xref: /freebsd/lib/libcam/tests/libcam_test.c (revision 953111c9c536daf5304062914c0083cea5efb46b)
1 /*-
2  * Copyright (c) 2017 Ngie Cooper <ngie@freebsd.org>
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 __FBSDID("$FreeBSD$");
29 
30 #include <errno.h>
31 #include <fcntl.h>
32 #include <stdio.h>
33 #include <camlib.h>
34 
35 #include <atf-c.h>
36 
37 static const char *
38 get_cam_test_device(const atf_tc_t *tc)
39 {
40 	const char *cam_test_device;
41 
42 	cam_test_device = atf_tc_get_config_var(tc, "cam_test_device");
43 
44 	return (cam_test_device);
45 }
46 
47 static void
48 cam_clear_error(void)
49 {
50 
51 	strcpy(cam_errbuf, "");
52 }
53 
54 static bool
55 cam_has_error(void)
56 {
57 
58 	return (strlen(cam_errbuf) != 0);
59 }
60 
61 ATF_TC(cam_open_device_negative_test_O_RDONLY);
62 ATF_TC_HEAD(cam_open_device_negative_test_O_RDONLY, tc)
63 {
64 
65 	atf_tc_set_md_var(tc, "descr",
66 	    "test that cam_open_device(`cam_device`, O_RDONLY) fails to open "
67 	    "the underlying pass(4) device (bug 217649)");
68 	atf_tc_set_md_var(tc, "require.config", "cam_test_device");
69 	atf_tc_set_md_var(tc, "require.user", "root");
70 }
71 
72 ATF_TC_BODY(cam_open_device_negative_test_O_RDONLY, tc)
73 {
74 	const char *cam_test_device;
75 
76 	cam_test_device = get_cam_test_device(tc);
77 
78 	cam_clear_error();
79 	ATF_CHECK(cam_open_device(cam_test_device, O_RDONLY) == NULL);
80 	ATF_REQUIRE(cam_has_error());
81 }
82 
83 ATF_TC(cam_open_device_negative_test_nonexistent);
84 ATF_TC_HEAD(cam_open_device_negative_test_nonexistent, tc)
85 {
86 
87 	atf_tc_set_md_var(tc, "require.user", "root");
88 }
89 
90 ATF_TC_BODY(cam_open_device_negative_test_nonexistent, tc)
91 {
92 
93 	cam_clear_error();
94 	ATF_REQUIRE(cam_open_device("/nonexistent", O_RDWR) == NULL);
95 	ATF_REQUIRE(cam_has_error());
96 }
97 
98 ATF_TC(cam_open_device_negative_test_unprivileged);
99 ATF_TC_HEAD(cam_open_device_negative_test_unprivileged, tc)
100 {
101 
102 	atf_tc_set_md_var(tc, "require.config", "cam_test_device");
103 	atf_tc_set_md_var(tc, "require.user", "unprivileged");
104 }
105 
106 ATF_TC_BODY(cam_open_device_negative_test_unprivileged, tc)
107 {
108 	const char *cam_test_device;
109 
110 	cam_test_device = get_cam_test_device(tc);
111 
112 	cam_clear_error();
113 	ATF_CHECK(cam_open_device(cam_test_device, O_RDONLY) == NULL);
114 	ATF_REQUIRE(cam_has_error());
115 
116 	cam_clear_error();
117 	ATF_CHECK(cam_open_device(cam_test_device, O_RDWR) == NULL);
118 	ATF_REQUIRE(cam_has_error());
119 }
120 
121 ATF_TC(cam_open_device_positive_test);
122 ATF_TC_HEAD(cam_open_device_positive_test, tc)
123 {
124 
125 	atf_tc_set_md_var(tc, "require.config", "cam_test_device");
126 	atf_tc_set_md_var(tc, "require.user", "root");
127 }
128 
129 ATF_TC_BODY(cam_open_device_positive_test, tc)
130 {
131 	struct cam_device *cam_dev;
132 	const char *cam_test_device;
133 
134 	cam_test_device = get_cam_test_device(tc);
135 
136 	cam_clear_error();
137 	cam_dev = cam_open_device(cam_test_device, O_RDWR);
138 	ATF_CHECK_MSG(cam_dev != NULL, "cam_open_device failed: %s",
139 	    cam_errbuf);
140 	ATF_REQUIRE(!cam_has_error());
141 	cam_close_device(cam_dev);
142 }
143 
144 ATF_TC(cam_close_device_negative_test_NULL);
145 ATF_TC_HEAD(cam_close_device_negative_test_NULL, tc)
146 {
147 
148 	atf_tc_set_md_var(tc, "descr",
149 	    "test that cam_close_device(NULL) succeeds without error");
150 	atf_tc_set_md_var(tc, "require.user", "root");
151 }
152 
153 ATF_TC_BODY(cam_close_device_negative_test_NULL, tc)
154 {
155 
156 	cam_clear_error();
157 	cam_close_device(NULL);
158 	ATF_REQUIRE(!cam_has_error());
159 }
160 
161 ATF_TC(cam_getccb_positive_test);
162 ATF_TC_HEAD(cam_getccb_positive_test, tc)
163 {
164 
165 	atf_tc_set_md_var(tc, "require.config", "cam_test_device");
166 	atf_tc_set_md_var(tc, "require.user", "root");
167 }
168 
169 ATF_TC_BODY(cam_getccb_positive_test, tc)
170 {
171 	union ccb *cam_ccb;
172 	struct cam_device *cam_dev;
173 	const char *cam_test_device;
174 
175 	cam_test_device = get_cam_test_device(tc);
176 
177 	cam_clear_error();
178 	cam_dev = cam_open_device(cam_test_device, O_RDWR);
179 	ATF_CHECK_MSG(cam_dev != NULL, "cam_open_device failed: %s",
180 	    cam_errbuf);
181 	ATF_REQUIRE(!cam_has_error());
182 	cam_ccb = cam_getccb(cam_dev);
183 	ATF_CHECK_MSG(cam_ccb != NULL, "get_camccb failed: %s", cam_errbuf);
184 	ATF_REQUIRE(!cam_has_error());
185 	cam_freeccb(cam_ccb);
186 	cam_close_device(cam_dev);
187 }
188 
189 ATF_TC(cam_freeccb_negative_test_NULL);
190 ATF_TC_HEAD(cam_freeccb_negative_test_NULL, tc)
191 {
192 
193 	atf_tc_set_md_var(tc, "descr",
194 	    "test that cam_freeccb(NULL) succeeds without error");
195 	atf_tc_set_md_var(tc, "require.user", "root");
196 }
197 
198 ATF_TC_BODY(cam_freeccb_negative_test_NULL, tc)
199 {
200 
201 	cam_clear_error();
202 	cam_freeccb(NULL);
203 	ATF_REQUIRE(!cam_has_error());
204 }
205 
206 ATF_TP_ADD_TCS(tp)
207 {
208 
209 	ATF_TP_ADD_TC(tp, cam_open_device_negative_test_O_RDONLY);
210 	ATF_TP_ADD_TC(tp, cam_open_device_negative_test_nonexistent);
211 	ATF_TP_ADD_TC(tp, cam_open_device_negative_test_unprivileged);
212 	ATF_TP_ADD_TC(tp, cam_open_device_positive_test);
213 	ATF_TP_ADD_TC(tp, cam_close_device_negative_test_NULL);
214 	ATF_TP_ADD_TC(tp, cam_getccb_positive_test);
215 	ATF_TP_ADD_TC(tp, cam_freeccb_negative_test_NULL);
216 
217 	return (atf_no_error());
218 }
219