82 lines
1.5 KiB
Rust
82 lines
1.5 KiB
Rust
// xfail-test
|
|
/**
|
|
A test case for issue #577, which also exposes #588
|
|
*/
|
|
|
|
extern mod std;
|
|
|
|
fn child() { }
|
|
|
|
struct notify {
|
|
ch: comm::Chan<bool>, v: @mut bool,
|
|
drop {
|
|
error!("notify: task=%? v=%x unwinding=%b b=%b",
|
|
task::get_task(),
|
|
ptr::addr_of(&(*(self.v))) as uint,
|
|
task::failing(),
|
|
*(self.v));
|
|
let b = *(self.v);
|
|
comm::send(self.ch, b);
|
|
}
|
|
}
|
|
|
|
fn notify(ch: comm::Chan<bool>, v: @mut bool) -> notify {
|
|
notify {
|
|
ch: ch,
|
|
v: v
|
|
}
|
|
}
|
|
|
|
fn joinable(+f: fn~()) -> comm::Port<bool> {
|
|
fn wrapper(+c: comm::Chan<bool>, +f: fn()) {
|
|
let b = @mut false;
|
|
error!("wrapper: task=%? allocated v=%x",
|
|
task::get_task(),
|
|
ptr::addr_of(&(*b)) as uint);
|
|
let _r = notify(c, b);
|
|
f();
|
|
*b = true;
|
|
}
|
|
let p = comm::Port();
|
|
let c = comm::Chan(&p);
|
|
do task::spawn_unlinked { wrapper(c, copy f) };
|
|
p
|
|
}
|
|
|
|
fn join(port: comm::Port<bool>) -> bool {
|
|
comm::recv(port)
|
|
}
|
|
|
|
fn main() {
|
|
// tasks
|
|
let t1;
|
|
let t2;
|
|
|
|
let c1 = child, c2 = child;
|
|
t1 = joinable(c1);
|
|
t2 = joinable(c2);
|
|
|
|
assert (t1 == t1);
|
|
assert (t1 != t2);
|
|
|
|
// ports
|
|
let p1;
|
|
let p2;
|
|
|
|
p1 = comm::Port::<int>();
|
|
p2 = comm::Port::<int>();
|
|
|
|
assert (p1 == p1);
|
|
assert (p1 != p2);
|
|
|
|
// channels
|
|
let c1 = comm::Chan(p1);
|
|
let c2 = comm::Chan(p2);
|
|
|
|
assert (c1 == c1);
|
|
assert (c1 != c2);
|
|
|
|
join(t1);
|
|
join(t2);
|
|
}
|