xref: /netbsd-src/tests/lib/libpthread/t_mtx.c (revision b7244a59d8eb26a69dad0236c15a63836e57e18d)
1 /*	$NetBSD: t_mtx.c,v 1.2 2020/06/11 11:40:54 martin Exp $	*/
2 
3 /*-
4  * Copyright (c) 2019 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Kamil Rytarowski.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 __COPYRIGHT("@(#) Copyright (c) 2019\
34  The NetBSD Foundation, inc. All rights reserved.");
35 __RCSID("$NetBSD: t_mtx.c,v 1.2 2020/06/11 11:40:54 martin Exp $");
36 
37 #include <time.h>
38 #include <threads.h>
39 
40 #include <atf-c.h>
41 
42 ATF_TC(mtx_init);
ATF_TC_HEAD(mtx_init,tc)43 ATF_TC_HEAD(mtx_init, tc)
44 {
45 	atf_tc_set_md_var(tc, "descr", "Test C11 mtx_init(3)");
46 }
47 
ATF_TC_BODY(mtx_init,tc)48 ATF_TC_BODY(mtx_init, tc)
49 {
50 	mtx_t m;
51 
52 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_plain), thrd_success);
53 	mtx_destroy(&m);
54 
55 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_plain | mtx_recursive), thrd_success);
56 	mtx_destroy(&m);
57 
58 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed), thrd_success);
59 	mtx_destroy(&m);
60 
61 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed | mtx_recursive), thrd_success);
62 	mtx_destroy(&m);
63 
64 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_recursive), thrd_error);
65 
66 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_plain | mtx_timed), thrd_error);
67 
68 	ATF_REQUIRE_EQ(mtx_init(&m, -1), thrd_error);
69 }
70 
71 ATF_TC(mtx_lock);
ATF_TC_HEAD(mtx_lock,tc)72 ATF_TC_HEAD(mtx_lock, tc)
73 {
74 	atf_tc_set_md_var(tc, "descr", "Test C11 mtx_lock(3)");
75 }
76 
ATF_TC_BODY(mtx_lock,tc)77 ATF_TC_BODY(mtx_lock, tc)
78 {
79 	mtx_t m;
80 
81 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_plain), thrd_success);
82 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
83 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
84 	mtx_destroy(&m);
85 
86 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed), thrd_success);
87 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
88 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
89 	mtx_destroy(&m);
90 
91 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_plain | mtx_recursive), thrd_success);
92 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
93 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
94 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
95 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
96 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
97 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
98 	mtx_destroy(&m);
99 
100 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed | mtx_recursive), thrd_success);
101 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
102 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
103 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
104 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
105 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
106 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
107 	mtx_destroy(&m);
108 }
109 
110 ATF_TC(mtx_timedlock);
ATF_TC_HEAD(mtx_timedlock,tc)111 ATF_TC_HEAD(mtx_timedlock, tc)
112 {
113 	atf_tc_set_md_var(tc, "descr", "Test C11 mtx_timedlock(3)");
114 }
115 
ATF_TC_BODY(mtx_timedlock,tc)116 ATF_TC_BODY(mtx_timedlock, tc)
117 {
118 	mtx_t m;
119 	struct timespec ts;
120 
121 	ts.tv_sec = 0;
122 	ts.tv_nsec = 1;
123 
124 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed), thrd_success);
125 	ATF_REQUIRE_EQ(mtx_timedlock(&m, &ts), thrd_success);
126 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
127 	mtx_destroy(&m);
128 
129 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed), thrd_success);
130 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
131 	ATF_REQUIRE_EQ(mtx_timedlock(&m, &ts), thrd_timedout);
132 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
133 	mtx_destroy(&m);
134 
135 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed | mtx_recursive), thrd_success);
136 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
137 	ATF_REQUIRE_EQ(mtx_timedlock(&m, &ts), thrd_success);
138 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
139 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
140 	mtx_destroy(&m);
141 
142 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed | mtx_recursive), thrd_success);
143 	ATF_REQUIRE_EQ(mtx_timedlock(&m, &ts), thrd_success);
144 	ATF_REQUIRE_EQ(mtx_timedlock(&m, &ts), thrd_success);
145 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
146 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
147 	mtx_destroy(&m);
148 
149 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed | mtx_recursive), thrd_success);
150 	ATF_REQUIRE_EQ(mtx_timedlock(&m, &ts), thrd_success);
151 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
152 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
153 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
154 	mtx_destroy(&m);
155 }
156 
157 ATF_TC(mtx_trylock);
ATF_TC_HEAD(mtx_trylock,tc)158 ATF_TC_HEAD(mtx_trylock, tc)
159 {
160 	atf_tc_set_md_var(tc, "descr", "Test C11 mtx_trylock(3)");
161 }
162 
ATF_TC_BODY(mtx_trylock,tc)163 ATF_TC_BODY(mtx_trylock, tc)
164 {
165 	mtx_t m;
166 
167 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_plain), thrd_success);
168 	ATF_REQUIRE_EQ(mtx_trylock(&m), thrd_success);
169 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
170 	mtx_destroy(&m);
171 
172 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_plain), thrd_success);
173 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
174 	ATF_REQUIRE_EQ(mtx_trylock(&m), thrd_busy);
175 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
176 	mtx_destroy(&m);
177 
178 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_plain | mtx_recursive), thrd_success);
179 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
180 	ATF_REQUIRE_EQ(mtx_trylock(&m), thrd_success);
181 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
182 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
183 	mtx_destroy(&m);
184 
185 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed), thrd_success);
186 	ATF_REQUIRE_EQ(mtx_trylock(&m), thrd_success);
187 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
188 	mtx_destroy(&m);
189 
190 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed), thrd_success);
191 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
192 	ATF_REQUIRE_EQ(mtx_trylock(&m), thrd_busy);
193 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
194 	mtx_destroy(&m);
195 
196 	ATF_REQUIRE_EQ(mtx_init(&m, mtx_timed | mtx_recursive), thrd_success);
197 	ATF_REQUIRE_EQ(mtx_lock(&m), thrd_success);
198 	ATF_REQUIRE_EQ(mtx_trylock(&m), thrd_success);
199 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
200 	ATF_REQUIRE_EQ(mtx_unlock(&m), thrd_success);
201 	mtx_destroy(&m);
202 }
203 
ATF_TP_ADD_TCS(tp)204 ATF_TP_ADD_TCS(tp)
205 {
206 	ATF_TP_ADD_TC(tp, mtx_init);
207 	ATF_TP_ADD_TC(tp, mtx_lock);
208 	ATF_TP_ADD_TC(tp, mtx_timedlock);
209 	ATF_TP_ADD_TC(tp, mtx_trylock);
210 
211 	return atf_no_error();
212 }
213