use rstest::rstest;
fn main() {}
#[test_with::env(NOTHING)]
#[rstest]
#[case(0, 0)]
#[case(1, 1)]
#[case(2, 1)]
#[case(3, 2)]
#[case(4, 3)]
fn fibonacci_test(#[case] input: u32, #[case] expected: u32) {
assert_eq!(expected, fibonacci(input))
}
#[allow(dead_code)]
fn fibonacci(input: u32) -> u32 {
match input {
0 => 0,
1 => 1,
n => fibonacci(n - 2) + fibonacci(n - 1),
}
}