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Diffstat (limited to 'third_party/rust/smallvec/tests/macro.rs')
-rw-r--r-- | third_party/rust/smallvec/tests/macro.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/third_party/rust/smallvec/tests/macro.rs b/third_party/rust/smallvec/tests/macro.rs new file mode 100644 index 0000000000..fa52e79b9e --- /dev/null +++ b/third_party/rust/smallvec/tests/macro.rs @@ -0,0 +1,24 @@ +/// 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]); +} |