1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test 25 * @bug 8156121 26 * @summary "Fail forward" fails for GTK3 if no GTK2 available 27 * @modules java.desktop/sun.awt 28 * @requires (os.family == "linux") 29 * @run main GtkVersionTest 30 */ 31 32 import sun.awt.UNIXToolkit; 33 34 import java.awt.*; 35 import java.io.*; 36 37 public class GtkVersionTest { 38 public static class LoadGtk { 39 public static void main(String[] args) { 40 ((UNIXToolkit)Toolkit.getDefaultToolkit()).loadGTK(); 41 } 42 } 43 44 public static void main(String[] args) throws Exception { 45 test(null, "2"); 46 test("2", "2"); 47 test("2.2", "2"); 48 test("3", "3"); 49 } 50 51 private static void test(String version, String expect) throws Exception { 52 System.out.println( "Test " + 53 (version == null ? "no" : " GTK" + version) + " preference."); 54 Process p = Runtime.getRuntime().exec(System.getProperty("java.home") + 55 "/bin/java " + 56 (version == null ? "" : "-Djdk.gtk.version=" + version) + 57 " -Djdk.gtk.verbose=true " + 58 "--add-exports=java.desktop/sun.awt=ALL-UNNAMED " + 59 "-cp " + System.getProperty("java.class.path", ".") + 60 " GtkVersionTest$LoadGtk"); 61 p.waitFor(); 62 63 try (BufferedReader br = new BufferedReader( 64 new InputStreamReader(p.getErrorStream()))) { 65 String line; 66 while ((line = br.readLine()) != null) { 67 System.out.println(line); 68 if (line.contains("Looking for GTK" + expect + " library")) { 69 return; 70 } else if (line.contains("Looking for GTK")) { 71 break; 72 } 73 } 74 throw new RuntimeException("Wrong GTK library version: \n" + line); 75 } 76 } 77 78 }