text: # -*- coding: utf-8 -*- {{{
  # vim: set fenc=utf-8 ft=python sw=4 ts=4 sts=4 et:
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  # Copyright 2017, Battelle Memorial Institute.
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  import pytest
  from volttron.platform.agent.base_market_agent.point import Point
  from volttron.platform.agent.base_market_agent.poly_line import PolyLine
  from volttron.platform.agent.base_market_agent.buy_sell import BUYER, SELLER
  from market_service.offer_manager import OfferManager
  
  @pytest.mark.market
  def test_offer_settle_no_intersection():
      demand1 = create_demand_curve()
      demand2 = create_demand_curve()
      offer_manager = OfferManager()
      offer_manager.make_offer(BUYER, demand1)
      offer_manager.make_offer(SELLER, demand2)
      quantity, price, aux = offer_manager.settle()
      assert len(aux) == 4
  
  def create_demand_curve():
      demand_curve = PolyLine()
      price = 0
      quantity = 1000
      demand_curve.add(Point(price,quantity))
      price = 1000
      quantity = 0
      demand_curve.add(Point(price,quantity))
      return demand_curve
  