public void TestReplaceOtherCases()
{
ConsoleString orig = new ConsoleString("RedWBlue");
ConsoleString white = orig.Replace("W", "White", ConsoleColor.White);
Assert.AreEqual("RedWBlue", orig.ToString());
Assert.AreEqual("RedWhiteBlue", white.ToString());
Assert.AreEqual("White", string.Join("",white.Where(c => c.ForegroundColor == ConsoleColor.White).Select(c=> c.Value)));
}