--- /dev/null	2016-12-29 20:38:23.000000000 +0300
+++ new/test/java/awt/Frame/ObscuredFrame/ObscuredFrameTest.java	2016-12-29 20:38:23.000000000 +0300
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2016, 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 8171952
+ * @summary Tests that getMousePosition() returns null for obscured component.
+ * @author Dmitry Markov
+ * @library ../../regtesthelpers
+ * @build Util
+ * @run main ObscuredFrameTest
+ */
+
+import java.awt.*;
+
+import test.java.awt.regtesthelpers.Util;
+
+public class ObscuredFrameTest {
+    public static void main(String[] args) {
+        Robot robot = Util.createRobot();
+
+        Frame frame = new Frame("Obscured Frame");
+        frame.setSize(200, 200);
+        frame.setLocationRelativeTo(null);
+        Button button = new Button("Button");
+        frame.add(button);
+
+        Dialog dialog = new Dialog(frame, "Visible Dialog", false);
+        dialog.setSize(200, 200);
+        dialog.setLocationRelativeTo(null);
+        dialog.setVisible(true);
+
+        frame.setVisible(true);
+
+        Util.waitForIdle(robot);
+
+        Util.pointOnComp(button, robot);
+        Util.waitForIdle(robot);
+        robot.delay(2000);
+
+        try {
+            if (button.getMousePosition() != null) {
+                throw new RuntimeException("Test Failed! Mouse position is not null for obscured component.");
+            }
+        } finally {
+            frame.dispose();
+            dialog.dispose();
+        }
+    }
+}
+