diff options
Diffstat (limited to 'src/libstd')
| -rw-r--r-- | src/libstd/net/tcp.rs | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/libstd/net/tcp.rs b/src/libstd/net/tcp.rs index c4b0cd0f17c..3eb2a332d26 100644 --- a/src/libstd/net/tcp.rs +++ b/src/libstd/net/tcp.rs @@ -1187,9 +1187,13 @@ mod tests { #[test] fn double_bind() { each_ip(&mut |addr| { - let _listener = t!(TcpListener::bind(&addr)); + let listener1 = t!(TcpListener::bind(&addr)); match TcpListener::bind(&addr) { - Ok(..) => panic!(), + Ok(listener2) => panic!( + "This system (perhaps due to options set by TcpListener::bind) \ + permits double binding: {:?} and {:?}", + listener1, listener2 + ), Err(e) => { assert!(e.kind() == ErrorKind::ConnectionRefused || e.kind() == ErrorKind::Other || |