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