---

yaml
---
r: 143071
b: refs/heads/try2
c: ffe2623
h: refs/heads/master
i:
  143069: 90d1cf2
  143067: 50c77dd
  143063: bec1239
  143055: 42cda62
  143039: 76aa3d0
v: v3

Author: blake2-ppc

[refs]

@@ -5,7 +5,7 @@ refs/heads/snap-stage3: 78a7676898d9f80ab540c6df5d4c9ce35bb50463
 refs/heads/try: 519addf6277dbafccbb4159db4b710c37eaa2ec5
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
-refs/heads/try2: 4623e81aa5429cf3b9b0837907b70da5e749facc
+refs/heads/try2: ffe2623e47d9c5a5914865a9556cb1298ca00058
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/src/libstd/iterator.rs

@@ -1494,6 +1494,20 @@ mod tests {
         assert_eq!(i, 10);
     }
 
+    #[test]
+    fn test_cycle() {
+        let cycle_len = 3;
+        let it = Counter::new(0u,1).take_(cycle_len).cycle();
+        assert_eq!(it.size_hint(), (uint::max_value, None));
+        for it.take_(100).enumerate().advance |(i, x)| {
+            assert_eq!(i % cycle_len, x);
+        }
+
+        let mut it = Counter::new(0u,1).take_(0).cycle();
+        assert_eq!(it.size_hint(), (0, Some(0)));
+        assert_eq!(it.next(), None);
+    }
+
     #[test]
     fn test_iterator_nth() {
         let v = &[0, 1, 2, 3, 4];