/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

/*

 * @test

 * @library /test/lib /

 * @modules java.base/jdk.internal.misc

 *          java.management

 *

 * @build sun.hotspot.WhiteBox

 * @requires !(vm.cpu.features ~= ".*aes.*")

 * @run driver ClassFileInstaller sun.hotspot.WhiteBox

 *                                sun.hotspot.WhiteBox$WhiteBoxPermission

 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions

 *       -XX:+WhiteBoxAPI -Xbatch

 *       compiler.cpuflags.TestAESIntrinsicsOnUnsupportedConfig

 */

package compiler.cpuflags;

import jdk.test.lib.process.OutputAnalyzer;

import jdk.test.lib.process.ProcessTools;

import jdk.test.lib.cli.predicate.NotPredicate;

import static jdk.test.lib.cli.CommandLineOptionTest.*;

public class TestAESIntrinsicsOnUnsupportedConfig extends AESIntrinsicsBase {

    private static final String INTRINSICS_NOT_AVAILABLE_MSG = "warning: AES "

            + "intrinsics are not available on this CPU";

    private static final String AES_NOT_AVAILABLE_MSG = "warning: AES "

            + "instructions are not available on this CPU";

    protected void runTestCases() throws Throwable {

        testUseAES();

        testUseAESIntrinsics();

    }

    /**

     * Test checks following situation: <br/>

     * UseAESIntrinsics flag is set to true, TestAESMain is executed <br/>

     * Expected result: UseAESIntrinsics flag is set to false <br/>

     * UseAES flag is set to false <br/>

     * Output shouldn't contain intrinsics usage <br/>

     * Output should contain message about intrinsics unavailability

     * @throws Throwable

     */

    private void testUseAESIntrinsics() throws Throwable {

        OutputAnalyzer outputAnalyzer = ProcessTools.executeTestJvm(

                AESIntrinsicsBase.prepareArguments(prepareBooleanFlag(

                        AESIntrinsicsBase.USE_AES_INTRINSICS, true)));

        final String errorMessage = "Case testUseAESIntrinsics failed";

        verifyOutput(new String[] {INTRINSICS_NOT_AVAILABLE_MSG},

                new String[] {AESIntrinsicsBase.CIPHER_INTRINSIC,

                        AESIntrinsicsBase.AES_INTRINSIC},

                errorMessage, outputAnalyzer);

        verifyOptionValue(AESIntrinsicsBase.USE_AES_INTRINSICS, "false",

                errorMessage, outputAnalyzer);

        verifyOptionValue(AESIntrinsicsBase.USE_AES, "false", errorMessage,

                outputAnalyzer);

    }

    /**

     * Test checks following situation: <br/>

     * UseAESIntrinsics flag is set to true, TestAESMain is executed <br/>

     * Expected result: UseAES flag is set to false <br/>

     * UseAES flag is set to false <br/>

     * Output shouldn't contain intrinsics usage <br/>

     * Output should contain message about AES unavailability <br/>

     * @throws Throwable

     */

    private void testUseAES() throws Throwable {

        OutputAnalyzer outputAnalyzer = ProcessTools.executeTestJvm(

                AESIntrinsicsBase.prepareArguments(prepareBooleanFlag

                        (AESIntrinsicsBase.USE_AES, true)));

        final String errorMessage = "Case testUseAES failed";

        verifyOutput(new String[] {AES_NOT_AVAILABLE_MSG},

                new String[] {AESIntrinsicsBase.CIPHER_INTRINSIC,

                AESIntrinsicsBase.AES_INTRINSIC}, errorMessage, outputAnalyzer);

        verifyOptionValue(AESIntrinsicsBase.USE_AES_INTRINSICS, "false",

                errorMessage, outputAnalyzer);

        verifyOptionValue(AESIntrinsicsBase.USE_AES, "false", errorMessage,

                outputAnalyzer);

    }

    public static void main(String args[]) throws Throwable {

        new TestAESIntrinsicsOnUnsupportedConfig().runTestCases();

    }

}