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/*
* setenv test suite.
*
* The canonical version of this file is maintained in the rra-c-util package,
* which can be found at <https://www.eyrie.org/~eagle/software/rra-c-util/>.
*
* Written by Russ Allbery <eagle@eyrie.org>
* Copyright 2000-2006, 2017 Russ Allbery <eagle@eyrie.org>
* Copyright 2006-2009, 2011
* The Board of Trustees of the Leland Stanford Junior University
*
* Copying and distribution of this file, with or without modification, are
* permitted in any medium without royalty provided the copyright notice and
* this notice are preserved. This file is offered as-is, without any
* warranty.
*
* SPDX-License-Identifier: FSFAP
*/
#include <config.h>
#include <portable/system.h>
#include <errno.h>
#include <tests/tap/basic.h>
int test_setenv(const char *name, const char *value, int overwrite);
static const char test_var[] = "SETENV_TEST";
static const char test_value1[] = "Do not taunt Happy Fun Ball.";
static const char test_value2[] = "Do not use Happy Fun Ball on concrete.";
int
main(void)
{
plan(8);
if (getenv(test_var))
bail("%s already in the environment!", test_var);
ok(test_setenv(test_var, test_value1, 0) == 0, "set string 1");
is_string(test_value1, getenv(test_var), "...and getenv correct");
ok(test_setenv(test_var, test_value2, 0) == 0, "set string 2");
is_string(test_value1, getenv(test_var), "...and getenv unchanged");
ok(test_setenv(test_var, test_value2, 1) == 0, "overwrite string 2");
is_string(test_value2, getenv(test_var), "...and getenv changed");
ok(test_setenv(test_var, "", 1) == 0, "overwrite with empty string");
is_string("", getenv(test_var), "...and getenv correct");
return 0;
}
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