text: #include "clar_libgit2.h"
  #include "tree.h"
  
  static git_repository *g_repo;
  
  void test_object_tree_update__initialize(void)
  {
  	g_repo = cl_git_sandbox_init("testrepo2");
  }
  
  void test_object_tree_update__cleanup(void)
  {
  	cl_git_sandbox_cleanup();
  }
  
  void test_object_tree_update__remove_blob(void)
  {
  	git_oid tree_index_id, tree_updater_id, base_id;
  	git_tree *base_tree;
  	git_index *idx;
  	const char *path = "README";
  
  	git_tree_update updates[] = {
  		{ GIT_TREE_UPDATE_REMOVE, {{0}}, GIT_FILEMODE_BLOB /* ignored */, path},
  	};
  
  	cl_git_pass(git_oid_fromstr(&base_id, "c4dc1555e4d4fa0e0c9c3fc46734c7c35b3ce90b"));
  	cl_git_pass(git_tree_lookup(&base_tree, g_repo, &base_id));
  
  	/* Create it with an index */
  	cl_git_pass(git_index_new(&idx));
  	cl_git_pass(git_index_read_tree(idx, base_tree));
  	cl_git_pass(git_index_remove(idx, path, 0));
  	cl_git_pass(git_index_write_tree_to(&tree_index_id, idx, g_repo));
  	git_index_free(idx);
  
  	/* Perform the same operation via the tree updater */
  	cl_git_pass(git_tree_create_updated(&tree_updater_id, g_repo, base_tree, 1, updates));
  
  	cl_assert_equal_oid(&tree_index_id, &tree_updater_id);
  
  	git_tree_free(base_tree);
  }
  
  void test_object_tree_update__remove_blob_deeper(void)
  {
  	git_oid tree_index_id, tree_updater_id, base_id;
  	git_tree *base_tree;
  	git_index *idx;
  	const char *path = "subdir/README";
  
  	git_tree_update updates[] = {
  		{ GIT_TREE_UPDATE_REMOVE, {{0}}, GIT_FILEMODE_BLOB /* ignored */, path},
  	};
  
  	cl_git_pass(git_oid_fromstr(&base_id, "c4dc1555e4d4fa0e0c9c3fc46734c7c35b3ce90b"));
  	cl_git_pass(git_tree_lookup(&base_tree, g_repo, &base_id));
  
  	/* Create it with an index */
  	cl_git_pass(git_index_new(&idx));
  	cl_git_pass(git_index_read_tree(idx, base_tree));
  	cl_git_pass(git_index_remove(idx, path, 0));
  	cl_git_pass(git_index_write_tree_to(&tree_index_id, idx, g_repo));
  	git_index_free(idx);
  
  	/* Perform the same operation via the tree updater */
  	cl_git_pass(git_tree_create_updated(&tree_updater_id, g_repo, base_tree, 1, updates));
  
  	cl_assert_equal_oid(&tree_index_id, &tree_updater_id);
  
  	git_tree_free(base_tree);
  }
  
  void test_object_tree_update__remove_all_entries(void)
  {
  	git_oid tree_index_id, tree_updater_id, base_id;
  	git_tree *base_tree;
  	git_index *idx;
  	const char *path1 = "subdir/subdir2/README";
  	const char *path2 = "subdir/subdir2/new.txt";
  
  	git_tree_update updates[] = {
  		{ GIT_TREE_UPDATE_REMOVE, {{0}}, GIT_FILEMODE_BLOB /* ignored */, path1},
  		{ GIT_TREE_UPDATE_REMOVE, {{0}}, GIT_FILEMODE_BLOB /* ignored */, path2},
  	};
  
  	cl_git_pass(git_oid_fromstr(&base_id, "c4dc1555e4d4fa0e0c9c3fc46734c7c35b3ce90b"));
  	cl_git_pass(git_tree_lookup(&base_tree, g_repo, &base_id));
  
  	/* Create it with an index */
  	cl_git_pass(git_index_new(&idx));
  	cl_git_pass(git_index_read_tree(idx, base_tree));
  	cl_git_pass(git_index_remove(idx, path1, 0));
  	cl_git_pass(git_index_remove(idx, path2, 0));
  	cl_git_pass(git_index_write_tree_to(&tree_index_id, idx, g_repo));
  	git_index_free(idx);
  
  	/* Perform the same operation via the tree updater */
  	cl_git_pass(git_tree_create_updated(&tree_updater_id, g_repo, base_tree, 2, updates));
  
  	cl_assert_equal_oid(&tree_index_id, &tree_updater_id);
  
  	git_tree_free(base_tree);
  }
  
  void test_object_tree_update__replace_blob(void)
  {
  	git_oid tree_index_id, tree_updater_id, base_id;
  	git_tree *base_tree;
  	git_index *idx;
  	const char *path = "README";
  	git_index_entry entry = { {0} };
  
  	git_tree_update updates[] = {
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, path},
  	};
  
  	cl_git_pass(git_oid_fromstr(&base_id, "c4dc1555e4d4fa0e0c9c3fc46734c7c35b3ce90b"));
  	cl_git_pass(git_tree_lookup(&base_tree, g_repo, &base_id));
  
  	/* Create it with an index */
  	cl_git_pass(git_index_new(&idx));
  	cl_git_pass(git_index_read_tree(idx, base_tree));
  
  	entry.path = path;
  	cl_git_pass(git_oid_fromstr(&entry.id, "fa49b077972391ad58037050f2a75f74e3671e92"));
  	entry.mode = GIT_FILEMODE_BLOB;
  	cl_git_pass(git_index_add(idx, &entry));
  
  	cl_git_pass(git_index_write_tree_to(&tree_index_id, idx, g_repo));
  	git_index_free(idx);
  
  	/* Perform the same operation via the tree updater */
  	cl_git_pass(git_oid_fromstr(&updates[0].id, "fa49b077972391ad58037050f2a75f74e3671e92"));
  	cl_git_pass(git_tree_create_updated(&tree_updater_id, g_repo, base_tree, 1, updates));
  
  	cl_assert_equal_oid(&tree_index_id, &tree_updater_id);
  
  	git_tree_free(base_tree);
  }
  
  void test_object_tree_update__add_blobs(void)
  {
  	git_oid tree_index_id, tree_updater_id, base_id;
  	git_tree *base_tree;
  	git_index *idx;
  	git_index_entry entry = { {0} };
  	int i;
  	const char *paths[] = {
  		"some/deep/path",
  		"some/other/path",
  		"a/path/elsewhere",
  	};
  
  	git_tree_update updates[] = {
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, paths[0]},
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, paths[1]},
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, paths[2]},
  	};
  
  	cl_git_pass(git_oid_fromstr(&base_id, "c4dc1555e4d4fa0e0c9c3fc46734c7c35b3ce90b"));
  
  	entry.mode = GIT_FILEMODE_BLOB;
  	cl_git_pass(git_oid_fromstr(&entry.id, "fa49b077972391ad58037050f2a75f74e3671e92"));
  
  	for (i = 0; i < 3; i++) {
  		cl_git_pass(git_oid_fromstr(&updates[i].id, "fa49b077972391ad58037050f2a75f74e3671e92"));
  	}
  
  	for (i = 0; i < 2; i++) {
  		int j;
  
  		/* Create it with an index */
  		cl_git_pass(git_index_new(&idx));
  
  		base_tree = NULL;
  		if (i == 1) {
  			cl_git_pass(git_tree_lookup(&base_tree, g_repo, &base_id));
  			cl_git_pass(git_index_read_tree(idx, base_tree));
  		}
  
  		for (j = 0; j < 3; j++) {
  			entry.path = paths[j];
  			cl_git_pass(git_index_add(idx, &entry));
  		}
  
  		cl_git_pass(git_index_write_tree_to(&tree_index_id, idx, g_repo));
  		git_index_free(idx);
  
  		/* Perform the same operations via the tree updater */
  		cl_git_pass(git_tree_create_updated(&tree_updater_id, g_repo, base_tree, 3, updates));
  
  		cl_assert_equal_oid(&tree_index_id, &tree_updater_id);
  	}
  
  	git_tree_free(base_tree);
  }
  
  void test_object_tree_update__add_blobs_unsorted(void)
  {
  	git_oid tree_index_id, tree_updater_id, base_id;
  	git_tree *base_tree;
  	git_index *idx;
  	git_index_entry entry = { {0} };
  	int i;
  	const char *paths[] = {
  		"some/deep/path",
  		"a/path/elsewhere",
  		"some/other/path",
  	};
  
  	git_tree_update updates[] = {
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, paths[0]},
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, paths[1]},
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, paths[2]},
  	};
  
  	cl_git_pass(git_oid_fromstr(&base_id, "c4dc1555e4d4fa0e0c9c3fc46734c7c35b3ce90b"));
  
  	entry.mode = GIT_FILEMODE_BLOB;
  	cl_git_pass(git_oid_fromstr(&entry.id, "fa49b077972391ad58037050f2a75f74e3671e92"));
  
  	for (i = 0; i < 3; i++) {
  		cl_git_pass(git_oid_fromstr(&updates[i].id, "fa49b077972391ad58037050f2a75f74e3671e92"));
  	}
  
  	for (i = 0; i < 2; i++) {
  		int j;
  
  		/* Create it with an index */
  		cl_git_pass(git_index_new(&idx));
  
  		base_tree = NULL;
  		if (i == 1) {
  			cl_git_pass(git_tree_lookup(&base_tree, g_repo, &base_id));
  			cl_git_pass(git_index_read_tree(idx, base_tree));
  		}
  
  		for (j = 0; j < 3; j++) {
  			entry.path = paths[j];
  			cl_git_pass(git_index_add(idx, &entry));
  		}
  
  		cl_git_pass(git_index_write_tree_to(&tree_index_id, idx, g_repo));
  		git_index_free(idx);
  
  		/* Perform the same operations via the tree updater */
  		cl_git_pass(git_tree_create_updated(&tree_updater_id, g_repo, base_tree, 3, updates));
  
  		cl_assert_equal_oid(&tree_index_id, &tree_updater_id);
  	}
  
  	git_tree_free(base_tree);
  }
  
  void test_object_tree_update__add_conflict(void)
  {
  	int i;
  	git_oid tree_updater_id;
  	git_tree_update updates[] = {
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, "a/dir/blob"},
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, "a/dir"},
  	};
  
  	for (i = 0; i < 2; i++) {
  		cl_git_pass(git_oid_fromstr(&updates[i].id, "a71586c1dfe8a71c6cbf6c129f404c5642ff31bd"));
  	}
  
  	cl_git_fail(git_tree_create_updated(&tree_updater_id, g_repo, NULL, 2, updates));
  }
  
  void test_object_tree_update__add_conflict2(void)
  {
  	int i;
  	git_oid tree_updater_id;
  	git_tree_update updates[] = {
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_BLOB, "a/dir/blob"},
  		{ GIT_TREE_UPDATE_UPSERT, {{0}}, GIT_FILEMODE_TREE, "a/dir/blob"},
  	};
  
  	for (i = 0; i < 2; i++) {
  		cl_git_pass(git_oid_fromstr(&updates[i].id, "a71586c1dfe8a71c6cbf6c129f404c5642ff31bd"));
  	}
  
  	cl_git_fail(git_tree_create_updated(&tree_updater_id, g_repo, NULL, 2, updates));
  }
  