91 lines
3.8 KiB
Java
91 lines
3.8 KiB
Java
/*
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* Copyright (c) 2015, 2016, 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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* @summary Check to make sure that shared strings in the bootstrap CDS archive
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* are actually shared
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* Feature support: G1GC only, compressed oops/kptrs, 64-bit os, not on windows
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* @requires (sun.arch.data.model != "32") & (os.family != "windows")
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* @requires (vm.opt.UseCompressedOops == null) | (vm.opt.UseCompressedOops == true)
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* @requires vm.gc.G1
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* @library /testlibrary /test/lib
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* @modules java.base/jdk.internal.misc
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* java.management
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* @build SharedStringsWb SharedStrings ClassFileInstaller sun.hotspot.WhiteBox
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* @run main ClassFileInstaller -jar whitebox.jar sun.hotspot.WhiteBox
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* @run main SharedStrings
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*/
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import jdk.test.lib.*;
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public class SharedStrings {
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public static void main(String[] args) throws Exception {
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boolean test_runtime = true;
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ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
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"-XX:+UnlockDiagnosticVMOptions",
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"-XX:SharedArchiveFile=./SharedStrings.jsa",
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"-XX:+UseG1GC",
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"-XX:+UseCompressedOops",
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"-XX:+PrintSharedSpaces",
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// Needed for bootclasspath match, for CDS to work with WhiteBox API
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"-Xbootclasspath/a:" + ClassFileInstaller.getJarPath("whitebox.jar"),
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"-Xshare:dump");
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OutputAnalyzer dumpOutput = new OutputAnalyzer(pb.start());
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try {
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dumpOutput.shouldContain("Loading classes to share");
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dumpOutput.shouldContain("Shared string table stats");
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dumpOutput.shouldHaveExitValue(0);
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} catch (RuntimeException e) {
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if (dumpOutput.getOutput().indexOf("Shared strings are excluded") != -1 ||
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dumpOutput.getOutput().indexOf("Cannot dump shared archive") != -1) {
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test_runtime = false;
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} else {
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throw new RuntimeException("Unexpected failure");
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}
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}
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if (test_runtime) {
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pb = ProcessTools.createJavaProcessBuilder(
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"-XX:+UnlockDiagnosticVMOptions",
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"-XX:SharedArchiveFile=./SharedStrings.jsa",
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// these are required modes for shared strings
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"-XX:+UseCompressedOops", "-XX:+UseG1GC",
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// needed for access to white box test API
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"-Xbootclasspath/a:" + ClassFileInstaller.getJarPath("whitebox.jar"),
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"-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",
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"-Xshare:on", "-showversion", "SharedStringsWb");
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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try {
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output.shouldContain("sharing");
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output.shouldHaveExitValue(0);
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} catch (RuntimeException e) {
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output.shouldContain("Unable to use shared archive");
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output.shouldHaveExitValue(1);
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}
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}
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}
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}
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