test-with 0.16.1

A library that helps you run tests with conditions
Documentation 
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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),
    }
}