74 lines
2.6 KiB
Rust
74 lines
2.6 KiB
Rust
//@ run-pass
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#![allow(warnings)]
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#![feature(drain, collections_bound, btree_range)]
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use std::collections::{BTreeMap, BTreeSet, BinaryHeap, HashMap, HashSet, LinkedList, VecDeque};
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use std::mem;
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use std::ops::Bound::Included;
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fn is_sync<T>(_: T)
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where
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T: Sync,
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{
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}
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fn is_send<T>(_: T)
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where
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T: Send,
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{
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}
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macro_rules! all_sync_send {
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($ctor:expr, $($iter:ident),+) => ({
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$(
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let mut x = $ctor;
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is_sync(x.$iter());
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let mut y = $ctor;
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is_send(y.$iter());
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)+
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})
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}
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macro_rules! is_sync_send {
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($ctor:expr, $iter:ident($($param:expr),+)) => ({
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let mut x = $ctor;
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is_sync(x.$iter($( $param ),+));
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let mut y = $ctor;
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is_send(y.$iter($( $param ),+));
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})
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}
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fn main() {
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// The iterator "coroutine" list should exhaust what corresponding
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// implementations have where `Sync` and `Send` semantics apply.
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all_sync_send!(BinaryHeap::<usize>::new(), iter, drain, into_iter);
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all_sync_send!(BTreeMap::<usize, usize>::new(), iter, iter_mut, into_iter, keys, values);
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is_sync_send!(BTreeMap::<usize, usize>::new(), range((Included(&0), Included(&9))));
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is_sync_send!(BTreeMap::<usize, usize>::new(), range_mut((Included(&0), Included(&9))));
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all_sync_send!(BTreeSet::<usize>::new(), iter, into_iter);
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is_sync_send!(BTreeSet::<usize>::new(), range((Included(&0), Included(&9))));
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is_sync_send!(BTreeSet::<usize>::new(), difference(&BTreeSet::<usize>::new()));
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is_sync_send!(BTreeSet::<usize>::new(), symmetric_difference(&BTreeSet::<usize>::new()));
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is_sync_send!(BTreeSet::<usize>::new(), intersection(&BTreeSet::<usize>::new()));
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is_sync_send!(BTreeSet::<usize>::new(), union(&BTreeSet::<usize>::new()));
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all_sync_send!(HashMap::<usize, usize>::new(), iter, iter_mut, drain, into_iter, keys, values);
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is_sync_send!(HashMap::<usize, usize>::new(), entry(0));
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all_sync_send!(HashSet::<usize>::new(), iter, drain, into_iter);
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is_sync_send!(HashSet::<usize>::new(), difference(&HashSet::<usize>::new()));
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is_sync_send!(HashSet::<usize>::new(), symmetric_difference(&HashSet::<usize>::new()));
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is_sync_send!(HashSet::<usize>::new(), intersection(&HashSet::<usize>::new()));
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is_sync_send!(HashSet::<usize>::new(), union(&HashSet::<usize>::new()));
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all_sync_send!(LinkedList::<usize>::new(), iter, iter_mut, into_iter);
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all_sync_send!(VecDeque::<usize>::new(), iter, iter_mut, into_iter);
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is_sync_send!(VecDeque::<usize>::new(), drain(..));
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all_sync_send!(Vec::<usize>::new(), into_iter);
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is_sync_send!(Vec::<usize>::new(), drain(..));
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is_sync_send!(String::new(), drain(..));
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}
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