tests/index/read_index.c

   1 #include "clar_libgit2.h"
   2 #include "posix.h"
   3 #include "index.h"
   4
   5 static git_repository *_repo;
   6 static git_index *_index;
   7
   8 void test_index_read_index__initialize(void)
   9 {
  10         git_object *head;
  11         git_reference *head_ref;
  12
  13         _repo = cl_git_sandbox_init("testrepo");
  14         cl_git_pass(git_revparse_ext(&head, &head_ref, _repo, "HEAD"));
  15         cl_git_pass(git_reset(_repo, head, GIT_RESET_HARD, NULL));
  16         cl_git_pass(git_repository_index(&_index, _repo));
  17
  18         git_reference_free(head_ref);
  19         git_object_free(head);
  20 }
  21
  22 void test_index_read_index__cleanup(void)
  23 {
  24         git_index_free(_index);
  25         cl_git_sandbox_cleanup();
  26 }
  27
  28 void test_index_read_index__maintains_stat_cache(void)
  29 {
  30         git_index *new_index;
  31         git_oid index_id;
  32         git_index_entry new_entry;
  33         const git_index_entry *e;
  34         git_tree *tree;
  35         size_t i;
  36
  37         cl_assert_equal_i(4, git_index_entrycount(_index));
  38
  39         /* write-tree */
  40         cl_git_pass(git_index_write_tree(&index_id, _index));
  41
  42         /* read-tree, then read index */
  43         git_tree_lookup(&tree, _repo, &index_id);
  44         cl_git_pass(git_index_new(&new_index));
  45         cl_git_pass(git_index_read_tree(new_index, tree));
  46         git_tree_free(tree);
  47
  48         /* add a new entry that will not have stat data */
  49         memset(&new_entry, 0, sizeof(git_index_entry));
  50         new_entry.path = "Hello";
  51         git_oid_fromstr(&new_entry.id, "0123456789012345678901234567890123456789");
  52         new_entry.file_size = 1234;
  53         new_entry.mode = 0100644;
  54         cl_git_pass(git_index_add(new_index, &new_entry));
  55         cl_assert_equal_i(5, git_index_entrycount(new_index));
  56
  57         cl_git_pass(git_index_read_index(_index, new_index));
  58         git_index_free(new_index);
  59
  60         cl_assert_equal_i(5, git_index_entrycount(_index));
  61
  62         for (i = 0; i < git_index_entrycount(_index); i++) {
  63                 e = git_index_get_byindex(_index, i);
  64
  65                 if (strcmp(e->path, "Hello") == 0) {
  66                         cl_assert_equal_i(0, e->ctime.seconds);
  67                         cl_assert_equal_i(0, e->mtime.seconds);
  68                 } else {
  69                         cl_assert(0 != e->ctime.seconds);
  70                         cl_assert(0 != e->mtime.seconds);
  71                 }
  72         }
  73 }
  74
  75 static bool roundtrip_with_read_index(const char *tree_idstr)
  76 {
  77         git_oid tree_id, new_tree_id;
  78         git_tree *tree;
  79         git_index *tree_index;
  80
  81         cl_git_pass(git_oid_fromstr(&tree_id, tree_idstr));
  82         cl_git_pass(git_tree_lookup(&tree, _repo, &tree_id));
  83         cl_git_pass(git_index_new(&tree_index));
  84         cl_git_pass(git_index_read_tree(tree_index, tree));
  85         cl_git_pass(git_index_read_index(_index, tree_index));
  86         cl_git_pass(git_index_write_tree(&new_tree_id, _index));
  87
  88         git_tree_free(tree);
  89         git_index_free(tree_index);
  90
  91         return git_oid_equal(&tree_id, &new_tree_id);
  92 }
  93
  94 void test_index_read_index__produces_treesame_indexes(void)
  95 {
  96         roundtrip_with_read_index("53fc32d17276939fc79ed05badaef2db09990016");
  97         roundtrip_with_read_index("944c0f6e4dfa41595e6eb3ceecdb14f50fe18162");
  98         roundtrip_with_read_index("1810dff58d8a660512d4832e740f692884338ccd");
  99         roundtrip_with_read_index("d52a8fe84ceedf260afe4f0287bbfca04a117e83");
 100         roundtrip_with_read_index("c36d8ea75da8cb510fcb0c408c1d7e53f9a99dbe");
 101         roundtrip_with_read_index("7b2417a23b63e1fdde88c80e14b33247c6e5785a");
 102         roundtrip_with_read_index("f82a8eb4cb20e88d1030fd10d89286215a715396");
 103         roundtrip_with_read_index("fd093bff70906175335656e6ce6ae05783708765");
 104         roundtrip_with_read_index("ae90f12eea699729ed24555e40b9fd669da12a12");
 105 }
 106
 107 void test_index_read_index__read_and_writes(void)
 108 {
 109         git_oid tree_id, new_tree_id;
 110         git_tree *tree;
 111         git_index *tree_index, *new_index;
 112
 113         cl_git_pass(git_oid_fromstr(&tree_id, "ae90f12eea699729ed24555e40b9fd669da12a12"));
 114         cl_git_pass(git_tree_lookup(&tree, _repo, &tree_id));
 115         cl_git_pass(git_index_new(&tree_index));
 116         cl_git_pass(git_index_read_tree(tree_index, tree));
 117         cl_git_pass(git_index_read_index(_index, tree_index));
 118         cl_git_pass(git_index_write(_index));
 119
 120         cl_git_pass(git_index_open(&new_index, git_index_path(_index)));
 121         cl_git_pass(git_index_write_tree_to(&new_tree_id, new_index, _repo));
 122
 123         cl_assert_equal_oid(&tree_id, &new_tree_id);
 124
 125         git_tree_free(tree);
 126         git_index_free(tree_index);
 127         git_index_free(new_index);
 128 }