diff options
| -rw-r--r-- | library/alloc/src/collections/btree/set/tests.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/library/alloc/src/collections/btree/set/tests.rs b/library/alloc/src/collections/btree/set/tests.rs index a56916081b7..429b1644976 100644 --- a/library/alloc/src/collections/btree/set/tests.rs +++ b/library/alloc/src/collections/btree/set/tests.rs @@ -427,6 +427,26 @@ fn test_clear() { x.clear(); assert!(x.is_empty()); } +#[test] +fn test_remove() { + let mut x = BTreeSet::new(); + assert!(x.is_empty()); + + x.insert(1); + x.insert(2); + x.insert(3); + x.insert(4); + + assert_eq!(x.remove(&2), true); + assert_eq!(x.remove(&0), false); + assert_eq!(x.remove(&5), false); + assert_eq!(x.remove(&1), true); + assert_eq!(x.remove(&2), false); + assert_eq!(x.remove(&3), true); + assert_eq!(x.remove(&4), true); + assert_eq!(x.remove(&4), false); + assert!(x.is_empty()); +} #[test] fn test_zip() { |