1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
|
# Copyright 2003-2004, 2006-2012 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This file was written by Adam Fedor (fedor@gnu.org)
if $tracelevel then {
strace $tracelevel
}
set testfile "basicclass"
set srcfile ${testfile}.m
set binfile ${objdir}/${subdir}/${testfile}
#
# Objective-C program compilation isn't standard. We need to figure out
# which libraries to link in. Most of the time it uses pthread
#
if {[gdb_compile_objc "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug ]] != "" } {
return -1
}
#
# Deduce language of main()
#
proc deduce_language_of_main {} {
global gdb_prompt
# See what language gdb thinks main() is, prior to reading full symbols.
# I think this fails for COFF targets.
send_gdb "show language\n"
gdb_expect {
-re ".* source language is \"auto; currently objective-c\".*$gdb_prompt $" {
pass "deduced language is Objective-C, before full symbols"
}
-re ".*$gdb_prompt $" {
fail "source language not correct for Objective-C (psymtabs only)"
return
}
timeout {
fail "can't show language (timeout)"
return
}
}
runto_main
# See if our idea of the language has changed.
send_gdb "show language\n"
gdb_expect {
-re ".* source language is \"auto; currently objective-c\".*$gdb_prompt $" {
pass "deduced language is Objective-C, after full symbols"
}
-re ".*$gdb_prompt $" {
fail "source language not correct for Objective-C (full symbols)"
return
}
timeout {
fail "can't show language (timeout)"
return
}
}
}
proc do_objc_tests {} {
global subdir
global objdir
global srcdir
global binfile
global gdb_prompt
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load $binfile
deduce_language_of_main
}
do_objc_tests
#
# Breakpoint tests
#
# Disable pending breakpoint query to avoid timeouts
# if Obj-C symbols cannot be found
gdb_test "set breakpoint pending off" "" "set breakpoint pending"
gdb_test "break doIt" \
"Breakpoint.*at.* file .*$srcfile, line.29.*" \
"breakpoint method"
gdb_test "break takeArg:" \
"Breakpoint.*at.* file .*$srcfile, line.34.*" \
"breakpoint method with colon"
gdb_test "break newWithArg:" \
"Breakpoint.*at.* file .*$srcfile, line.22.*" \
"breakpoint class method with colon"
#
# Continue until breakpoint (test re-setting breakpoint)
#
gdb_test continue \
"Continuing\\..*Breakpoint \[0-9\]+, -.BasicClass takeArg:. \\(self=.*, _cmd=.*, arg=.*\\) at .*$srcfile:34.*" \
"continue until method breakpoint"
#
# Test resetting breakpoints when re-running program
#
gdb_run_cmd
gdb_expect {
-re "Breakpoint \[0-9\]+,.*main .*argc.*argv.* at .*$srcfile:.*$gdb_prompt $"\
{ pass "resetting breakpoints when rerunning" }
-re ".*$gdb_prompt $" { fail "resetting breakpoints when rerunning" }
timeout { fail "resetting breakpoints when rerunning" }
}
#
# Continue until breakpoint (test re-setting breakpoint)
#
gdb_test continue \
"Continuing\\..*Breakpoint \[0-9\]+, -.BasicClass takeArg:. \\(self=.*, _cmd=.*, arg=.*\\) at .*$srcfile:34.*" \
"continue until method breakpoint"
#
# Test printing objects
#
gdb_test "print object" \
"\\$\[0-9\] = .*0x0" \
" print an ivar of self"
gdb_test "print self" \
"\\$\[0-9\] = \\(.*BasicClass \\*\\) 0x\[0-9a-f\]+" \
" print self"
gdb_test "print \*self" \
"\\$\[0-9\] = \{{?isa = 0x\[0-9a-f\]+}?, object = 0x0\}" \
" print contents of self"
#
# Break in a category
#
gdb_test "break hiddenMethod" \
"Breakpoint.*at.* file .*$srcfile, line.61." \
"breakpoint in category method"
#
# Continue until breakpoint (test re-setting category breakpoint)
#
gdb_test continue \
"Continuing\\..*Breakpoint \[0-9\]+, -.BasicClass\\(Private\\) hiddenMethod. \\(self=.*, _cmd=.*\\) at .*$srcfile:61.*" \
"continue until category method"
#
# Test calling Objective-C methods
#
gdb_test "print \[self printHi\]" \
"Hi.*\\$\[0-9\] = \\(.*objc_object \\*\\) 0x\[0-9a-f\]+" \
"Call an Objective-C method with no arguments"
gdb_test "print \[self printNumber: 42\]" \
"42.*\\$\[0-9\] = 43" \
"Call an Objective-C method with one argument"
#
# Test printing the object description
#
gdb_test "print-object object" \
"BasicClass gdb test object" \
"Use of the print-object command"
gdb_test "po self" \
"BasicClass gdb test object" \
"Use of the po (print-object) command"
|
