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