method);
var list2 = result.GetInvocationList().Select(d => d.Method);
Equal(list1, list2);
}
