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/* $NetBSD: t_getenv.c,v 1.2 2011/07/15 13:54:31 jruoho Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Christos Zoulas
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_getenv.c,v 1.2 2011/07/15 13:54:31 jruoho Exp $");
#include <atf-c.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
extern char **environ;
ATF_TC(clearenv_basic);
ATF_TC_HEAD(clearenv_basic, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test user clearing environment directly");
}
ATF_TC_BODY(clearenv_basic, tc)
{
char name[1024], value[1024];
for (size_t i = 0; i < 1024; i++) {
snprintf(name, sizeof(name), "crap%zu", i);
snprintf(value, sizeof(value), "%zu", i);
ATF_CHECK(setenv(name, value, 1) != -1);
}
*environ = NULL;
for (size_t i = 0; i < 1; i++) {
snprintf(name, sizeof(name), "crap%zu", i);
snprintf(value, sizeof(value), "%zu", i);
ATF_CHECK(setenv(name, value, 1) != -1);
}
ATF_CHECK_STREQ(getenv("crap0"), "0");
ATF_CHECK(getenv("crap1") == NULL);
ATF_CHECK(getenv("crap2") == NULL);
}
ATF_TC(getenv_basic);
ATF_TC_HEAD(getenv_basic, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test setenv(3), getenv(3)");
}
ATF_TC_BODY(getenv_basic, tc)
{
ATF_CHECK(setenv("EVIL", "very=bad", 1) != -1);
ATF_CHECK_STREQ(getenv("EVIL"), "very=bad");
ATF_CHECK(getenv("EVIL=very") == NULL);
ATF_CHECK(unsetenv("EVIL") != -1);
}
ATF_TC(putenv_basic);
ATF_TC_HEAD(putenv_basic, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test putenv(3), getenv(3), unsetenv(3)");
}
ATF_TC_BODY(putenv_basic, tc)
{
char string[1024];
snprintf(string, sizeof(string), "crap=true");
ATF_CHECK(putenv(string) != -1);
ATF_CHECK_STREQ(getenv("crap"), "true");
string[1] = 'l';
ATF_CHECK_STREQ(getenv("clap"), "true");
ATF_CHECK(getenv("crap") == NULL);
string[1] = 'r';
ATF_CHECK(unsetenv("crap") != -1);
ATF_CHECK(getenv("crap") == NULL);
ATF_CHECK_ERRNO(EINVAL, putenv(NULL) == -1);
ATF_CHECK_ERRNO(EINVAL, putenv(__UNCONST("val")) == -1);
ATF_CHECK_ERRNO(EINVAL, putenv(__UNCONST("=val")) == -1);
}
ATF_TC(setenv_basic);
ATF_TC_HEAD(setenv_basic, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test setenv(3), getenv(3), unsetenv(3)");
atf_tc_set_md_var(tc, "timeout", "300");
}
ATF_TC_BODY(setenv_basic, tc)
{
const size_t numvars = 8192;
size_t i, offset;
char name[1024];
char value[1024];
offset = lrand48();
for (i = 0; i < numvars; i++) {
(void)snprintf(name, sizeof(name), "var%zu",
(i * 7 + offset) % numvars);
(void)snprintf(value, sizeof(value), "value%ld", lrand48());
ATF_CHECK(setenv(name, value, 1) != -1);
ATF_CHECK(setenv(name, "foo", 0) != -1);
ATF_CHECK_STREQ(getenv(name), value);
}
offset = lrand48();
for (i = 0; i < numvars; i++) {
(void)snprintf(name, sizeof(name), "var%zu",
(i * 11 + offset) % numvars);
ATF_CHECK(unsetenv(name) != -1);
ATF_CHECK(getenv(name) == NULL);
ATF_CHECK(unsetenv(name) != -1);
}
ATF_CHECK_ERRNO(EINVAL, setenv(NULL, "val", 1) == -1);
ATF_CHECK_ERRNO(EINVAL, setenv("", "val", 1) == -1);
ATF_CHECK_ERRNO(EINVAL, setenv("v=r", "val", 1) == -1);
ATF_CHECK_ERRNO(EINVAL, setenv("var", NULL, 1) == -1);
ATF_CHECK(setenv("var", "=val", 1) == 0);
ATF_CHECK_STREQ(getenv("var"), "=val");
}
ATF_TC(setenv_mixed);
ATF_TC_HEAD(setenv_mixed, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test mixing setenv(3), unsetenv(3) and putenv(3)");
}
ATF_TC_BODY(setenv_mixed, tc)
{
char string[32];
(void)strcpy(string, "mixedcrap=putenv");
ATF_CHECK(setenv("mixedcrap", "setenv", 1) != -1);
ATF_CHECK_STREQ(getenv("mixedcrap"), "setenv");
ATF_CHECK(putenv(string) != -1);
ATF_CHECK_STREQ(getenv("mixedcrap"), "putenv");
ATF_CHECK(unsetenv("mixedcrap") != -1);
ATF_CHECK(getenv("mixedcrap") == NULL);
ATF_CHECK(putenv(string) != -1);
ATF_CHECK_STREQ(getenv("mixedcrap"), "putenv");
ATF_CHECK(setenv("mixedcrap", "setenv", 1) != -1);
ATF_CHECK_STREQ(getenv("mixedcrap"), "setenv");
ATF_CHECK(unsetenv("mixedcrap") != -1);
ATF_CHECK(getenv("mixedcrap") == NULL);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, clearenv_basic);
ATF_TP_ADD_TC(tp, getenv_basic);
ATF_TP_ADD_TC(tp, putenv_basic);
ATF_TP_ADD_TC(tp, setenv_basic);
ATF_TP_ADD_TC(tp, setenv_mixed);
return atf_no_error();
}
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