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 4326648 4768329 |
| 27 | * @summary Test to verify that table entries are generated for all final |
| 28 | * locals when a class is built for debug, even if they could be |
| 29 | * inlined otherwise. |
| 30 | * |
| 31 | * @author Tim Bell |
| 32 | * |
| 33 | * @run build TestScaffold VMConnection TargetListener TargetAdapter |
| 34 | * @run compile -g FinalLocalsTest.java |
| 35 | * @run main FinalLocalsTest |
| 36 | */ |
| 37 | import com.sun.jdi.*; |
| 38 | import com.sun.jdi.event.*; |
| 39 | import com.sun.jdi.request.*; |
| 40 | |
| 41 | import java.util.*; |
| 42 | |
| 43 | /********** target program **********/ |
| 44 | |
| 45 | class FinalLocalsTarg { |
| 46 | public void test1 (final int t, int k){ |
| 47 | String s1 = "first"; |
| 48 | final int z = 0; |
| 49 | if (true) { |
| 50 | final float r = 10.00f; |
| 51 | boolean b = true; |
| 52 | System.out.println(r); |
| 53 | } |
| 54 | } |
| 55 | public void hi(){ |
| 56 | return; |
| 57 | } |
| 58 | public static void main(String[] args) { |
| 59 | System.out.print("in FinalLocalsTarg:"); |
| 60 | new FinalLocalsTarg().hi(); |
| 61 | return; |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | /********** test program **********/ |
| 66 | |
| 67 | public class FinalLocalsTest extends TestScaffold { |
| 68 | ReferenceType targetClass; |
| 69 | ThreadReference mainThread; |
| 70 | |
| 71 | FinalLocalsTest (String args[]) { |
| 72 | super(args); |
| 73 | } |
| 74 | |
| 75 | public static void main(String[] args) throws Exception { |
| 76 | new FinalLocalsTest(args).startTests(); |
| 77 | } |
| 78 | |
| 79 | /********** test core **********/ |
| 80 | static final int VARIABLES = 1; |
| 81 | static final int BYNAME = 2; |
| 82 | static final int ARGUMENTS = 3; |
| 83 | /* |
| 84 | * Take a String containing comma separated values |
| 85 | * and return those values in a TreeSet. |
| 86 | */ |
| 87 | private TreeSet buildSet(String in) { |
| 88 | TreeSet result = new TreeSet(); |
| 89 | StringTokenizer tt = new StringTokenizer(in, ","); |
| 90 | while (tt.hasMoreTokens()) { |
| 91 | String ss = tt.nextToken(); |
| 92 | if (! result.add(ss)) { |
| 93 | failure ("Duplicate entry \"" + ss + "\" in string: " + |
| 94 | in + " is not allowed"); |
| 95 | } |
| 96 | } |
| 97 | return result; |
| 98 | } |
| 99 | |
| 100 | private void test(Method method, int which, String name, String expected) { |
| 101 | String got = testCase(method, which); |
| 102 | System.out.println(" test() comparing expected = " + expected + |
| 103 | " to got = " + got); |
| 104 | TreeSet expectedSet = buildSet(expected); |
| 105 | TreeSet gotSet = buildSet(got); |
| 106 | |
| 107 | while (! expectedSet.isEmpty()) { |
| 108 | String ee = (String)expectedSet.first(); |
| 109 | expectedSet.remove(ee); |
| 110 | if (gotSet.contains(ee)) { |
| 111 | gotSet.remove(ee); |
| 112 | } else { |
| 113 | failure (name + " Expected entry \"" + ee + "\" not found"); |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | //assert expectedSet.isEmpty() : name + " expected set should have been emptied"; |
| 118 | |
| 119 | if (! gotSet.isEmpty()) { |
| 120 | StringBuffer sb = new StringBuffer(); |
| 121 | Iterator it = gotSet.iterator(); |
| 122 | while (it.hasNext()) { |
| 123 | sb.append(it.next()); |
| 124 | if (it.hasNext()) { |
| 125 | sb.append(","); |
| 126 | } |
| 127 | } |
| 128 | failure (name + " Unexpected entries found: " + sb.toString()); |
| 129 | } |
| 130 | } |
| 131 | |
| 132 | String testCase(Method method, int which) { |
| 133 | try { |
| 134 | List vars; |
| 135 | switch (which) { |
| 136 | case VARIABLES: |
| 137 | vars = method.variables(); |
| 138 | break; |
| 139 | case BYNAME: |
| 140 | vars = method.variablesByName("s1"); |
| 141 | break; |
| 142 | case ARGUMENTS: |
| 143 | vars = method.arguments(); |
| 144 | break; |
| 145 | default: |
| 146 | throw new InternalException("should not happen"); |
| 147 | } |
| 148 | StringBuffer sb = new StringBuffer(); |
| 149 | for (Iterator it = vars.iterator(); it.hasNext(); ) { |
| 150 | LocalVariable lv = (LocalVariable)it.next(); |
| 151 | if (sb.length() > 0) { |
| 152 | sb.append(","); |
| 153 | } |
| 154 | sb.append(lv.name()); |
| 155 | } |
| 156 | return sb.toString(); |
| 157 | } catch (Exception exc) { |
| 158 | String st = exc.getClass().getName(); |
| 159 | int inx = st.lastIndexOf('.'); |
| 160 | return st.substring(inx+1); |
| 161 | } |
| 162 | } |
| 163 | |
| 164 | protected void runTests() throws Exception { |
| 165 | /* |
| 166 | * Get to the top of main() |
| 167 | * to determine targetClass and mainThread |
| 168 | */ |
| 169 | BreakpointEvent bpe = startToMain("FinalLocalsTarg"); |
| 170 | targetClass = bpe.location().declaringType(); |
| 171 | mainThread = bpe.thread(); |
| 172 | EventRequestManager erm = vm().eventRequestManager(); |
| 173 | |
| 174 | /* |
| 175 | * Get to a point where the classes are loaded. |
| 176 | */ |
| 177 | BreakpointEvent bp = resumeTo("FinalLocalsTarg", "hi", "()V"); |
| 178 | |
| 179 | ReferenceType rt = findReferenceType("FinalLocalsTarg"); |
| 180 | if (rt == null) { |
| 181 | throw new Exception("FinalLocalsTarg: not loaded"); |
| 182 | } |
| 183 | |
| 184 | /* |
| 185 | * Inspect the LocalVariableTable attributes for method "test1" |
| 186 | * NOTE: .class files compiled with some versions of javac will |
| 187 | * give results listed in different order. That's OK. |
| 188 | */ |
| 189 | Method method = findMethod(rt, "test1", "(II)V"); |
| 190 | if (method == null) { |
| 191 | throw new Exception("Method not found"); |
| 192 | } |
| 193 | test(method, VARIABLES, "VARIABLES", |
| 194 | "t,k,s1,z,r,b"); |
| 195 | test(method, BYNAME, "BYNAME", |
| 196 | "s1"); |
| 197 | test(method, ARGUMENTS, "ARGUMENTS", |
| 198 | "t,k"); |
| 199 | |
| 200 | /* |
| 201 | * All Done. Resume the target listening for events |
| 202 | */ |
| 203 | listenUntilVMDisconnect(); |
| 204 | |
| 205 | /* |
| 206 | * deal with results of test |
| 207 | * if anything has called failure("foo") testFailed will be true |
| 208 | */ |
| 209 | if (!testFailed) { |
| 210 | println("FinalLocalsTest: passed"); |
| 211 | } else { |
| 212 | throw new Exception("FinalLocalsTest: failed"); |
| 213 | } |
| 214 | } |
| 215 | } |