diff options
Diffstat (limited to 'src/libstd')
| -rw-r--r-- | src/libstd/sys_common/net.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/libstd/sys_common/net.rs b/src/libstd/sys_common/net.rs index b841afe1a51..d09a233ed89 100644 --- a/src/libstd/sys_common/net.rs +++ b/src/libstd/sys_common/net.rs @@ -622,7 +622,8 @@ mod tests { Ok(lh) => lh, Err(e) => panic!("couldn't resolve `localhost': {}", e) }; - let _na = lh.map(|sa| *addrs.entry(sa).or_insert(0) += 1).count(); - assert!(addrs.values().filter(|&&v| v > 1).count() == 0); + for sa in lh { *addrs.entry(sa).or_insert(0) += 1; }; + assert_eq!(addrs.iter().filter(|&(_, &v)| v > 1).collect::<Vec<_>>(), vec![], + "There should be no duplicate localhost entries"); } } |