1 /*
   2  * Copyright (c) 2016, 2017, 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  * @test
  26  * @summary Make sure --patch-module works when a jar file is specified for a module
  27  * @library /test/lib
  28  * @modules java.base/jdk.internal.misc
  29  *          jdk.jartool/sun.tools.jar
  30  * @compile PatchModuleMain.java
  31  * @run main PatchModuleTestJar
  32  */
  33 
  34 import jdk.test.lib.compiler.InMemoryJavaCompiler;
  35 import jdk.test.lib.process.OutputAnalyzer;
  36 import jdk.test.lib.process.ProcessTools;
  37 
  38 public class PatchModuleTestJar {
  39     private static String moduleJar;
  40 
  41     public static void main(String[] args) throws Exception {
  42 
  43         // Create a class file in the module java.naming. This class file
  44         // will be put in the javanaming.jar file.
  45         String source = "package javax.naming.spi; "                +
  46                         "public class NamingManager { "             +
  47                         "    static { "                             +
  48                         "        System.out.println(\"I pass!\"); " +
  49                         "    } "                                    +
  50                         "}";
  51 
  52         ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager",
  53              InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "--patch-module=java.naming"),
  54              System.getProperty("test.classes"));
  55 
  56         // Build the jar file that will be used for the module "java.naming".
  57         BasicJarBuilder.build("javanaming", "javax/naming/spi/NamingManager");
  58         moduleJar = BasicJarBuilder.getTestJar("javanaming.jar");
  59 
  60         // Just to make sure we are not fooled by the class file being on the
  61         // class path where all the test classes are stored, write the NamingManager.class
  62         // file out again with output that does not contain what OutputAnalyzer
  63         // expects. This will provide confidence that the contents of the class
  64         // is truly coming from the jar file and not the class file.
  65         source =        "package javax.naming.spi; "                +
  66                         "public class NamingManager { "             +
  67                         "    static { "                             +
  68                         "        System.out.println(\"Fail!\"); "   +
  69                         "    } "                                    +
  70                         "}";
  71 
  72         ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager",
  73              InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "--patch-module=java.naming"),
  74              System.getProperty("test.classes"));
  75 
  76         // Supply --patch-module with the name of the jar file for the module java.naming.
  77         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("--patch-module=java.naming=" + moduleJar,
  78              "PatchModuleMain", "javax.naming.spi.NamingManager");
  79 
  80         new OutputAnalyzer(pb.start())
  81             .shouldContain("I pass!")
  82             .shouldHaveExitValue(0);
  83     }
  84 }