1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 /*
  26  * @test
  27  * @library /testlibrary /test/lib /
  28  * @modules java.base/jdk.internal.misc
  29  *          java.management
  30  *
  31  * @build compiler.cpuflags.TestAESIntrinsicsOnUnsupportedConfig
  32  *        compiler.codegen.aes.TestAESMain
  33  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  34  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  35  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
  36  *       -XX:+WhiteBoxAPI -Xbatch
  37  *       compiler.cpuflags.TestAESIntrinsicsOnUnsupportedConfig
  38  */
  39 
  40 package compiler.cpuflags;
  41 
  42 import jdk.test.lib.OutputAnalyzer;
  43 import jdk.test.lib.ProcessTools;
  44 import jdk.test.lib.cli.predicate.NotPredicate;
  45 
  46 public class TestAESIntrinsicsOnUnsupportedConfig extends AESIntrinsicsBase {
  47 
  48     private static final String INTRINSICS_NOT_AVAILABLE_MSG = "warning: AES "
  49             + "intrinsics are not available on this CPU";
  50     private static final String AES_NOT_AVAILABLE_MSG = "warning: AES "
  51             + "instructions are not available on this CPU";
  52 
  53     /**
  54      * Constructs new TestAESIntrinsicsOnUnsupportedConfig that will be
  55      * executed only if AESSupportPredicate returns false
  56      */
  57     private TestAESIntrinsicsOnUnsupportedConfig() {
  58         super(new NotPredicate(AESIntrinsicsBase.AES_SUPPORTED_PREDICATE));
  59     }
  60 
  61     @Override
  62     protected void runTestCases() throws Throwable {
  63         testUseAES();
  64         testUseAESIntrinsics();
  65     }
  66 
  67     /**
  68      * Test checks following situation: <br/>
  69      * UseAESIntrinsics flag is set to true, TestAESMain is executed <br/>
  70      * Expected result: UseAESIntrinsics flag is set to false <br/>
  71      * UseAES flag is set to false <br/>
  72      * Output shouldn't contain intrinsics usage <br/>
  73      * Output should contain message about intrinsics unavailability
  74      * @throws Throwable
  75      */
  76     private void testUseAESIntrinsics() throws Throwable {
  77         OutputAnalyzer outputAnalyzer = ProcessTools.executeTestJvm(
  78                 AESIntrinsicsBase.prepareArguments(prepareBooleanFlag(
  79                         AESIntrinsicsBase.USE_AES_INTRINSICS, true)));
  80         final String errorMessage = "Case testUseAESIntrinsics failed";
  81         verifyOutput(new String[] {INTRINSICS_NOT_AVAILABLE_MSG},
  82                 new String[] {AESIntrinsicsBase.CIPHER_INTRINSIC,
  83                         AESIntrinsicsBase.AES_INTRINSIC},
  84                 errorMessage, outputAnalyzer);
  85         verifyOptionValue(AESIntrinsicsBase.USE_AES_INTRINSICS, "false",
  86                 errorMessage, outputAnalyzer);
  87         verifyOptionValue(AESIntrinsicsBase.USE_AES, "false", errorMessage,
  88                 outputAnalyzer);
  89     }
  90 
  91     /**
  92      * Test checks following situation: <br/>
  93      * UseAESIntrinsics flag is set to true, TestAESMain is executed <br/>
  94      * Expected result: UseAES flag is set to false <br/>
  95      * UseAES flag is set to false <br/>
  96      * Output shouldn't contain intrinsics usage <br/>
  97      * Output should contain message about AES unavailability <br/>
  98      * @throws Throwable
  99      */
 100     private void testUseAES() throws Throwable {
 101         OutputAnalyzer outputAnalyzer = ProcessTools.executeTestJvm(
 102                 AESIntrinsicsBase.prepareArguments(prepareBooleanFlag
 103                         (AESIntrinsicsBase.USE_AES, true)));
 104         final String errorMessage = "Case testUseAES failed";
 105         verifyOutput(new String[] {AES_NOT_AVAILABLE_MSG},
 106                 new String[] {AESIntrinsicsBase.CIPHER_INTRINSIC,
 107                 AESIntrinsicsBase.AES_INTRINSIC}, errorMessage, outputAnalyzer);
 108         verifyOptionValue(AESIntrinsicsBase.USE_AES_INTRINSICS, "false",
 109                 errorMessage, outputAnalyzer);
 110         verifyOptionValue(AESIntrinsicsBase.USE_AES, "false", errorMessage,
 111                 outputAnalyzer);
 112     }
 113 
 114     public static void main(String args[]) throws Throwable {
 115         new TestAESIntrinsicsOnUnsupportedConfig().test();
 116     }
 117 }