thodg/libgit2/tests/object/tree/read.c

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• Hash : 3edbc441
  Author :
  Date : 2019-05-20T05:48:39
  

  object: use literal constant in bigfile test Don't calculate 4 GiB as that will produce a compiler warning on MSVC. Just hardcode it.

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• tests/object/tree/read.c

• #include "clar_libgit2.h"
  
  #include "tree.h"
  
  static const char *tree_oid = "1810dff58d8a660512d4832e740f692884338ccd";
  
  static git_repository *g_repo;
  
  /* Fixture setup and teardown */
  void test_object_tree_read__initialize(void)
  {
     g_repo = cl_git_sandbox_init("testrepo");
  }
  
  void test_object_tree_read__cleanup(void)
  {
     cl_git_sandbox_cleanup();
  }
  
  
  
  void test_object_tree_read__loaded(void)
  {
  	/* acces randomly the entries on a loaded tree */
  	git_oid id;
  	git_tree *tree;
  
  	git_oid_fromstr(&id, tree_oid);
  
  	cl_git_pass(git_tree_lookup(&tree, g_repo, &id));
  
  	cl_assert(git_tree_entry_byname(tree, "README") != NULL);
  	cl_assert(git_tree_entry_byname(tree, "NOTEXISTS") == NULL);
  	cl_assert(git_tree_entry_byname(tree, "") == NULL);
  	cl_assert(git_tree_entry_byindex(tree, 0) != NULL);
  	cl_assert(git_tree_entry_byindex(tree, 2) != NULL);
  	cl_assert(git_tree_entry_byindex(tree, 3) == NULL);
  	cl_assert(git_tree_entry_byindex(tree, (unsigned int)-1) == NULL);
  
  	git_tree_free(tree);
  }
  
  void test_object_tree_read__two(void)
  {
  	/* read a tree from the repository */
  	git_oid id;
  	git_tree *tree;
  	const git_tree_entry *entry;
  	git_object *obj;
  
  	git_oid_fromstr(&id, tree_oid);
  
  	cl_git_pass(git_tree_lookup(&tree, g_repo, &id));
  
  	cl_assert(git_tree_entrycount(tree) == 3);
  
  	/* GH-86: git_object_lookup() should also check the type if the object comes from the cache */
  	cl_assert(git_object_lookup(&obj, g_repo, &id, GIT_OBJECT_TREE) == 0);
  	cl_assert(obj != NULL);
  	git_object_free(obj);
  	obj = NULL;
  	cl_git_fail(git_object_lookup(&obj, g_repo, &id, GIT_OBJECT_BLOB));
  	cl_assert(obj == NULL);
  
  	entry = git_tree_entry_byname(tree, "README");
  	cl_assert(entry != NULL);
  
  	cl_assert_equal_s(git_tree_entry_name(entry), "README");
  
  	cl_git_pass(git_tree_entry_to_object(&obj, g_repo, entry));
  	cl_assert(obj != NULL);
  
  	git_object_free(obj);
  	git_tree_free(tree);
  }
  
  #define BIGFILE "bigfile"
  
  #ifdef GIT_ARCH_64
  #define BIGFILE_SIZE (off_t)4294967296
  #else
  # define BIGFILE_SIZE SIZE_MAX
  #endif
  
  void test_object_tree_read__largefile(void)
  {
  	const git_tree_entry *entry;
  	git_index_entry ie;
  	git_commit *commit;
  	git_object *object;
  	git_index *index;
  	git_tree *tree;
  	git_oid oid;
  	char *buf;
  
  	if (!cl_is_env_set("GITTEST_INVASIVE_FS_SIZE"))
  		cl_skip();
  
  	cl_assert(buf = git__calloc(1, BIGFILE_SIZE));
  
  	memset(&ie, 0, sizeof(ie));
  	ie.mode = GIT_FILEMODE_BLOB;
  	ie.path = BIGFILE;
  
  	cl_git_pass(git_repository_index(&index, g_repo));
  	cl_git_pass(git_index_add_from_buffer(index, &ie, buf, BIGFILE_SIZE));
  	cl_repo_commit_from_index(&oid, g_repo, NULL, 0, BIGFILE);
  
  	cl_git_pass(git_commit_lookup(&commit, g_repo, &oid));
  	cl_git_pass(git_commit_tree(&tree, commit));
  	cl_assert(entry = git_tree_entry_byname(tree, BIGFILE));
  	cl_git_pass(git_tree_entry_to_object(&object, g_repo, entry));
  
  	git_object_free(object);
  	git_tree_free(tree);
  	git_index_free(index);
  	git_commit_free(commit);
  	git__free(buf);
  }
  

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