--- jsr166/src/test/tck/AtomicReferenceTest.java	2011/06/10 20:17:11	1.20
+++ jsr166/src/test/tck/AtomicReferenceTest.java	2014/12/31 19:05:42	1.22
@@ -6,9 +6,11 @@
  * Pat Fisher, Mike Judd.
  */
 
-import junit.framework.*;
 import java.util.concurrent.atomic.AtomicReference;
 
+import junit.framework.Test;
+import junit.framework.TestSuite;
+
 public class AtomicReferenceTest extends JSR166TestCase {
     public static void main(String[] args) {
         junit.textui.TestRunner.run(suite());
@@ -119,9 +121,10 @@ public class AtomicReferenceTest extends
     public void testSerialization() throws Exception {
         AtomicReference x = new AtomicReference();
         AtomicReference y = serialClone(x);
-        assertTrue(x != y);
+        assertNotSame(x, y);
         x.set(one);
         AtomicReference z = serialClone(x);
+        assertNotSame(y, z);
         assertEquals(one, x.get());
         assertEquals(null, y.get());
         assertEquals(one, z.get());