--- jsr166/src/test/tck/PriorityBlockingQueueTest.java	2015/10/06 00:03:55	1.66
+++ jsr166/src/test/tck/PriorityBlockingQueueTest.java	2016/06/01 16:08:04	1.67
@@ -200,9 +200,12 @@ public class PriorityBlockingQueueTest e
         PriorityBlockingQueue q = new PriorityBlockingQueue(1);
         try {
             q.offer(new Object());
-            q.offer(new Object());
             shouldThrow();
-        } catch (ClassCastException success) {}
+        } catch (ClassCastException success) {
+            assertTrue(q.isEmpty());
+            assertEquals(0, q.size());
+            assertNull(q.poll());
+        }
     }
 
     /**