jdk/test/hotspot/jtreg/runtime/cds/appcds/TestZGCWithCDS.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
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 * 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).
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 * 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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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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/*
 * @test id=COH
 * @bug 8232069
 * @requires vm.cds
 * @requires vm.bits == 64
 * @requires vm.gc.Z
 * @requires vm.gc.Serial
 * @requires vm.gc == null
 * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds
 * @compile test-classes/Hello.java
 * @comment Only run if COH is unset or enabled.
 * @requires vm.opt.UseCompactObjectHeaders != "false"
 * @comment Driver sets compressed oops/class pointers, jtreg overrides will cause problems.
            Only run the test if the flags are not set via the command line.
 * @requires vm.opt.UseCompressedOops == null
 * @run driver TestZGCWithCDS true
 */

/*
 * @test id=NO-COH
 * @bug 8232069
 * @requires vm.cds
 * @requires vm.bits == 64
 * @requires vm.gc.Z
 * @requires vm.gc.Serial
 * @requires vm.gc == null
 * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds
 * @compile test-classes/Hello.java
 * @comment Only run if COH is unset or disabled.
 * @requires vm.opt.UseCompactObjectHeaders != "true"
 * @comment Driver sets compressed oops/class pointers, jtreg overrides will cause problems.
            Only run the test if the flags are not set via the command line.
 * @requires vm.opt.UseCompressedOops == null
 * @run driver TestZGCWithCDS false
 */

import jdk.test.lib.Platform;
import jdk.test.lib.process.OutputAnalyzer;

public class TestZGCWithCDS {
    public final static String HELLO = "Hello World";
    public final static String UNABLE_TO_USE_ARCHIVE = "Unable to use shared archive.";
    public final static String ERR_MSG = "The saved state of UseCompressedOops (0) is different from runtime (1), CDS will be disabled.";
    public static void main(String... args) throws Exception {
         boolean compactHeadersOn = Boolean.valueOf(args[0]);
         String compactHeaders = "-XX:" + (compactHeadersOn ? "+" : "-") + "UseCompactObjectHeaders";
         String helloJar = JarBuilder.build("hello", "Hello");
         System.out.println("0. Dump with ZGC");
         OutputAnalyzer out = TestCommon
                                  .dump(helloJar,
                                        new String[] {"Hello"},
                                        "-XX:+UseZGC",
                                        compactHeaders,
                                        "-Xlog:cds");
         out.shouldContain("Dumping shared data to file:");
         out.shouldHaveExitValue(0);

         System.out.println("Run with same args of dump");
         out = TestCommon
                   .exec(helloJar,
                         "-XX:+UseZGC",
                         compactHeaders,
                         "-Xlog:cds",
                         "Hello");
         out.shouldContain(HELLO);
         out.shouldHaveExitValue(0);

         System.out.println("Run with ZGC, +UseCompressedOops");
         out = TestCommon
                   .exec(helloJar,
                         "-XX:-UseZGC",
                         "-XX:+UseCompressedOops",           // in case turned off by vmoptions
                         compactHeaders,
                         "-Xlog:cds",
                         "Hello");
         out.shouldContain(UNABLE_TO_USE_ARCHIVE);
         out.shouldContain(ERR_MSG);
         out.shouldHaveExitValue(1);

         System.out.println("Run with SerialGC, -UseCompressedOops");
         out = TestCommon
                   .exec(helloJar,
                         "-XX:+UseSerialGC",
                         "-XX:-UseCompressedOops",
                         compactHeaders,
                         "-Xlog:cds",
                         "Hello");
         out.shouldContain(HELLO);
         out.shouldHaveExitValue(0);

         System.out.println("Run with SerialGC, +UseCompressedOops");
         out = TestCommon
                   .exec(helloJar,
                         "-XX:+UseSerialGC",
                         "-XX:+UseCompressedOops",
                         compactHeaders,
                         "-Xlog:cds",
                         "Hello");
         out.shouldContain(UNABLE_TO_USE_ARCHIVE);
         out.shouldContain(ERR_MSG);
         out.shouldHaveExitValue(1);

    }
}