use std::collections::LinkedList; use test::Bencher; #[bench] fn bench_collect_into(b: &mut Bencher) { let v = &[0; 64]; b.iter(|| { let _: LinkedList<_> = v.iter().cloned().collect(); }) } #[bench] fn bench_push_front(b: &mut Bencher) { let mut m: LinkedList<_> = LinkedList::new(); b.iter(|| { m.push_front(0); }) } #[bench] fn bench_push_back(b: &mut Bencher) { let mut m: LinkedList<_> = LinkedList::new(); b.iter(|| { m.push_back(0); }) } #[bench] fn bench_push_back_pop_back(b: &mut Bencher) { let mut m: LinkedList<_> = LinkedList::new(); b.iter(|| { m.push_back(0); m.pop_back(); }) } #[bench] fn bench_push_front_pop_front(b: &mut Bencher) { let mut m: LinkedList<_> = LinkedList::new(); b.iter(|| { m.push_front(0); m.pop_front(); }) } #[bench] fn bench_iter(b: &mut Bencher) { let v = &[0; 128]; let m: LinkedList<_> = v.iter().cloned().collect(); b.iter(|| { assert!(m.iter().count() == 128); }) } #[bench] fn bench_iter_mut(b: &mut Bencher) { let v = &[0; 128]; let mut m: LinkedList<_> = v.iter().cloned().collect(); b.iter(|| { assert!(m.iter_mut().count() == 128); }) } #[bench] fn bench_iter_rev(b: &mut Bencher) { let v = &[0; 128]; let m: LinkedList<_> = v.iter().cloned().collect(); b.iter(|| { assert!(m.iter().rev().count() == 128); }) } #[bench] fn bench_iter_mut_rev(b: &mut Bencher) { let v = &[0; 128]; let mut m: LinkedList<_> = v.iter().cloned().collect(); b.iter(|| { assert!(m.iter_mut().rev().count() == 128); }) }