public async Task Should_FizzBuzzWordService_Return_Empty_For_Input_Non_Multiples_Of_Three_Or_Five()
{
var fizzBuzzWordService = new FizzBuzzWordService();
StringAssert.AreEqualIgnoringCase(string.Empty, await fizzBuzzWordService.GetWord(2));
StringAssert.AreEqualIgnoringCase(string.Empty, await fizzBuzzWordService.GetWord(28));
StringAssert.AreEqualIgnoringCase(string.Empty, await fizzBuzzWordService.GetWord(1057));
}
public void Should_FizzBuzzWordService_Throw_ArgumentException_For_Input_Zero()
{
var fizzBuzzWordService = new FizzBuzzWordService();
var exception = Assert.ThrowsAsync <ArgumentException>(async() => await fizzBuzzWordService.GetWord(0));
Assert.That <string>(exception.Message, Is.EqualTo(ArgumentExceptionMessage));
}
public async Task Should_FizzBuzzWordService_Return_Fizz_For_Input_Mulitples_Of_Five()
{
var fizzBuzzWordService = new FizzBuzzWordService();
StringAssert.AreEqualIgnoringCase(BuzzWord, await fizzBuzzWordService.GetWord(25));
StringAssert.AreEqualIgnoringCase(BuzzWord, await fizzBuzzWordService.GetWord(200));
StringAssert.AreEqualIgnoringCase(BuzzWord, await fizzBuzzWordService.GetWord(775));
}
