add test for parambulator manipulation
add test for parambulator manipulation

mihaidma/seneca,rjrodger/seneca,mihaidma/seneca,senecajs/seneca,geek/seneca,senecajs/seneca,rjrodger/seneca,senecajs/seneca,geek/seneca,BloomBoard-Research/seneca,BloomBoard-Research/seneca