--- jsr166/src/test/tck/DelayQueueTest.java	2015/01/02 03:52:53	1.67
+++ jsr166/src/test/tck/DelayQueueTest.java	2015/02/22 04:34:44	1.69
@@ -148,7 +148,7 @@ public class DelayQueueTest extends JSR1
      */
     public void testConstructor3() {
         try {
-            DelayQueue q = new DelayQueue(null);
+            new DelayQueue(null);
             shouldThrow();
         } catch (NullPointerException success) {}
     }
@@ -159,7 +159,7 @@ public class DelayQueueTest extends JSR1
     public void testConstructor4() {
         try {
             PDelay[] ints = new PDelay[SIZE];
-            DelayQueue q = new DelayQueue(Arrays.asList(ints));
+            new DelayQueue(Arrays.asList(ints));
             shouldThrow();
         } catch (NullPointerException success) {}
     }
@@ -172,7 +172,7 @@ public class DelayQueueTest extends JSR1
             PDelay[] ints = new PDelay[SIZE];
             for (int i = 0; i < SIZE-1; ++i)
                 ints[i] = new PDelay(i);
-            DelayQueue q = new DelayQueue(Arrays.asList(ints));
+            new DelayQueue(Arrays.asList(ints));
             shouldThrow();
         } catch (NullPointerException success) {}
     }
@@ -614,6 +614,14 @@ public class DelayQueueTest extends JSR1
             ++i;
         }
         assertEquals(i, SIZE);
+        assertIteratorExhausted(it);
+    }
+
+    /**
+     * iterator of empty collection has no elements
+     */
+    public void testEmptyIterator() {
+        assertIteratorExhausted(new DelayQueue().iterator());
     }
 
     /**