void test__rb_tree_iterator_before__invalid_second(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("int");
_rb_tree_iterator_t it_first;
_rb_tree_iterator_t it_second;
_rb_tree_init(pt_rb_tree, NULL);
it_first = _rb_tree_begin(pt_rb_tree);
it_second = _rb_tree_begin(pt_rb_tree);
it_second._t_pos._t_treepos._pby_corepos = NULL;
expect_assert_failure(_rb_tree_iterator_before(it_first, it_second));
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_before__equal(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("int");
_rb_tree_iterator_t it_first;
_rb_tree_iterator_t it_second;
int elem = 100;
_rb_tree_init(pt_rb_tree, NULL);
_rb_tree_insert_unique(pt_rb_tree, &elem);
it_first = _rb_tree_begin(pt_rb_tree);
it_second = _rb_tree_begin(pt_rb_tree);
assert_false(_rb_tree_iterator_before(it_first, it_second));
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_distance__0(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("int");
_rb_tree_iterator_t it_first;
_rb_tree_iterator_t it_second;
int elem = 100;
_rb_tree_init(pt_rb_tree, NULL);
_rb_tree_insert_unique(pt_rb_tree, &elem);
it_first = _rb_tree_begin(pt_rb_tree);
it_second = _rb_tree_begin(pt_rb_tree);
assert_true(_rb_tree_iterator_distance(it_first, it_second) == 0);
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_before__not_same_rb_tree(void** state)
{
_rb_tree_t* pt_first = _create_rb_tree("int");
_rb_tree_t* pt_second = _create_rb_tree("int");
_rb_tree_iterator_t it_first;
_rb_tree_iterator_t it_second;
_rb_tree_init(pt_first, NULL);
_rb_tree_init(pt_second, NULL);
it_first = _rb_tree_begin(pt_first);
it_second = _rb_tree_begin(pt_second);
expect_assert_failure(_rb_tree_iterator_before(it_first, it_second));
_rb_tree_destroy(pt_first);
_rb_tree_destroy(pt_second);
}
void test__rb_tree_iterator_get_pointer__c_builtin(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("int");
_rb_tree_iterator_t it_iter;
int elem = 12;
_rb_tree_init(pt_rb_tree, NULL);
_rb_tree_insert_unique(pt_rb_tree, &elem);
it_iter = _rb_tree_begin(pt_rb_tree);
assert_true(*(int*)_rb_tree_iterator_get_pointer(it_iter) == 12);
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_prev__null_tree(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("int");
_rb_tree_iterator_t it_iter;
_rb_tree_init(pt_rb_tree, NULL);
it_iter = _rb_tree_begin(pt_rb_tree);
it_iter._t_pos._t_treepos._pt_tree = NULL;
expect_assert_failure(_rb_tree_iterator_prev(it_iter));
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_get_value__null_tree(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("int");
_rb_tree_iterator_t it_iter;
int elem = 0;
_rb_tree_init(pt_rb_tree, NULL);
it_iter = _rb_tree_begin(pt_rb_tree);
it_iter._t_pos._t_treepos._pt_tree = NULL;
expect_assert_failure(_rb_tree_iterator_get_value(it_iter, &elem));
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_prev__begin(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("int");
_rb_tree_iterator_t it_iter;
int elem = 100;
_rb_tree_init(pt_rb_tree, NULL);
_rb_tree_insert_unique(pt_rb_tree, &elem);
it_iter = _rb_tree_begin(pt_rb_tree);
expect_assert_failure(_rb_tree_iterator_prev(it_iter));
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_get_pointer__libcstl_builtin(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("vector_t<int>");
_rb_tree_iterator_t it_iter;
vector_t* pvec = create_vector(int);
_rb_tree_init(pt_rb_tree, NULL);
vector_init_n(pvec, 10);
_rb_tree_insert_unique(pt_rb_tree, pvec);
it_iter = _rb_tree_begin(pt_rb_tree);
assert_true(vector_size((vector_t*)_rb_tree_iterator_get_pointer(it_iter)) == 10);
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_get_pointer__cstr(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("char*");
_rb_tree_iterator_t it_iter;
string_t* pstr = create_string();
string_init_cstr(pstr, "abc");
_rb_tree_init(pt_rb_tree, NULL);
_rb_tree_insert_unique(pt_rb_tree, pstr);
it_iter = _rb_tree_begin(pt_rb_tree);
assert_true(strcmp((char*)_rb_tree_iterator_get_pointer(it_iter), "abc") == 0);
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_prev__end(void** state)
{
_rb_tree_t* pt_rb_tree = _create_rb_tree("int");
_rb_tree_iterator_t it_iter;
int elem = 10;
_rb_tree_init(pt_rb_tree, NULL);
_rb_tree_insert_unique(pt_rb_tree, &elem);
it_iter = _rb_tree_end(pt_rb_tree);
it_iter = _rb_tree_iterator_prev(it_iter);
assert_true(_rb_tree_iterator_equal(it_iter, _rb_tree_begin(pt_rb_tree)));
_rb_tree_destroy(pt_rb_tree);
}
void test__rb_tree_iterator_get_pointer__user_define(void** state)
{
_rb_tree_t* pt_rb_tree = NULL;
_rb_tree_iterator_t it_iter;
_test__rb_tree_iterator_get_pointer__user_define_t elem;
type_register(_test__rb_tree_iterator_get_pointer__user_define_t, NULL, NULL, NULL, NULL);
pt_rb_tree = _create_rb_tree("_test__rb_tree_iterator_get_pointer__user_define_t");
_rb_tree_init(pt_rb_tree, NULL);
elem.elem = 100;
_rb_tree_insert_unique(pt_rb_tree, &elem);
it_iter = _rb_tree_begin(pt_rb_tree);
assert_true(((_test__rb_tree_iterator_get_pointer__user_define_t*)_rb_tree_iterator_get_pointer(it_iter))->elem == 100);
_rb_tree_destroy(pt_rb_tree);
}
multimap_iterator_t multimap_begin(const multimap_t* cpt_multimap)
{
multimap_iterator_t t_newiterator;
assert(cpt_multimap != NULL);
#ifdef CSTL_MULTIMAP_AVL_TREE
t_newiterator = _avl_tree_begin(_GET_MULTIMAP_AVL_TREE(cpt_multimap));
#else
t_newiterator = _rb_tree_begin(_GET_MULTIMAP_RB_TREE(cpt_multimap));
#endif
_GET_CONTAINER(&t_newiterator) = (multimap_t*)cpt_multimap;
_GET_MULTIMAP_CONTAINER_TYPE(&t_newiterator) = _MULTIMAP_CONTAINER;
_GET_MULTIMAP_ITERATOR_TYPE(&t_newiterator) = _BIDIRECTIONAL_ITERATOR;
return t_newiterator;
}
/**
* Return an iterator that addresses the first element in the set.
*/
set_iterator_t set_begin(const set_t* cpset_set)
{
set_iterator_t it_begin;
assert(cpset_set != NULL);
#ifdef CSTL_SET_AVL_TREE
it_begin = _avl_tree_begin(&cpset_set->_t_tree);
#else
it_begin = _rb_tree_begin(&cpset_set->_t_tree);
#endif
_ITERATOR_CONTAINER(it_begin) = (set_t*)cpset_set;
_SET_ITERATOR_CONTAINER_TYPE(it_begin) = _SET_CONTAINER;
_SET_ITERATOR_ITERATOR_TYPE(it_begin) = _BIDIRECTIONAL_ITERATOR;
return it_begin;
}
/**
* Return iterator reference previous element.
*/
_rb_tree_iterator_t _rb_tree_iterator_prev(_rb_tree_iterator_t it_iter)
{
_rbnode_t* pt_prev = NULL;
_rbnode_t* pt_cur = (_rbnode_t*)_RB_TREE_ITERATOR_COREPOS(it_iter);
assert(_rb_tree_iterator_belong_to_rb_tree(_RB_TREE_ITERATOR_TREE(it_iter), it_iter));
assert(!_rb_tree_iterator_equal(it_iter, _rb_tree_begin(_RB_TREE_ITERATOR_TREE(it_iter))));
/* previous end */
if(_rb_tree_iterator_equal(it_iter, _rb_tree_end(_RB_TREE_ITERATOR_TREE(it_iter))))
{
_RB_TREE_ITERATOR_COREPOS(it_iter) = (_byte_t*)_RB_TREE_ITERATOR_TREE(it_iter)->_t_rbroot._pt_right;
}
else
{
if(pt_cur->_pt_left != NULL)
{
pt_prev = pt_cur->_pt_left;
while(pt_prev->_pt_right != NULL)
{
pt_prev = pt_prev->_pt_right;
}
_RB_TREE_ITERATOR_COREPOS(it_iter) = (_byte_t*)pt_prev;
}
else
{
pt_prev = pt_cur->_pt_parent;
while(pt_cur == pt_prev->_pt_left)
{
pt_cur = pt_prev;
pt_prev = pt_prev->_pt_parent;
}
/*
* there is no same special condition as next, because the begin
* iterator is the valid iterator
*/
_RB_TREE_ITERATOR_COREPOS(it_iter) = (_byte_t*)pt_prev;
}
}
return it_iter;
}
/**
* Return an iterator that addresses the first element in the map.
*/
map_iterator_t map_begin(const map_t* cpmap_map)
{
map_iterator_t it_begin;
assert(cpmap_map != NULL);
assert(_pair_is_inited(&cpmap_map->_pair_temp));
#ifdef CSTL_MAP_AVL_TREE
it_begin = _avl_tree_begin(&cpmap_map->_t_tree);
#else
it_begin = _rb_tree_begin(&cpmap_map->_t_tree);
#endif
_GET_CONTAINER(it_begin) = (map_t*)cpmap_map;
_GET_MAP_CONTAINER_TYPE(it_begin) = _MAP_CONTAINER;
_GET_MAP_ITERATOR_TYPE(it_begin) = _BIDIRECTIONAL_ITERATOR;
return it_begin;
}
