public void Arabic_WhenCantConvertValue_ShouldRiseAnException()
{
// Arrange
NumberToRomanConvertor roman = new NumberToRomanConvertor();
//Act
Action actual = () => roman.NumberToRoman(-1);
//Assert
Assert.Throws <ArgumentException>(actual);
}
public void Arabic_WhenConvertIntegerValue_ShouldReturnRomanString(string expected, int value)
{
// Arrange
NumberToRomanConvertor roman = new NumberToRomanConvertor();
//Act
string actual = roman.NumberToRoman(value);
//Assert
Assert.Equal(expected, actual);
}