xref: /freebsd/lib/libc/tests/db/dbm_open_test.c (revision e1e77dd23cedc6d19e48e03d9454c5a3d552ed50)
1*e1e77dd2SBojan Novković /*-
2*e1e77dd2SBojan Novković  * Copyright (c) 2025 Klara, Inc.
3*e1e77dd2SBojan Novković  *
4*e1e77dd2SBojan Novković  * SPDX-License-Identifier: BSD-2-Clause
5*e1e77dd2SBojan Novković  */
6*e1e77dd2SBojan Novković 
7*e1e77dd2SBojan Novković #include <sys/mman.h>
8*e1e77dd2SBojan Novković 
9*e1e77dd2SBojan Novković #include <fcntl.h>
10*e1e77dd2SBojan Novković #include <ndbm.h>
11*e1e77dd2SBojan Novković #include <stdio.h>
12*e1e77dd2SBojan Novković 
13*e1e77dd2SBojan Novković #include <atf-c.h>
14*e1e77dd2SBojan Novković 
15*e1e77dd2SBojan Novković ATF_TC(dbm_open_missing_test);
16*e1e77dd2SBojan Novković ATF_TC_HEAD(dbm_open_missing_test, tc)
17*e1e77dd2SBojan Novković {
18*e1e77dd2SBojan Novković 	atf_tc_set_md_var(tc, "descr",
19*e1e77dd2SBojan Novković 	    "Test dbm_open when creating a new database");
20*e1e77dd2SBojan Novković }
21*e1e77dd2SBojan Novković 
22*e1e77dd2SBojan Novković ATF_TC_BODY(dbm_open_missing_test, tc)
23*e1e77dd2SBojan Novković {
24*e1e77dd2SBojan Novković 	const char *path = "tmp";
25*e1e77dd2SBojan Novković 	const char *dbname = "tmp.db";
26*e1e77dd2SBojan Novković 
27*e1e77dd2SBojan Novković 	/*
28*e1e77dd2SBojan Novković 	 * POSIX.1 specifies that a missing database file should
29*e1e77dd2SBojan Novković 	 * always get created if O_CREAT is present, except when
30*e1e77dd2SBojan Novković 	 * O_EXCL is specified as well.
31*e1e77dd2SBojan Novković 	 */
32*e1e77dd2SBojan Novković 	ATF_CHECK(dbm_open(path, O_RDONLY, _PROT_ALL) == NULL);
33*e1e77dd2SBojan Novković 	ATF_REQUIRE(!atf_utils_file_exists(dbname));
34*e1e77dd2SBojan Novković 	ATF_CHECK(dbm_open(path, O_RDONLY | O_CREAT, _PROT_ALL) != NULL);
35*e1e77dd2SBojan Novković 	ATF_REQUIRE(atf_utils_file_exists(dbname));
36*e1e77dd2SBojan Novković 	ATF_CHECK(dbm_open(path, O_RDONLY | O_CREAT | O_EXCL, _PROT_ALL) == NULL);
37*e1e77dd2SBojan Novković }
38*e1e77dd2SBojan Novković 
39*e1e77dd2SBojan Novković ATF_TP_ADD_TCS(tp)
40*e1e77dd2SBojan Novković {
41*e1e77dd2SBojan Novković 	ATF_TP_ADD_TC(tp, dbm_open_missing_test);
42*e1e77dd2SBojan Novković 	return (atf_no_error());
43*e1e77dd2SBojan Novković }
44