--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/plaf/nimbus/8041642/ScrollBarThumbVisibleTest.java	Thu Oct 29 18:43:21 2015 +0300
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/* @test
+   @bug 8134828
+   @summary Scrollbar thumb disappears with Nimbus L&F
+   @author Semyon Sadetsky
+*/
+
+import javax.swing.*;
+import java.awt.*;
+
+public class ScrollBarThumbVisibleTest
+{
+    private static JFrame frame;
+    private static Point point;
+    private static JScrollBar bar;
+
+    public static void main(String[] args) throws Exception {
+        for (UIManager.LookAndFeelInfo info : UIManager
+                .getInstalledLookAndFeels()) {
+            if ("Nimbus".equals(info.getName())) {
+                try {
+                    UIManager.setLookAndFeel(info.getClassName());
+                } catch (Exception ex) {
+                }
+                break;
+            }
+        }
+        try {
+            SwingUtilities.invokeAndWait(new Runnable() {
+                public void run() {
+                    frame = new JFrame();
+                    frame.setUndecorated(true);
+                    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+                    setup(frame);
+                }
+            });
+            final Robot robot = new Robot();
+            robot.delay(200);
+            robot.waitForIdle();
+            SwingUtilities.invokeAndWait(new Runnable() {
+                @Override
+                public void run() {
+                    point = bar.getLocationOnScreen();
+                }
+            });
+            Color color1 = robot.getPixelColor(point.x + 48, point.y + 55);
+            Color color2 = robot.getPixelColor(point.x + 48, point.y + 125);
+            System.out.println(color1);
+            System.out.println(color2);
+           if (color1.equals(color2)) {
+                throw new RuntimeException("Thump is not visible");
+            }
+        } finally {
+            SwingUtilities.invokeAndWait(new Runnable() {
+                @Override
+                public void run() {
+                    frame.dispose();
+                }
+            });
+        }
+        System.out.println("ok");
+    }
+
+    static void setup(JFrame frame) {
+        bar = new JScrollBar(Adjustable.VERTICAL, 500, 0, 0, 1000);
+        frame.getContentPane().add(bar);
+        frame.setSize(50, 250);
+        frame.setLocation(100, 100);
+        frame.setVisible(true);
+    }
+}