/*

 * 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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 */

/*

 * @test

 * @bug 8023014

 * @summary Test ensures that there is no crash if there is not enough ReservedCodeCacheSize

 *          to initialize all compiler threads. The option -Xcomp gives the VM more time to

 *          trigger the old bug.

 * @library /test/lib

 * @modules java.base/jdk.internal.misc

 *          java.management

 *

 * @run driver compiler.startup.SmallCodeCacheStartup

 */

package compiler.startup;

import jdk.test.lib.process.OutputAnalyzer;

import jdk.test.lib.process.ProcessTools;

import static jdk.test.lib.Asserts.assertTrue;

public class SmallCodeCacheStartup {

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

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:ReservedCodeCacheSize=3m",

                                                                  "-XX:CICompilerCount=64",

                                                                  "-Xcomp",

                                                                  "-version");

        OutputAnalyzer analyzer = new OutputAnalyzer(pb.start());

        try {

            analyzer.shouldHaveExitValue(0);

        } catch (RuntimeException e) {

            // Error occurred during initialization, did we run out of adapter space?

            assertTrue(analyzer.getOutput().contains("VirtualMachineError: Out of space in CodeCache"),

                    "Expected VirtualMachineError");

        }

        System.out.println("TEST PASSED");

  }

}