1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   7  * published by the Free Software Foundation.
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   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
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  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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  23 
  24 /*
  25  * @test
  26  * @bug 8130399
  27  * @summary Make sure --patch-module works for java.base.
  28  * @modules java.base/jdk.internal.misc
  29  * @library /testlibrary
  30  * @compile PatchModuleMain.java
  31  * @run main PatchModuleJavaBase
  32  */
  33 
  34 import jdk.test.lib.*;
  35 
  36 public class PatchModuleJavaBase {
  37 
  38     public static void main(String[] args) throws Exception {
  39         String source = "package java.lang; "                       +
  40                         "public class NewClass { "                  +
  41                         "    static { "                             +
  42                         "        System.out.println(\"I pass!\"); " +
  43                         "    } "                                    +
  44                         "}";
  45 
  46         ClassFileInstaller.writeClassToDisk("java/lang/NewClass",
  47              InMemoryJavaCompiler.compile("java.lang.NewClass", source, "-Xmodule:java.base"),
  48              "mods/java.base");
  49 
  50         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("--patch-module=java.base=mods/java.base",
  51              "PatchModuleMain", "java.lang.NewClass");
  52 
  53         new OutputAnalyzer(pb.start())
  54             .shouldContain("I pass!")
  55             .shouldHaveExitValue(0);
  56     }
  57 }