--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/awt/Gtk/GtkVersionTest/GtkVersionTest.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,78 @@
+/*
+ * 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 8156121
+ * @summary "Fail forward" fails for GTK3 if no GTK2 available
+ * @modules java.desktop/sun.awt
+ * @requires (os.family == "linux")
+ * @run main GtkVersionTest
+ */
+
+import sun.awt.UNIXToolkit;
+
+import java.awt.*;
+import java.io.*;
+
+public class GtkVersionTest {
+    public static class LoadGtk {
+        public static void main(String[] args) {
+            ((UNIXToolkit)Toolkit.getDefaultToolkit()).loadGTK();
+        }
+    }
+
+    public static void main(String[] args) throws Exception {
+        test(null, "2");
+        test("2", "2");
+        test("2.2", "2");
+        test("3", "3");
+    }
+
+    private static void test(String version, String expect) throws Exception {
+        System.out.println( "Test " +
+                (version == null ? "no" : " GTK" + version) + " preference.");
+        Process p = Runtime.getRuntime().exec(System.getProperty("java.home") +
+                "/bin/java " +
+                (version == null ? "" : "-Djdk.gtk.version=" + version) +
+                " -Djdk.gtk.verbose=true " +
+                "--add-exports=java.desktop/sun.awt=ALL-UNNAMED " +
+                "-cp " + System.getProperty("java.class.path", ".") +
+                " GtkVersionTest$LoadGtk");
+        p.waitFor();
+
+        try (BufferedReader br = new BufferedReader(
+                new InputStreamReader(p.getErrorStream()))) {
+            String line;
+            while ((line = br.readLine()) != null) {
+                System.out.println(line);
+                if (line.contains("Looking for GTK" + expect + " library")) {
+                    return;
+                } else if (line.contains("Looking for GTK")) {
+                    break;
+                }
+            }
+            throw new RuntimeException("Wrong GTK library version: \n" + line);
+        }
+    }
+
+}