cosocket: added tests for the default lua_socket_pool_size value (30).
cosocket: added tests for the default lua_socket_pool_size value (30).

yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx