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
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
|
/*
Unix SMB/CIFS implementation.
local testing of talloc routines.
Copyright (C) Andrew Tridgell 2004
Converted to ccan tests by Rusty Russell 2008
** NOTE! The following LGPL license applies to the talloc
** library. This does NOT imply that all of Samba is released
** under the LGPL
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <ccan/failtest/failtest_override.h>
#include <ccan/talloc/talloc.c>
#include <stdbool.h>
#include <ccan/tap/tap.h>
#include <ccan/failtest/failtest.h>
#define torture_assert(test, expr, str) \
ok(expr, "%s [\n%s: Expression %s failed: %s\n]\n", \
test, __location__, #expr, str)
#define torture_assert_str_equal(test, arg1, arg2, desc) \
ok(strcmp(arg1, arg2) == 0, \
"%s [\n%s: Expected %s, got %s: %s\n]\n", \
test, __location__, arg1, arg2, desc)
#define CHECK_SIZE(test, ptr, tsize) \
ok(talloc_total_size(ptr) == (tsize), \
"%s [\nwrong '%s' tree size: got %u expected %u\n]\n", \
test, #ptr, \
(unsigned)talloc_total_size(ptr), \
(unsigned)tsize)
#define CHECK_BLOCKS(test, ptr, tblocks) \
ok(talloc_total_blocks(ptr) == (tblocks), \
"%s [\nwrong '%s' tree blocks: got %u expected %u\n]\n", \
test, #ptr, \
(unsigned)talloc_total_blocks(ptr), \
(unsigned)tblocks)
#define CHECK_PARENT(test, ptr, parent) \
ok(talloc_parent(ptr) == (parent), \
"%s [\n'%s' has wrong parent: got %p expected %p\n]\n", \
test, #ptr, \
talloc_parent(ptr), \
(parent))
struct torture_context;
static int fail_destructor(void *ptr)
{
return -1;
}
/*
miscellaneous tests to try to get a higher test coverage percentage
*/
static bool test_misc(const struct torture_context *ctx)
{
void *root, *p1;
char *p2;
double *d;
const char *name;
bool ret = false;
root = talloc_new(ctx);
if (!root)
goto out;
p1 = talloc_size(root, 0x7fffffff);
torture_assert("misc", !p1, "failed: large talloc allowed\n");
p1 = talloc_strdup(root, "foo");
if (!p1)
goto out;
if (talloc_increase_ref_count(p1) != 0)
goto out;
if (talloc_increase_ref_count(p1) != 0)
goto out;
if (talloc_increase_ref_count(p1) != 0)
goto out;
CHECK_BLOCKS("misc", p1, 1);
CHECK_BLOCKS("misc", root, 2);
talloc_free(p1);
CHECK_BLOCKS("misc", p1, 1);
CHECK_BLOCKS("misc", root, 2);
talloc_unlink(NULL, p1);
CHECK_BLOCKS("misc", p1, 1);
CHECK_BLOCKS("misc", root, 2);
p2 = talloc_strdup(p1, "foo");
if (!p2)
goto out;
torture_assert("misc", talloc_unlink(root, p2) == -1,
"failed: talloc_unlink() of non-reference context should return -1\n");
torture_assert("misc", talloc_unlink(p1, p2) == 0,
"failed: talloc_unlink() of parent should succeed\n");
talloc_free(p1);
CHECK_BLOCKS("misc", p1, 1);
CHECK_BLOCKS("misc", root, 2);
name = talloc_set_name(p1, "my name is %s", "foo");
if (!name)
goto out;
torture_assert_str_equal("misc", talloc_get_name(p1), "my name is foo",
"failed: wrong name after talloc_set_name(my name is foo)");
CHECK_BLOCKS("misc", p1, 2);
CHECK_BLOCKS("misc", root, 3);
talloc_set_name_const(p1, NULL);
torture_assert_str_equal ("misc", talloc_get_name(p1), "UNNAMED",
"failed: wrong name after talloc_set_name(NULL)");
CHECK_BLOCKS("misc", p1, 2);
CHECK_BLOCKS("misc", root, 3);
torture_assert("misc", talloc_free(NULL) == -1,
"talloc_free(NULL) should give -1\n");
talloc_set_destructor(p1, fail_destructor);
torture_assert("misc", talloc_free(p1) == -1,
"Failed destructor should cause talloc_free to fail\n");
talloc_set_destructor(p1, NULL);
p2 = (char *)talloc_zero_size(p1, 20);
if (!p2)
goto out;
torture_assert("misc", p2[19] == 0, "Failed to give zero memory\n");
talloc_free(p2);
torture_assert("misc", talloc_strdup(root, NULL) == NULL,
"failed: strdup on NULL should give NULL\n");
p2 = talloc_strndup(p1, "foo", 2);
if (!p2)
goto out;
torture_assert("misc", strcmp("fo", p2) == 0,
"strndup doesn't work\n");
p2 = talloc_asprintf_append(p2, "o%c", 'd');
if (!p2)
goto out;
torture_assert("misc", strcmp("food", p2) == 0,
"talloc_asprintf_append doesn't work\n");
CHECK_BLOCKS("misc", p2, 1);
CHECK_BLOCKS("misc", p1, 3);
p2 = talloc_asprintf_append(NULL, "hello %s", "world");
if (!p2)
goto out;
torture_assert("misc", strcmp("hello world", p2) == 0,
"talloc_asprintf_append doesn't work\n");
CHECK_BLOCKS("misc", p2, 1);
CHECK_BLOCKS("misc", p1, 3);
talloc_free(p2);
d = talloc_array(p1, double, 0x20000000);
torture_assert("misc", !d, "failed: integer overflow not detected\n");
d = talloc_realloc(p1, d, double, 0x20000000);
torture_assert("misc", !d, "failed: integer overflow not detected\n");
talloc_free(p1);
CHECK_BLOCKS("misc", root, 1);
p1 = talloc_named(root, 100, "%d bytes", 100);
if (!p1)
goto out;
CHECK_BLOCKS("misc", p1, 2);
CHECK_BLOCKS("misc", root, 3);
talloc_unlink(root, p1);
p1 = talloc_init("%d bytes", 200);
if (!p1)
goto out;
p2 = talloc_asprintf(p1, "my test '%s'", "string");
if (!p2)
goto out;
torture_assert_str_equal("misc", p2, "my test 'string'",
"failed: talloc_asprintf(\"my test '%%s'\", \"string\") gave: \"%s\"");
CHECK_BLOCKS("misc", p1, 3);
CHECK_SIZE("misc", p2, 17);
CHECK_BLOCKS("misc", root, 1);
talloc_unlink(NULL, p1);
p1 = talloc_named_const(root, 10, "p1");
if (!p1)
goto out;
p2 = (char *)talloc_named_const(root, 20, "p2");
if (!p2)
goto out;
if (!talloc_reference(p1, p2))
goto out;
talloc_unlink(root, p2);
CHECK_BLOCKS("misc", p2, 1);
CHECK_BLOCKS("misc", p1, 2);
CHECK_BLOCKS("misc", root, 3);
talloc_unlink(p1, p2);
talloc_unlink(root, p1);
p1 = talloc_named_const(root, 10, "p1");
if (!p1)
goto out;
p2 = (char *)talloc_named_const(root, 20, "p2");
if (!p2)
goto out;
if (!talloc_reference(NULL, p2))
goto out;
talloc_unlink(root, p2);
CHECK_BLOCKS("misc", p2, 1);
CHECK_BLOCKS("misc", p1, 1);
CHECK_BLOCKS("misc", root, 2);
talloc_unlink(NULL, p2);
talloc_unlink(root, p1);
/* Test that talloc_unlink is a no-op */
torture_assert("misc", talloc_unlink(root, NULL) == -1,
"failed: talloc_unlink(root, NULL) == -1\n");
CHECK_SIZE("misc", root, 0);
talloc_enable_leak_report();
talloc_enable_leak_report_full();
ret = true;
out:
talloc_free(root);
return ret;
}
int main(int argc, char *argv[])
{
plan_tests(47);
failtest_init(argc, argv);
talloc_enable_null_tracking();
if (null_context) {
ok1(test_misc(NULL));
/* This closes the leak, but don't free any other leaks! */
ok1(!talloc_chunk_from_ptr(null_context)->child);
talloc_disable_null_tracking();
}
failtest_exit(exit_status());
}
|
