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

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/*

 * @test

 * @summary Test open archive heap regions

 * @requires vm.cds.archived.java.heap

 * @comment This test explicitly chooses the type of GC to be used by sub-processes. It may conflict with the GC type set

 * via the -vmoptions command line option of JTREG. vm.gc==null will help the test case to discard the explicitly passed

 * vm options.

 * @requires (vm.gc=="null")

 * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds

 * @modules jdk.jartool/sun.tools.jar

 * @compile ../test-classes/Hello.java

 * @run driver OpenArchiveRegion

 */

import jdk.test.lib.process.OutputAnalyzer;

public class OpenArchiveRegion {

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

        JarBuilder.getOrCreateHelloJar();

        String appJar = TestCommon.getTestJar("hello.jar");

        String appClasses[] = TestCommon.list("Hello");

        // Dump with open archive heap region, requires G1 GC

        OutputAnalyzer output = TestCommon.dump(appJar, appClasses);

        TestCommon.checkDump(output, "oa0 space:");

        output.shouldNotContain("oa0 space:         0 [");

        output = TestCommon.exec(appJar, "Hello");

        TestCommon.checkExec(output, "Hello World");

        output = TestCommon.exec(appJar, "-XX:+UseSerialGC", "Hello");

        TestCommon.checkExec(output, "Hello World");

        // Dump with open archive heap region disabled when G1 GC is not in use

        output = TestCommon.dump(appJar, appClasses, "-XX:+UseParallelGC");

        TestCommon.checkDump(output);

        output.shouldNotContain("oa0 space:");

        output = TestCommon.exec(appJar, "Hello");

        TestCommon.checkExec(output, "Hello World");

    }

}