thodg/libgit2/tests/t09-tree.c

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• Hash : 48c27f86
  Author :
  Date : 2011-02-28T16:51:17
  

  Implement reference counting for git_objects All `git_object` instances looked up from the repository are reference counted. User is expected to use the new `git_object_close` when an object is no longer needed to force freeing it. Signed-off-by: Vicent Marti <tanoku@gmail.com>

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• tests/t09-tree.c

• /*
   * This file is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License, version 2,
   * as published by the Free Software Foundation.
   *
   * In addition to the permissions in the GNU General Public License,
   * the authors give you unlimited permission to link the compiled
   * version of this file into combinations with other programs,
   * and to distribute those combinations without any restriction
   * coming from the use of this file.  (The General Public License
   * restrictions do apply in other respects; for example, they cover
   * modification of the file, and distribution when not linked into
   * a combined executable.)
   *
   * This file is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; see the file COPYING.  If not, write to
   * the Free Software Foundation, 51 Franklin Street, Fifth Floor,
   * Boston, MA 02110-1301, USA.
   */
  #include "test_lib.h"
  #include "test_helpers.h"
  
  #include "tree.h"
  
  static const char *tree_oid = "1810dff58d8a660512d4832e740f692884338ccd";
  
  BEGIN_TEST(read0, "acces randomly the entries on a loaded tree")
  	git_oid id;
  	git_repository *repo;
  	git_tree *tree;
  
  	must_pass(git_repository_open(&repo, REPOSITORY_FOLDER));
  
  	git_oid_mkstr(&id, tree_oid);
  
  	must_pass(git_tree_lookup(&tree, repo, &id));
  
  	must_be_true(git_tree_entry_byname(tree, "README") != NULL);
  	must_be_true(git_tree_entry_byname(tree, "NOTEXISTS") == NULL);
  	must_be_true(git_tree_entry_byname(tree, "") == NULL);
  	must_be_true(git_tree_entry_byindex(tree, 0) != NULL);
  	must_be_true(git_tree_entry_byindex(tree, 2) != NULL);
  	must_be_true(git_tree_entry_byindex(tree, 3) == NULL);
  	must_be_true(git_tree_entry_byindex(tree, -1) == NULL);
  
  	git_repository_free(repo);
  END_TEST
  
  BEGIN_TEST(read1, "read a tree from the repository")
  	git_oid id;
  	git_repository *repo;
  	git_tree *tree;
  	git_tree_entry *entry;
  	git_object *obj;
  
  	must_pass(git_repository_open(&repo, REPOSITORY_FOLDER));
  
  	git_oid_mkstr(&id, tree_oid);
  
  	must_pass(git_tree_lookup(&tree, repo, &id));
  
  	must_be_true(git_tree_entrycount(tree) == 3);
  
  	entry = git_tree_entry_byname(tree, "README");
  	must_be_true(entry != NULL);
  
  	must_be_true(strcmp(git_tree_entry_name(entry), "README") == 0);
  
  	must_pass(git_tree_entry_2object(&obj, entry));
  
  	git_repository_free(repo);
  END_TEST
  
  BEGIN_TEST(write0, "add a new entry to a tree and write it back to disk")
  	const unsigned int entry_count = 128;
  
  	git_repository *repo;
  	git_tree *tree;
  	unsigned int i;
  	git_oid entry_id;
  
  	must_pass(git_repository_open(&repo, REPOSITORY_FOLDER));
  	must_pass(git_tree_new(&tree, repo));
  
  	git_oid_mkstr(&entry_id, tree_oid);
  	for (i = 0; i < entry_count; ++i) {
  		char filename[32];
  		git_tree_entry *ent = NULL;
  
  		sprintf(filename, "file%d.txt", i);
  		must_pass(git_tree_add_entry(&ent, tree, &entry_id, filename, 040000));
  		must_be_true(ent != NULL);
  	}
  
  	must_be_true(git_tree_entrycount(tree) == entry_count);
  	must_pass(git_object_write((git_object *)tree));
  	must_pass(remove_loose_object(REPOSITORY_FOLDER, (git_object *)tree));
  
  	git_repository_free(repo);
  END_TEST
  
  BEGIN_TEST(write1, "add several entries in-memory and validate that they exist; write back to disk")
  	git_oid id;
  	git_repository *repo;
  	git_tree *tree;
  	git_tree_entry *entry;
  	unsigned int i;
  	/* char hex_oid[41]; */
  
  	must_pass(git_repository_open(&repo, REPOSITORY_FOLDER));
  
  	git_oid_mkstr(&id, tree_oid);
  
  	must_pass(git_tree_lookup(&tree, repo, &id));
  
  	must_be_true(git_tree_entrycount(tree) == 3);
  
  	/* check there is NP if we don't want the
  	 * created entry back */
  	git_tree_add_entry(NULL, tree, &id, "zzz_test_entry.dat", 0);
  	git_tree_add_entry(NULL, tree, &id, "01_test_entry.txt", 0);
  
  	must_be_true(git_tree_entrycount(tree) == 5);
  
  	entry = git_tree_entry_byindex(tree, 0);
  	must_be_true(strcmp(git_tree_entry_name(entry), "01_test_entry.txt") == 0);
  
  	entry = git_tree_entry_byindex(tree, 4);
  	must_be_true(strcmp(git_tree_entry_name(entry), "zzz_test_entry.dat") == 0);
  
  	must_pass(git_tree_remove_entry_byname(tree, "README"));
  	must_be_true(git_tree_entrycount(tree) == 4);
  
  	for (i = 0; i < git_tree_entrycount(tree); ++i) {
  		entry = git_tree_entry_byindex(tree, i);
  		must_be_true(strcmp(git_tree_entry_name(entry), "README") != 0);
  	}
  
  	must_pass(git_object_write((git_object *)tree));
  
  /*
  	git_oid_fmt(hex_oid, git_tree_id(tree));
  	hex_oid[40] = 0;
  	printf("TREE New SHA1: %s\n", hex_oid);
  */
  
  	must_pass(remove_loose_object(REPOSITORY_FOLDER, (git_object *)tree));
  	git_repository_free(repo);
  END_TEST
  
  
  BEGIN_SUITE(tree)
  	ADD_TEST(read0);
  	ADD_TEST(read1);
  	ADD_TEST(write0);
  	ADD_TEST(write1);
  END_SUITE
  
  

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