external/bsd/bind/dist/unit/atf-src/atf-c/tp_test.c

   1 /*      $NetBSD: tp_test.c,v 1.3 2014/12/10 04:38:03 christos Exp $     */
   2
   3 /*
   4  * Automated Testing Framework (atf)
   5  *
   6  * Copyright (c) 2010 The NetBSD Foundation, Inc.
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  19  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  20  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  21  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  22  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  25  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  27  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  28  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  29  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <string.h>
  33 #include <unistd.h>
  34
  35 #include <atf-c.h>
  36
  37 #include "detail/test_helpers.h"
  38
  39 ATF_TC(getopt);
  40 ATF_TC_HEAD(getopt, tc)
  41 {
  42     atf_tc_set_md_var(tc, "descr", "Checks if getopt(3) global state is "
  43         "reset by the test program driver so that test cases can use "
  44         "getopt(3) again");
  45 }
  46 ATF_TC_BODY(getopt, tc)
  47 {
  48     /* Provide an option that is unknown to the test program driver and
  49      * one that is, together with an argument that would be swallowed by
  50      * the test program option if it were recognized. */
  51     int argc = 4;
  52     char arg1[] = "progname";
  53     char arg2[] = "-Z";
  54     char arg3[] = "-s";
  55     char arg4[] = "foo";
  56     char *const argv[] = { arg1, arg2, arg3, arg4, NULL };
  57
  58     int ch;
  59     bool zflag;
  60
  61     /* Given that this obviously is a test program, and that we used the
  62      * same driver to start, we can test getopt(3) right here without doing
  63      * any fancy stuff. */
  64     zflag = false;
  65     while ((ch = getopt(argc, argv, ":Z")) != -1) {
  66         switch (ch) {
  67         case 'Z':
  68             zflag = true;
  69             break;
  70
  71         case '?':
  72         default:
  73             if (optopt != 's')
  74                 atf_tc_fail("Unexpected unknown option -%c found", optopt);
  75         }
  76     }
  77
  78     ATF_REQUIRE(zflag);
  79     ATF_REQUIRE_EQ_MSG(1, argc - optind, "Invalid number of arguments left "
  80         "after the call to getopt(3)");
  81     ATF_CHECK_STREQ_MSG("foo", argv[optind], "The non-option argument is "
  82         "invalid");
  83 }
  84
  85 /* ---------------------------------------------------------------------
  86  * Tests cases for the header file.
  87  * --------------------------------------------------------------------- */
  88
  89 HEADER_TC(include, "atf-c/tp.h");
  90
  91 /* ---------------------------------------------------------------------
  92  * Main.
  93  * --------------------------------------------------------------------- */
  94
  95 ATF_TP_ADD_TCS(tp)
  96 {
  97     ATF_TP_ADD_TC(tp, getopt);
  98
  99     /* Add the test cases for the header file. */
 100     ATF_TP_ADD_TC(tp, include);
 101
 102     return atf_no_error();
 103 }