@Override public String toStyledString(int number) { return RomanNumbersUtils.toRoman(number); } };
@Override public String toStyledString(int number) { return RomanNumbersUtils.toRoman(number); } };
@Test(expected = IllegalArgumentException.class) public void testFailingNegative() { RomanNumbersUtils.toRoman(-1); }
@Test(expected = IllegalArgumentException.class) public void testFailingZero() { RomanNumbersUtils.toRoman(0); }