static void RunProgram(ref bool programRunning)
{
int x = InputHandling.ReadValue("Type in a value to calculate it's factorial: ");
Console.WriteLine("How do you want to calculate the factorial? R - Recursion, I - Iteration");
Factorial.CalculateFactorial(x);
OutputHandling.Question("Do you want to determine the factorial of another number? Y / N");
programRunning = InputHandling.QuestionOptions();
}
public void TestFactorial(int value, int expected)
{
int actual = Factorial.CalculateFactorial(value);
Assert.Equal(expected, actual);
}