external/bsd/atf/dist/atf-c/error_test.c

   1 /*
   2  * Automated Testing Framework (atf)
   3  *
   4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  17  * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  18  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  19  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  23  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  25  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  26  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <errno.h>
  31 #include <stdint.h>
  32 #include <stdio.h>
  33 #include <string.h>
  34
  35 #include <atf-c.h>
  36
  37 #include "atf-c/defs.h"
  38 #include "atf-c/error.h"
  39
  40 #include "detail/test_helpers.h"
  41
  42 /* ---------------------------------------------------------------------
  43  * Auxiliary functions.
  44  * --------------------------------------------------------------------- */
  45
  46 static
  47 void
  48 test_format(const atf_error_t err ATF_DEFS_ATTRIBUTE_UNUSED,
  49             char *buf, size_t buflen)
  50 {
  51     snprintf(buf, buflen, "Test formatting function");
  52 }
  53
  54 /* ---------------------------------------------------------------------
  55  * Tests for the "atf_error" type.
  56  * --------------------------------------------------------------------- */
  57
  58 ATF_TC(error_new);
  59 ATF_TC_HEAD(error_new, tc)
  60 {
  61     atf_tc_set_md_var(tc, "descr", "Checks the construction of an error "
  62                       "object");
  63 }
  64 ATF_TC_BODY(error_new, tc)
  65 {
  66     atf_error_t err;
  67     int data;
  68
  69     err = atf_error_new("test_error", NULL, 0, NULL);
  70     ATF_REQUIRE(atf_error_is(err, "test_error"));
  71     ATF_REQUIRE(!atf_error_is(err, "unknown_error"));
  72     ATF_REQUIRE(atf_error_data(err) == NULL);
  73     atf_error_free(err);
  74
  75     data = 5;
  76     err = atf_error_new("test_data_error", &data, sizeof(data), NULL);
  77     ATF_REQUIRE(atf_error_is(err, "test_data_error"));
  78     ATF_REQUIRE(!atf_error_is(err, "unknown_error"));
  79     ATF_REQUIRE(atf_error_data(err) != NULL);
  80     ATF_REQUIRE_EQ(*((const int *)atf_error_data(err)), 5);
  81     atf_error_free(err);
  82 }
  83
  84 ATF_TC(error_new_wo_memory);
  85 ATF_TC_HEAD(error_new_wo_memory, tc)
  86 {
  87     atf_tc_set_md_var(tc, "descr", "Checks that an unavailable memory error "
  88                       "raised when constructing an error object "
  89                             "is properly converted to the no_memory "
  90                             "static error type");
  91 }
  92 ATF_TC_BODY(error_new_wo_memory, tc)
  93 {
  94     atf_error_t err;
  95     void *invalid;
  96
  97     invalid = (void *)1;
  98
  99     err = atf_error_new("test_error", invalid, SIZE_MAX, NULL);
 100     ATF_REQUIRE(atf_error_is(err, "no_memory"));
 101     ATF_REQUIRE(atf_error_data(err) == NULL);
 102     atf_error_free(err);
 103 }
 104
 105 ATF_TC(no_error);
 106 ATF_TC_HEAD(no_error, tc)
 107 {
 108     atf_tc_set_md_var(tc, "descr", "Checks that constructing a non-error "
 109                       "object works");
 110 }
 111 ATF_TC_BODY(no_error, tc)
 112 {
 113     atf_error_t err;
 114
 115     err = atf_no_error();
 116     ATF_REQUIRE(!atf_is_error(err));
 117 }
 118
 119 ATF_TC(is_error);
 120 ATF_TC_HEAD(is_error, tc)
 121 {
 122     atf_tc_set_md_var(tc, "descr", "Checks the is_error method to determine "
 123                       "if an error object holds success or an error");
 124 }
 125 ATF_TC_BODY(is_error, tc)
 126 {
 127     atf_error_t err;
 128
 129     err = atf_no_error();
 130     ATF_REQUIRE(!atf_is_error(err));
 131
 132     err = atf_error_new("test_error", NULL, 0, NULL);
 133     ATF_REQUIRE(atf_is_error(err));
 134     atf_error_free(err);
 135 }
 136
 137 ATF_TC(format);
 138 ATF_TC_HEAD(format, tc)
 139 {
 140     atf_tc_set_md_var(tc, "descr", "Checks the default formatting function "
 141                       "and the ability to change it");
 142 }
 143 ATF_TC_BODY(format, tc)
 144 {
 145     atf_error_t err;
 146     char buf[1024];
 147
 148     printf("Testing default formatting function\n");
 149     err = atf_error_new("test_error", NULL, 0, NULL);
 150     atf_error_format(err, buf, sizeof(buf));
 151     printf("Error string is: %s\n", buf);
 152     ATF_REQUIRE(strcmp(buf, "Error 'test_error'") == 0);
 153     atf_error_free(err);
 154
 155     printf("Testing custom formatting function\n");
 156     err = atf_error_new("test_error", NULL, 0, test_format);
 157     atf_error_format(err, buf, sizeof(buf));
 158     printf("Error string is: %s\n", buf);
 159     ATF_REQUIRE(strcmp(buf, "Test formatting function") == 0);
 160     atf_error_free(err);
 161 }
 162
 163 /* ---------------------------------------------------------------------
 164  * Tests for the "libc" error.
 165  * --------------------------------------------------------------------- */
 166
 167 ATF_TC(libc_new);
 168 ATF_TC_HEAD(libc_new, tc)
 169 {
 170     atf_tc_set_md_var(tc, "descr", "Checks the construction of libc errors");
 171 }
 172 ATF_TC_BODY(libc_new, tc)
 173 {
 174     atf_error_t err;
 175
 176     err = atf_libc_error(ENOMEM, "Test message 1");
 177     ATF_REQUIRE(atf_error_is(err, "libc"));
 178     ATF_REQUIRE_EQ(atf_libc_error_code(err), ENOMEM);
 179     ATF_REQUIRE(strcmp(atf_libc_error_msg(err), "Test message 1") == 0);
 180     atf_error_free(err);
 181
 182     err = atf_libc_error(EPERM, "%s message %d", "Test", 2);
 183     ATF_REQUIRE(atf_error_is(err, "libc"));
 184     ATF_REQUIRE_EQ(atf_libc_error_code(err), EPERM);
 185     ATF_REQUIRE(strcmp(atf_libc_error_msg(err), "Test message 2") == 0);
 186     atf_error_free(err);
 187 }
 188
 189 ATF_TC(libc_format);
 190 ATF_TC_HEAD(libc_format, tc)
 191 {
 192     atf_tc_set_md_var(tc, "descr", "Checks the formatting of libc errors");
 193 }
 194 ATF_TC_BODY(libc_format, tc)
 195 {
 196     atf_error_t err;
 197     char buf[1024];
 198
 199     err = atf_libc_error(ENOMEM, "Test message 1");
 200     atf_error_format(err, buf, sizeof(buf));
 201     ATF_REQUIRE(strstr(buf, strerror(ENOMEM)) != NULL);
 202     ATF_REQUIRE(strstr(buf, "Test message 1") != NULL);
 203     atf_error_free(err);
 204
 205     err = atf_libc_error(EPERM, "Test message 2");
 206     atf_error_format(err, buf, sizeof(buf));
 207     ATF_REQUIRE(strstr(buf, strerror(EPERM)) != NULL);
 208     ATF_REQUIRE(strstr(buf, "Test message 2") != NULL);
 209     atf_error_free(err);
 210
 211     err = atf_libc_error(EPERM, "%s message %d", "Test", 3);
 212     atf_error_format(err, buf, sizeof(buf));
 213     ATF_REQUIRE(strstr(buf, strerror(EPERM)) != NULL);
 214     ATF_REQUIRE(strstr(buf, "Test message 3") != NULL);
 215     atf_error_free(err);
 216 }
 217
 218 /* ---------------------------------------------------------------------
 219  * Tests for the "no_memory" error.
 220  * --------------------------------------------------------------------- */
 221
 222 ATF_TC(no_memory_new);
 223 ATF_TC_HEAD(no_memory_new, tc)
 224 {
 225     atf_tc_set_md_var(tc, "descr", "Checks the construction of no_memory "
 226                       "errors");
 227 }
 228 ATF_TC_BODY(no_memory_new, tc)
 229 {
 230     atf_error_t err;
 231
 232     err = atf_no_memory_error();
 233     ATF_REQUIRE(atf_error_is(err, "no_memory"));
 234     ATF_REQUIRE(atf_error_data(err) == NULL);
 235     atf_error_free(err);
 236 }
 237
 238 ATF_TC(no_memory_format);
 239 ATF_TC_HEAD(no_memory_format, tc)
 240 {
 241     atf_tc_set_md_var(tc, "descr", "Checks the formatting of no_memory "
 242                       "errors");
 243 }
 244 ATF_TC_BODY(no_memory_format, tc)
 245 {
 246     atf_error_t err;
 247     char buf[1024];
 248
 249     err = atf_no_memory_error();
 250     atf_error_format(err, buf, sizeof(buf));
 251     ATF_REQUIRE(strcmp(buf, "Not enough memory") == 0);
 252     atf_error_free(err);
 253 }
 254
 255 ATF_TC(no_memory_twice);
 256 ATF_TC_HEAD(no_memory_twice, tc)
 257 {
 258     atf_tc_set_md_var(tc, "descr", "Checks the construction of no_memory "
 259                       "errors multiple times, as this error is initialized "
 260                       "statically");
 261 }
 262 ATF_TC_BODY(no_memory_twice, tc)
 263 {
 264     {
 265         atf_error_t err = atf_no_memory_error();
 266         ATF_REQUIRE(atf_error_is(err, "no_memory"));
 267         ATF_REQUIRE(atf_error_data(err) == NULL);
 268         atf_error_free(err);
 269     }
 270
 271     {
 272         atf_error_t err = atf_no_memory_error();
 273         ATF_REQUIRE(atf_error_is(err, "no_memory"));
 274         ATF_REQUIRE(atf_error_data(err) == NULL);
 275         atf_error_free(err);
 276     }
 277 }
 278
 279 /* ---------------------------------------------------------------------
 280  * Tests cases for the header file.
 281  * --------------------------------------------------------------------- */
 282
 283 HEADER_TC(include, "atf-c/error.h");
 284 HEADER_TC(include_fwd, "atf-c/error_fwd.h");
 285
 286 /* ---------------------------------------------------------------------
 287  * Main.
 288  * --------------------------------------------------------------------- */
 289
 290 ATF_TP_ADD_TCS(tp)
 291 {
 292     /* Add the tests for the "atf_error" type. */
 293     ATF_TP_ADD_TC(tp, error_new);
 294     ATF_TP_ADD_TC(tp, error_new_wo_memory);
 295     ATF_TP_ADD_TC(tp, no_error);
 296     ATF_TP_ADD_TC(tp, is_error);
 297     ATF_TP_ADD_TC(tp, format);
 298
 299     /* Add the tests for the "libc" error. */
 300     ATF_TP_ADD_TC(tp, libc_new);
 301     ATF_TP_ADD_TC(tp, libc_format);
 302
 303     /* Add the tests for the "no_memory" error. */
 304     ATF_TP_ADD_TC(tp, no_memory_new);
 305     ATF_TP_ADD_TC(tp, no_memory_format);
 306     ATF_TP_ADD_TC(tp, no_memory_twice);
 307
 308     /* Add the test cases for the header file. */
 309     ATF_TP_ADD_TC(tp, include);
 310     ATF_TP_ADD_TC(tp, include_fwd);
 311
 312     return atf_no_error();
 313 }