1 /* $NetBSD: t_getenv.c,v 1.3 2015/02/27 08:55:35 martin Exp $ */
4 * Copyright (c) 2010 The NetBSD Foundation, Inc.
7 * This code is derived from software contributed to The NetBSD Foundation
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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35 #include <sys/cdefs.h>
36 __RCSID("$NetBSD: t_getenv.c,v 1.3 2015/02/27 08:55:35 martin Exp $");
47 extern char **environ;
49 ATF_TC(clearenv_basic);
50 ATF_TC_HEAD(clearenv_basic, tc)
52 atf_tc_set_md_var(tc, "descr",
53 "Test user clearing environment directly");
56 ATF_TC_BODY(clearenv_basic, tc)
58 char name[1024], value[1024];
60 for (size_t i = 0; i < 1024; i++) {
61 snprintf(name, sizeof(name), "crap%zu", i);
62 snprintf(value, sizeof(value), "%zu", i);
63 ATF_CHECK(setenv(name, value, 1) != -1);
68 for (size_t i = 0; i < 1; i++) {
69 snprintf(name, sizeof(name), "crap%zu", i);
70 snprintf(value, sizeof(value), "%zu", i);
71 ATF_CHECK(setenv(name, value, 1) != -1);
74 ATF_CHECK_STREQ(getenv("crap0"), "0");
75 ATF_CHECK(getenv("crap1") == NULL);
76 ATF_CHECK(getenv("crap2") == NULL);
80 ATF_TC_HEAD(getenv_basic, tc)
82 atf_tc_set_md_var(tc, "descr",
83 "Test setenv(3), getenv(3)");
86 ATF_TC_BODY(getenv_basic, tc)
88 ATF_CHECK(setenv("EVIL", "very=bad", 1) != -1);
89 ATF_CHECK_STREQ(getenv("EVIL"), "very=bad");
90 ATF_CHECK(getenv("EVIL=very") == NULL);
91 ATF_CHECK(unsetenv("EVIL") != -1);
95 ATF_TC_HEAD(putenv_basic, tc)
97 atf_tc_set_md_var(tc, "descr",
98 "Test putenv(3), getenv(3), unsetenv(3)");
102 ATF_TC_BODY(putenv_basic, tc)
106 snprintf(string, sizeof(string), "crap=true");
107 ATF_CHECK(putenv(string) != -1);
108 ATF_CHECK_STREQ(getenv("crap"), "true");
110 ATF_CHECK_STREQ(getenv("clap"), "true");
111 ATF_CHECK(getenv("crap") == NULL);
113 ATF_CHECK(unsetenv("crap") != -1);
114 ATF_CHECK(getenv("crap") == NULL);
116 ATF_CHECK_ERRNO(EINVAL, putenv(NULL) == -1);
117 ATF_CHECK_ERRNO(EINVAL, putenv(__UNCONST("val")) == -1);
118 ATF_CHECK_ERRNO(EINVAL, putenv(__UNCONST("=val")) == -1);
121 ATF_TC(setenv_basic);
122 ATF_TC_HEAD(setenv_basic, tc)
124 atf_tc_set_md_var(tc, "descr",
125 "Test setenv(3), getenv(3), unsetenv(3)");
126 atf_tc_set_md_var(tc, "timeout", "600");
129 ATF_TC_BODY(setenv_basic, tc)
131 const size_t numvars = 8192;
137 for (i = 0; i < numvars; i++) {
138 (void)snprintf(name, sizeof(name), "var%zu",
139 (i * 7 + offset) % numvars);
140 (void)snprintf(value, sizeof(value), "value%ld", lrand48());
141 ATF_CHECK(setenv(name, value, 1) != -1);
142 ATF_CHECK(setenv(name, "foo", 0) != -1);
143 ATF_CHECK_STREQ(getenv(name), value);
147 for (i = 0; i < numvars; i++) {
148 (void)snprintf(name, sizeof(name), "var%zu",
149 (i * 11 + offset) % numvars);
150 ATF_CHECK(unsetenv(name) != -1);
151 ATF_CHECK(getenv(name) == NULL);
152 ATF_CHECK(unsetenv(name) != -1);
155 ATF_CHECK_ERRNO(EINVAL, setenv(NULL, "val", 1) == -1);
156 ATF_CHECK_ERRNO(EINVAL, setenv("", "val", 1) == -1);
157 ATF_CHECK_ERRNO(EINVAL, setenv("v=r", "val", 1) == -1);
160 Both FreeBSD and OS/X does not validate the second
161 argument to setenv(3)
163 atf_tc_expect_signal(SIGSEGV, "FreeBSD does not validate the second "
164 "argument to setenv(3); see bin/189805");
167 ATF_CHECK_ERRNO(EINVAL, setenv("var", NULL, 1) == -1);
169 ATF_CHECK(setenv("var", "=val", 1) == 0);
170 ATF_CHECK_STREQ(getenv("var"), "=val");
173 ATF_TC(setenv_mixed);
174 ATF_TC_HEAD(setenv_mixed, tc)
176 atf_tc_set_md_var(tc, "descr",
177 "Test mixing setenv(3), unsetenv(3) and putenv(3)");
180 ATF_TC_BODY(setenv_mixed, tc)
184 (void)strcpy(string, "mixedcrap=putenv");
186 ATF_CHECK(setenv("mixedcrap", "setenv", 1) != -1);
187 ATF_CHECK_STREQ(getenv("mixedcrap"), "setenv");
188 ATF_CHECK(putenv(string) != -1);
189 ATF_CHECK_STREQ(getenv("mixedcrap"), "putenv");
190 ATF_CHECK(unsetenv("mixedcrap") != -1);
191 ATF_CHECK(getenv("mixedcrap") == NULL);
193 ATF_CHECK(putenv(string) != -1);
194 ATF_CHECK_STREQ(getenv("mixedcrap"), "putenv");
195 ATF_CHECK(setenv("mixedcrap", "setenv", 1) != -1);
196 ATF_CHECK_STREQ(getenv("mixedcrap"), "setenv");
197 ATF_CHECK(unsetenv("mixedcrap") != -1);
198 ATF_CHECK(getenv("mixedcrap") == NULL);
204 ATF_TP_ADD_TC(tp, clearenv_basic);
205 ATF_TP_ADD_TC(tp, getenv_basic);
206 ATF_TP_ADD_TC(tp, putenv_basic);
207 ATF_TP_ADD_TC(tp, setenv_basic);
208 ATF_TP_ADD_TC(tp, setenv_mixed);
210 return atf_no_error();