diff options
Diffstat (limited to 'third_party/rust/rayon/tests/clones.rs')
| -rw-r--r-- | third_party/rust/rayon/tests/clones.rs | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/third_party/rust/rayon/tests/clones.rs b/third_party/rust/rayon/tests/clones.rs new file mode 100644 index 0000000000..2b78f09876 --- /dev/null +++ b/third_party/rust/rayon/tests/clones.rs @@ -0,0 +1,200 @@ +use rayon::prelude::*; + +fn check<I>(iter: I) +where + I: ParallelIterator + Clone, + I::Item: std::fmt::Debug + PartialEq, +{ + let a: Vec<_> = iter.clone().collect(); + let b: Vec<_> = iter.collect(); + assert_eq!(a, b); +} + +#[test] +fn clone_binary_heap() { + use std::collections::BinaryHeap; + let heap: BinaryHeap<_> = (0..1000).collect(); + check(heap.par_iter()); + check(heap.into_par_iter()); +} + +#[test] +fn clone_btree_map() { + use std::collections::BTreeMap; + let map: BTreeMap<_, _> = (0..1000).enumerate().collect(); + check(map.par_iter()); +} + +#[test] +fn clone_btree_set() { + use std::collections::BTreeSet; + let set: BTreeSet<_> = (0..1000).collect(); + check(set.par_iter()); +} + +#[test] +fn clone_hash_map() { + use std::collections::HashMap; + let map: HashMap<_, _> = (0..1000).enumerate().collect(); + check(map.par_iter()); +} + +#[test] +fn clone_hash_set() { + use std::collections::HashSet; + let set: HashSet<_> = (0..1000).collect(); + check(set.par_iter()); +} + +#[test] +fn clone_linked_list() { + use std::collections::LinkedList; + let list: LinkedList<_> = (0..1000).collect(); + check(list.par_iter()); + check(list.into_par_iter()); +} + +#[test] +fn clone_vec_deque() { + use std::collections::VecDeque; + let deque: VecDeque<_> = (0..1000).collect(); + check(deque.par_iter()); + check(deque.into_par_iter()); +} + +#[test] +fn clone_option() { + let option = Some(0); + check(option.par_iter()); + check(option.into_par_iter()); +} + +#[test] +fn clone_result() { + let result = Ok::<_, ()>(0); + check(result.par_iter()); + check(result.into_par_iter()); +} + +#[test] +fn clone_range() { + check((0..1000).into_par_iter()); +} + +#[test] +fn clone_range_inclusive() { + check((0..=1000).into_par_iter()); +} + +#[test] +fn clone_str() { + let s = include_str!("clones.rs"); + check(s.par_chars()); + check(s.par_lines()); + check(s.par_split('\n')); + check(s.par_split_terminator('\n')); + check(s.par_split_whitespace()); +} + +#[test] +fn clone_vec() { + let v: Vec<_> = (0..1000).collect(); + check(v.par_iter()); + check(v.par_chunks(42)); + check(v.par_chunks_exact(42)); + check(v.par_rchunks(42)); + check(v.par_rchunks_exact(42)); + check(v.par_windows(42)); + check(v.par_split(|x| x % 3 == 0)); + check(v.into_par_iter()); +} + +#[test] +fn clone_array() { + let a = [0i32; 100]; + check(a.into_par_iter()); +} + +#[test] +fn clone_adaptors() { + let v: Vec<_> = (0..1000).map(Some).collect(); + check(v.par_iter().chain(&v)); + check(v.par_iter().cloned()); + check(v.par_iter().copied()); + check(v.par_iter().enumerate()); + check(v.par_iter().filter(|_| true)); + check(v.par_iter().filter_map(|x| *x)); + check(v.par_iter().flat_map(|x| *x)); + check(v.par_iter().flat_map_iter(|x| *x)); + check(v.par_iter().flatten()); + check(v.par_iter().flatten_iter()); + check(v.par_iter().with_max_len(1).fold(|| 0, |x, _| x)); + check(v.par_iter().with_max_len(1).fold_with(0, |x, _| x)); + check(v.par_iter().with_max_len(1).fold_chunks(1, || 0, |x, _| x)); + check( + v.par_iter() + .with_max_len(1) + .fold_chunks_with(1, 0, |x, _| x), + ); + check(v.par_iter().with_max_len(1).try_fold(|| 0, |_, &x| x)); + check(v.par_iter().with_max_len(1).try_fold_with(0, |_, &x| x)); + check(v.par_iter().inspect(|_| ())); + check(v.par_iter().update(|_| ())); + check(v.par_iter().interleave(&v)); + check(v.par_iter().interleave_shortest(&v)); + check(v.par_iter().intersperse(&None)); + check(v.par_iter().chunks(3)); + check(v.par_iter().map(|x| x)); + check(v.par_iter().map_with(0, |_, x| x)); + check(v.par_iter().map_init(|| 0, |_, x| x)); + check(v.par_iter().panic_fuse()); + check(v.par_iter().positions(|_| true)); + check(v.par_iter().rev()); + check(v.par_iter().skip(1)); + check(v.par_iter().take(1)); + check(v.par_iter().cloned().while_some()); + check(v.par_iter().with_max_len(1)); + check(v.par_iter().with_min_len(1)); + check(v.par_iter().zip(&v)); + check(v.par_iter().zip_eq(&v)); + check(v.par_iter().step_by(2)); +} + +#[test] +fn clone_empty() { + check(rayon::iter::empty::<i32>()); +} + +#[test] +fn clone_once() { + check(rayon::iter::once(10)); +} + +#[test] +fn clone_repeat() { + let x: Option<i32> = None; + check(rayon::iter::repeat(x).while_some()); + check(rayon::iter::repeatn(x, 1000)); +} + +#[test] +fn clone_splitter() { + check(rayon::iter::split(0..1000, |x| (x, None))); +} + +#[test] +fn clone_multizip() { + let v: &Vec<_> = &(0..1000).collect(); + check((v,).into_par_iter()); + check((v, v).into_par_iter()); + check((v, v, v).into_par_iter()); + check((v, v, v, v).into_par_iter()); + check((v, v, v, v, v).into_par_iter()); + check((v, v, v, v, v, v).into_par_iter()); + check((v, v, v, v, v, v, v).into_par_iter()); + check((v, v, v, v, v, v, v, v).into_par_iter()); + check((v, v, v, v, v, v, v, v, v).into_par_iter()); + check((v, v, v, v, v, v, v, v, v, v).into_par_iter()); + check((v, v, v, v, v, v, v, v, v, v, v).into_par_iter()); + check((v, v, v, v, v, v, v, v, v, v, v, v).into_par_iter()); +} |