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