private static void CheckExclude <TValue>(Range <TValue> range1, Range <TValue> range2, params string[] representation)
where TValue : IComparable <TValue>
{
var result = range1.Exclude(range2).ToArray();
Assert.AreEqual(representation.Length, result.Length);
for (var i = 0; i < result.Length; i++)
{
Assert.AreEqual(representation[i], result[i].DisplayValue());
}
}