89 lines
3.0 KiB
C
89 lines
3.0 KiB
C
/* Copyright (c) 2010 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
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* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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#include "atf-c/tp.h"
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#include <string.h>
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#include <unistd.h>
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#include <atf-c.h>
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ATF_TC(getopt);
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ATF_TC_HEAD(getopt, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Checks if getopt(3) global state is "
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"reset by the test program driver so that test cases can use "
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"getopt(3) again");
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}
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ATF_TC_BODY(getopt, tc)
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{
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/* Provide an option that is unknown to the test program driver and
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* one that is, together with an argument that would be swallowed by
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* the test program option if it were recognized. */
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int argc = 4;
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char arg1[] = "progname";
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char arg2[] = "-Z";
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char arg3[] = "-s";
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char arg4[] = "foo";
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char *const argv[] = { arg1, arg2, arg3, arg4, NULL };
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int ch;
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bool zflag;
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/* Given that this obviously is a test program, and that we used the
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* same driver to start, we can test getopt(3) right here without doing
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* any fancy stuff. */
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zflag = false;
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while ((ch = getopt(argc, argv, ":Z")) != -1) {
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switch (ch) {
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case 'Z':
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zflag = true;
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break;
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case '?':
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default:
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if (optopt != 's')
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atf_tc_fail("Unexpected unknown option -%c found", optopt);
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}
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}
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ATF_REQUIRE(zflag);
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ATF_REQUIRE_EQ_MSG(1, argc - optind, "Invalid number of arguments left "
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"after the call to getopt(3)");
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ATF_CHECK_STREQ_MSG("foo", argv[optind], "The non-option argument is "
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"invalid");
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}
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/* ---------------------------------------------------------------------
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* Main.
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* --------------------------------------------------------------------- */
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, getopt);
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return atf_no_error();
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}
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