public void NaiveThrowsForNegativeValues()
{
Action action1 = () => FibonacciNumbers.Naive(-1);
action1.ShouldThrow <ArgumentException>();
Action action2 = () => FibonacciNumbers.Naive(-10);
action2.ShouldThrow <ArgumentException>();
}
public void NaiveWorks(long n, long fibn)
{
FibonacciNumbers.Naive(n).Should().Be(fibn);
}
public void NaiveBaseCases()
{
FibonacciNumbers.Naive(0).Should().Be(0);
FibonacciNumbers.Naive(1).Should().Be(1);
}