--- jsr166/src/test/tck/LinkedBlockingDequeTest.java	2016/08/06 17:02:49	1.64
+++ jsr166/src/test/tck/LinkedBlockingDequeTest.java	2016/10/16 20:44:18	1.65
@@ -48,7 +48,7 @@ public class LinkedBlockingDequeTest ext
 
     /**
      * Returns a new deque of given size containing consecutive
-     * Integers 0 ... n.
+     * Integers 0 ... n - 1.
      */
     private LinkedBlockingDeque<Integer> populatedDeque(int n) {
         LinkedBlockingDeque<Integer> q =
@@ -59,6 +59,8 @@ public class LinkedBlockingDequeTest ext
         assertFalse(q.isEmpty());
         assertEquals(0, q.remainingCapacity());
         assertEquals(n, q.size());
+        assertEquals((Integer) 0, q.peekFirst());
+        assertEquals((Integer) (n - 1), q.peekLast());
         return q;
     }