70 lines
2.7 KiB
Java
70 lines
2.7 KiB
Java
/*
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* Copyright (c) 2013, 2019, 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 CdsDifferentObjectAlignment
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* @summary Testing CDS (class data sharing) using varying object alignment.
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* Using different object alignment for each dump/load pair.
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* This is a negative test; using object alignment for loading that
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* is different from object alignment for creating a CDS file
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* should fail when loading.
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* @requires vm.cds
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* @requires vm.bits == 64
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* @library /test/lib
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* @bug 8025642
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* @run driver CdsDifferentObjectAlignment
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*/
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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 jdk.test.lib.Platform;
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public class CdsDifferentObjectAlignment {
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public static void main(String[] args) throws Exception {
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createAndLoadSharedArchive(16, 64);
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createAndLoadSharedArchive(64, 32);
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}
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// Parameters are object alignment expressed in bytes
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private static void
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createAndLoadSharedArchive(int createAlignment, int loadAlignment)
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throws Exception {
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String createAlignmentArgument = "-XX:ObjectAlignmentInBytes=" +
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createAlignment;
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String loadAlignmentArgument = "-XX:ObjectAlignmentInBytes=" +
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loadAlignment;
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String expectedErrorMsg =
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String.format(
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"The shared archive file's ObjectAlignmentInBytes of %d " +
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"does not equal the current ObjectAlignmentInBytes of %d",
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createAlignment,
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loadAlignment);
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CDSTestUtils.createArchiveAndCheck(createAlignmentArgument);
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OutputAnalyzer out = CDSTestUtils.runWithArchive("-Xlog:cds", loadAlignmentArgument);
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CDSTestUtils.checkExecExpectError(out, 1, expectedErrorMsg);
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}
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}
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