thodg/libgit2/tests/index/cache.c
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Hash : 4afe536b
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Date : 2016-02-28T16:02:49
tests: use legitimate object ids Use legitimate (existing) object IDs in tests so that we have the ability to turn on strict object validation when running tests.
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tests/index/cache.c
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#include "clar_libgit2.h" #include "git2.h" #include "index.h" #include "tree-cache.h" static git_repository *g_repo; void test_index_cache__initialize(void) { g_repo = cl_git_sandbox_init("testrepo"); } void test_index_cache__cleanup(void) { cl_git_sandbox_cleanup(); g_repo = NULL; } void test_index_cache__write_extension_at_root(void) { git_index *index; git_tree *tree; git_oid id; const char *tree_id_str = "45dd856fdd4d89b884c340ba0e047752d9b085d6"; const char *index_file = "index-tree"; cl_git_pass(git_index_open(&index, index_file)); cl_assert(index->tree == NULL); cl_git_pass(git_oid_fromstr(&id, tree_id_str)); cl_git_pass(git_tree_lookup(&tree, g_repo, &id)); cl_git_pass(git_index_read_tree(index, tree)); git_tree_free(tree); cl_assert(index->tree); cl_git_pass(git_index_write(index)); git_index_free(index); cl_git_pass(git_index_open(&index, index_file)); cl_assert(index->tree); cl_assert_equal_i(git_index_entrycount(index), index->tree->entry_count); cl_assert_equal_i(0, index->tree->children_count); cl_assert(git_oid_equal(&id, &index->tree->oid)); cl_git_pass(p_unlink(index_file)); git_index_free(index); } void test_index_cache__write_extension_invalidated_root(void) { git_index *index; git_tree *tree; git_oid id; const char *tree_id_str = "45dd856fdd4d89b884c340ba0e047752d9b085d6"; const char *index_file = "index-tree-invalidated"; git_index_entry entry; cl_git_pass(git_index_open(&index, index_file)); cl_assert(index->tree == NULL); cl_git_pass(git_oid_fromstr(&id, tree_id_str)); cl_git_pass(git_tree_lookup(&tree, g_repo, &id)); cl_git_pass(git_index_read_tree(index, tree)); git_tree_free(tree); cl_assert(index->tree); memset(&entry, 0x0, sizeof(git_index_entry)); git_oid_cpy(&entry.id, &git_index_get_byindex(index, 0)->id); entry.mode = GIT_FILEMODE_BLOB; entry.path = "some-new-file.txt"; cl_git_pass(git_index_add(index, &entry)); cl_assert_equal_i(-1, index->tree->entry_count); cl_git_pass(git_index_write(index)); git_index_free(index); cl_git_pass(git_index_open(&index, index_file)); cl_assert(index->tree); cl_assert_equal_i(-1, index->tree->entry_count); cl_assert_equal_i(0, index->tree->children_count); cl_assert(git_oid_cmp(&id, &index->tree->oid)); cl_git_pass(p_unlink(index_file)); git_index_free(index); } void test_index_cache__read_tree_no_children(void) { git_index *index; git_index_entry entry; git_tree *tree; git_oid id; cl_git_pass(git_index_new(&index)); cl_assert(index->tree == NULL); cl_git_pass(git_oid_fromstr(&id, "45dd856fdd4d89b884c340ba0e047752d9b085d6")); cl_git_pass(git_tree_lookup(&tree, g_repo, &id)); cl_git_pass(git_index_read_tree(index, tree)); git_tree_free(tree); cl_assert(index->tree); cl_assert(git_oid_equal(&id, &index->tree->oid)); cl_assert_equal_i(0, index->tree->children_count); cl_assert_equal_i(git_index_entrycount(index), index->tree->entry_count); memset(&entry, 0x0, sizeof(git_index_entry)); entry.path = "new.txt"; entry.mode = GIT_FILEMODE_BLOB; git_oid_fromstr(&entry.id, "d4bcc68acd4410bf836a39f20afb2c2ece09584e"); cl_git_pass(git_index_add(index, &entry)); cl_assert_equal_i(-1, index->tree->entry_count); git_index_free(index); } void test_index_cache__two_levels(void) { git_tree *tree; git_oid tree_id; git_index *index; git_index_entry entry; const git_tree_cache *tree_cache; cl_git_pass(git_repository_index(&index, g_repo)); cl_git_pass(git_index_clear(index)); memset(&entry, 0x0, sizeof(entry)); entry.mode = GIT_FILEMODE_BLOB; cl_git_pass(git_oid_fromstr(&entry.id, "a8233120f6ad708f843d861ce2b7228ec4e3dec6")); entry.path = "top-level.txt"; cl_git_pass(git_index_add(index, &entry)); entry.path = "subdir/file.txt"; cl_git_pass(git_index_add(index, &entry)); /* the read-tree fills the tree cache */ cl_git_pass(git_index_write_tree(&tree_id, index)); cl_git_pass(git_tree_lookup(&tree, g_repo, &tree_id)); cl_git_pass(git_index_read_tree(index, tree)); git_tree_free(tree); cl_git_pass(git_index_write(index)); /* we now must have cache entries for "" and "subdir" */ cl_assert(index->tree); cl_assert(git_tree_cache_get(index->tree, "subdir")); cl_git_pass(git_index_read(index, true)); /* we must still have cache entries for "" and "subdir", since we wrote it out */ cl_assert(index->tree); cl_assert(git_tree_cache_get(index->tree, "subdir")); entry.path = "top-level.txt"; cl_git_pass(git_oid_fromstr(&entry.id, "3697d64be941a53d4ae8f6a271e4e3fa56b022cc")); cl_git_pass(git_index_add(index, &entry)); /* writ out the index after we invalidate the root */ cl_git_pass(git_index_write(index)); cl_git_pass(git_index_read(index, true)); /* the cache for the subtree must still be valid, even if the root isn't */ cl_assert(index->tree); cl_assert_equal_i(-1, index->tree->entry_count); cl_assert_equal_i(1, index->tree->children_count); tree_cache = git_tree_cache_get(index->tree, "subdir"); cl_assert(tree_cache); cl_assert_equal_i(1, tree_cache->entry_count); git_index_free(index); } void test_index_cache__read_tree_children(void) { git_index *index; git_index_entry entry; git_tree *tree; const git_tree_cache *cache; git_oid tree_id; cl_git_pass(git_repository_index(&index, g_repo)); cl_git_pass(git_index_clear(index)); cl_assert(index->tree == NULL); /* add a bunch of entries at different levels */ memset(&entry, 0x0, sizeof(git_index_entry)); entry.path = "top-level"; entry.mode = GIT_FILEMODE_BLOB; git_oid_fromstr(&entry.id, "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf"); cl_git_pass(git_index_add(index, &entry)); entry.path = "subdir/some-file"; cl_git_pass(git_index_add(index, &entry)); entry.path = "subdir/even-deeper/some-file"; cl_git_pass(git_index_add(index, &entry)); entry.path = "subdir2/some-file"; cl_git_pass(git_index_add(index, &entry)); cl_git_pass(git_index_write_tree(&tree_id, index)); cl_git_pass(git_index_clear(index)); cl_assert(index->tree == NULL); cl_git_pass(git_tree_lookup(&tree, g_repo, &tree_id)); cl_git_pass(git_index_read_tree(index, tree)); git_tree_free(tree); cl_assert(index->tree); cl_assert_equal_i(2, index->tree->children_count); /* override with a slightly different id, also dummy */ entry.path = "subdir/some-file"; git_oid_fromstr(&entry.id, "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf"); cl_git_pass(git_index_add(index, &entry)); cl_assert_equal_i(-1, index->tree->entry_count); cache = git_tree_cache_get(index->tree, "subdir"); cl_assert(cache); cl_assert_equal_i(-1, cache->entry_count); cache = git_tree_cache_get(index->tree, "subdir/even-deeper"); cl_assert(cache); cl_assert_equal_i(1, cache->entry_count); cache = git_tree_cache_get(index->tree, "subdir2"); cl_assert(cache); cl_assert_equal_i(1, cache->entry_count); git_index_free(index); }