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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:32 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:32 +0000 |
commit | 4547b622d8d29df964fa2914213088b148c498fc (patch) | |
tree | 9fc6b25f3c3add6b745be9a2400a6e96140046e9 /library/core/tests/iter/adapters/take.rs | |
parent | Releasing progress-linux version 1.66.0+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-4547b622d8d29df964fa2914213088b148c498fc.tar.xz rustc-4547b622d8d29df964fa2914213088b148c498fc.zip |
Merging upstream version 1.67.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'library/core/tests/iter/adapters/take.rs')
-rw-r--r-- | library/core/tests/iter/adapters/take.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/library/core/tests/iter/adapters/take.rs b/library/core/tests/iter/adapters/take.rs index bfb659f0a..3e26b43a2 100644 --- a/library/core/tests/iter/adapters/take.rs +++ b/library/core/tests/iter/adapters/take.rs @@ -146,3 +146,23 @@ fn test_take_try_folds() { assert_eq!(iter.try_for_each(Err), Err(2)); assert_eq!(iter.try_for_each(Err), Ok(())); } + +#[test] +fn test_byref_take_consumed_items() { + let mut inner = 10..90; + + let mut count = 0; + inner.by_ref().take(0).for_each(|_| count += 1); + assert_eq!(count, 0); + assert_eq!(inner, 10..90); + + let mut count = 0; + inner.by_ref().take(10).for_each(|_| count += 1); + assert_eq!(count, 10); + assert_eq!(inner, 20..90); + + let mut count = 0; + inner.by_ref().take(100).for_each(|_| count += 1); + assert_eq!(count, 70); + assert_eq!(inner, 90..90); +} |