1#!/bin/sh 2 3# 4# Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. 5# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 6# 7# This code is free software; you can redistribute it and/or modify it 8# under the terms of the GNU General Public License version 2 only, as 9# published by the Free Software Foundation. 10# 11# This code is distributed in the hope that it will be useful, but WITHOUT 12# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14# version 2 for more details (a copy is included in the LICENSE file that 15# accompanied this code). 16# 17# You should have received a copy of the GNU General Public License version 18# 2 along with this work; if not, write to the Free Software Foundation, 19# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20# 21# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22# or visit www.oracle.com if you need additional information or have any 23# questions. 24# 25 26# @test 27# @bug 4511950 4843082 28# @summary 1. jdb's expression evaluation doesn't perform string conversion properly 29# 2. TTY: run on expression evaluation 30# @author jim/suvasis mukherjee 31# 32# @run shell StringConvertTest.sh 33 34# Run this script to see the bug. See comments at the end 35# of the .java file for info on what the bug looks like. 36 37# These are variables that can be set to control execution 38 39#pkg=untitled7 40classname=StringConvertTest 41compileOptions=-g 42#java=java_g 43#mode=-Xcomp 44 45#jdbOptions=-dbgtrace 46createJavaFile() 47{ 48 cat <<EOF > $1.java.1 49 50class $classname { 51 String me; 52 static JJ1 x1; 53 static JJ2 x2; 54 static JJ2[] x3 = new JJ2[2]; 55 static String x4 = "abc"; 56 static int ii = 89; 57 static String grower = "grower"; 58 static StringBuffer sbGrower = new StringBuffer("sbGrower"); 59 int ivar = 89; 60 $classname(String xx) { 61 me = xx; 62 } 63 64 static String fred() { 65 return "a static method"; 66 } 67 68 void gus() { 69 int gusLoc = 1; 70 StringBuffer sbTim = new StringBuffer("tim"); 71 int kk = 1; //@1 breakpoint 72 } 73 74 static String growit(String extra) { 75 grower += extra; 76 return grower; 77 } 78 79 static String sbGrowit(String extra) { 80 sbGrower.append(extra); 81 return sbGrower.toString(); 82 } 83 84 public static void main(String[] args) { 85 x1 = new JJ1("first JJ1"); 86 x2 = new JJ2("first JJ2"); 87 x3[0] = new JJ2("array0"); 88 x3[1] = new JJ2("array1"); 89 $classname loc1 = new $classname("first me"); 90 91 // These just show what output should look like 92 System.out.println("x1 = " + x1); 93 System.out.println("x2 = " + x2); 94 System.out.println("x3.toString = " + x3.toString()); 95 System.out.println("x4.toString = " + x4.toString()); 96 97 // Dont want to call growit since it would change 98 // the value. 99 100 System.out.println("loc1 = " + loc1); 101 System.out.println("-" + loc1); 102 loc1.gus(); 103 } 104 105 // This does not have a toString method 106 static class JJ1 { 107 String me; 108 109 JJ1(String whoAmI) { 110 me = whoAmI; 111 } 112 } 113 114 // This has a toString method 115 static class JJ2 { 116 String me; 117 118 JJ2(String whoAmI) { 119 me = whoAmI; 120 } 121 public String toString() { 122 return me; 123 } 124 125 public int meth1() { 126 return 89; 127 } 128 } 129} 130 131EOF 132} 133 134# This is called to feed cmds to jdb. 135dojdbCmds() 136{ 137 setBkpts @1 138 runToBkpt @1 139 140 # Each print without the 'toString()' should print the 141 # same thing as the following print with the toString(). 142 # The print 1s are just spacers 143 144 cmd print $classname.x1 145 cmd print "$classname.x1.toString()" 146 cmd print 1 147 148 cmd print $classname.x2 149 cmd print "$classname.x2.toString()" 150 cmd print 1 151 152 # An unreported bug: this isn't handled correctly. 153 # If we uncomment this line, we will get an 'instance of...' line 154 # which will cause the test to fail. 155 #cmd print "(Object)($classname.x3)" 156 cmd print "((Object)$classname.x3).toString()" 157 cmd print 1 158 159 cmd print $classname.x4 160 cmd print "$classname.x4.toString()" 161 cmd print 1 162 163 # Make sure jdb doesn't call a method multiple times. 164 cmd print "$classname.growit(\"xyz\")" 165 cmd eval "$classname.sbGrower.append(\"xyz\")" 166 cmd print 1 167 168 cmd eval "sbTim.toString()" 169 cmd print 1 170 171 cmd print this 172 cmd print "this.toString()" 173 cmd print 1 174 175 # A possible bug is that this ends up with multiple "s 176 cmd print '"--" + '$classname.x1 177 cmd print 1 178 179 # This too 180 cmd print "$classname.x4 + 2" 181 cmd print 1 182 183 cmd print "this.ivar" 184 cmd print gusLoc 185 cmd print 1 186 cmd quit 187} 188 189mysetup() 190{ 191 if [ -z "$TESTSRC" ] ; then 192 TESTSRC=. 193 fi 194 195 for ii in . $TESTSRC $TESTSRC/.. ; do 196 if [ -r "$ii/ShellScaffold.sh" ] ; then 197 . $ii/ShellScaffold.sh 198 break 199 fi 200 done 201} 202 203# You could replace this next line with the contents 204# of ShellScaffold.sh and this script will run just the same. 205mysetup 206 207runit 208jdbFailIfPresent '""' 209jdbFailIfPresent 'instance of' 210jdbFailIfPresent 'xyzxyz' 211pass 212