tests/config/snapshot.c

   1 #include "clar_libgit2.h"
   2
   3 void test_config_snapshot__create_snapshot(void)
   4 {
   5         int32_t tmp;
   6         git_config *cfg, *snapshot, *new_snapshot;
   7         const char *filename = "config-ext-change";
   8
   9         cl_git_mkfile(filename, "[old]\nvalue = 5\n");
  10
  11         cl_git_pass(git_config_open_ondisk(&cfg, filename));
  12
  13         cl_git_pass(git_config_get_int32(&tmp, cfg, "old.value"));
  14         cl_assert_equal_i(5, tmp);
  15
  16         cl_git_pass(git_config_snapshot(&snapshot, cfg));
  17
  18         /* Change the value on the file itself (simulate external process) */
  19         cl_git_mkfile(filename, "[old]\nvalue = 56\n");
  20
  21         cl_git_pass(git_config_get_int32(&tmp, cfg, "old.value"));
  22         cl_assert_equal_i(56, tmp);
  23
  24         cl_git_pass(git_config_get_int32(&tmp, snapshot, "old.value"));
  25         cl_assert_equal_i(5, tmp);
  26
  27         /* Change the value on the file itself (simulate external process) */
  28         cl_git_mkfile(filename, "[old]\nvalue = 999\n");
  29
  30         cl_git_pass(git_config_snapshot(&new_snapshot, cfg));
  31
  32         /* New snapshot should see new value */
  33         cl_git_pass(git_config_get_int32(&tmp, new_snapshot, "old.value"));
  34         cl_assert_equal_i(999, tmp);
  35
  36         /* Old snapshot should still have the old value */
  37         cl_git_pass(git_config_get_int32(&tmp, snapshot, "old.value"));
  38         cl_assert_equal_i(5, tmp);
  39
  40         git_config_free(new_snapshot);
  41         git_config_free(snapshot);
  42         git_config_free(cfg);
  43 }
  44
  45 static int count_me(const git_config_entry *entry, void *payload)
  46 {
  47         int *n = (int *) payload;
  48
  49         GIT_UNUSED(entry);
  50
  51         (*n)++;
  52
  53         return 0;
  54 }
  55
  56 void test_config_snapshot__multivar(void)
  57 {
  58         int count = 0;
  59         git_config *cfg, *snapshot;
  60         const char *filename = "config-file";
  61
  62         cl_git_mkfile(filename, "[old]\nvalue = 5\nvalue = 6\n");
  63
  64         cl_git_pass(git_config_open_ondisk(&cfg, filename));
  65         cl_git_pass(git_config_get_multivar_foreach(cfg, "old.value", NULL, count_me, &count));
  66
  67         cl_assert_equal_i(2, count);
  68
  69         cl_git_pass(git_config_snapshot(&snapshot, cfg));
  70         git_config_free(cfg);
  71
  72         count = 0;
  73         cl_git_pass(git_config_get_multivar_foreach(snapshot, "old.value", NULL, count_me, &count));
  74
  75         cl_assert_equal_i(2, count);
  76
  77         git_config_free(snapshot);
  78 }