xref: /freebsd/lib/libc/tests/stdio/fdopen_test.c (revision 22cf89c938886d14f5796fc49f9f020c23ea8eaf)
1 /*-
2  * Copyright (c) 2014 Jilles Tjoelker
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #include <sys/cdefs.h>
28 #include <errno.h>
29 #include <fcntl.h>
30 #include <paths.h>
31 #include <stdbool.h>
32 #include <stdio.h>
33 #include <string.h>
34 #include <unistd.h>
35 
36 #include <atf-c.h>
37 
38 static void
39 runtest(const char *fname, int intmode, const char *strmode, bool success)
40 {
41 	FILE *fp;
42 	int fd;
43 
44 	fd = open(fname, intmode);
45 	ATF_REQUIRE_MSG(fd != -1,
46 	    "open(\"%s\", %#x) failed; errno=%d", fname, intmode, errno);
47 
48 	fp = fdopen(fd, strmode);
49 	if (fp == NULL) {
50 		close(fd);
51 		ATF_REQUIRE_MSG(success == false,
52 		    "fdopen(open(\"%s\", %#x), \"%s\") succeeded unexpectedly",
53 		    fname, intmode, strmode);
54 		return;
55 	}
56 	ATF_REQUIRE_MSG(success == true,
57 	    "fdopen(open(\"%s\", %#x), \"%s\") failed; errno=%d",
58 	    fname, intmode, strmode, errno);
59 	fclose(fp);
60 }
61 
62 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__r_test);
63 ATF_TC_BODY(null__O_RDONLY__r_test, tc)
64 {
65 
66 	runtest(_PATH_DEVNULL, O_RDONLY, "r", true);
67 }
68 
69 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__r_test);
70 ATF_TC_BODY(null__O_WRONLY__r_test, tc)
71 {
72 
73 	runtest(_PATH_DEVNULL, O_WRONLY, "r", false);
74 }
75 
76 ATF_TC_WITHOUT_HEAD(null__O_RDWR__r_test);
77 ATF_TC_BODY(null__O_RDWR__r_test, tc)
78 {
79 
80 	runtest(_PATH_DEVNULL, O_RDWR, "r", true);
81 }
82 
83 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__w_test);
84 ATF_TC_BODY(null__O_RDONLY__w_test, tc)
85 {
86 
87 	runtest(_PATH_DEVNULL, O_RDONLY, "w", false);
88 }
89 
90 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__w_test);
91 ATF_TC_BODY(null__O_WRONLY__w_test, tc)
92 {
93 
94 	runtest(_PATH_DEVNULL, O_WRONLY, "w", true);
95 }
96 
97 ATF_TC_WITHOUT_HEAD(null__O_RDWR__w_test);
98 ATF_TC_BODY(null__O_RDWR__w_test, tc)
99 {
100 
101 	runtest(_PATH_DEVNULL, O_RDWR, "w", true);
102 }
103 
104 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__a_test);
105 ATF_TC_BODY(null__O_RDONLY__a_test, tc)
106 {
107 
108 	runtest(_PATH_DEVNULL, O_RDONLY, "a", false);
109 }
110 
111 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__a_test);
112 ATF_TC_BODY(null__O_WRONLY__a_test, tc)
113 {
114 
115 	runtest(_PATH_DEVNULL, O_WRONLY, "a", true);
116 }
117 
118 ATF_TC_WITHOUT_HEAD(null__O_RDWR__test);
119 ATF_TC_BODY(null__O_RDWR__test, tc)
120 {
121 
122 	runtest(_PATH_DEVNULL, O_RDWR, "a", true);
123 }
124 
125 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__r_append);
126 ATF_TC_BODY(null__O_RDONLY__r_append, tc)
127 {
128 
129 	runtest(_PATH_DEVNULL, O_RDONLY, "r+", false);
130 }
131 
132 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__r_append);
133 ATF_TC_BODY(null__O_WRONLY__r_append, tc)
134 {
135 
136 	runtest(_PATH_DEVNULL, O_WRONLY, "r+", false);
137 }
138 
139 ATF_TC_WITHOUT_HEAD(null__O_RDWR__r_append);
140 ATF_TC_BODY(null__O_RDWR__r_append, tc)
141 {
142 
143 	runtest(_PATH_DEVNULL, O_RDWR, "r+", true);
144 }
145 
146 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__w_append);
147 ATF_TC_BODY(null__O_RDONLY__w_append, tc)
148 {
149 
150 	runtest(_PATH_DEVNULL, O_RDONLY, "w+", false);
151 }
152 
153 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__w_append);
154 ATF_TC_BODY(null__O_WRONLY__w_append, tc)
155 {
156 
157 	runtest(_PATH_DEVNULL, O_WRONLY, "w+", false);
158 }
159 
160 ATF_TC_WITHOUT_HEAD(null__O_RDWR__w_append);
161 ATF_TC_BODY(null__O_RDWR__w_append, tc)
162 {
163 
164 	runtest(_PATH_DEVNULL, O_RDWR, "w+", true);
165 }
166 
167 ATF_TC_WITHOUT_HEAD(sh__O_EXEC__r);
168 ATF_TC_BODY(sh__O_EXEC__r, tc)
169 {
170 
171 	runtest("/bin/sh", O_EXEC, "r", false);
172 }
173 
174 ATF_TC_WITHOUT_HEAD(sh__O_EXEC__w);
175 ATF_TC_BODY(sh__O_EXEC__w, tc)
176 {
177 
178 	runtest("/bin/sh", O_EXEC, "w", false);
179 }
180 
181 ATF_TC_WITHOUT_HEAD(sh__O_EXEC__r_append);
182 ATF_TC_BODY(sh__O_EXEC__r_append, tc)
183 {
184 
185 	runtest("/bin/sh", O_EXEC, "r+", false);
186 }
187 
188 ATF_TC_WITHOUT_HEAD(sh__O_EXEC__w_append);
189 ATF_TC_BODY(sh__O_EXEC__w_append, tc)
190 {
191 
192 	runtest("/bin/sh", O_EXEC, "w+", false);
193 }
194 
195 ATF_TP_ADD_TCS(tp)
196 {
197 
198 	ATF_TP_ADD_TC(tp, null__O_RDONLY__r_test);
199 	ATF_TP_ADD_TC(tp, null__O_WRONLY__r_test);
200 	ATF_TP_ADD_TC(tp, null__O_RDWR__r_test);
201 	ATF_TP_ADD_TC(tp, null__O_RDONLY__w_test);
202 	ATF_TP_ADD_TC(tp, null__O_WRONLY__w_test);
203 	ATF_TP_ADD_TC(tp, null__O_RDWR__w_test);
204 	ATF_TP_ADD_TC(tp, null__O_RDONLY__a_test);
205 	ATF_TP_ADD_TC(tp, null__O_WRONLY__a_test);
206 	ATF_TP_ADD_TC(tp, null__O_RDWR__test);
207 	ATF_TP_ADD_TC(tp, null__O_RDONLY__r_append);
208 	ATF_TP_ADD_TC(tp, null__O_WRONLY__r_append);
209 	ATF_TP_ADD_TC(tp, null__O_RDWR__r_append);
210 	ATF_TP_ADD_TC(tp, null__O_RDONLY__w_append);
211 	ATF_TP_ADD_TC(tp, null__O_WRONLY__w_append);
212 	ATF_TP_ADD_TC(tp, null__O_RDWR__w_append);
213 	ATF_TP_ADD_TC(tp, sh__O_EXEC__r);
214 	ATF_TP_ADD_TC(tp, sh__O_EXEC__w);
215 	ATF_TP_ADD_TC(tp, sh__O_EXEC__r_append);
216 	ATF_TP_ADD_TC(tp, sh__O_EXEC__w_append);
217 
218 	return (atf_no_error());
219 }
220 
221 /*
222  vim:ts=8:cin:sw=8
223  */
224