thodg/ext4fs/test/ext4fs_test.c

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• Author : Thomas de Grivel
  Date : 2025-07-07 00:19:31
  Hash : 0d2557fa
  Message : wip block group descriptors

• test/ext4fs_test.c

• /* ext4fs
   * Copyright 2025 kmx.io <contact@kmx.io>
   *
   * Permission is hereby granted to use this software granted the above
   * copyright notice and this permission paragraph are included in all
   * copies and substantial portions of this software.
   *
   * THIS SOFTWARE IS PROVIDED "AS-IS" WITHOUT ANY GUARANTEE OF
   * PURPOSE AND PERFORMANCE. IN NO EVENT WHATSOEVER SHALL THE
   * AUTHOR BE CONSIDERED LIABLE FOR THE USE AND PERFORMANCE OF
   * THIS SOFTWARE.
   */
  #include <stdio.h>
  
  #include <ext4fs.h>
  
  long g_test_ko = 0;
  long g_test_ok = 0;
  long g_test_total = 0;
  
  #define TEST_ASSERT(test)                                              \
    do {                                                                 \
      if (! (test)) {                                                    \
        fprintf(stderr, "KO: %s\n", # test);                             \
        g_test_ko++;                                                     \
        g_test_total++;                                                  \
      }                                                                  \
      else {                                                             \
        g_test_ok++;                                                     \
        g_test_total++;                                                  \
      }                                                                  \
    } while (0)
  
  #define TEST_EQ(test, expected)                                        \
    do {                                                                 \
      int64_t i_test = (test);                                           \
      int64_t i_expected = (expected);                                   \
      if (! ((i_test) == (i_expected))) {                                \
        fprintf(stderr, "KO: expected %s == %ld, got %ld instead\n",   \
                # test, i_expected, i_test);                             \
        g_test_ko++;                                                     \
        g_test_total++;                                                  \
      }                                                                  \
      else {                                                             \
        g_test_ok++;                                                     \
        g_test_total++;                                                  \
      }                                                                  \
    } while (0)
  
  void test_summary (void)
  {
    fflush(stdout);
    fprintf(stderr, "OK: %ld\tKO: %ld\tTotal: %ld\n",
            g_test_ok, g_test_ko, g_test_total);
    fflush(stderr);
  }
  
  int main (int argc, char **argv)
  {
    (void) argc;
    (void) argv;
    TEST_EQ(offsetof(struct ext4fs_super_block, sb_default_mount_opts),
            0x100);
    TEST_EQ(offsetof(struct ext4fs_super_block, sb_mount_opts),
            0x200);
    TEST_EQ(offsetof(struct ext4fs_super_block, sb_orphan_file_inode),
            0x280);
    TEST_EQ(offsetof(struct ext4fs_super_block, sb_checksum),
            0x3FC);
    TEST_EQ(sizeof(struct ext4fs_super_block),
            1024);
    TEST_EQ(sizeof(struct ext4fs_block_group_descriptor),
            64);
    test_summary();
    return 0;
  }