diff -r fd16c54261b3 -r 90ce3da70b43 jdk/test/javax/swing/SwingWorker/6493680/bug6493680.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/SwingWorker/6493680/bug6493680.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2007 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/* @test
+ * @bug 6493680
+ * @summary Tests if notifications are received in expected order
+ * @author Igor Kushnirskiy
+ */
+
+import javax.swing.*;
+import java.beans.*;
+import java.util.concurrent.atomic.*;
+import java.util.concurrent.*;
+
+
+public class bug6493680 {
+    /*
+     * because timing is involved in this bug we will run the test
+     * NUMBER_OF_TRIES times.
+     * the test passes if it does not fail once.
+     */
+    private final static int NUMBER_OF_TRIES = 50;
+
+    public static void main(String[] args) throws Exception {
+        for (int i = 0; i < NUMBER_OF_TRIES; i++) {
+            if (! (new Test()).test()) {
+                throw new RuntimeException("failed");
+            }
+        }
+    }
+
+    private static class Test {
+        private final AtomicInteger lastProgressValue = new AtomicInteger(-1);
+        private final Exchanger<Boolean> exchanger = new Exchanger<Boolean>();
+
+        boolean test() throws Exception {
+            TestSwingWorker swingWorker = new TestSwingWorker();
+            swingWorker.addPropertyChangeListener(
+                new PropertyChangeListener() {
+                    public void propertyChange(PropertyChangeEvent evt) {
+                        if ("progress" == evt.getPropertyName()) {
+                            lastProgressValue.set((Integer) evt.getNewValue());
+                        }
+                    }
+                });
+
+            swingWorker.execute();
+            return exchanger.exchange(true);
+        }
+
+        private class TestSwingWorker extends SwingWorker<Void, Void> {
+            @Override
+            protected Void doInBackground() throws Exception {
+                for (int i = 0; i <= 100; i++) {
+                    Thread.sleep(1);
+                    setProgress(i);
+                }
+                return null;
+            }
+            @Override
+            protected void done() {
+                boolean isPassed = (lastProgressValue.get() == 100);
+                try {
+                    exchanger.exchange(isPassed);
+                } catch (Exception ingore) {
+                }
+            }
+        }
+    }
+
+}