144 lines
6.1 KiB
Java
144 lines
6.1 KiB
Java
/*
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* Copyright (c) 2015, 2018, 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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/*
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* @test
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* @summary Test options that are incompatible with use of shared strings
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* Also test mismatch in oops encoding between dump time and run time
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* @requires vm.cds.archived.java.heap
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* @requires (vm.gc=="null")
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* @library /test/lib /test/hotspot/jtreg/runtime/appcds
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* @modules java.base/jdk.internal.misc
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* @modules java.management
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* jdk.jartool/sun.tools.jar
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* @build HelloString
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* @run main IncompatibleOptions
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*/
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import jdk.test.lib.Asserts;
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import jdk.test.lib.process.OutputAnalyzer;
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public class IncompatibleOptions {
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static final String COOPS_DUMP_WARNING =
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"Cannot dump shared archive when UseCompressedOops or UseCompressedClassPointers is off";
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static final String COOPS_EXEC_WARNING =
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"UseCompressedOops and UseCompressedClassPointers must be on for UseSharedSpaces";
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static final String GC_WARNING =
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"Archived java heap is not supported";
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static final String OBJ_ALIGNMENT_MISMATCH =
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"The shared archive file's ObjectAlignmentInBytes of .* does not equal the current ObjectAlignmentInBytes of";
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static final String COMPACT_STRING_MISMATCH =
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"The shared archive file's CompactStrings setting .* does not equal the current CompactStrings setting";
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static String appJar;
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public static void main(String[] args) throws Exception {
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appJar = JarBuilder.build("IncompatibleOptions", "HelloString");
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// Uncompressed OOPs
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testDump(1, "-XX:+UseG1GC", "-XX:-UseCompressedOops", COOPS_DUMP_WARNING, true);
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// incompatible GCs
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testDump(2, "-XX:+UseParallelGC", "", GC_WARNING, false);
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testDump(3, "-XX:+UseSerialGC", "", GC_WARNING, false);
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testDump(4, "-XX:+UseConcMarkSweepGC", "", GC_WARNING, false);
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// ======= archive with compressed oops, run w/o
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testDump(5, "-XX:+UseG1GC", "-XX:+UseCompressedOops", null, false);
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testExec(5, "-XX:+UseG1GC", "-XX:-UseCompressedOops",
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COOPS_EXEC_WARNING, true);
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// NOTE: No warning is displayed, by design
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// Still run, to ensure no crash or exception
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testExec(6, "-XX:+UseParallelGC", "", "", false);
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testExec(7, "-XX:+UseSerialGC", "", "", false);
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testExec(8, "-XX:+UseConcMarkSweepGC", "", "", false);
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// Test various oops encodings, by varying ObjectAlignmentInBytes and heap sizes
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testDump(9, "-XX:+UseG1GC", "-XX:ObjectAlignmentInBytes=8", null, false);
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testExec(9, "-XX:+UseG1GC", "-XX:ObjectAlignmentInBytes=16",
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OBJ_ALIGNMENT_MISMATCH, true);
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// See JDK-8081416 - Oops encoding mismatch with shared strings
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// produces unclear or incorrect warning
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// Correct the test case once the above is fixed
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// @ignore JDK-8081416 - for tracking purposes
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// for now, run test as is until the proper behavior is determined
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testDump(10, "-XX:+UseG1GC", "-Xmx1g", null, false);
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testExec(10, "-XX:+UseG1GC", "-Xmx32g", null, true);
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// CompactStrings must match between dump time and run time
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testDump(11, "-XX:+UseG1GC", "-XX:-CompactStrings", null, false);
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testExec(11, "-XX:+UseG1GC", "-XX:+CompactStrings",
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COMPACT_STRING_MISMATCH, true);
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testDump(12, "-XX:+UseG1GC", "-XX:+CompactStrings", null, false);
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testExec(12, "-XX:+UseG1GC", "-XX:-CompactStrings",
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COMPACT_STRING_MISMATCH, true);
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}
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static void testDump(int testCaseNr, String collectorOption, String extraOption,
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String expectedWarning, boolean expectedToFail) throws Exception {
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System.out.println("Testcase: " + testCaseNr);
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OutputAnalyzer output = TestCommon.dump(appJar, TestCommon.list("Hello"),
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"-XX:+UseCompressedOops",
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collectorOption,
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"-XX:SharedArchiveConfigFile=" + TestCommon.getSourceFile("SharedStringsBasic.txt"),
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extraOption);
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if (expectedWarning != null)
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output.shouldContain(expectedWarning);
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if (expectedToFail) {
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Asserts.assertNE(output.getExitValue(), 0,
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"JVM is expected to fail, but did not");
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}
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}
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static void testExec(int testCaseNr, String collectorOption, String extraOption,
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String expectedWarning, boolean expectedToFail) throws Exception {
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OutputAnalyzer output;
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System.out.println("Testcase: " + testCaseNr);
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// needed, otherwise system considers empty extra option as a
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// main class param, and fails with "Could not find or load main class"
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if (!extraOption.isEmpty()) {
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output = TestCommon.exec(appJar, "-XX:+UseCompressedOops",
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collectorOption, extraOption, "HelloString");
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} else {
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output = TestCommon.exec(appJar, "-XX:+UseCompressedOops",
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collectorOption, "HelloString");
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}
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if (expectedWarning != null)
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output.shouldMatch(expectedWarning);
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if (expectedToFail)
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Asserts.assertNE(output.getExitValue(), 0);
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else
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SharedStringsUtils.checkExec(output);
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}
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}
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