78 lines
3.0 KiB
Java
78 lines
3.0 KiB
Java
/*
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* Copyright (c) 2014, 2022, 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 SharedBaseAddress
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* @summary Test variety of values for SharedBaseAddress, in AppCDS mode,
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* making sure VM handles normal values as well as edge values
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* w/o a crash.
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* @requires vm.cds
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* @library /test/lib
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* @compile test-classes/Hello.java
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* @run main/timeout=240 SharedBaseAddress
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*/
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import jdk.test.lib.Platform;
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import jdk.test.lib.process.OutputAnalyzer;
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public class SharedBaseAddress {
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// shared base address test table for {32, 64}bit VM
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private static final String[] testTableShared = {
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"1g", "0", "1", "64k", "64M"
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};
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// shared base address test table for 64bit VM only
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private static final String[] testTable64 = {
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"8g", "64g","512g", "4t",
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"32t", "128t", "320g",
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"0x800001000" // Default base address + 1 page - probably valid but unaligned to metaspace alignment, see JDK 8247522
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};
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public static void test(String[] testTable) throws Exception {
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String appJar = JarBuilder.getOrCreateHelloJar();
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for (String testEntry : testTable) {
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System.out.println("sharedBaseAddress = " + testEntry);
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// Note: some platforms may restrict valid values for SharedBaseAddress; the VM should print
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// a warning and use the default value instead. Similar, ASLR may prevent the given address
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// from being used; this too should handled gracefully by using the default base address.
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OutputAnalyzer dumpOutput = TestCommon.dump(
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appJar, new String[] {"Hello"}, "-XX:SharedBaseAddress=" + testEntry);
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TestCommon.checkDump(dumpOutput, "Loading classes to share");
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OutputAnalyzer execOutput = TestCommon.exec(appJar, "Hello");
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TestCommon.checkExec(execOutput, "Hello World");
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}
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}
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public static void main(String[] args) throws Exception {
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test(testTableShared);
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if (Platform.is64bit()) {
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test(testTable64);
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}
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}
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}
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