2 Unix SMB/CIFS implementation.
4 local testing of talloc routines.
6 Copyright (C) Andrew Tridgell 2004
7 Converted to ccan tests by Rusty Russell 2008
9 ** NOTE! The following LGPL license applies to the talloc
10 ** library. This does NOT imply that all of Samba is released
13 This library is free software; you can redistribute it and/or
14 modify it under the terms of the GNU Lesser General Public
15 License as published by the Free Software Foundation; either
16 version 2 of the License, or (at your option) any later version.
18 This library is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 Lesser General Public License for more details.
23 You should have received a copy of the GNU Lesser General Public
24 License along with this library; if not, write to the Free Software
25 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 #include <ccan/failtest/failtest_override.h>
29 #include <ccan/talloc/talloc.c>
31 #include <ccan/tap/tap.h>
32 #include <ccan/failtest/failtest.h>
34 #define torture_assert(test, expr, str) \
35 ok(expr, "%s [\n%s: Expression %s failed: %s\n]\n", \
36 test, __location__, #expr, str)
38 #define torture_assert_str_equal(test, arg1, arg2, desc) \
39 ok(strcmp(arg1, arg2) == 0, \
40 "%s [\n%s: Expected %s, got %s: %s\n]\n", \
41 test, __location__, arg1, arg2, desc)
43 #define CHECK_SIZE(test, ptr, tsize) \
44 ok(talloc_total_size(ptr) == (tsize), \
45 "%s [\nwrong '%s' tree size: got %u expected %u\n]\n", \
47 (unsigned)talloc_total_size(ptr), \
50 #define CHECK_BLOCKS(test, ptr, tblocks) \
51 ok(talloc_total_blocks(ptr) == (tblocks), \
52 "%s [\nwrong '%s' tree blocks: got %u expected %u\n]\n", \
54 (unsigned)talloc_total_blocks(ptr), \
57 #define CHECK_PARENT(test, ptr, parent) \
58 ok(talloc_parent(ptr) == (parent), \
59 "%s [\n'%s' has wrong parent: got %p expected %p\n]\n", \
64 struct torture_context;
69 static bool test_realloc(const struct torture_context *ctx)
74 root = talloc_new(ctx);
78 p1 = talloc_size(root, 10);
81 CHECK_SIZE("realloc", p1, 10);
83 p1 = talloc_realloc_size(NULL, p1, 20);
86 CHECK_SIZE("realloc", p1, 20);
91 p2 = talloc_realloc_size(p1, NULL, 30);
98 p2 = talloc_realloc_size(p1, p2, 40);
102 CHECK_SIZE("realloc", p2, 40);
103 CHECK_SIZE("realloc", root, 60);
104 CHECK_BLOCKS("realloc", p1, 4);
106 p1 = talloc_realloc_size(NULL, p1, 20);
109 CHECK_SIZE("realloc", p1, 60);
111 if (talloc_increase_ref_count(p2) != 0)
113 torture_assert("realloc", talloc_realloc_size(NULL, p2, 5) == NULL,
114 "failed: talloc_realloc() on a referenced pointer should fail\n");
115 CHECK_BLOCKS("realloc", p1, 4);
117 ok1(talloc_realloc_size(NULL, p2, 0) == NULL);
118 ok1(talloc_realloc_size(NULL, p2, 0) == NULL);
119 CHECK_BLOCKS("realloc", p1, 3);
121 torture_assert("realloc", talloc_realloc_size(NULL, p1, 0x7fffffff) == NULL,
122 "failed: oversize talloc should fail\n");
124 ok1(talloc_realloc_size(NULL, p1, 0) == NULL);
126 CHECK_BLOCKS("realloc", root, 1);
127 CHECK_SIZE("realloc", root, 0);
137 test realloc with a child
139 static bool test_realloc_child(const struct torture_context *ctx)
147 struct el2 **list, **list2, **list3;
151 root = talloc_new(ctx);
155 el1 = talloc(root, struct el1);
158 el1->list = talloc(el1, struct el2 *);
161 el1->list[0] = talloc(el1->list, struct el2);
164 el1->list[0]->name = talloc_strdup(el1->list[0], "testing");
165 if (!el1->list[0]->name)
168 el1->list2 = talloc(el1, struct el2 *);
171 el1->list2[0] = talloc(el1->list2, struct el2);
174 el1->list2[0]->name = talloc_strdup(el1->list2[0], "testing2");
175 if (!el1->list2[0]->name)
178 el1->list3 = talloc(el1, struct el2 *);
181 el1->list3[0] = talloc(el1->list3, struct el2);
184 el1->list3[0]->name = talloc_strdup(el1->list3[0], "testing2");
185 if (!el1->list3[0]->name)
188 el2 = talloc(el1->list, struct el2);
191 el2 = talloc(el1->list2, struct el2);
194 el2 = talloc(el1->list3, struct el2);
198 el1->list = talloc_realloc(el1, el1->list, struct el2 *, 100);
201 el1->list2 = talloc_realloc(el1, el1->list2, struct el2 *, 200);
204 el1->list3 = talloc_realloc(el1, el1->list3, struct el2 *, 300);
215 int main(int argc, char *argv[])
218 failtest_init(argc, argv);
220 talloc_enable_null_tracking();
222 ok1(test_realloc(NULL) && test_realloc_child(NULL));
223 /* This closes the leak, but don't free any other leaks! */
224 ok1(!talloc_chunk_from_ptr(null_context)->child);
225 talloc_disable_null_tracking();
227 failtest_exit(exit_status());