X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=tests%2Flibgit2%2Findex%2Fcache.c;fp=tests%2Flibgit2%2Findex%2Fcache.c;h=56885aff77a879c36794cfe677fd7626c16172a5;hb=cc43b7442ea25e6846b10718cd9b1f1972fcd2fc;hp=0000000000000000000000000000000000000000;hpb=ab27e46e5f1c31d3d7b7aa560dab3bb70bd1218b;p=libgit2.git

diff --git a/tests/libgit2/index/cache.c b/tests/libgit2/index/cache.c
new file mode 100644
index 000000000..56885aff7
--- /dev/null
+++ b/tests/libgit2/index/cache.c
@@ -0,0 +1,238 @@
+#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);
+}