lib/util/tests/file.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    util_file testing
   5
   6    Copyright (C) Jelmer Vernooij 2005
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #include "includes.h"
  23 #include "system/filesys.h"
  24 #include "torture/torture.h"
  25 #include "torture/local/proto.h"
  26
  27 #define TEST_FILENAME "utilfile.test"
  28 #define TEST_LINE1 "This is list line 1..."
  29 #define TEST_LINE2 ".. and this is line 2"
  30 #define TEST_LINE3 "and end of the file"
  31
  32 #define TEST_DATA TEST_LINE1 "\n" TEST_LINE2 "\n" TEST_LINE3
  33
  34 static bool test_file_load_save(struct torture_context *tctx)
  35 {
  36         size_t len;
  37         char *data;
  38         TALLOC_CTX *mem_ctx = tctx;
  39
  40         torture_assert(tctx, file_save(TEST_FILENAME, TEST_DATA, strlen(TEST_DATA)),
  41                                    "saving file");
  42
  43         torture_assert_file_contains_text(tctx, TEST_FILENAME, TEST_DATA,
  44                                                                       "file contents");
  45
  46         data = file_load(TEST_FILENAME, &len, 0, mem_ctx);
  47         torture_assert(tctx, data, "loading file");
  48
  49         torture_assert_int_equal(tctx, len, strlen(TEST_DATA), "Length");
  50
  51         torture_assert_mem_equal(tctx, data, TEST_DATA, len, "Contents");
  52
  53         data = file_load(TEST_FILENAME, &len, 5, mem_ctx);
  54
  55         torture_assert_int_equal(tctx, len, 5, "Length");
  56
  57         torture_assert_mem_equal(tctx, data, TEST_DATA, len, "Contents");
  58
  59         unlink(TEST_FILENAME);
  60         return true;
  61 }
  62
  63 #define TEST_DATA_WITH_NEWLINE TEST_DATA "\n"
  64 #define TEST_DATA_NO_NEWLINE TEST_DATA
  65 #define TEST_DATA_EMPTY ""
  66 #define TEST_DATA_BLANKS_ONLY "\n\n\n\n\n"
  67 #define TEST_DATA_WITH_TRAILING_BLANKS TEST_DATA TEST_DATA_BLANKS_ONLY
  68
  69 static bool test_file_lines_load(struct torture_context *tctx)
  70 {
  71         char **lines;
  72         int numlines;
  73         TALLOC_CTX *mem_ctx = tctx;
  74
  75         /*
  76          * Last line has trailing whitespace
  77          */
  78
  79         torture_assert(tctx,
  80                        file_save(TEST_FILENAME,
  81                                  TEST_DATA_WITH_NEWLINE,
  82                                  strlen(TEST_DATA_WITH_NEWLINE)),
  83                        "saving file");
  84
  85         lines = file_lines_load(TEST_FILENAME, &numlines, 0, mem_ctx);
  86
  87         torture_assert_int_equal(tctx, numlines, 3, "Lines");
  88
  89         torture_assert_mem_equal(tctx,
  90                                  lines[0],
  91                                  TEST_LINE1,
  92                                  strlen(TEST_LINE1),
  93                                  "Line 1");
  94
  95         torture_assert_mem_equal(tctx,
  96                                  lines[1],
  97                                  TEST_LINE2,
  98                                  strlen(TEST_LINE2),
  99                                  "Line 2");
 100
 101         torture_assert_mem_equal(tctx,
 102                                  lines[2],
 103                                  TEST_LINE3,
 104                                  strlen(TEST_LINE3),
 105                                  "Line 3");
 106
 107         unlink(TEST_FILENAME);
 108
 109         /*
 110          * Last line has NO trailing whitespace
 111          */
 112
 113         torture_assert(tctx,
 114                        file_save(TEST_FILENAME,
 115                                  TEST_DATA_NO_NEWLINE,
 116                                  strlen(TEST_DATA_NO_NEWLINE)),
 117                        "saving file");
 118
 119         lines = file_lines_load(TEST_FILENAME, &numlines, 0, mem_ctx);
 120
 121         torture_assert_int_equal(tctx, numlines, 3, "Lines");
 122
 123         torture_assert_mem_equal(tctx,
 124                                  lines[0],
 125                                  TEST_LINE1,
 126                                  strlen(TEST_LINE1),
 127                                  "Line 1");
 128
 129         torture_assert_mem_equal(tctx,
 130                                  lines[1],
 131                                  TEST_LINE2,
 132                                  strlen(TEST_LINE2),
 133                                  "Line 2");
 134
 135         torture_assert_mem_equal(tctx,
 136                                  lines[2],
 137                                  TEST_LINE3,
 138                                  strlen(TEST_LINE3),
 139                                  "Line 3");
 140
 141         unlink(TEST_FILENAME);
 142
 143         /*
 144          * Empty file
 145          */
 146
 147         torture_assert(tctx,
 148                        file_save(TEST_FILENAME,
 149                                  TEST_DATA_EMPTY,
 150                                  strlen(TEST_DATA_EMPTY)),
 151                        "saving file");
 152
 153         (void)file_lines_load(TEST_FILENAME, &numlines, 0, mem_ctx);
 154
 155         torture_assert_int_equal(tctx, numlines, 0, "Lines");
 156
 157         unlink(TEST_FILENAME);
 158
 159         /*
 160          * Just blank lines
 161          */
 162
 163         torture_assert(tctx,
 164                        file_save(TEST_FILENAME,
 165                                  TEST_DATA_BLANKS_ONLY,
 166                                  strlen(TEST_DATA_BLANKS_ONLY)),
 167                        "saving file");
 168
 169         lines = file_lines_load(TEST_FILENAME, &numlines, 0, mem_ctx);
 170
 171         torture_assert_int_equal(tctx, numlines, 0, "Lines");
 172
 173         unlink(TEST_FILENAME);
 174
 175         /*
 176          * Several trailing blank lines
 177          */
 178
 179         torture_assert(tctx,
 180                        file_save(TEST_FILENAME,
 181                                  TEST_DATA_WITH_TRAILING_BLANKS,
 182                                  strlen(TEST_DATA_WITH_TRAILING_BLANKS)),
 183                        "saving file");
 184
 185         lines = file_lines_load(TEST_FILENAME, &numlines, 0, mem_ctx);
 186
 187         torture_assert_int_equal(tctx, numlines, 3, "Lines");
 188
 189         torture_assert_mem_equal(tctx,
 190                                  lines[0],
 191                                  TEST_LINE1,
 192                                  strlen(TEST_LINE1),
 193                                  "Line 1");
 194
 195         torture_assert_mem_equal(tctx,
 196                                  lines[1],
 197                                  TEST_LINE2,
 198                                  strlen(TEST_LINE2),
 199                                  "Line 2");
 200
 201         torture_assert_mem_equal(tctx,
 202                                  lines[2],
 203                                  TEST_LINE3,
 204                                  strlen(TEST_LINE3),
 205                                  "Line 3");
 206
 207         unlink(TEST_FILENAME);
 208
 209         return true;
 210 }
 211
 212 static bool test_afdgets(struct torture_context *tctx)
 213 {
 214         int fd;
 215         char *line;
 216         TALLOC_CTX *mem_ctx = tctx;
 217         bool ret = false;
 218
 219         torture_assert(tctx, file_save(TEST_FILENAME, (const void *)TEST_DATA,
 220                                                          strlen(TEST_DATA)),
 221                                    "saving file");
 222
 223         fd = open(TEST_FILENAME, O_RDONLY);
 224
 225         torture_assert(tctx, fd != -1, "opening file");
 226
 227         line = afdgets(fd, mem_ctx, 8);
 228         torture_assert_goto(tctx, strcmp(line, TEST_LINE1) == 0, ret, done,
 229                             "line 1 mismatch");
 230
 231         line = afdgets(fd, mem_ctx, 8);
 232         torture_assert_goto(tctx, strcmp(line, TEST_LINE2) == 0, ret, done,
 233                             "line 2 mismatch");
 234
 235         line = afdgets(fd, mem_ctx, 8);
 236         torture_assert_goto(tctx, strcmp(line, TEST_LINE3) == 0, ret, done,
 237                             "line 3 mismatch");
 238         ret = true;
 239 done:
 240         close(fd);
 241
 242         unlink(TEST_FILENAME);
 243         return ret;
 244 }
 245
 246 static bool test_file_lines_parse(struct torture_context *tctx)
 247 {
 248         char **lines;
 249         int numlines;
 250         TALLOC_CTX *mem_ctx = tctx;
 251         char *buf;
 252         size_t size;
 253
 254         torture_assert(tctx, file_save(TEST_FILENAME,
 255                                        (const void *)TEST_DATA,
 256                                        strlen(TEST_DATA)),
 257                         "saving file");
 258
 259         buf = file_load(TEST_FILENAME, &size, 0, mem_ctx);
 260         torture_assert(tctx, buf, "failed to load file");
 261         unlink(TEST_FILENAME);
 262
 263         lines = file_lines_parse(buf,
 264                                  size,
 265                                  &numlines,
 266                                  mem_ctx);
 267         torture_assert(tctx, lines, "failed to parse lines");
 268
 269         TALLOC_FREE(lines);
 270         TALLOC_FREE(buf);
 271         return true;
 272 }
 273
 274 struct torture_suite *torture_local_util_file(TALLOC_CTX *mem_ctx)
 275 {
 276         struct torture_suite *suite = torture_suite_create(mem_ctx, "file");
 277
 278         torture_suite_add_simple_test(suite, "file_load_save",
 279                                       test_file_load_save);
 280
 281         torture_suite_add_simple_test(suite,
 282                                       "file_lines_load",
 283                                       test_file_lines_load);
 284
 285         torture_suite_add_simple_test(suite, "afdgets", test_afdgets);
 286
 287         torture_suite_add_simple_test(suite, "file_lines_parse",
 288                         test_file_lines_parse);
 289
 290         return suite;
 291 }