vendor/cfg-if/tests/xcrate.rs


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cfg_if::cfg_if! {
    if #[cfg(foo)] {
        fn works() -> bool { false }
    } else if #[cfg(test)] {
        fn works() -> bool { true }
    } else {
        fn works() -> bool { false }
    }
}

#[test]
fn smoke() {
    assert!(works());
}