#![expect(missing_docs)]
// https://github.com/rust-lang/rust/issues/137561
#![cfg(not(miri))]
// FIXME: takes too long
use hashbrown::HashSet;
use rand::{Rng, SeedableRng, distr::Alphanumeric, rngs::SmallRng};
use std::iter;
#[test]
fn test_hashset_insert_remove() {
let mut m: HashSet<Vec<char>> = HashSet::new();
let seed = u64::from_le_bytes(*b
"testseed");
let rng = &
mut SmallRng::seed_from_u64(seed);
let tx: Vec<Vec<char>> = iter::repeat_with(|| {
rng.sample_iter(&Alphanumeric)
.take(
32)
.map(char::from)
.collect()
})
.take(
4096)
.collect();
// more readable with explicit `true` / `false`
#[expect(clippy::bool_assert_comparison)]
for _
in 0..
32 {
for x
in &tx {
assert_eq!(m.contains(x),
false);
assert_eq!(m.insert(x.clone()),
true);
}
for (i, x)
in tx.iter().enumerate() {
println!(
"removing {i} {x:?}");
assert_eq!(m.remove(x),
true);
}
}
}