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/*
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;
/*
test steal
*/
static bool test_steal(const struct torture_context *ctx)
{
void *root, *p1, *p2;
bool ret = false;
root = talloc_new(ctx);
if (!root)
goto out;
p1 = talloc_array(root, char, 10);
if (!p1)
goto out;
CHECK_SIZE("steal", p1, 10);
p2 = talloc_realloc(root, NULL, char, 20);
if (!p2)
goto out;
CHECK_SIZE("steal", p1, 10);
CHECK_SIZE("steal", root, 30);
torture_assert("steal", talloc_steal(p1, NULL) == NULL,
"failed: stealing NULL should give NULL\n");
torture_assert("steal", talloc_steal(p1, p1) == p1,
"failed: stealing to ourselves is a nop\n");
CHECK_BLOCKS("steal", root, 3);
CHECK_SIZE("steal", root, 30);
talloc_steal(NULL, p1);
talloc_steal(NULL, p2);
CHECK_BLOCKS("steal", root, 1);
CHECK_SIZE("steal", root, 0);
talloc_free(p1);
talloc_steal(root, p2);
CHECK_BLOCKS("steal", root, 2);
CHECK_SIZE("steal", root, 20);
talloc_free(p2);
CHECK_BLOCKS("steal", root, 1);
CHECK_SIZE("steal", root, 0);
talloc_free(root);
root = NULL;
p1 = talloc_size(NULL, 3);
if (!p1)
goto out;
CHECK_SIZE("steal", NULL, 3);
talloc_free(p1);
ret = true;
out:
talloc_free(root);
return ret;
}
int main(int argc, char *argv[])
{
plan_tests(16);
failtest_init(argc, argv);
talloc_enable_null_tracking();
if (null_context) {
ok1(test_steal(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());
}
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