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test: add get_key_value() test cases for BTreeSet

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This commit is contained in:
Keita Nonaka 2022-04-15 00:04:03 -07:00
parent 4117e8c2d3
commit e1626020d3
1 changed files with 24 additions and 0 deletions
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24
library/alloc/src/collections/btree/map/tests.rs
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@ -1946,6 +1946,30 @@ fn test_pop_first_last() {
assert_eq!(map.pop_last(), None);
}
#[test]
fn test_get_key_value() {
let mut map = BTreeMap::new();
assert!(map.is_empty());
assert_eq!(map.get_key_value(&1), None);
assert_eq!(map.get_key_value(&2), None);
map.insert(1, 10);
map.insert(2, 20);
map.insert(3, 30);
assert_eq!(map.len(), 3);
assert_eq!(map.get_key_value(&1), Some((&1, &10)));
assert_eq!(map.get_key_value(&3), Some((&3, &30)));
assert_eq!(map.get_key_value(&4), None);
map.remove(&3);
assert_eq!(map.len(), 2);
assert_eq!(map.get_key_value(&3), None);
assert_eq!(map.get_key_value(&2), Some((&2, &20)));
}
#[test]
fn test_insert_into_full_height_0() {
let size = node::CAPACITY;