private static void RunBetterFizzBuzzer()
{
const int UpperBound = 100;
foreach (var item in OriginalFizzBuzzer.FizzBuzz(UpperBound))
{
Console.WriteLine(item);
}
}
public void DoesFizzBuzzReturnNumberOfItemsMatchingUpperBound()
{
//Arrange
const int UpperBound = 101;
//Act
var output = OriginalFizzBuzzer.FizzBuzz(UpperBound);
//Assert
Assert.AreEqual(UpperBound, output.Count());
}
public void DoesFizzBuzzShowFizzBuzzOnMultiplesOfThreeAndFive()
{
//Arrange
const int UpperBound = 30;
const string FizzBuzz = "FizzBuzz";
//Act
var output = OriginalFizzBuzzer.FizzBuzz(UpperBound);
//Assert
Assert.AreEqual(FizzBuzz, output.Skip(14).First());
Assert.AreEqual(FizzBuzz, output.Skip(29).First());
}
public void DoesFizzBuzzReturnFizzBuzzWhenCounterIs15()
{
//Arrange
const int UpperBound = 15;
//Act
var output = OriginalFizzBuzzer.FizzBuzz(UpperBound);
//Assert
var lastItem = output.Last();
Assert.AreEqual("FizzBuzz", lastItem);
}
public void DoesFizzBuzzShowBuzzOnMultiplesOfFive()
{
//Arrange
const int UpperBound = 25;
const string Buzz = "Buzz";
//Act
var output = OriginalFizzBuzzer.FizzBuzz(UpperBound);
//Assert
Assert.AreEqual(Buzz, output.Skip(4).First());
Assert.AreEqual(Buzz, output.Skip(9).First());
//Not covering 15 here - will cover that in a different test
Assert.AreEqual(Buzz, output.Skip(19).First());
Assert.AreEqual(Buzz, output.Skip(24).First());
}
public void DoesFizzBuzzShowNumberWhenNotThreeAndFive()
{
//Arrange
const int UpperBound = 15;
//Act
var output = OriginalFizzBuzzer.FizzBuzz(UpperBound);
//Assert
Assert.AreEqual("1", output.First());
Assert.AreEqual("2", output.Skip(1).First());
Assert.AreEqual("4", output.Skip(3).First());
Assert.AreEqual("7", output.Skip(6).First());
Assert.AreEqual("8", output.Skip(7).First());
Assert.AreEqual("11", output.Skip(10).First());
Assert.AreEqual("13", output.Skip(12).First());
Assert.AreEqual("14", output.Skip(13).First());
}
