1 /* 2 * Copyright (c) 2001, 2018, 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 package nsk.jdi.ArrayType.newInstance; 25 26 import nsk.share.*; 27 import nsk.share.jpda.*; 28 import nsk.share.jdi.*; 29 30 import com.sun.jdi.*; 31 import java.util.*; 32 import java.io.*; 33 34 /** 35 * The test for the implementation of an object of the type <BR> 36 * ArrayType. <BR> 37 * <BR> 38 * The test checks up that results of the method <BR> 39 * <code>com.sun.jdi.ArrayType.newInstance()</code> <BR> 40 * complies with its spec when componentType of an ArrayType <BR> 41 * object used as original for newInstance() is also ArrayType <BR> 42 * whose components are primitive type values. <BR> 43 * The test works as follows. <BR> 44 * <BR> 45 * For given debuggee's array whose components are <BR> 46 * a primitive (boolean in this particular case) arrays, <BR> 47 * a debugger forms corresponding ArrayType object <BR> 48 * to which it applies newInstance() method in order to get <BR> 49 * an ArrayReference object, newarray. <BR> 50 * Then the debugger checks up that: <BR> 51 * - newInstance() method's returned value != null; <BR> 52 * - length of newly created array is equal to 'arg' in <BR> 53 * newInstance(int arg) method invocation; <BR> 54 * - newarray.type().name().equals(array.componentType().name());<BR> 55 * - all components of new array are nulls <BR> 56 * as its default values at the moment of the array creation. <BR> 57 * <BR> 58 */ 59 60 public class newinstance002 { 61 62 //----------------------------------------------------- templete section 63 static final int PASSED = 0; 64 static final int FAILED = 2; 65 static final int PASS_BASE = 95; 66 67 //----------------------------------------------------- templete parameters 68 static final String 69 sHeader1 = "\n==> nsk/jdi/ArrayType/newInstance/newinstance002", 70 sHeader2 = "--> newinstance002: ", 71 sHeader3 = "##> newinstance002: "; 72 73 //----------------------------------------------------- main method 74 75 public static void main (String argv[]) { 76 int result = run(argv, System.out); 77 System.exit(result + PASS_BASE); 78 } 79 80 public static int run (String argv[], PrintStream out) { 81 return new newinstance002().runThis(argv, out); 82 } 83 84 //-------------------------------------------------- log procedures 85 86 private static boolean verbMode = false; 87 88 private static Log logHandler; 89 90 private static void log1(String message) { 91 logHandler.display(sHeader1 + message); 92 } 93 private static void log2(String message) { 94 logHandler.display(sHeader2 + message); 95 } 96 private static void log3(String message) { 97 logHandler.complain(sHeader3 + message); 98 } 99 100 // ************************************************ test parameters 101 102 private String debuggeeName = 103 "nsk.jdi.ArrayType.newInstance.newinstance002a"; 104 105 String mName = "nsk.jdi.ArrayType.newInstance"; 106 107 //====================================================== test program 108 109 static ArgumentHandler argsHandler; 110 static int testExitCode = PASSED; 111 112 //------------------------------------------------------ common section 113 114 private int runThis (String argv[], PrintStream out) { 115 116 Debugee debuggee; 117 118 argsHandler = new ArgumentHandler(argv); 119 logHandler = new Log(out, argsHandler); 120 Binder binder = new Binder(argsHandler, logHandler); 121 122 if (argsHandler.verbose()) { 123 debuggee = binder.bindToDebugee(debuggeeName + " -vbs"); // *** tp 124 } else { 125 debuggee = binder.bindToDebugee(debuggeeName); // *** tp 126 } 127 128 IOPipe pipe = new IOPipe(debuggee); 129 130 debuggee.redirectStderr(out); 131 log2("newinstance002a debuggee launched"); 132 debuggee.resume(); 133 134 String line = pipe.readln(); 135 if ((line == null) || !line.equals("ready")) { 136 log3("signal received is not 'ready' but: " + line); 137 return FAILED; 138 } else { 139 log2("'ready' recieved"); 140 } 141 142 VirtualMachine vm = debuggee.VM(); 143 144 //------------------------------------------------------ testing section 145 log1(" TESTING BEGINS"); 146 147 for (int i = 0; ; i++) { 148 pipe.println("newcheck"); 149 150 // There are potentially other non-test Java threads allocating objects and triggering 151 // GC's so we need to suspend the target VM to avoid the objects created in the test 152 // from being accidentally GC'ed. However, we need the target VM temporary resumed 153 // while reading its response. Below we resume the target VM (if required) and suspend 154 // it only after pipe.readln() returns. 155 156 // On the first iteration the target VM is not suspended yet. 157 if (i > 0) { 158 debuggee.resume(); 159 } 160 line = pipe.readln(); 161 162 // Suspending target VM to prevent other non-test Java threads from triggering GCs. 163 debuggee.suspend(); 164 165 if (line.equals("checkend")) { 166 log2(" : returned string is 'checkend'"); 167 break ; 168 } else if (!line.equals("checkready")) { 169 log3("ERROR: returned string is not 'checkready'"); 170 testExitCode = FAILED; 171 break ; 172 } 173 174 log1("new check: #" + i); 175 176 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ variable part 177 178 List listOftestedClasses = vm.classesByName(mName + ".newinstance002aTestClass"); 179 if (listOftestedClasses.size() != 1) { 180 log3("ERROR: listOftestedClasses.size() != 1"); 181 testExitCode = FAILED; 182 continue; 183 } 184 ReferenceType testedClass = 185 (ReferenceType) listOftestedClasses.get(0); 186 187 Field fieldArray = testedClass.fieldByName("a2"); 188 if (fieldArray == null) { 189 log3("ERROR: fieldArray == null"); 190 testExitCode = FAILED; 191 continue; 192 } 193 194 final int arraylength = 2; 195 196 log2("1111111111"); 197 198 ArrayType arrayArray = 199 (ArrayType) testedClass.getValue(fieldArray).type(); 200 201 log2("2222222222"); 202 203 ArrayReference newarrayArray = arrayArray.newInstance(arraylength); 204 if (newarrayArray == null) { 205 log3("ERROR: newarrayArray == null"); 206 testExitCode = FAILED; 207 continue; 208 } 209 log2("3333333333"); 210 211 try { 212 if ( newarrayArray.type().name().equals(arrayArray.componentType().name()) ) { 213 log3("ERROR : types are not equal :\n" + 214 "newarrayArray.type().name() =" + newarrayArray.type().name() + "\n" + 215 "arrayArray.componentType().name()=" + arrayArray.componentType().name() ); 216 testExitCode = FAILED; 217 continue; 218 } 219 } catch ( ClassNotLoadedException e ) { 220 log3("ERROR: ClassNotLoadedException for newarrayArray.type().name().equals(.."); 221 testExitCode = FAILED; 222 continue; 223 } 224 log2("4444444444"); 225 226 if (newarrayArray.length() != arraylength) { 227 log3("ERROR : newarrayArray.length() != arraylength " + newarrayArray.length()); 228 testExitCode = FAILED; 229 continue; 230 } 231 log2("5555555555"); 232 233 if (newarrayArray.getValue(0) != null || 234 newarrayArray.getValue(1) != null) { 235 log3("ERROR: newarrayArray.getValue() != null "); 236 testExitCode = FAILED; 237 continue; 238 } 239 240 log2("6666666666"); 241 242 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 243 } 244 log1(" TESTING ENDS"); 245 246 //-------------------------------------------------- test summary section 247 //------------------------------------------------- standard end section 248 249 debuggee.resume(); 250 pipe.println("quit"); 251 log2("waiting for the debuggee to finish ..."); 252 debuggee.waitFor(); 253 254 int status = debuggee.getStatus(); 255 if (status != PASSED + PASS_BASE) { 256 log3("debuggee returned UNEXPECTED exit status: " + 257 status + " != PASS_BASE"); 258 testExitCode = FAILED; 259 } else { 260 log2("debuggee returned expected exit status: " + 261 status + " == PASS_BASE"); 262 } 263 264 if (testExitCode != PASSED) { 265 System.out.println("TEST FAILED"); 266 } 267 return testExitCode; 268 } 269 }