thodg/libgit2/tests-clar/object/tree/write.c

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• Hash : 19af78bb
  Author :
  Date : 2012-11-18T15:15:24
  

  Prevent creating `..`, `.`, and `.git` with tree builder As per core git.

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• tests-clar/object/tree/write.c

• #include "clar_libgit2.h"
  
  #include "tree.h"
  
  static const char *blob_oid = "fa49b077972391ad58037050f2a75f74e3671e92";
  static const char *first_tree  = "181037049a54a1eb5fab404658a3a250b44335d7";
  static const char *second_tree = "f60079018b664e4e79329a7ef9559c8d9e0378d1";
  static const char *third_tree = "eb86d8b81d6adbd5290a935d6c9976882de98488";
  
  static git_repository *g_repo;
  
  // Fixture setup and teardown
  void test_object_tree_write__initialize(void)
  {
     g_repo = cl_git_sandbox_init("testrepo");
  }
  
  void test_object_tree_write__cleanup(void)
  {
     cl_git_sandbox_cleanup();
  }
  
  void test_object_tree_write__from_memory(void)
  {
     // write a tree from a memory
  	git_treebuilder *builder;
  	git_tree *tree;
  	git_oid id, bid, rid, id2;
  
  	git_oid_fromstr(&id, first_tree);
  	git_oid_fromstr(&id2, second_tree);
  	git_oid_fromstr(&bid, blob_oid);
  
  	//create a second tree from first tree using `git_treebuilder_insert` on REPOSITORY_FOLDER.
  	cl_git_pass(git_tree_lookup(&tree, g_repo, &id));
  	cl_git_pass(git_treebuilder_create(&builder, tree));
  
  	cl_git_fail(git_treebuilder_insert(NULL, builder, "",
  		&bid, GIT_FILEMODE_BLOB));
  	cl_git_fail(git_treebuilder_insert(NULL, builder, "/",
  		&bid, GIT_FILEMODE_BLOB));
  	cl_git_fail(git_treebuilder_insert(NULL, builder, ".git",
  		&bid, GIT_FILEMODE_BLOB));
  	cl_git_fail(git_treebuilder_insert(NULL, builder, "..",
  		&bid, GIT_FILEMODE_BLOB));
  	cl_git_fail(git_treebuilder_insert(NULL, builder, ".",
  		&bid, GIT_FILEMODE_BLOB));
  	cl_git_fail(git_treebuilder_insert(NULL, builder, "folder/new.txt",
  		&bid, GIT_FILEMODE_BLOB));
  
  	cl_git_pass(git_treebuilder_insert(
  		NULL, builder, "new.txt", &bid, GIT_FILEMODE_BLOB));
  
  	cl_git_pass(git_treebuilder_write(&rid, g_repo, builder));
  
  	cl_assert(git_oid_cmp(&rid, &id2) == 0);
  
  	git_treebuilder_free(builder);
  	git_tree_free(tree);
  }
  
  void test_object_tree_write__subtree(void)
  {
     // write a hierarchical tree from a memory
  	git_treebuilder *builder;
  	git_tree *tree;
  	git_oid id, bid, subtree_id, id2, id3;
  	git_oid id_hiearar;
  
  	git_oid_fromstr(&id, first_tree);
  	git_oid_fromstr(&id2, second_tree);
  	git_oid_fromstr(&id3, third_tree);
  	git_oid_fromstr(&bid, blob_oid);
  
  	//create subtree
  	cl_git_pass(git_treebuilder_create(&builder, NULL));
  	cl_git_pass(git_treebuilder_insert(
  		NULL, builder, "new.txt", &bid, GIT_FILEMODE_BLOB)); //-V536
  	cl_git_pass(git_treebuilder_write(&subtree_id, g_repo, builder));
  	git_treebuilder_free(builder);
  
  	// create parent tree
  	cl_git_pass(git_tree_lookup(&tree, g_repo, &id));
  	cl_git_pass(git_treebuilder_create(&builder, tree));
  	cl_git_pass(git_treebuilder_insert(
  		NULL, builder, "new", &subtree_id, GIT_FILEMODE_TREE)); //-V536
  	cl_git_pass(git_treebuilder_write(&id_hiearar, g_repo, builder));
  	git_treebuilder_free(builder);
  	git_tree_free(tree);
  
  	cl_assert(git_oid_cmp(&id_hiearar, &id3) == 0);
  
  	// check data is correct
  	cl_git_pass(git_tree_lookup(&tree, g_repo, &id_hiearar));
  	cl_assert(2 == git_tree_entrycount(tree));
  	git_tree_free(tree);
  }
  
  /*
   * And the Lord said: Is this tree properly sorted?
   */
  void test_object_tree_write__sorted_subtrees(void)
  {
  	git_treebuilder *builder;
  	unsigned int i;
  	int position_c = -1, position_cake = -1, position_config = -1;
  
  	struct {
  		unsigned int attr;
  		const char *filename;
  	} entries[] = {
  		{ GIT_FILEMODE_BLOB, ".gitattributes" },
  	  	{ GIT_FILEMODE_BLOB, ".gitignore" },
  	  	{ GIT_FILEMODE_BLOB, ".htaccess" },
  	  	{ GIT_FILEMODE_BLOB, "Capfile" },
  	  	{ GIT_FILEMODE_BLOB, "Makefile"},
  	  	{ GIT_FILEMODE_BLOB, "README"},
  	  	{ GIT_FILEMODE_TREE, "app"},
  	  	{ GIT_FILEMODE_TREE, "cake"},
  	  	{ GIT_FILEMODE_TREE, "config"},
  	  	{ GIT_FILEMODE_BLOB, "c"},
  	  	{ GIT_FILEMODE_BLOB, "git_test.txt"},
  	  	{ GIT_FILEMODE_BLOB, "htaccess.htaccess"},
  	  	{ GIT_FILEMODE_BLOB, "index.php"},
  	  	{ GIT_FILEMODE_TREE, "plugins"},
  	  	{ GIT_FILEMODE_TREE, "schemas"},
  	  	{ GIT_FILEMODE_TREE, "ssl-certs"},
  	  	{ GIT_FILEMODE_TREE, "vendors"}
  	};
  
  	git_oid blank_oid, tree_oid;
  
  	memset(&blank_oid, 0x0, sizeof(blank_oid));
  
  	cl_git_pass(git_treebuilder_create(&builder, NULL));
  
  	for (i = 0; i < ARRAY_SIZE(entries); ++i) {
  		cl_git_pass(git_treebuilder_insert(NULL,
  			builder, entries[i].filename, &blank_oid, entries[i].attr));
  	}
  
  	cl_git_pass(git_treebuilder_write(&tree_oid, g_repo, builder));
  
  	for (i = 0; i < builder->entries.length; ++i) {
  		git_tree_entry *entry = git_vector_get(&builder->entries, i);
  
  		if (strcmp(entry->filename, "c") == 0)
  			position_c = i;
  
  		if (strcmp(entry->filename, "cake") == 0)
  			position_cake = i;
  
  		if (strcmp(entry->filename, "config") == 0)
  			position_config = i;
  	}
  
  	cl_assert(position_c != -1);
  	cl_assert(position_cake != -1);
  	cl_assert(position_config != -1);
  
  	cl_assert(position_c < position_cake);
  	cl_assert(position_cake < position_config);
  
  	git_treebuilder_free(builder);
  }
  

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