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/* Copyright (c) 2010 The NetBSD Foundation, Inc.
* All rights reserved.
*
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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 "atf-c/tp.h"
#include <string.h>
#include <unistd.h>
#include <atf-c.h>
ATF_TC(getopt);
ATF_TC_HEAD(getopt, tc)
{
atf_tc_set_md_var(tc, "descr", "Checks if getopt(3) global state is "
"reset by the test program driver so that test cases can use "
"getopt(3) again");
}
ATF_TC_BODY(getopt, tc)
{
/* Provide an option that is unknown to the test program driver and
* one that is, together with an argument that would be swallowed by
* the test program option if it were recognized. */
int argc = 4;
char arg1[] = "progname";
char arg2[] = "-Z";
char arg3[] = "-s";
char arg4[] = "foo";
char *const argv[] = { arg1, arg2, arg3, arg4, NULL };
int ch;
bool zflag;
/* Given that this obviously is a test program, and that we used the
* same driver to start, we can test getopt(3) right here without doing
* any fancy stuff. */
zflag = false;
while ((ch = getopt(argc, argv, ":Z")) != -1) {
switch (ch) {
case 'Z':
zflag = true;
break;
case '?':
default:
if (optopt != 's')
atf_tc_fail("Unexpected unknown option -%c found", optopt);
}
}
ATF_REQUIRE(zflag);
ATF_REQUIRE_EQ_MSG(1, argc - optind, "Invalid number of arguments left "
"after the call to getopt(3)");
ATF_CHECK_STREQ_MSG("foo", argv[optind], "The non-option argument is "
"invalid");
}
/* ---------------------------------------------------------------------
* Main.
* --------------------------------------------------------------------- */
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, getopt);
return atf_no_error();
}
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