Max Ockner | aa9da34 | 2016-03-29 13:02:16 -0400 | [diff] [blame] | 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 | |
| 25 | /* |
| 26 | * @test LoaderConstraintsTest |
| 27 | * @bug 8149996 |
Dmitry Samersoff | 85deb5a | 2016-05-01 12:47:00 +0300 | [diff] [blame] | 28 | * @modules java.base/jdk.internal.misc |
Christian Tornqvist | ad85e18 | 2016-08-19 10:06:30 -0400 | [diff] [blame] | 29 | * @library /test/lib /runtime/testlibrary classes |
Max Ockner | aa9da34 | 2016-03-29 13:02:16 -0400 | [diff] [blame] | 30 | * @run driver LoaderConstraintsTest |
| 31 | */ |
| 32 | |
Christian Tornqvist | ad85e18 | 2016-08-19 10:06:30 -0400 | [diff] [blame] | 33 | import jdk.test.lib.process.ProcessTools; |
| 34 | import jdk.test.lib.process.OutputAnalyzer; |
Max Ockner | aa9da34 | 2016-03-29 13:02:16 -0400 | [diff] [blame] | 35 | import java.lang.ref.WeakReference; |
| 36 | import java.lang.reflect.Method; |
| 37 | import java.util.ArrayList; |
| 38 | import java.util.Collections; |
| 39 | import java.util.List; |
| 40 | |
| 41 | public class LoaderConstraintsTest { |
| 42 | private static OutputAnalyzer out; |
| 43 | private static ProcessBuilder pb; |
| 44 | private static class ClassUnloadTestMain { |
| 45 | public static void main(String... args) throws Exception { |
| 46 | String className = "test.Empty"; |
| 47 | ClassLoader cl = ClassUnloadCommon.newClassLoader(); |
| 48 | Class<?> c = cl.loadClass(className); |
| 49 | cl = null; c = null; |
| 50 | ClassUnloadCommon.triggerUnloading(); |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | // Use the same command-line heap size setting as ../ClassUnload/UnloadTest.java |
| 55 | static ProcessBuilder exec(String... args) throws Exception { |
| 56 | List<String> argsList = new ArrayList<>(); |
| 57 | Collections.addAll(argsList, args); |
| 58 | Collections.addAll(argsList, "-Xmn8m"); |
| 59 | Collections.addAll(argsList, "-Dtest.classes=" + System.getProperty("test.classes",".")); |
| 60 | Collections.addAll(argsList, ClassUnloadTestMain.class.getName()); |
| 61 | return ProcessTools.createJavaProcessBuilder(argsList.toArray(new String[argsList.size()])); |
| 62 | } |
| 63 | |
| 64 | public static void main(String... args) throws Exception { |
| 65 | |
| 66 | // -XX:+TraceLoaderConstraints |
| 67 | pb = exec("-XX:+TraceLoaderConstraints"); |
| 68 | out = new OutputAnalyzer(pb.start()); |
| 69 | out.getOutput(); |
Max Ockner | da0fe9d | 2016-04-29 22:40:51 -0400 | [diff] [blame] | 70 | out.shouldContain("[class,loader,constraints] adding new constraint for name: java/lang/Class, loader[0]: jdk/internal/loader/ClassLoaders$AppClassLoader, loader[1]: <bootloader>"); |
Max Ockner | aa9da34 | 2016-03-29 13:02:16 -0400 | [diff] [blame] | 71 | |
Max Ockner | da0fe9d | 2016-04-29 22:40:51 -0400 | [diff] [blame] | 72 | // -Xlog:class+loader+constraints=info |
| 73 | pb = exec("-Xlog:class+loader+constraints=info"); |
Max Ockner | aa9da34 | 2016-03-29 13:02:16 -0400 | [diff] [blame] | 74 | out = new OutputAnalyzer(pb.start()); |
Max Ockner | da0fe9d | 2016-04-29 22:40:51 -0400 | [diff] [blame] | 75 | out.shouldContain("[class,loader,constraints] adding new constraint for name: java/lang/Class, loader[0]: jdk/internal/loader/ClassLoaders$AppClassLoader, loader[1]: <bootloader>"); |
Max Ockner | aa9da34 | 2016-03-29 13:02:16 -0400 | [diff] [blame] | 76 | |
| 77 | // -XX:-TraceLoaderConstraints |
| 78 | pb = exec("-XX:-TraceLoaderConstraints"); |
| 79 | out = new OutputAnalyzer(pb.start()); |
Max Ockner | da0fe9d | 2016-04-29 22:40:51 -0400 | [diff] [blame] | 80 | out.shouldNotContain("[class,loaderconstraints]"); |
Max Ockner | aa9da34 | 2016-03-29 13:02:16 -0400 | [diff] [blame] | 81 | |
Max Ockner | da0fe9d | 2016-04-29 22:40:51 -0400 | [diff] [blame] | 82 | // -Xlog:class+loader+constraints=off |
| 83 | pb = exec("-Xlog:class+loader+constraints=off"); |
Max Ockner | aa9da34 | 2016-03-29 13:02:16 -0400 | [diff] [blame] | 84 | out = new OutputAnalyzer(pb.start()); |
Max Ockner | da0fe9d | 2016-04-29 22:40:51 -0400 | [diff] [blame] | 85 | out.shouldNotContain("[class,loader,constraints]"); |
Max Ockner | aa9da34 | 2016-03-29 13:02:16 -0400 | [diff] [blame] | 86 | |
| 87 | } |
| 88 | } |