hotspot/test/compiler/cpuflags/TestAESIntrinsicsOnUnsupportedConfig.java
author duke
Wed, 05 Jul 2017 22:24:41 +0200
changeset 41867 d62173b931bf
parent 41705 332239c052cc
child 46514 38a2f229b094
permissions -rw-r--r--
Merge
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/*
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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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 * @library /test/lib /
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 * @modules java.base/jdk.internal.misc
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 *          java.management
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 *
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 * @build sun.hotspot.WhiteBox
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 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
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 *                                sun.hotspot.WhiteBox$WhiteBoxPermission
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 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
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 *       -XX:+WhiteBoxAPI -Xbatch
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 *       compiler.cpuflags.TestAESIntrinsicsOnUnsupportedConfig
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 */
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package compiler.cpuflags;
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.process.ProcessTools;
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import jdk.test.lib.cli.predicate.NotPredicate;
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public class TestAESIntrinsicsOnUnsupportedConfig extends AESIntrinsicsBase {
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    private static final String INTRINSICS_NOT_AVAILABLE_MSG = "warning: AES "
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            + "intrinsics are not available on this CPU";
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    private static final String AES_NOT_AVAILABLE_MSG = "warning: AES "
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            + "instructions are not available on this CPU";
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    /**
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     * Constructs new TestAESIntrinsicsOnUnsupportedConfig that will be
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     * executed only if AESSupportPredicate returns false
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     */
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    private TestAESIntrinsicsOnUnsupportedConfig() {
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        super(new NotPredicate(AESIntrinsicsBase.AES_SUPPORTED_PREDICATE));
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    }
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    @Override
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    protected void runTestCases() throws Throwable {
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        testUseAES();
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        testUseAESIntrinsics();
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    }
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    /**
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     * Test checks following situation: <br/>
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     * UseAESIntrinsics flag is set to true, TestAESMain is executed <br/>
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     * Expected result: UseAESIntrinsics flag is set to false <br/>
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     * UseAES flag is set to false <br/>
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     * Output shouldn't contain intrinsics usage <br/>
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     * Output should contain message about intrinsics unavailability
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     * @throws Throwable
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     */
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    private void testUseAESIntrinsics() throws Throwable {
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        OutputAnalyzer outputAnalyzer = ProcessTools.executeTestJvm(
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                AESIntrinsicsBase.prepareArguments(prepareBooleanFlag(
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                        AESIntrinsicsBase.USE_AES_INTRINSICS, true)));
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        final String errorMessage = "Case testUseAESIntrinsics failed";
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        verifyOutput(new String[] {INTRINSICS_NOT_AVAILABLE_MSG},
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                new String[] {AESIntrinsicsBase.CIPHER_INTRINSIC,
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                        AESIntrinsicsBase.AES_INTRINSIC},
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                errorMessage, outputAnalyzer);
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        verifyOptionValue(AESIntrinsicsBase.USE_AES_INTRINSICS, "false",
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                errorMessage, outputAnalyzer);
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        verifyOptionValue(AESIntrinsicsBase.USE_AES, "false", errorMessage,
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                outputAnalyzer);
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    }
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    /**
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     * Test checks following situation: <br/>
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     * UseAESIntrinsics flag is set to true, TestAESMain is executed <br/>
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     * Expected result: UseAES flag is set to false <br/>
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     * UseAES flag is set to false <br/>
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     * Output shouldn't contain intrinsics usage <br/>
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     * Output should contain message about AES unavailability <br/>
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     * @throws Throwable
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     */
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    private void testUseAES() throws Throwable {
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        OutputAnalyzer outputAnalyzer = ProcessTools.executeTestJvm(
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                AESIntrinsicsBase.prepareArguments(prepareBooleanFlag
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                        (AESIntrinsicsBase.USE_AES, true)));
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        final String errorMessage = "Case testUseAES failed";
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        verifyOutput(new String[] {AES_NOT_AVAILABLE_MSG},
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                new String[] {AESIntrinsicsBase.CIPHER_INTRINSIC,
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                AESIntrinsicsBase.AES_INTRINSIC}, errorMessage, outputAnalyzer);
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        verifyOptionValue(AESIntrinsicsBase.USE_AES_INTRINSICS, "false",
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                errorMessage, outputAnalyzer);
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        verifyOptionValue(AESIntrinsicsBase.USE_AES, "false", errorMessage,
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                outputAnalyzer);
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    }
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    public static void main(String args[]) throws Throwable {
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        new TestAESIntrinsicsOnUnsupportedConfig().test();
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    }
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}