GenericTestCaseForUnsupportedAArch64CPU.java revision 11707:ad7af1afda7a 
1/*
2 * Copyright (c) 2014, 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
24package compiler.intrinsics.sha.cli.testcases;
25
26import compiler.intrinsics.sha.cli.SHAOptionsBase;
27import jdk.test.lib.ExitCode;
28import jdk.test.lib.Platform;
29import jdk.test.lib.cli.CommandLineOptionTest;
30import jdk.test.lib.cli.predicate.AndPredicate;
31import jdk.test.lib.cli.predicate.NotPredicate;
32
33/**
34 * Generic test case for SHA-related options targeted to AArch64 CPUs
35 * which don't support instruction required by the tested option.
36 */
37public class GenericTestCaseForUnsupportedAArch64CPU extends
38        SHAOptionsBase.TestCase {
39    public GenericTestCaseForUnsupportedAArch64CPU(String optionName) {
40        super(optionName, new AndPredicate(Platform::isAArch64,
41                new NotPredicate(SHAOptionsBase.getPredicateForOption(
42                        optionName))));
43    }
44
45    @Override
46    protected void verifyWarnings() throws Throwable {
47        String shouldPassMessage = String.format("JVM startup should pass with"
48                + "option '-XX:-%s' without any warnings", optionName);
49        //Verify that option could be disabled without any warnings.
50        CommandLineOptionTest.verifySameJVMStartup(null, new String[] {
51                        SHAOptionsBase.getWarningForUnsupportedCPU(optionName)
52                }, shouldPassMessage, shouldPassMessage, ExitCode.OK,
53                SHAOptionsBase.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
54                CommandLineOptionTest.prepareBooleanFlag(optionName, false));
55
56        shouldPassMessage = String.format("If JVM is started with '-XX:-"
57                + "%s' '-XX:+%s', output should contain warning.",
58                SHAOptionsBase.USE_SHA_OPTION, optionName);
59
60        // Verify that when the tested option is enabled, then
61        // a warning will occur in VM output if UseSHA is disabled.
62        if (!optionName.equals(SHAOptionsBase.USE_SHA_OPTION)) {
63            CommandLineOptionTest.verifySameJVMStartup(
64                    new String[] { SHAOptionsBase.getWarningForUnsupportedCPU(optionName) },
65                    null,
66                    shouldPassMessage,
67                    shouldPassMessage,
68                    ExitCode.OK,
69                    SHAOptionsBase.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
70                    CommandLineOptionTest.prepareBooleanFlag(SHAOptionsBase.USE_SHA_OPTION, false),
71                    CommandLineOptionTest.prepareBooleanFlag(optionName, true));
72        }
73    }
74
75    @Override
76    protected void verifyOptionValues() throws Throwable {
77        // Verify that option is disabled by default.
78        CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "false",
79                String.format("Option '%s' should be disabled by default",
80                        optionName),
81                SHAOptionsBase.UNLOCK_DIAGNOSTIC_VM_OPTIONS);
82
83        // Verify that option is disabled even if it was explicitly enabled
84        // using CLI options.
85        CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "false",
86                String.format("Option '%s' should be off on unsupported "
87                        + "AArch64CPU even if set to true directly", optionName),
88                SHAOptionsBase.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
89                CommandLineOptionTest.prepareBooleanFlag(optionName, true));
90
91        // Verify that option is disabled when +UseSHA was passed to JVM.
92        CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "false",
93                String.format("Option '%s' should be off on unsupported "
94                        + "AArch64CPU even if %s flag set to JVM",
95                        optionName, CommandLineOptionTest.prepareBooleanFlag(
96                            SHAOptionsBase.USE_SHA_OPTION, true)),
97                SHAOptionsBase.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
98                CommandLineOptionTest.prepareBooleanFlag(
99                        SHAOptionsBase.USE_SHA_OPTION, true));
100    }
101}
102