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| -rw-r--r-- | src/liballoc/tests/vec.rs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/liballoc/tests/vec.rs b/src/liballoc/tests/vec.rs index c0967cd374d..a89b8aa4a71 100644 --- a/src/liballoc/tests/vec.rs +++ b/src/liballoc/tests/vec.rs @@ -1045,6 +1045,14 @@ fn drain_filter_unconsumed_panic() { } #[test] +fn drain_filter_unconsumed() { + let mut vec = vec![1, 2, 3, 4]; + let drain = vec.drain_filter(|&mut x| x % 2 != 0); + drop(drain); + assert_eq!(vec, [2, 4]); +} + +#[test] fn test_reserve_exact() { // This is all the same as test_reserve |