# tests vertex iterators.
CREATE 3 1
ADD_VERTEX A
ADD_VERTEX B
ADD_VERTEX C
VERTEX_ITERATOR_BEGIN 0
IS_VERTEX_ITERATOR_END 0
PRINT_VERTEX_ITERATOR 0
VERTEX_ITERATOR_NEXT 0 0
PRINT_VERTEX_ITERATOR 0
VERTEX_ITERATOR_NEXT 0 1
PRINT_VERTEX_ITERATOR 0
IS_VERTEX_ITERATOR_END 0
FIND_VERTEX 0 B
IS_VERTEX_ITERATOR_END 0
PRINT_VERTEX_ITERATOR 0
FIND_VERTEX 0 D
IS_VERTEX_ITERATOR_END 0
