thodg/libgit2/tests/t0902-modify.c

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• Hash : e4def81a
  Author :
  Date : 2010-10-08T13:52:17
  

  Fix issue 3 (memory corruption resize_tree_array) The tree array wasn't being initialized when instantiating a tree object in memory instead of loading it from disk. New unit tests added to check for the problem. Signed-off-by: Vicent Marti <tanoku@gmail.com>

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• tests/t0902-modify.c

• #include "test_lib.h"
  #include "test_helpers.h"
  #include "commit.h"
  
  #include <git/odb.h>
  #include <git/commit.h>
  #include <git/revwalk.h>
  
  static const char *odb_dir = "../resources/sample-odb";
  static const char *tree_oid = "1810dff58d8a660512d4832e740f692884338ccd";
  
  BEGIN_TEST(tree_in_memory_add_test)
  	const unsigned int entry_count = 128;
  
  
  	git_odb *db;
  	git_repository *repo;
  	git_tree *tree;
  	unsigned int i;
  	git_oid entry_id;
  
  	must_pass(git_odb_open(&db, odb_dir));
  
  	repo = git_repository_alloc(db);
  	must_be_true(repo != NULL);
  
  	tree = git_tree_new(repo);
  	must_be_true(tree != NULL);
  
  	git_oid_mkstr(&entry_id, tree_oid);
  	for (i = 0; i < entry_count; ++i) {
  		char filename[32];
  		sprintf(filename, "file%d.txt", i);
  		must_pass(git_tree_add_entry(tree, &entry_id, filename, 040000));
  	}
  
  	must_be_true(git_tree_entrycount(tree) == entry_count);
  	must_pass(git_object_write((git_object *)tree));
  	must_pass(remove_loose_object(odb_dir, (git_object *)tree));
  
  	git_repository_free(repo);
  	git_odb_close(db);
  END_TEST
  
  BEGIN_TEST(tree_add_entry_test)
  	git_odb *db;
  	git_oid id;
  	git_repository *repo;
  	git_tree *tree;
  	git_tree_entry *entry;
  	unsigned int i;
  	/* char hex_oid[41]; */
  
  	must_pass(git_odb_open(&db, odb_dir));
  
  	repo = git_repository_alloc(db);
  	must_be_true(repo != NULL);
  
  	git_oid_mkstr(&id, tree_oid);
  
  	tree = git_tree_lookup(repo, &id);
  	must_be_true(tree != NULL);
  
  	must_be_true(git_tree_entrycount(tree) == 3);
  
  	git_tree_add_entry(tree, &id, "zzz_test_entry.dat", 0);
  	git_tree_add_entry(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(odb_dir, (git_object *)tree));
  
  	git_repository_free(repo);
  	git_odb_close(db);
  END_TEST
  

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