101 lines
4.3 KiB
Java
101 lines
4.3 KiB
Java
/*
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* Copyright (c) 2022, 2023, 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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import jdk.test.lib.JDKToolFinder;
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import jdk.test.lib.cds.CDSTestUtils;
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import jdk.test.lib.process.OutputAnalyzer;
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import jtreg.SkippedException;
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/*
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* @test
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* @bug 8213445
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* @summary Test dumping of dynamic shared symbols using jcmd
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* @requires vm.cds
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* @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds
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* /test/hotspot/jtreg/runtime/cds/appcds/test-classes
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* /test/hotspot/jtreg/runtime/cds/appcds/jcmd
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* @build JCmdTestLingeredApp Hello jdk.test.lib.apps.LingeredApp
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* @build jdk.test.whitebox.WhiteBox
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar loadclass.jar JCmdTestLingeredApp
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* jdk.test.lib.apps.LingeredApp jdk.test.lib.apps.LingeredApp$1 jdk.test.lib.apps.LingeredApp$SteadyStateLock
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* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar WhiteBox.jar jdk.test.whitebox.WhiteBox
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* @run main/othervm/timeout=500 -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:./WhiteBox.jar DynamicSharedSymbols
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*/
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import jdk.test.lib.apps.LingeredApp;
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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 DynamicSharedSymbols extends DynamicArchiveTestBase {
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public static void main(String[] args) throws Exception {
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runTest(DynamicSharedSymbols::testDefaultBase);
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}
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static void testDefaultBase() throws Exception {
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String topArchiveName = getNewArchiveName("top");
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doTest(topArchiveName);
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}
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private static void doTest(String topArchiveName) throws Exception {
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WhiteBox wb = WhiteBox.getWhiteBox();
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if (!wb.isSharingEnabled()) {
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throw new SkippedException("Sharing is not enabled, test is skipped.");
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}
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String appJar = ClassFileInstaller.getJarPath("loadclass.jar");
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// Create a dynamic archive.
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String dynamicDumpArg = "-XX:ArchiveClassesAtExit=" + topArchiveName;
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JCmdTestLingeredApp theApp = new JCmdTestLingeredApp();
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LingeredApp.startApp(theApp, dynamicDumpArg,
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"-Xlog:cds,cds+dynamic=info",
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"-cp", appJar);
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long pid = theApp.getPid();
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LingeredApp.stopApp(theApp);
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// Run with dynamic archive.
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String sharedArchiveArg = "-XX:SharedArchiveFile=" + topArchiveName;
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theApp = new JCmdTestLingeredApp();
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LingeredApp.startApp(theApp,
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"-Xshare:on", sharedArchiveArg,
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"-Xlog:cds,class+load",
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"-cp", appJar);
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pid = theApp.getPid();
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// Use jcmd to dump the symbols of the above process running
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// with dynamic shared archive.
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ProcessBuilder pb = new ProcessBuilder();
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pb.command(new String[] {JDKToolFinder.getJDKTool("jcmd"), Long.toString(pid), "VM.symboltable", "-verbose"});
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OutputAnalyzer output = CDSTestUtils.executeAndLog(pb, "jcmd-symboltable");
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output.shouldContain("17 3: jdk/test/lib/apps\n"); // 3 because a TempSymbol will be found in the TempSymbolCleanupDelayer queue.
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// Note: we might want to drain the queue before CDS dumps but this is correct for now, unless the queue length changes.
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output.shouldContain("Dynamic shared symbols:\n");
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output.shouldContain("5 65535: Hello\n");
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LingeredApp.stopApp(theApp);
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}
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}
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