1 /*
   2  * Copyright (c) 2013, 2018, 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 import jdk.test.lib.process.OutputAnalyzer;
  25 import jdk.test.lib.process.ProcessTools;
  26 import jdk.testlibrary.Utils;
  27 
  28 /*
  29  * @test
  30  * @bug 6289149
  31  * @summary test when the agent's class is missing the premain() function.
  32  * @library /lib/testlibrary
  33  * @library /test/lib
  34  * @modules java.management
  35  *          java.instrument
  36  * @run build jdk.testlibrary.* DummyMain
  37  * @run shell ../MakeJAR3.sh NoPremainAgent
  38  * @run main/othervm -XX:-CreateCoredumpOnCrash NoPremainAgentTest
  39  */
  40 public class NoPremainAgentTest {
  41     // Use a javaagent without the premain() function.
  42     // Verify that we get the correct exception.
  43     public static void main(String[] a) throws Exception {
  44         String testArgs = String.format(
  45                 "-javaagent:NoPremainAgent.jar -classpath %s DummyMain",
  46                 System.getProperty("test.classes", "."));
  47 
  48         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  49                 Utils.addTestJavaOpts(testArgs.split("\\s+")));
  50         System.out.println("testjvm.cmd:" + Utils.getCommandLine(pb));
  51 
  52         OutputAnalyzer output = ProcessTools.executeProcess(pb);
  53         System.out.println("testjvm.stdout:" + output.getStdout());
  54         System.out.println("testjvm.stderr:" + output.getStderr());
  55 
  56         output.stderrShouldContain("java.lang.NoSuchMethodException");
  57         if (0 == output.getExitValue()) {
  58             throw new RuntimeException("Expected error but got exit value 0");
  59         }
  60     }
  61 }