public void ClockRowFillWithRemainerTest()
        {
            var clockRow  = new ClockRow(2, 3, Color.Red);
            var remainder = clockRow.Fill(100);

            Assert.IsTrue(remainder == 94);
        }
 public void ClockRowThrowsExceptionIfFillNegativeNumberTest()
 {
     var clockRow  = new ClockRow(2, 3, Color.Red);
     var remainder = clockRow.Fill(-100);
 }