/*

 * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

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 */

import jdk.testlibrary.OutputAnalyzer;

import jdk.testlibrary.ProcessTools;

import jdk.testlibrary.Utils;

/*

 * @test

 * @bug 6289149

 * @summary test when the agent's class has a zero arg premain() function.

 * @library /lib/testlibrary

 * @modules java.management

 *          java.instrument

 * @run build jdk.testlibrary.* DummyMain

 * @run shell ../MakeJAR3.sh ZeroArgPremainAgent

 * @run main/othervm -XX:-CreateCoredumpOnCrash ZeroArgPremainAgentTest

 */

public class ZeroArgPremainAgentTest {

    // Use a javaagent with a zero argument premain() function.

    // Verify that we get the correct exception.

    public static void main(String[] a) throws Exception {

        String testArgs = String.format(

                "-javaagent:ZeroArgPremainAgent.jar -classpath %s DummyMain",

                System.getProperty("test.classes", "."));

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

                Utils.addTestJavaOpts(testArgs.split("\\s+")));

        System.out.println("testjvm.cmd:" + Utils.getCommandLine(pb));

        OutputAnalyzer output = ProcessTools.executeProcess(pb);

        System.out.println("testjvm.stdout:" + output.getStdout());

        System.out.println("testjvm.stderr:" + output.getStderr());

        output.stderrShouldContain("java.lang.NoSuchMethodException");

        if (0 == output.getExitValue()) {

            throw new RuntimeException("Expected error but got exit value 0");

        }

    }

}