public void GivenEndIsSetToZero_WhenRunningFizzBuzzRunner_ThenSingleItemIsOutput()
{
var end = 0;
var expectedResult = $"0: {Environment.NewLine}";
var fakeOutput = new FakeOutput();
FizzBuzzRunner.Run(end, fakeOutput);
Assert.AreEqual(expectedResult, fakeOutput.OutputResult);
}
public void GivenInput_WhenRunningFizzBuzzRunner_ThenOutputTheNumberAndCorrectText(int number, string expectedOutput)
{
var fakeOutput = new FakeOutput();
FizzBuzzRunner.Run(number, fakeOutput);
var actualItems = fakeOutput.OutputResult.Split(new string[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
var actualOutput = actualItems.SingleOrDefault(s => s.StartsWith($"{number}: "));
Assert.AreEqual(expectedOutput, actualOutput);
}
public void GivenEndIsSetToOneThousand_WhenRunningFizzBuzzRunner_ThenOneThousandAndOneItemsAreOutput()
{
var end = 1000;
var expectedNumberOfItems = 1001;
var fakeOutput = new FakeOutput();
FizzBuzzRunner.Run(end, fakeOutput);
var actualNumberOfItems = fakeOutput.OutputResult.Split(new string[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
Assert.AreEqual(expectedNumberOfItems, actualNumberOfItems.Length);
}