1 /*	$NetBSD: env_test.c,v 1.3 2014/12/10 04:38:03 christos Exp $	*/
2 
3 /*
4  * Automated Testing Framework (atf)
5  *
6  * Copyright (c) 2007 The NetBSD Foundation, Inc.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
19  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
20  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
21  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
25  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
27  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
29  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include <stdlib.h>
33 #include <string.h>
34 
35 #include <atf-c.h>
36 
37 #include "env.h"
38 #include "test_helpers.h"
39 #include "text.h"
40 
41 /* ---------------------------------------------------------------------
42  * Test cases for the free functions.
43  * --------------------------------------------------------------------- */
44 
45 ATF_TC(has);
46 ATF_TC_HEAD(has, tc)
47 {
48     atf_tc_set_md_var(tc, "descr", "Tests the atf_env_has function");
49 }
50 ATF_TC_BODY(has, tc)
51 {
52     ATF_REQUIRE(atf_env_has("PATH"));
53     ATF_REQUIRE(!atf_env_has("_UNDEFINED_VARIABLE_"));
54 }
55 
56 ATF_TC(get);
57 ATF_TC_HEAD(get, tc)
58 {
59     atf_tc_set_md_var(tc, "descr", "Tests the atf_env_get function");
60 }
61 ATF_TC_BODY(get, tc)
62 {
63     const char *val;
64 
65     ATF_REQUIRE(atf_env_has("PATH"));
66 
67     val = atf_env_get("PATH");
68     ATF_REQUIRE(strlen(val) > 0);
69     ATF_REQUIRE(strchr(val, ':') != NULL);
70 }
71 
72 ATF_TC(set);
73 ATF_TC_HEAD(set, tc)
74 {
75     atf_tc_set_md_var(tc, "descr", "Tests the atf_env_set function");
76 }
77 ATF_TC_BODY(set, tc)
78 {
79     char *oldval;
80 
81     ATF_REQUIRE(atf_env_has("PATH"));
82     RE(atf_text_format(&oldval, "%s", atf_env_get("PATH")));
83     RE(atf_env_set("PATH", "foo-bar"));
84     ATF_REQUIRE(strcmp(atf_env_get("PATH"), oldval) != 0);
85     ATF_REQUIRE(strcmp(atf_env_get("PATH"), "foo-bar") == 0);
86     free(oldval);
87 
88     ATF_REQUIRE(!atf_env_has("_UNDEFINED_VARIABLE_"));
89     RE(atf_env_set("_UNDEFINED_VARIABLE_", "foo2-bar2"));
90     ATF_REQUIRE(strcmp(atf_env_get("_UNDEFINED_VARIABLE_"),
91                      "foo2-bar2") == 0);
92 }
93 
94 ATF_TC(unset);
95 ATF_TC_HEAD(unset, tc)
96 {
97     atf_tc_set_md_var(tc, "descr", "Tests the atf_env_unset function");
98 }
99 ATF_TC_BODY(unset, tc)
100 {
101     ATF_REQUIRE(atf_env_has("PATH"));
102     RE(atf_env_unset("PATH"));
103     ATF_REQUIRE(!atf_env_has("PATH"));
104 }
105 
106 /* ---------------------------------------------------------------------
107  * Main.
108  * --------------------------------------------------------------------- */
109 
110 ATF_TP_ADD_TCS(tp)
111 {
112     ATF_TP_ADD_TC(tp, has);
113     ATF_TP_ADD_TC(tp, get);
114     ATF_TP_ADD_TC(tp, set);
115     ATF_TP_ADD_TC(tp, unset);
116 
117     return atf_no_error();
118 }
119