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Remove broken tests

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This commit is contained in:
Amanieu d'Antras 2019-02-22 19:11:48 +00:00
parent 9325451ec9
commit e15bf96cb2
1 changed files with 0 additions and 74 deletions
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74
src/libstd/collections/hash/map.rs
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@ -3086,80 +3086,6 @@ mod test_map {
assert_eq!(format!("{:?}", empty), "{}");
}
#[test]
fn test_expand() {
let mut m = HashMap::new();
assert_eq!(m.len(), 0);
assert!(m.is_empty());
let mut i = 0;
let old_raw_cap = m.raw_capacity();
while old_raw_cap == m.raw_capacity() {
m.insert(i, i);
i += 1;
}
assert_eq!(m.len(), i);
assert!(!m.is_empty());
}
#[test]
fn test_behavior_resize_policy() {
let mut m = HashMap::new();
assert_eq!(m.len(), 0);
assert_eq!(m.raw_capacity(), 1);
assert!(m.is_empty());
m.insert(0, 0);
m.remove(&0);
assert!(m.is_empty());
let initial_raw_cap = m.raw_capacity();
m.reserve(initial_raw_cap);
let raw_cap = m.raw_capacity();
assert_eq!(raw_cap, initial_raw_cap * 2);
let mut i = 0;
for _ in 0..raw_cap * 3 / 4 {
m.insert(i, i);
i += 1;
}
// three quarters full
assert_eq!(m.len(), i);
assert_eq!(m.raw_capacity(), raw_cap);
for _ in 0..raw_cap / 4 {
m.insert(i, i);
i += 1;
}
// half full
let new_raw_cap = m.raw_capacity();
assert_eq!(new_raw_cap, raw_cap * 2);
for _ in 0..raw_cap / 2 - 1 {
i -= 1;
m.remove(&i);
assert_eq!(m.raw_capacity(), new_raw_cap);
}
// A little more than one quarter full.
m.shrink_to_fit();
assert_eq!(m.raw_capacity(), raw_cap);
// again, a little more than half full
for _ in 0..raw_cap / 2 {
i -= 1;
m.remove(&i);
}
m.shrink_to_fit();
assert_eq!(m.len(), i);
assert!(!m.is_empty());
assert_eq!(m.raw_capacity(), initial_raw_cap);
}
#[test]
fn test_reserve_shrink_to_fit() {
let mut m = HashMap::new();