thodg/libgit2/tests/reset/default.c

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• Hash : 7b8d564d
  Author :
  Date : 2014-04-25T15:49:58
  

  Reset tests: Use sandboxed index

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• tests/reset/default.c

• #include "clar_libgit2.h"
  #include "posix.h"
  #include "reset_helpers.h"
  #include "path.h"
  
  static git_repository *_repo;
  static git_object *_target;
  static git_strarray _pathspecs;
  static git_index *_index;
  
  static void initialize(const char *repo_name)
  {
  	_repo = cl_git_sandbox_init(repo_name);
  	cl_git_pass(git_repository_index(&_index, _repo));
  
  	_target = NULL;
  
  	_pathspecs.strings = NULL;
  	_pathspecs.count = 0;
  }
  
  void test_reset_default__initialize(void)
  {
  }
  
  void test_reset_default__cleanup(void)
  {
  	git_object_free(_target);
  	_target = NULL;
  
  	git_index_free(_index);
  	_index = NULL;
  
  	cl_git_sandbox_cleanup();
  }
  
  static void assert_content_in_index(
  	git_strarray *pathspecs,
  	bool should_exist,
  	git_strarray *expected_shas)
  {
  	size_t i, pos;
  	int error;
  
  	for (i = 0; i < pathspecs->count; i++) {
  		error = git_index_find(&pos, _index, pathspecs->strings[i]);
  
  		if (should_exist) {
  			const git_index_entry *entry;
  
  			cl_assert(error != GIT_ENOTFOUND);
  
  			entry = git_index_get_byindex(_index, pos);
  			cl_assert(entry != NULL);
  
  			if (!expected_shas)
  				continue;
  
  			cl_git_pass(git_oid_streq(&entry->id, expected_shas->strings[i]));
  		} else
  			cl_assert_equal_i(should_exist, error != GIT_ENOTFOUND);
  	}
  }
  
  void test_reset_default__resetting_filepaths_against_a_null_target_removes_them_from_the_index(void)
  {
  	char *paths[] = { "staged_changes", "staged_new_file" };
  
  	initialize("status");
  
  	_pathspecs.strings = paths;
  	_pathspecs.count = 2;
  
  	assert_content_in_index(&_pathspecs, true, NULL);
  
  	cl_git_pass(git_reset_default(_repo, NULL, &_pathspecs));
  
  	assert_content_in_index(&_pathspecs, false, NULL);
  }
  
  /*
   * $ git ls-files --cached -s --abbrev=7 -- "staged*"
   * 100644 55d316c 0        staged_changes
   * 100644 a6be623 0        staged_changes_file_deleted
   * ...
   *
   * $ git reset 0017bd4 -- staged_changes staged_changes_file_deleted
   * Unstaged changes after reset:
   * ...
   *
   * $ git ls-files --cached -s --abbrev=7 -- "staged*"
   * 100644 32504b7 0        staged_changes
   * 100644 061d42a 0        staged_changes_file_deleted
   * ...
   */
  void test_reset_default__resetting_filepaths_replaces_their_corresponding_index_entries(void)
  {
  	git_strarray before, after;
  
  	char *paths[] = { "staged_changes", "staged_changes_file_deleted" };
  	char *before_shas[] = { "55d316c9ba708999f1918e9677d01dfcae69c6b9",
  		"a6be623522ce87a1d862128ac42672604f7b468b" };
  	char *after_shas[] = { "32504b727382542f9f089e24fddac5e78533e96c",
  		"061d42a44cacde5726057b67558821d95db96f19" };
  
  	initialize("status");
  
  	_pathspecs.strings = paths;
  	_pathspecs.count = 2;
  	before.strings = before_shas;
  	before.count = 2;
  	after.strings = after_shas;
  	after.count = 2;
  
  	cl_git_pass(git_revparse_single(&_target, _repo, "0017bd4"));
  	assert_content_in_index(&_pathspecs, true, &before);
  
  	cl_git_pass(git_reset_default(_repo, _target, &_pathspecs));
  
  	assert_content_in_index(&_pathspecs, true, &after);
  }
  
  /*
   * $ git ls-files --cached -s --abbrev=7 -- conflicts-one.txt
   * 100644 1f85ca5 1        conflicts-one.txt
   * 100644 6aea5f2 2        conflicts-one.txt
   * 100644 516bd85 3        conflicts-one.txt
   *
   * $  git reset 9a05ccb -- conflicts-one.txt
   * Unstaged changes after reset:
   * ...
   *
   * $ git ls-files --cached -s --abbrev=7 -- conflicts-one.txt
   * 100644 1f85ca5 0        conflicts-one.txt
   *
   */
  void test_reset_default__resetting_filepaths_clears_previous_conflicts(void)
  {
  	const git_index_entry *conflict_entry[3];
  	git_strarray after;
  
  	char *paths[] = { "conflicts-one.txt" };
  	char *after_shas[] = { "1f85ca51b8e0aac893a621b61a9c2661d6aa6d81" };
  
  	initialize("mergedrepo");
  
  	_pathspecs.strings = paths;
  	_pathspecs.count = 1;
  	after.strings = after_shas;
  	after.count = 1;
  
  	cl_git_pass(git_index_conflict_get(&conflict_entry[0], &conflict_entry[1],
  		&conflict_entry[2], _index, "conflicts-one.txt"));
  
  	cl_git_pass(git_revparse_single(&_target, _repo, "9a05ccb"));
  	cl_git_pass(git_reset_default(_repo, _target, &_pathspecs));
  
  	assert_content_in_index(&_pathspecs, true, &after);
  
  	cl_assert_equal_i(GIT_ENOTFOUND, git_index_conflict_get(&conflict_entry[0],
  		&conflict_entry[1], &conflict_entry[2], _index, "conflicts-one.txt"));
  }
  
  /*
  $  git reset HEAD -- "I_am_not_there.txt" "me_neither.txt"
  Unstaged changes after reset:
  ...
  */
  void test_reset_default__resetting_unknown_filepaths_does_not_fail(void)
  {
  	char *paths[] = { "I_am_not_there.txt", "me_neither.txt" };
  
  	initialize("status");
  
  	_pathspecs.strings = paths;
  	_pathspecs.count = 2;
  
  	assert_content_in_index(&_pathspecs, false, NULL);
  
  	cl_git_pass(git_revparse_single(&_target, _repo, "HEAD"));
  	cl_git_pass(git_reset_default(_repo, _target, &_pathspecs));
  
  	assert_content_in_index(&_pathspecs, false, NULL);
  }
  
  void test_reset_default__staged_rename_reset_delete(void)
  {
  	git_index_entry entry;
  	const git_index_entry *existing;
  	char *paths[] = { "new.txt" };
  
  	initialize("testrepo2");
  
  	existing = git_index_get_bypath(_index, "new.txt", 0);
  	cl_assert(existing);
  	memcpy(&entry, existing, sizeof(entry));
  
  	cl_git_pass(git_index_remove_bypath(_index, "new.txt"));
  
  	entry.path = "renamed.txt";
  	cl_git_pass(git_index_add(_index, &entry));
  
  	_pathspecs.strings = paths;
  	_pathspecs.count = 1;
  
  	assert_content_in_index(&_pathspecs, false, NULL);
  
  	cl_git_pass(git_revparse_single(&_target, _repo, "HEAD"));
  	cl_git_pass(git_reset_default(_repo, _target, &_pathspecs));
  
  	assert_content_in_index(&_pathspecs, true, NULL);
  }
  

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