106 lines
4.3 KiB
Java
106 lines
4.3 KiB
Java
/*
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* Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @requires vm.cds
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* @requires vm.gc != "Z"
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* @summary Testing handling of CDS region alignment
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* @comment ZGC may exit the VM if -XX:+UseLargePages is specified but
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* unavailable. Since this test is independent of the actual GC type, let's
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* disable it if ZGC is used.
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* @bug 8236847
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* @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds/test-classes
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* @build jdk.test.whitebox.WhiteBox
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* @build Hello
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* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar hello.jar Hello
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* @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. SharedRegionAlignmentTest
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*/
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.helpers.ClassFileInstaller;
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import jdk.test.whitebox.WhiteBox;
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public class SharedRegionAlignmentTest {
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static String appJar = ClassFileInstaller.getJarPath("hello.jar");
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static String mainClass = "Hello";
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static String logArg = "-Xlog:cds";
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static void testCombo() throws Exception {
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// Test the following combinations:
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// Dump (3 combinations): largePageArgs
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// Run (3 combinations): largePageArgs
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String UseLargePages = "-XX:+UseLargePages";
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String checkString = "Core region alignment: " +
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WhiteBox.getWhiteBox().metaspaceSharedRegionAlignment();
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String [][] largePageArgs = {
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{}, // default
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{UseLargePages}
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};
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int dumpCase = 0;
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for (String[] dumpLP: largePageArgs) {
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dumpCase ++;
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System.out.println("============================================================");
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System.out.println("dump case (" + dumpCase + "): " + formatLargePageArgs(dumpLP));
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System.out.println("============================================================");
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OutputAnalyzer out = TestCommon.dump(appJar,
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TestCommon.list(mainClass),
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TestCommon.concat(dumpLP, logArg));
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out.shouldContain("Dumping shared data to file")
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.shouldContain(checkString);
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int runCase = 0;
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for (String[] runLP: largePageArgs) {
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runCase++;
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System.out.println("--------------------------------------------------");
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System.out.println("run case (" + dumpCase + "." + runCase + "):" + formatLargePageArgs(runLP));
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System.out.println("--------------------------------------------------");
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TestCommon.run(TestCommon.concat(runLP, "-cp", appJar, logArg, mainClass))
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.assertNormalExit(output -> {
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output.shouldContain(checkString)
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.shouldContain("Hello World");
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});
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}
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}
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}
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static String formatLargePageArgs(String args[]) {
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StringBuilder sb = new StringBuilder();
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for (String a : args) {
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sb.append(" ");
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sb.append(a);
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}
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return sb.toString();
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}
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public static void main(String... args) throws Exception {
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testCombo();
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}
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}
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