Пример #1
0
    def test_prune_orders(self):
        blotter = SimulationBlotter(self.sim_params)

        blotter.order(self.asset_24, 100, MarketOrder())
        open_order = blotter.open_orders[self.asset_24][0]

        blotter.prune_orders([])
        self.assertEqual(1, len(blotter.open_orders[self.asset_24]))

        blotter.prune_orders([open_order])
        self.assertEqual(0, len(blotter.open_orders[self.asset_24]))

        # prune an order that isn't in our our open orders list, make sure
        # nothing blows up

        other_order = Order(dt=blotter.current_dt,
                            asset=self.asset_25,
                            amount=1)

        blotter.prune_orders([other_order])
Пример #2
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    def test_prune_orders(self):
        blotter = SimulationBlotter()

        blotter.order(self.asset_24, 100, MarketOrder())
        open_order = blotter.open_orders[self.asset_24][0]

        blotter.prune_orders([])
        self.assertEqual(1, len(blotter.open_orders[self.asset_24]))

        blotter.prune_orders([open_order])
        self.assertEqual(0, len(blotter.open_orders[self.asset_24]))

        # prune an order that isn't in our our open orders list, make sure
        # nothing blows up

        other_order = Order(
            dt=blotter.current_dt,
            asset=self.asset_25,
            amount=1
        )

        blotter.prune_orders([other_order])
Пример #3
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    def test_order_rejection(self):
        blotter = SimulationBlotter(self.sim_params)

        # Reject a nonexistent order -> no order appears in new_order,
        # no exceptions raised out
        blotter.reject(56)
        self.assertEqual(blotter.new_orders, [])

        # Basic tests of open order behavior
        open_order_id = blotter.order(self.asset_24, 100, MarketOrder())
        second_order_id = blotter.order(self.asset_24, 50, MarketOrder())
        self.assertEqual(len(blotter.open_orders[self.asset_24]), 2)
        open_order = blotter.open_orders[self.asset_24][0]
        self.assertEqual(open_order.status, ORDER_STATUS.OPEN)
        self.assertEqual(open_order.id, open_order_id)
        self.assertIn(open_order, blotter.new_orders)

        # Reject that order immediately (same bar, i.e. still in new_orders)
        blotter.reject(open_order_id)
        self.assertEqual(len(blotter.new_orders), 2)
        self.assertEqual(len(blotter.open_orders[self.asset_24]), 1)
        still_open_order = blotter.new_orders[0]
        self.assertEqual(still_open_order.id, second_order_id)
        self.assertEqual(still_open_order.status, ORDER_STATUS.OPEN)
        rejected_order = blotter.new_orders[1]
        self.assertEqual(rejected_order.status, ORDER_STATUS.REJECTED)
        self.assertEqual(rejected_order.reason, '')

        # Do it again, but reject it at a later time (after tradesimulation
        # pulls it from new_orders)
        blotter = SimulationBlotter(self.sim_params)
        new_open_id = blotter.order(self.asset_24, 10, MarketOrder())
        new_open_order = blotter.open_orders[self.asset_24][0]
        self.assertEqual(new_open_id, new_open_order.id)
        # Pretend that the trade simulation did this.
        blotter.new_orders = []

        rejection_reason = "Not enough cash on hand."
        blotter.reject(new_open_id, reason=rejection_reason)
        rejected_order = blotter.new_orders[0]
        self.assertEqual(rejected_order.id, new_open_id)
        self.assertEqual(rejected_order.status, ORDER_STATUS.REJECTED)
        self.assertEqual(rejected_order.reason, rejection_reason)

        # You can't reject a filled order.
        # Reset for paranoia
        blotter = SimulationBlotter(self.sim_params)
        blotter.slippage_models[Equity] = FixedSlippage()
        filled_id = blotter.order(self.asset_24, 100, MarketOrder())
        filled_order = None
        blotter.current_dt = self.sim_params.sessions[-1]
        bar_data = self.create_bardata(
            simulation_dt_func=lambda: self.sim_params.sessions[-1], )
        txns, _, closed_orders = blotter.get_transactions(bar_data)
        for txn in txns:
            filled_order = blotter.orders[txn.order_id]
        blotter.prune_orders(closed_orders)

        self.assertEqual(filled_order.id, filled_id)
        self.assertIn(filled_order, blotter.new_orders)
        self.assertEqual(filled_order.status, ORDER_STATUS.FILLED)
        self.assertNotIn(filled_order, blotter.open_orders[self.asset_24])

        blotter.reject(filled_id)
        updated_order = blotter.orders[filled_id]
        self.assertEqual(updated_order.status, ORDER_STATUS.FILLED)
Пример #4
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    def test_order_rejection(self):
        blotter = SimulationBlotter()

        # Reject a nonexistent order -> no order appears in new_order,
        # no exceptions raised out
        blotter.reject(56)
        self.assertEqual(blotter.new_orders, [])

        # Basic tests of open order behavior
        open_order_id = blotter.order(self.asset_24, 100, MarketOrder())
        second_order_id = blotter.order(self.asset_24, 50, MarketOrder())
        self.assertEqual(len(blotter.open_orders[self.asset_24]), 2)
        open_order = blotter.open_orders[self.asset_24][0]
        self.assertEqual(open_order.status, ORDER_STATUS.OPEN)
        self.assertEqual(open_order.id, open_order_id)
        self.assertIn(open_order, blotter.new_orders)

        # Reject that order immediately (same bar, i.e. still in new_orders)
        blotter.reject(open_order_id)
        self.assertEqual(len(blotter.new_orders), 2)
        self.assertEqual(len(blotter.open_orders[self.asset_24]), 1)
        still_open_order = blotter.new_orders[0]
        self.assertEqual(still_open_order.id, second_order_id)
        self.assertEqual(still_open_order.status, ORDER_STATUS.OPEN)
        rejected_order = blotter.new_orders[1]
        self.assertEqual(rejected_order.status, ORDER_STATUS.REJECTED)
        self.assertEqual(rejected_order.reason, '')

        # Do it again, but reject it at a later time (after tradesimulation
        # pulls it from new_orders)
        blotter = SimulationBlotter()
        new_open_id = blotter.order(self.asset_24, 10, MarketOrder())
        new_open_order = blotter.open_orders[self.asset_24][0]
        self.assertEqual(new_open_id, new_open_order.id)
        # Pretend that the trade simulation did this.
        blotter.new_orders = []

        rejection_reason = "Not enough cash on hand."
        blotter.reject(new_open_id, reason=rejection_reason)
        rejected_order = blotter.new_orders[0]
        self.assertEqual(rejected_order.id, new_open_id)
        self.assertEqual(rejected_order.status, ORDER_STATUS.REJECTED)
        self.assertEqual(rejected_order.reason, rejection_reason)

        # You can't reject a filled order.
        # Reset for paranoia
        blotter = SimulationBlotter()
        blotter.slippage_models[Equity] = FixedSlippage()
        filled_id = blotter.order(self.asset_24, 100, MarketOrder())
        filled_order = None
        blotter.current_dt = self.sim_params.sessions[-1]
        bar_data = self.create_bardata(
            simulation_dt_func=lambda: self.sim_params.sessions[-1],
        )
        txns, _, closed_orders = blotter.get_transactions(bar_data)
        for txn in txns:
            filled_order = blotter.orders[txn.order_id]
        blotter.prune_orders(closed_orders)

        self.assertEqual(filled_order.id, filled_id)
        self.assertIn(filled_order, blotter.new_orders)
        self.assertEqual(filled_order.status, ORDER_STATUS.FILLED)
        self.assertNotIn(filled_order, blotter.open_orders[self.asset_24])

        blotter.reject(filled_id)
        updated_order = blotter.orders[filled_id]
        self.assertEqual(updated_order.status, ORDER_STATUS.FILLED)
Пример #5
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    def test_order_rejection(self):
        blotter = SimulationBlotter()

        # Reject a nonexistent order -> no order appears in new_order,
        # no exceptions raised out
        blotter.reject(56)
        assert blotter.new_orders == []

        # Basic tests of open order behavior
        open_order_id = blotter.order(self.asset_24, 100, MarketOrder())
        second_order_id = blotter.order(self.asset_24, 50, MarketOrder())
        assert len(blotter.open_orders[self.asset_24]) == 2
        open_order = blotter.open_orders[self.asset_24][0]
        assert open_order.status == ORDER_STATUS.OPEN
        assert open_order.id == open_order_id
        assert open_order in blotter.new_orders

        # Reject that order immediately (same bar, i.e. still in new_orders)
        blotter.reject(open_order_id)
        assert len(blotter.new_orders) == 2
        assert len(blotter.open_orders[self.asset_24]) == 1
        still_open_order = blotter.new_orders[0]
        assert still_open_order.id == second_order_id
        assert still_open_order.status == ORDER_STATUS.OPEN
        rejected_order = blotter.new_orders[1]
        assert rejected_order.status == ORDER_STATUS.REJECTED
        assert rejected_order.reason == ""

        # Do it again, but reject it at a later time (after tradesimulation
        # pulls it from new_orders)
        blotter = SimulationBlotter()
        new_open_id = blotter.order(self.asset_24, 10, MarketOrder())
        new_open_order = blotter.open_orders[self.asset_24][0]
        assert new_open_id == new_open_order.id
        # Pretend that the trade simulation did this.
        blotter.new_orders = []

        rejection_reason = "Not enough cash on hand."
        blotter.reject(new_open_id, reason=rejection_reason)
        rejected_order = blotter.new_orders[0]
        assert rejected_order.id == new_open_id
        assert rejected_order.status == ORDER_STATUS.REJECTED
        assert rejected_order.reason == rejection_reason

        # You can't reject a filled order.
        # Reset for paranoia
        blotter = SimulationBlotter()
        blotter.slippage_models[Equity] = FixedSlippage()
        filled_id = blotter.order(self.asset_24, 100, MarketOrder())
        filled_order = None
        blotter.current_dt = self.sim_params.sessions[-1]
        bar_data = self.create_bardata(
            simulation_dt_func=lambda: self.sim_params.sessions[-1], )
        txns, _, closed_orders = blotter.get_transactions(bar_data)
        for txn in txns:
            filled_order = blotter.orders[txn.order_id]
        blotter.prune_orders(closed_orders)

        assert filled_order.id == filled_id
        assert filled_order in blotter.new_orders
        assert filled_order.status == ORDER_STATUS.FILLED
        assert filled_order not in blotter.open_orders[self.asset_24]

        blotter.reject(filled_id)
        updated_order = blotter.orders[filled_id]
        assert updated_order.status == ORDER_STATUS.FILLED