From dc22186efb7d6ea5fff2fc1f6d39684ce9633bf7 Mon Sep 17 00:00:00 2001
From: Corey Farwell <coreyf@rwell.org>
Date: Tue, 9 Aug 2016 20:51:47 -0400
Subject: [PATCH] Add basic unit test for `std::slice::Iter::as_slice`.

---
 src/libcollectionstest/slice.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/libcollectionstest/slice.rs b/src/libcollectionstest/slice.rs
index cb3579f0680f..5b341ab62d09 100644
--- a/src/libcollectionstest/slice.rs
+++ b/src/libcollectionstest/slice.rs
@@ -645,6 +645,15 @@ fn test_iter_size_hints() {
     assert_eq!(xs.iter_mut().size_hint(), (5, Some(5)));
 }
 
+#[test]
+fn test_iter_as_slice() {
+    let xs = [1, 2, 5, 10, 11];
+    let mut iter = xs.iter();
+    assert_eq!(iter.as_slice(), &[1, 2, 5, 10, 11]);
+    iter.next();
+    assert_eq!(iter.as_slice(), &[2, 5, 10, 11]);
+}
+
 #[test]
 fn test_iter_as_ref() {
     let xs = [1, 2, 5, 10, 11];