1 /*
   2  * Copyright (c) 2016, 2019, 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
  27  * @requires vm.cds
  28  * @summary sharing is disabled if java.base is patch at runtime
  29  * @library ../..
  30  * @library /test/hotspot/jtreg/testlibrary
  31  * @library /test/lib
  32  * @modules java.base/jdk.internal.misc
  33  *          jdk.jartool/sun.tools.jar
  34  * @build PatchMain
  35  * @run driver PatchJavaBase
  36  */
  37 
  38 import jdk.test.lib.compiler.InMemoryJavaCompiler;
  39 import jdk.test.lib.process.OutputAnalyzer;
  40 
  41 public class PatchJavaBase {
  42     private static String moduleJar;
  43 
  44     public static void main(String args[]) throws Throwable {
  45 
  46         String source = "package java.lang; "                       +
  47                         "public class NewClass { "                  +
  48                         "    static { "                             +
  49                         "        System.out.println(\"I pass!\"); " +
  50                         "    } "                                    +
  51                         "}";
  52 
  53         ClassFileInstaller.writeClassToDisk("java/lang/NewClass",
  54              InMemoryJavaCompiler.compile("java.lang.NewClass", source, "--patch-module=java.base"),
  55              System.getProperty("test.classes"));
  56 
  57         JarBuilder.build("javabase", "java/lang/NewClass");
  58         moduleJar = TestCommon.getTestJar("javabase.jar");
  59 
  60         System.out.println("Test dumping with --patch-module");
  61         String runError = "Unable to use shared archive: CDS is disabled when java.base module is patched";
  62         String dumpingError = "Cannot use the following option when dumping the shared archive: --patch-module";
  63         String errMsg;
  64         if (TestCommon.isDynamicArchive()) {
  65             errMsg = runError;
  66         } else {
  67             errMsg = dumpingError;
  68         }
  69         OutputAnalyzer output =
  70             TestCommon.dump(null, null,
  71                 "--patch-module=java.base=" + moduleJar,
  72                 "PatchMain", "java.lang.NewClass");
  73         output.shouldHaveExitValue(1)
  74               .shouldContain(errMsg);
  75 
  76         TestCommon.run(
  77             "-XX:+UnlockDiagnosticVMOptions",
  78             "--patch-module=java.base=" + moduleJar,
  79             "PatchMain", "java.lang.NewClass")
  80           .assertAbnormalExit(runError);
  81     }
  82 }