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std: Draw from the same port pool during tests

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Instead of allocating the same ports for ipv4 and ipv6 tests, instead draw all
ports from the same pool. Some tests connect to just "localhost" on a particular
port which may accidentally be interacting with other tests as the ipv-what-ness
isn't specified with the string "localhost"

Relevant logs:

* [Deadlock of the `net::tcp::tests::listen_localhost` test][mac]
* [Failure of the `fast_rebind` test][win1]
* [Failure of `multiple_connect_interleaved_lazy_schedule_ip4`][win2]

[mac]: https://gist.github.com/alexcrichton/349c7ce7c620c1adb2f2
[win1]: https://gist.github.com/alexcrichton/7e3611faae2e1edaee6f
[win2]: https://gist.github.com/alexcrichton/4f5f87749af3ad0f9851
This commit is contained in:
Alex Crichton 2015-02-26 19:04:42 -08:00
parent b47aebe3fc
commit c2400bb269
1 changed files with 2 additions and 2 deletions
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4
src/libstd/net/test.rs
View file

@ -14,14 +14,14 @@
use net::{SocketAddr, IpAddr};
use sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
static PORT: AtomicUsize = ATOMIC_USIZE_INIT;
pub fn next_test_ip4() -> SocketAddr {
static PORT: AtomicUsize = ATOMIC_USIZE_INIT;
SocketAddr::new(IpAddr::new_v4(127, 0, 0, 1),
PORT.fetch_add(1, Ordering::SeqCst) as u16 + base_port())
}
pub fn next_test_ip6() -> SocketAddr {
static PORT: AtomicUsize = ATOMIC_USIZE_INIT;
SocketAddr::new(IpAddr::new_v6(0, 0, 0, 0, 0, 0, 0, 1),
PORT.fetch_add(1, Ordering::SeqCst) as u16 + base_port())
}