+/*
+ 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());
+}