J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2000-2002 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /** |
| 25 | * @test |
| 26 | * @bug 4312961 |
| 27 | * @summary Verify that an instance filter on a MethodEntryRequest works |
| 28 | * properly. |
| 29 | * |
| 30 | * @author Robert Field/Jim Holmlund |
| 31 | * |
| 32 | * @run build TestScaffold VMConnection TargetAdapter TargetListener |
| 33 | * @run compile -g InstanceFilter.java |
| 34 | * @run main/othervm InstanceFilter |
| 35 | */ |
| 36 | import com.sun.jdi.*; |
| 37 | import com.sun.jdi.event.*; |
| 38 | import com.sun.jdi.request.*; |
| 39 | |
| 40 | class InstanceFilterTarg { |
| 41 | static InstanceFilterTarg first = new InstanceFilterTarg(); |
| 42 | static InstanceFilterTarg second = new InstanceFilterTarg(); |
| 43 | static InstanceFilterTarg third = new InstanceFilterTarg(); |
| 44 | |
| 45 | public static void main(String args[]) { |
| 46 | start(); |
| 47 | } |
| 48 | |
| 49 | static void start() { |
| 50 | first.go(); |
| 51 | second.go(); |
| 52 | third.go(); |
| 53 | } |
| 54 | |
| 55 | void go() { |
| 56 | one(); |
| 57 | two(); |
| 58 | three(); |
| 59 | } |
| 60 | |
| 61 | void one() { |
| 62 | } |
| 63 | |
| 64 | void two() { |
| 65 | } |
| 66 | |
| 67 | void three() { |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | public class InstanceFilter extends TestScaffold { |
| 72 | ReferenceType targetClass; |
| 73 | |
| 74 | ObjectReference theInstance; |
| 75 | MethodEntryRequest methodEntryRequest; |
| 76 | int methodCount = 0; |
| 77 | // These are the methods for which we expect to get MethodEntryEvents. |
| 78 | String[] expectedMethods = new String[] { "go", "one", "two", "three"}; |
| 79 | |
| 80 | public static void main(String args[]) throws Exception { |
| 81 | new InstanceFilter(args).startTests(); |
| 82 | } |
| 83 | |
| 84 | InstanceFilter(String args[]) throws Exception { |
| 85 | super(args); |
| 86 | } |
| 87 | |
| 88 | /** |
| 89 | * Override TestScaffold.methodEntered. This should get called |
| 90 | * once for each method named in 'expectedMethods', and for |
| 91 | * the instance that we select to filter on. |
| 92 | */ |
| 93 | public void methodEntered(MethodEntryEvent event) { |
| 94 | if (testFailed) { |
| 95 | return; |
| 96 | } |
| 97 | // Find the instance and verify that it is |
| 98 | // the one we want. |
| 99 | ObjectReference theThis; |
| 100 | try { |
| 101 | theThis = event.thread().frame(0).thisObject(); |
| 102 | } catch (IncompatibleThreadStateException ee) { |
| 103 | failure("FAILED: Exception occured in methodEntered: " + ee); |
| 104 | return; |
| 105 | } |
| 106 | if (theThis == null) { |
| 107 | // This happens when the thread has exited. |
| 108 | methodEntryRequest.disable(); |
| 109 | return; |
| 110 | } |
| 111 | |
| 112 | if (!theThis.equals(theInstance)) { |
| 113 | failure("FAILED: Got a hit on a non-selected instance"); |
| 114 | } |
| 115 | |
| 116 | // fail if we don't get called for each of the expected methods |
| 117 | { |
| 118 | String methodStr = event.location().method().name(); |
| 119 | |
| 120 | if (methodCount >= expectedMethods.length) { |
| 121 | failure("FAILED: Got too many methodEntryEvents"); |
| 122 | } else if (methodStr.indexOf(expectedMethods[methodCount]) == -1) { |
| 123 | failure("FAILED: Expected method: " + expectedMethods[methodCount]); |
| 124 | } |
| 125 | methodCount++; |
| 126 | println("Method: " + methodStr); |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | protected void runTests() throws Exception { |
| 131 | |
| 132 | BreakpointEvent bpe = startTo("InstanceFilterTarg", "go", "()V"); |
| 133 | targetClass = bpe.location().declaringType(); |
| 134 | |
| 135 | Field field = targetClass.fieldByName("second"); |
| 136 | theInstance = (ObjectReference)(targetClass.getValue(field)); |
| 137 | |
| 138 | EventRequestManager mgr = vm().eventRequestManager(); |
| 139 | methodEntryRequest = mgr.createMethodEntryRequest(); |
| 140 | methodEntryRequest.addInstanceFilter(theInstance); |
| 141 | methodEntryRequest.enable(); |
| 142 | |
| 143 | listenUntilVMDisconnect(); |
| 144 | |
| 145 | if (!testFailed && methodCount < expectedMethods.length) { |
| 146 | failure("FAILED: Expected " + expectedMethods.length + " events, only got " |
| 147 | + methodCount); |
| 148 | } |
| 149 | if (!testFailed) { |
| 150 | println("InstanceFilter: passed"); |
| 151 | } else { |
| 152 | throw new Exception("InstanceFilter: failed"); |
| 153 | } |
| 154 | } |
| 155 | } |