xref: /freebsd/lib/libc/tests/stdio/fdopen_test.c (revision e0c4386e7e71d93b0edc0c8fa156263fc4a8b0b6)
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 <errno.h>
28 #include <fcntl.h>
29 #include <paths.h>
30 #include <stdbool.h>
31 #include <stdio.h>
32 #include <string.h>
33 #include <unistd.h>
34 
35 #include <atf-c.h>
36 
37 static void
38 runtest(const char *fname, int intmode, const char *strmode, bool success)
39 {
40 	FILE *fp;
41 	int fd;
42 
43 	fd = open(fname, intmode);
44 	ATF_REQUIRE_MSG(fd != -1,
45 	    "open(\"%s\", %#x) failed; errno=%d", fname, intmode, errno);
46 
47 	fp = fdopen(fd, strmode);
48 	if (fp == NULL) {
49 		close(fd);
50 		ATF_REQUIRE_MSG(success == false,
51 		    "fdopen(open(\"%s\", %#x), \"%s\") succeeded unexpectedly",
52 		    fname, intmode, strmode);
53 		return;
54 	}
55 	ATF_REQUIRE_MSG(success == true,
56 	    "fdopen(open(\"%s\", %#x), \"%s\") failed; errno=%d",
57 	    fname, intmode, strmode, errno);
58 	fclose(fp);
59 }
60 
61 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__r_test);
62 ATF_TC_BODY(null__O_RDONLY__r_test, tc)
63 {
64 
65 	runtest(_PATH_DEVNULL, O_RDONLY, "r", true);
66 }
67 
68 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__r_test);
69 ATF_TC_BODY(null__O_WRONLY__r_test, tc)
70 {
71 
72 	runtest(_PATH_DEVNULL, O_WRONLY, "r", false);
73 }
74 
75 ATF_TC_WITHOUT_HEAD(null__O_RDWR__r_test);
76 ATF_TC_BODY(null__O_RDWR__r_test, tc)
77 {
78 
79 	runtest(_PATH_DEVNULL, O_RDWR, "r", true);
80 }
81 
82 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__w_test);
83 ATF_TC_BODY(null__O_RDONLY__w_test, tc)
84 {
85 
86 	runtest(_PATH_DEVNULL, O_RDONLY, "w", false);
87 }
88 
89 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__w_test);
90 ATF_TC_BODY(null__O_WRONLY__w_test, tc)
91 {
92 
93 	runtest(_PATH_DEVNULL, O_WRONLY, "w", true);
94 }
95 
96 ATF_TC_WITHOUT_HEAD(null__O_RDWR__w_test);
97 ATF_TC_BODY(null__O_RDWR__w_test, tc)
98 {
99 
100 	runtest(_PATH_DEVNULL, O_RDWR, "w", true);
101 }
102 
103 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__a_test);
104 ATF_TC_BODY(null__O_RDONLY__a_test, tc)
105 {
106 
107 	runtest(_PATH_DEVNULL, O_RDONLY, "a", false);
108 }
109 
110 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__a_test);
111 ATF_TC_BODY(null__O_WRONLY__a_test, tc)
112 {
113 
114 	runtest(_PATH_DEVNULL, O_WRONLY, "a", true);
115 }
116 
117 ATF_TC_WITHOUT_HEAD(null__O_RDWR__test);
118 ATF_TC_BODY(null__O_RDWR__test, tc)
119 {
120 
121 	runtest(_PATH_DEVNULL, O_RDWR, "a", true);
122 }
123 
124 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__r_append);
125 ATF_TC_BODY(null__O_RDONLY__r_append, tc)
126 {
127 
128 	runtest(_PATH_DEVNULL, O_RDONLY, "r+", false);
129 }
130 
131 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__r_append);
132 ATF_TC_BODY(null__O_WRONLY__r_append, tc)
133 {
134 
135 	runtest(_PATH_DEVNULL, O_WRONLY, "r+", false);
136 }
137 
138 ATF_TC_WITHOUT_HEAD(null__O_RDWR__r_append);
139 ATF_TC_BODY(null__O_RDWR__r_append, tc)
140 {
141 
142 	runtest(_PATH_DEVNULL, O_RDWR, "r+", true);
143 }
144 
145 ATF_TC_WITHOUT_HEAD(null__O_RDONLY__w_append);
146 ATF_TC_BODY(null__O_RDONLY__w_append, tc)
147 {
148 
149 	runtest(_PATH_DEVNULL, O_RDONLY, "w+", false);
150 }
151 
152 ATF_TC_WITHOUT_HEAD(null__O_WRONLY__w_append);
153 ATF_TC_BODY(null__O_WRONLY__w_append, tc)
154 {
155 
156 	runtest(_PATH_DEVNULL, O_WRONLY, "w+", false);
157 }
158 
159 ATF_TC_WITHOUT_HEAD(null__O_RDWR__w_append);
160 ATF_TC_BODY(null__O_RDWR__w_append, tc)
161 {
162 
163 	runtest(_PATH_DEVNULL, O_RDWR, "w+", true);
164 }
165 
166 ATF_TC_WITHOUT_HEAD(sh__O_EXEC__r);
167 ATF_TC_BODY(sh__O_EXEC__r, tc)
168 {
169 
170 	runtest("/bin/sh", O_EXEC, "r", false);
171 }
172 
173 ATF_TC_WITHOUT_HEAD(sh__O_EXEC__w);
174 ATF_TC_BODY(sh__O_EXEC__w, tc)
175 {
176 
177 	runtest("/bin/sh", O_EXEC, "w", false);
178 }
179 
180 ATF_TC_WITHOUT_HEAD(sh__O_EXEC__r_append);
181 ATF_TC_BODY(sh__O_EXEC__r_append, tc)
182 {
183 
184 	runtest("/bin/sh", O_EXEC, "r+", false);
185 }
186 
187 ATF_TC_WITHOUT_HEAD(sh__O_EXEC__w_append);
188 ATF_TC_BODY(sh__O_EXEC__w_append, tc)
189 {
190 
191 	runtest("/bin/sh", O_EXEC, "w+", false);
192 }
193 
194 ATF_TP_ADD_TCS(tp)
195 {
196 
197 	ATF_TP_ADD_TC(tp, null__O_RDONLY__r_test);
198 	ATF_TP_ADD_TC(tp, null__O_WRONLY__r_test);
199 	ATF_TP_ADD_TC(tp, null__O_RDWR__r_test);
200 	ATF_TP_ADD_TC(tp, null__O_RDONLY__w_test);
201 	ATF_TP_ADD_TC(tp, null__O_WRONLY__w_test);
202 	ATF_TP_ADD_TC(tp, null__O_RDWR__w_test);
203 	ATF_TP_ADD_TC(tp, null__O_RDONLY__a_test);
204 	ATF_TP_ADD_TC(tp, null__O_WRONLY__a_test);
205 	ATF_TP_ADD_TC(tp, null__O_RDWR__test);
206 	ATF_TP_ADD_TC(tp, null__O_RDONLY__r_append);
207 	ATF_TP_ADD_TC(tp, null__O_WRONLY__r_append);
208 	ATF_TP_ADD_TC(tp, null__O_RDWR__r_append);
209 	ATF_TP_ADD_TC(tp, null__O_RDONLY__w_append);
210 	ATF_TP_ADD_TC(tp, null__O_WRONLY__w_append);
211 	ATF_TP_ADD_TC(tp, null__O_RDWR__w_append);
212 	ATF_TP_ADD_TC(tp, sh__O_EXEC__r);
213 	ATF_TP_ADD_TC(tp, sh__O_EXEC__w);
214 	ATF_TP_ADD_TC(tp, sh__O_EXEC__r_append);
215 	ATF_TP_ADD_TC(tp, sh__O_EXEC__w_append);
216 
217 	return (atf_no_error());
218 }
219 
220 /*
221  vim:ts=8:cin:sw=8
222  */
223