public void Combine_date_and_time_with_different_kinds_should_generate_exception() { // Arrange var dt1 = new DateTime(2016, 1, 1, 0, 0, 0, DateTimeKind.Local); var dt2 = new DateTime(2016, 1, 1, 0, 0, 0, DateTimeKind.Utc); // Act & Assert Assert.Throws <ArgumentException>(() => { DateTimeUtils.CombineDateAndTime(dt1, dt2); }); }