public void ReturnsRomanNumeralString()
{
RomanNumeralService romanNumeralService = new RomanNumeralService();
// Checking if converter logic works fine, 3999 number in roman format needs to be equal "MMMCMXCIX"
Assert.Equal("MMMCMXCIX", romanNumeralService.Generate(3999));
}
public void GeneratorReturnsExceptionOutOfRange()
{
RomanNumeralService romanNumeralService = new RomanNumeralService();
// Cheking logic that prevents from generating roman numbers for numbers that are bellow 0 and more that 3999
// If method is trying to generate roman numbers for numbers that is out of range, it should throw a exception
Exception expectedException = Assert.Throws <Exception>(() => romanNumeralService.Generate(4000));
// Checking that we got the exception
Assert.NotNull(expectedException);
// And that it's message is correct
Assert.Equal("Out of range", expectedException.Message);
}
