public void NumbersToWordsFourDigit() { Assert.AreEqual("one thousand and one hundred and seventeen", newObject.NumbersToWordsFourDigit(1117)); Assert.AreEqual("five thousand", newObject.NumbersToWordsFourDigit(5000)); Assert.AreEqual("three thousand and seventy-four", newObject.NumbersToWordsFourDigit(3074)); Assert.AreEqual("one thousand and nine", newObject.NumbersToWordsFourDigit(1009)); }