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Implement Eq for Thread #29447

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Implement Eq for Thread #29447

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729aa75
Implement Eq for Thread
remram44 Oct 29, 2015
8ffb724
Add tests for Thread::eq()
remram44 Oct 29, 2015
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23 changes: 23 additions & 0 deletions src/libstd/thread/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -535,6 +535,15 @@ impl Thread {
}
}

impl PartialEq<Thread> for Thread {
fn eq(&self, other: &Thread) -> bool {
// Compare the Arcs
(&*self.inner as *const Inner) == (&*other.inner as *const Inner)
}
}

impl Eq for Thread {}

#[stable(feature = "rust1", since = "1.0.0")]
impl fmt::Debug for Thread {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Expand Down Expand Up @@ -656,6 +665,20 @@ mod tests {
}).unwrap().join().unwrap();
}

#[test]
fn test_thread_eq() {
let (tx, rx) = channel();
let t1 = thread::spawn(move|| {
tx.send(thread::current()).unwrap();
}).thread();
let t2 = rx.recv().unwrap();
let t3 = thread::spawn(move|| {
}).thread();
assert!(t1 == t1);
assert!(t1 == t2);
assert!(t1 != t3);
}

#[test]
fn test_run_basic() {
let (tx, rx) = channel();
Expand Down