DebugOutputTest.java revision 10420:c558850fac57 
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 * @test
26 * @bug 8136421
27 * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64")
28 * @library / /testlibrary /test/lib
29 * @library ../common/patches
30 * @modules jdk.vm.ci/jdk.vm.ci.hotspot
31 * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
32 * @build compiler.jvmci.compilerToVM.DebugOutputTest
33 * @run main/othervm compiler.jvmci.compilerToVM.DebugOutputTest
34 */
35
36 // as soon as CODETOOLS-7901589 fixed, '@run main/othervm' should be replaced w/ '@run driver'
37
38package compiler.jvmci.compilerToVM;
39
40import jdk.vm.ci.hotspot.CompilerToVMHelper;
41import jdk.test.lib.ProcessTools;
42import java.util.Arrays;
43import jdk.test.lib.OutputAnalyzer;
44import jdk.test.lib.Utils;
45
46public class DebugOutputTest {
47    public static void main(String[] args) {
48        new DebugOutputTest().test();
49    }
50
51    private void test() {
52        for (TestCaseData testCase : TestCaseData.values()) {
53            System.out.println(testCase);
54            OutputAnalyzer oa;
55            try {
56                oa = ProcessTools.executeTestJvmAllArgs(
57                        "-XX:+UnlockExperimentalVMOptions",
58                        "-XX:+EnableJVMCI",
59                        "-Xbootclasspath/a:.",
60                        DebugOutputTest.Worker.class.getName(),
61                        testCase.name());
62               } catch (Throwable e) {
63                e.printStackTrace();
64                throw new Error("Problems running child process", e);
65            }
66            if (testCase.expectedException != null) {
67                oa.shouldHaveExitValue(1);
68                oa.shouldContain(testCase.expectedException.getName());
69            } else {
70                oa.shouldHaveExitValue(0);
71                oa.shouldContain(new String(testCase.getExpected()));
72            }
73        }
74    }
75
76    /**
77     * A list of test cases that are executed in forked VM
78     */
79    private enum TestCaseData {
80        PART_ARRAY(100, 50),
81        FULL_ARRAY(0, 255),
82        EMPTY(0, 0),
83        NEGATIVE_LENGTH(0, Integer.MIN_VALUE,
84                ArrayIndexOutOfBoundsException.class),
85        NEGATIVE_OFFSET(-1, 255,
86                ArrayIndexOutOfBoundsException.class),
87        LEFT_BOUND(Integer.MIN_VALUE, 100,
88                ArrayIndexOutOfBoundsException.class),
89        RIGHT_BOUND(Integer.MAX_VALUE, 100,
90                ArrayIndexOutOfBoundsException.class),
91        BIG_LENGTH(0, Integer.MAX_VALUE,
92                ArrayIndexOutOfBoundsException.class),
93        NULL_POINTER(0, 0,
94                NullPointerException.class),
95        ;
96
97        private static final int SIZE = 255;
98        private static final byte[] DATA = generate();
99        public final int offset;
100        public final int length;
101        public final Class<? extends Throwable> expectedException;
102
103        private TestCaseData(int offset, int length,
104                Class<? extends Throwable> expectedException) {
105            this.offset = offset;
106            this.length = length;
107            this.expectedException = expectedException;
108        }
109
110        private TestCaseData(int offset, int length) {
111            this(offset, length, null);
112        }
113
114        private static byte[] generate() {
115            byte[] byteArray = new byte[SIZE];
116            for (int i = 0; i < SIZE; i++) {
117                byteArray[i] = (byte) (i + 1);
118            }
119            return byteArray;
120        }
121
122        public byte[] getExpected() {
123            if (expectedException != null) {
124                return new byte[0];
125            }
126            return Arrays.copyOfRange(TestCaseData.DATA, offset,
127                    offset + length);
128        }
129
130        @Override
131        public String toString() {
132            return "CASE: " + this.name();
133        }
134
135        public byte[] getData() {
136            if (equals(NULL_POINTER)) {
137                return null;
138            } else {
139                return DATA;
140            }
141        }
142    }
143
144    public static class Worker {
145        public static void main(String[] args) {
146            for (String arg : args) {
147                TestCaseData tcase = TestCaseData.valueOf(arg);
148                CompilerToVMHelper.writeDebugOutput(tcase.getData(),
149                        tcase.offset, tcase.length);
150                CompilerToVMHelper.flushDebugOutput();
151            }
152        }
153    }
154}
155