public void ConvertHigherDigits_ReturnNumber() { NumberToWord n2w; n2w = new NumberToWord("0"); Assert.AreEqual("one hundred twenty-three", n2w.ConvertHundred("123")); Assert.AreEqual("one hundred", n2w.ConvertHundred("100")); Assert.AreEqual("one hundred one", n2w.ConvertHundred("101")); Assert.AreEqual("one hundred ten", n2w.ConvertHundred("110")); Assert.AreEqual("one", n2w.ConvertHundred("1")); Assert.AreEqual("ten", n2w.ConvertHundred("10")); }