fparkan/vendor/smallvec/tests/macro.rs
Valentin Popov 1b6a04ca55
Initial vendor packages
Signed-off-by: Valentin Popov <valentin@popov.link>
2024-01-08 01:21:28 +04:00

25 lines
542 B
Rust

/// This file tests `smallvec!` without actually having the macro in scope.
/// This forces any recursion to use a `$crate` prefix to reliably find itself.
#[test]
fn smallvec() {
let mut vec: smallvec::SmallVec<[i32; 2]>;
macro_rules! check {
($init:tt) => {
vec = smallvec::smallvec! $init;
assert_eq!(*vec, *vec! $init);
}
}
check!([0; 0]);
check!([1; 1]);
check!([2; 2]);
check!([3; 3]);
check!([]);
check!([1]);
check!([1, 2]);
check!([1, 2, 3]);
}