public void ColorRangeTests()
{
int[] array = { 2, 4, 4, 0, 0, 0, 5, 4, 0, 0 };
List <Point> ranges = ImageTools.ColorRanges(array, array.Length);
List <Point> expectedRanges = new List <Point>()
{
new Point(0, 2),
new Point(6, 7),
};
CollectionAssert.AreEqual(expectedRanges, ranges);
}