def test_order_matching(self):
sell_order = SellOrder(hookup = self.hookup, volume = 10, price = 100, owner = self.user)
buy_order = BuyOrder(hookup = self.hookup, volume = 1, price = 100, owner = self.user)
sell_order.save()
buy_order.save()
helpers.match_orders(buy_order, sell_order)
self.assertEqual(sell_order.volume, 9)
def place_buy_order(request, volume, price, hookup_pk):
volume = int(volume)
price = int(price)
hookup = Hookup.objects.get(pk=hookup_pk)
try:
order = BuyOrder(owner=request.user, volume=volume, price=price, hookup=hookup)
order.save()
serializer=JSONSerializer()
sellers = BuyOrder.objects.filter(hookup=hookup)
for sell_order in sellers:
match_orders(order, sell_order)
#if the order is empty it will delete itself and return nothing
if order is None:
return None
order = BuyOrder.objects.filter(id=order.id)
#return the order to the user
return serializer.serialize(order)
except ValidationError:
#User doesn't seem to own have enough points...
error = AjaxError("You do not have enough points to place this order.")
return error.to_json()
def place_sell_order(request, volume, price, hookup_pk):
volume = int(volume)
price = int(price)
hookup = Hookup.objects.get(pk=hookup_pk)
try:
ShareGroup.objects.get(owner=request.user)
order = SellOrder(owner=request.user, volume=volume, price=price, hookup=hookup)
order.save()
serializer=JSONSerializer()
buyers = BuyOrder.objects.filter(hookup=hookup)
for buy_order in buyers:
match_orders(buy_order, order)
#if the order is empty it will delete itself and return nothing
if order is None:
return None
order = SellOrder.objects.filter(id=order.id)
#return the order to the user
return serializer.serialize(order)
except ShareGroup.DoesNotExist, ValidationError:
#User doesn't seem to own enough of these...
error = AjaxError("You cannot sell shares that you do not own.")
return error.to_json()