1 /*
   2  * Copyright (c) 2014, 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 import com.oracle.java.testlibrary.ExitCode;
  25 import com.oracle.java.testlibrary.Platform;
  26 import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
  27 import com.oracle.java.testlibrary.cli.predicate.OrPredicate;
  28 
  29 /**
  30  * Generic test case for SHA-related options targeted to X86 CPUs that don't
  31  * support SHA-related instructions.
  32  */
  33 public class GenericTestCaseForUnsupportedX86CPU
  34         extends SHAOptionsBase.TestCase {
  35     public GenericTestCaseForUnsupportedX86CPU(String optionName) {
  36         super(optionName, new OrPredicate(Platform::isX64, Platform::isX86));
  37     }
  38 
  39     @Override
  40     protected void verifyWarnings() throws Throwable {
  41         String shouldPassMessage = String.format("JVM should start with '-XX:+"
  42                 + "%s' flag, but output should contain warning.", optionName);
  43         // Verify that when the tested option is explicitly enabled, then
  44         // a warning will occur in VM output.
  45         CommandLineOptionTest.verifySameJVMStartup(new String[] {
  46                         SHAOptionsBase.getWarningForUnsupportedCPU(optionName)
  47                 }, null, shouldPassMessage, shouldPassMessage, ExitCode.OK,
  48                 CommandLineOptionTest.prepareBooleanFlag(optionName, true));
  49 
  50         shouldPassMessage = String.format("JVM should start with '-XX:-%s' "
  51                 + "flag without any warnings", optionName);
  52         // Verify that the tested option could be explicitly disabled without
  53         // a warning.
  54         CommandLineOptionTest.verifySameJVMStartup(null, new String[] {
  55                         SHAOptionsBase.getWarningForUnsupportedCPU(optionName)
  56                 }, shouldPassMessage, shouldPassMessage, ExitCode.OK,
  57                 CommandLineOptionTest.prepareBooleanFlag(optionName, false));
  58     }
  59 
  60     @Override
  61     protected void verifyOptionValues() throws Throwable {
  62         // Verify that the tested option is disabled by default.
  63         CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "false",
  64                 String.format("Option '%s' should be disabled by default",
  65                         optionName));
  66 
  67         // Verify that it is not possible to explicitly enable the option.
  68         CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "false",
  69                 String.format("Option '%s' should be off on unsupported "
  70                         + "X86CPU even if set to true directly", optionName),
  71                 CommandLineOptionTest.prepareBooleanFlag(optionName, true));
  72 
  73         // Verify that the tested option is disabled even if +UseSHA was passed
  74         // to JVM.
  75         CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "false",
  76                 String.format("Option '%s' should be off on unsupported "
  77                         + "X86CPU even if %s flag set to JVM",
  78                         optionName, CommandLineOptionTest.prepareBooleanFlag(
  79                             SHAOptionsBase.USE_SHA_OPTION, true)),
  80                 CommandLineOptionTest.prepareBooleanFlag(
  81                         SHAOptionsBase.USE_SHA_OPTION, true));
  82     }
  83 }