jdk-24/test/hotspot/jtreg/runtime/appcds/MismatchedUseAppCDS.java

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/*
 * @test
 * @summary Try different combination of mismatched UseAppCDS between dump time and run time.
 * @requires vm.cds
 * @library /test/lib
 * @modules java.base/jdk.internal.misc
 *          java.management
 *          jdk.jartool/sun.tools.jar
 * @compile test-classes/CheckIfShared.java
 * @build sun.hotspot.WhiteBox
 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
 * @run main MismatchedUseAppCDS
 */

import jdk.test.lib.process.OutputAnalyzer;

public class MismatchedUseAppCDS {
  public static void main(String[] args) throws Exception {
    String wbJar = JarBuilder.build(true, "WhiteBox", "sun/hotspot/WhiteBox");
    String use_whitebox_jar = "-Xbootclasspath/a:" + wbJar;

    String appJar = JarBuilder.build("MismatchedUseAppCDS", "CheckIfShared");

    OutputAnalyzer output;

    // (1): dump with -XX:+UseAppCDS, but run with -XX:-UseAppCDS
    TestCommon.testDump(appJar, TestCommon.list("CheckIfShared"),
                        // command-line arguments ...
                        "-XX:+UseAppCDS",
                        use_whitebox_jar);

    output = TestCommon.exec(appJar,
                             // command-line arguments ...
                             use_whitebox_jar,
                             "-XX:-UseAppCDS",
                             "-XX:+UnlockDiagnosticVMOptions",
                             "-XX:+WhiteBoxAPI",
                             "CheckIfShared", "false");
    TestCommon.checkExec(output);

    // (2): dump with -XX:-UseAppCDS, but run with -XX:+UseAppCDS
    TestCommon.testDump(appJar, TestCommon.list("CheckIfShared"),
                        // command-line arguments ...
                        "-XX:-UseAppCDS",
                        use_whitebox_jar);

    output = TestCommon.exec(appJar,
                             // command-line arguments ...
                             use_whitebox_jar,
                             "-XX:+UseAppCDS",
                             "-XX:+UnlockDiagnosticVMOptions",
                             "-XX:+WhiteBoxAPI",
                             "CheckIfShared", "false");
    TestCommon.checkExec(output);
  }
}