From 53d46ae96e2e8ac153680cb6711c9935d6dfe0f6 Mon Sep 17 00:00:00 2001
From: Aaron Loucks <aloucks@cofront.net>
Date: Mon, 27 May 2019 11:47:14 -0400
Subject: Add drain_filter_unconsumed test

---
 src/liballoc/tests/vec.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/liballoc')

diff --git a/src/liballoc/tests/vec.rs b/src/liballoc/tests/vec.rs
index c0967cd374d..a89b8aa4a71 100644
--- a/src/liballoc/tests/vec.rs
+++ b/src/liballoc/tests/vec.rs
@@ -1044,6 +1044,14 @@ fn drain_filter_unconsumed_panic() {
     }
 }
 
+#[test]
+fn drain_filter_unconsumed() {
+    let mut vec = vec![1, 2, 3, 4];
+    let drain = vec.drain_filter(|&mut x| x % 2 != 0);
+    drop(drain);
+    assert_eq!(vec, [2, 4]);
+}
+
 #[test]
 fn test_reserve_exact() {
     // This is all the same as test_reserve
-- 
cgit 1.4.1-3-g733a5