fparkan/vendor/crossbeam-deque/tests/steal.rs
Valentin Popov 1b6a04ca55
Initial vendor packages
Signed-off-by: Valentin Popov <valentin@popov.link>
2024-01-08 01:21:28 +04:00

213 lines
4.3 KiB
Rust

use crossbeam_deque::Steal::Success;
use crossbeam_deque::{Injector, Worker};
#[test]
fn steal_fifo() {
let w = Worker::new_fifo();
for i in 1..=3 {
w.push(i);
}
let s = w.stealer();
assert_eq!(s.steal(), Success(1));
assert_eq!(s.steal(), Success(2));
assert_eq!(s.steal(), Success(3));
}
#[test]
fn steal_lifo() {
let w = Worker::new_lifo();
for i in 1..=3 {
w.push(i);
}
let s = w.stealer();
assert_eq!(s.steal(), Success(1));
assert_eq!(s.steal(), Success(2));
assert_eq!(s.steal(), Success(3));
}
#[test]
fn steal_injector() {
let q = Injector::new();
for i in 1..=3 {
q.push(i);
}
assert_eq!(q.steal(), Success(1));
assert_eq!(q.steal(), Success(2));
assert_eq!(q.steal(), Success(3));
}
#[test]
fn steal_batch_fifo_fifo() {
let w = Worker::new_fifo();
for i in 1..=4 {
w.push(i);
}
let s = w.stealer();
let w2 = Worker::new_fifo();
assert_eq!(s.steal_batch(&w2), Success(()));
assert_eq!(w2.pop(), Some(1));
assert_eq!(w2.pop(), Some(2));
}
#[test]
fn steal_batch_lifo_lifo() {
let w = Worker::new_lifo();
for i in 1..=4 {
w.push(i);
}
let s = w.stealer();
let w2 = Worker::new_lifo();
assert_eq!(s.steal_batch(&w2), Success(()));
assert_eq!(w2.pop(), Some(2));
assert_eq!(w2.pop(), Some(1));
}
#[test]
fn steal_batch_fifo_lifo() {
let w = Worker::new_fifo();
for i in 1..=4 {
w.push(i);
}
let s = w.stealer();
let w2 = Worker::new_lifo();
assert_eq!(s.steal_batch(&w2), Success(()));
assert_eq!(w2.pop(), Some(1));
assert_eq!(w2.pop(), Some(2));
}
#[test]
fn steal_batch_lifo_fifo() {
let w = Worker::new_lifo();
for i in 1..=4 {
w.push(i);
}
let s = w.stealer();
let w2 = Worker::new_fifo();
assert_eq!(s.steal_batch(&w2), Success(()));
assert_eq!(w2.pop(), Some(2));
assert_eq!(w2.pop(), Some(1));
}
#[test]
fn steal_batch_injector_fifo() {
let q = Injector::new();
for i in 1..=4 {
q.push(i);
}
let w2 = Worker::new_fifo();
assert_eq!(q.steal_batch(&w2), Success(()));
assert_eq!(w2.pop(), Some(1));
assert_eq!(w2.pop(), Some(2));
}
#[test]
fn steal_batch_injector_lifo() {
let q = Injector::new();
for i in 1..=4 {
q.push(i);
}
let w2 = Worker::new_lifo();
assert_eq!(q.steal_batch(&w2), Success(()));
assert_eq!(w2.pop(), Some(1));
assert_eq!(w2.pop(), Some(2));
}
#[test]
fn steal_batch_and_pop_fifo_fifo() {
let w = Worker::new_fifo();
for i in 1..=6 {
w.push(i);
}
let s = w.stealer();
let w2 = Worker::new_fifo();
assert_eq!(s.steal_batch_and_pop(&w2), Success(1));
assert_eq!(w2.pop(), Some(2));
assert_eq!(w2.pop(), Some(3));
}
#[test]
fn steal_batch_and_pop_lifo_lifo() {
let w = Worker::new_lifo();
for i in 1..=6 {
w.push(i);
}
let s = w.stealer();
let w2 = Worker::new_lifo();
assert_eq!(s.steal_batch_and_pop(&w2), Success(3));
assert_eq!(w2.pop(), Some(2));
assert_eq!(w2.pop(), Some(1));
}
#[test]
fn steal_batch_and_pop_fifo_lifo() {
let w = Worker::new_fifo();
for i in 1..=6 {
w.push(i);
}
let s = w.stealer();
let w2 = Worker::new_lifo();
assert_eq!(s.steal_batch_and_pop(&w2), Success(1));
assert_eq!(w2.pop(), Some(2));
assert_eq!(w2.pop(), Some(3));
}
#[test]
fn steal_batch_and_pop_lifo_fifo() {
let w = Worker::new_lifo();
for i in 1..=6 {
w.push(i);
}
let s = w.stealer();
let w2 = Worker::new_fifo();
assert_eq!(s.steal_batch_and_pop(&w2), Success(3));
assert_eq!(w2.pop(), Some(2));
assert_eq!(w2.pop(), Some(1));
}
#[test]
fn steal_batch_and_pop_injector_fifo() {
let q = Injector::new();
for i in 1..=6 {
q.push(i);
}
let w2 = Worker::new_fifo();
assert_eq!(q.steal_batch_and_pop(&w2), Success(1));
assert_eq!(w2.pop(), Some(2));
assert_eq!(w2.pop(), Some(3));
}
#[test]
fn steal_batch_and_pop_injector_lifo() {
let q = Injector::new();
for i in 1..=6 {
q.push(i);
}
let w2 = Worker::new_lifo();
assert_eq!(q.steal_batch_and_pop(&w2), Success(1));
assert_eq!(w2.pop(), Some(2));
assert_eq!(w2.pop(), Some(3));
}