---

yaml
---
r: 114525
b: refs/heads/master
c: e9e799f
h: refs/heads/master
i:
  114523: 559f0aa
v: v3

Author: erickt

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: 85d9cfb809d8191a03e84c5754e2e778281e5ce9
+refs/heads/master: e9e799f7506a620bcebd291d716e895faa9d427b
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: ec0258a381b88b5574e3f8ce72ae553ac3a574b7
 refs/heads/try: 7c6c492fb2af9a85f21ff952942df3523b22fd17

trunk/src/libcollections/hashmap.rs

@@ -2003,6 +2003,20 @@ mod test_map {
         assert_eq!(m1, m2);
     }
 
+    #[test]
+    fn test_show() {
+        let mut map: HashMap<int, int> = HashMap::new();
+        let empty: HashMap<int, int> = HashMap::new();
+
+        map.insert(1, 2);
+        map.insert(3, 4);
+
+        let map_str = format!("{}", map);
+
+        assert!(map_str == "{1: 2, 3: 4}".to_owned() || map_str == "{3: 4, 1: 2}".to_owned());
+        assert_eq!(format!("{}", empty), "{}".to_owned());
+    }
+
     #[test]
     fn test_expand() {
         let mut m = HashMap::new();