public void TestFizzBuzzNumbers()
{
HomeController controller = new HomeController();
var result = controller.GetFizzBuzzNumbers(-1);
Assert.IsTrue(!result.Any());
result = controller.GetFizzBuzzNumbers(0);
Assert.AreEqual("0", result.Last());
Assert.AreEqual(1, result.Count());
result = controller.GetFizzBuzzNumbers(15);
Assert.AreEqual("Z", result.Last());
Assert.AreEqual("E", result.ElementAt(10));
Assert.AreEqual("C", result.ElementAt(9));
Assert.AreEqual("11", result.ElementAt(11));
}
public void TestEvenNumbers()
{
HomeController controller = new HomeController();
var result = controller.GetEvenNumbers(-1);
Assert.IsTrue(!result.Any());
result = controller.GetEvenNumbers(0);
Assert.AreEqual(0, result.Last());
Assert.AreEqual(1, result.Count());
result = controller.GetEvenNumbers(23);
Assert.AreEqual(12, result.Count());
Assert.AreEqual(22, result.Last());
Assert.AreEqual(0, result.First());
Assert.AreEqual(18, result.ElementAt(9));
}
public void TestAllNumbers()
{
HomeController controller = new HomeController();
var result = controller.GetAllNumbers(-1);
Assert.IsTrue(!result.Any());
result = controller.GetAllNumbers(0);
Assert.AreEqual(0, result.Last());
Assert.AreEqual(1, result.Count());
result = controller.GetAllNumbers(100);
Assert.AreEqual(101, result.Count());
Assert.AreEqual(100, result.Last());
Assert.AreEqual(0, result.First());
Assert.AreEqual(84, result.ElementAt(84));
}
public void TestFibonacciNumbers()
{
HomeController controller = new HomeController();
var result = controller.GetFibonacciNumbers(-1);
Assert.IsTrue(!result.Any());
result = controller.GetFibonacciNumbers(0);
Assert.AreEqual(0, result.Last());
Assert.AreEqual(1, result.Count());
result = controller.GetFibonacciNumbers(1);
Assert.AreEqual(0, result.First());
Assert.AreEqual(1, result.Last());
Assert.AreEqual(2, result.Count());
//0, 1, 1, 2, 3, 5, 8, 13
result = controller.GetFibonacciNumbers(13);
Assert.AreEqual(8, result.Count());
Assert.AreEqual(13, result.Last());
Assert.AreEqual(3, result.ElementAt(4));
Assert.AreEqual(8, result.ElementAt(6));
}