public void BirthNumberWithUnspecifiedFormatUsesStandardFormat() { var birthNumber = new BirthNumber(1, 2, 3, 4, 5); Assert.Equal("010203/0045", birthNumber.ToString(null, null)); }
public void UseOfUnsupportedFormatThrowsException() { var birthNumber = new BirthNumber(1, 2, 3, 4, 5); Assert.Throws <ArgumentException>(() => birthNumber.ToString("unsupported", null)); }