external/bsd/bind/dist/unit/atf-src/atf-c/detail/sanity_test.c

   1 /*      $NetBSD: sanity_test.c,v 1.3 2014/12/10 04:38:03 christos Exp $ */
   2
   3 /*
   4  * Automated Testing Framework (atf)
   5  *
   6  * Copyright (c) 2008 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 #if defined(HAVE_CONFIG_H)
  33 #include "bconfig.h"
  34 #endif
  35
  36 #include <sys/types.h>
  37 #include <sys/wait.h>
  38
  39 #include <signal.h>
  40 #include <stdbool.h>
  41 #include <stdlib.h>
  42 #include <string.h>
  43 #include <unistd.h>
  44
  45 #include <atf-c.h>
  46
  47 #include "dynstr.h"
  48 #include "process.h"
  49 #include "sanity.h"
  50 #include "test_helpers.h"
  51
  52 /* ---------------------------------------------------------------------
  53  * Auxiliary functions.
  54  * --------------------------------------------------------------------- */
  55
  56 enum type { inv, pre, post, unreachable };
  57
  58 struct test_data {
  59     enum type m_type;
  60     bool m_cond;
  61 };
  62
  63 static void do_test_child(void *) ATF_DEFS_ATTRIBUTE_NORETURN;
  64
  65 static
  66 void
  67 do_test_child(void *v)
  68 {
  69     struct test_data *td = v;
  70
  71     switch (td->m_type) {
  72     case inv:
  73         INV(td->m_cond);
  74         break;
  75
  76     case pre:
  77         PRE(td->m_cond);
  78         break;
  79
  80     case post:
  81         POST(td->m_cond);
  82         break;
  83
  84     case unreachable:
  85         if (!td->m_cond)
  86             UNREACHABLE;
  87         break;
  88     }
  89
  90     exit(EXIT_SUCCESS);
  91 }
  92
  93 static
  94 void
  95 do_test(enum type t, bool cond)
  96 {
  97     atf_process_child_t child;
  98     atf_process_status_t status;
  99     int nlines;
 100     char *lines[3];
 101
 102     {
 103         atf_process_stream_t outsb, errsb;
 104         struct test_data td = { t, cond };
 105
 106         RE(atf_process_stream_init_inherit(&outsb));
 107         RE(atf_process_stream_init_capture(&errsb));
 108         RE(atf_process_fork(&child, do_test_child, &outsb, &errsb, &td));
 109         atf_process_stream_fini(&errsb);
 110         atf_process_stream_fini(&outsb);
 111     }
 112
 113     nlines = 0;
 114     while (nlines < 3 && (lines[nlines] =
 115            atf_utils_readline(atf_process_child_stderr(&child))) != NULL)
 116         nlines++;
 117     ATF_REQUIRE(nlines == 0 || nlines == 3);
 118
 119     RE(atf_process_child_wait(&child, &status));
 120     if (!cond) {
 121         ATF_REQUIRE(atf_process_status_signaled(&status));
 122         ATF_REQUIRE(atf_process_status_termsig(&status) == SIGABRT);
 123     } else {
 124         ATF_REQUIRE(atf_process_status_exited(&status));
 125         ATF_REQUIRE(atf_process_status_exitstatus(&status) == EXIT_SUCCESS);
 126     }
 127     atf_process_status_fini(&status);
 128
 129     if (!cond) {
 130         switch (t) {
 131         case inv:
 132             ATF_REQUIRE(atf_utils_grep_string("Invariant", lines[0]));
 133             break;
 134
 135         case pre:
 136             ATF_REQUIRE(atf_utils_grep_string("Precondition", lines[0]));
 137             break;
 138
 139         case post:
 140             ATF_REQUIRE(atf_utils_grep_string("Postcondition", lines[0]));
 141             break;
 142
 143         case unreachable:
 144             ATF_REQUIRE(atf_utils_grep_string("Invariant", lines[0]));
 145             break;
 146         }
 147
 148         ATF_REQUIRE(atf_utils_grep_string(__FILE__, lines[0]));
 149         ATF_REQUIRE(atf_utils_grep_string(PACKAGE_BUGREPORT, lines[2]));
 150     }
 151
 152     while (nlines > 0) {
 153         nlines--;
 154         free(lines[nlines]);
 155     }
 156 }
 157
 158 static
 159 void
 160 require_ndebug(void)
 161 {
 162 #if defined(NDEBUG)
 163     atf_tc_skip("Sanity checks not available; code built with -DNDEBUG");
 164 #endif
 165 }
 166
 167 /* ---------------------------------------------------------------------
 168  * Test cases for the free functions.
 169  * --------------------------------------------------------------------- */
 170
 171 ATF_TC(inv);
 172 ATF_TC_HEAD(inv, tc)
 173 {
 174     atf_tc_set_md_var(tc, "descr", "Tests the INV macro");
 175 }
 176 ATF_TC_BODY(inv, tc)
 177 {
 178     require_ndebug();
 179
 180     do_test(inv, false);
 181     do_test(inv, true);
 182 }
 183
 184 ATF_TC(pre);
 185 ATF_TC_HEAD(pre, tc)
 186 {
 187     atf_tc_set_md_var(tc, "descr", "Tests the PRE macro");
 188 }
 189 ATF_TC_BODY(pre, tc)
 190 {
 191     require_ndebug();
 192
 193     do_test(pre, false);
 194     do_test(pre, true);
 195 }
 196
 197 ATF_TC(post);
 198 ATF_TC_HEAD(post, tc)
 199 {
 200     atf_tc_set_md_var(tc, "descr", "Tests the POST macro");
 201 }
 202 ATF_TC_BODY(post, tc)
 203 {
 204     require_ndebug();
 205
 206     do_test(post, false);
 207     do_test(post, true);
 208 }
 209
 210 ATF_TC(unreachable);
 211 ATF_TC_HEAD(unreachable, tc)
 212 {
 213     atf_tc_set_md_var(tc, "descr", "Tests the UNREACHABLE macro");
 214 }
 215 ATF_TC_BODY(unreachable, tc)
 216 {
 217     require_ndebug();
 218
 219     do_test(unreachable, false);
 220     do_test(unreachable, true);
 221 }
 222
 223 /* ---------------------------------------------------------------------
 224  * Main.
 225  * --------------------------------------------------------------------- */
 226
 227 ATF_TP_ADD_TCS(tp)
 228 {
 229     ATF_TP_ADD_TC(tp, inv);
 230     ATF_TP_ADD_TC(tp, pre);
 231     ATF_TP_ADD_TC(tp, post);
 232     ATF_TP_ADD_TC(tp, unreachable);
 233
 234     return atf_no_error();
 235 }