'Test price getters for the LimitOrder class.'

@parameterized.expand(EXPECTED_PRICE_ROUNDING)
def test_limit_order_prices(self, price, expected_limit_buy_or_stop_sell, expected_limit_sell_or_stop_buy):

    style = LimitOrder(price)
    self.assertEqual(expected_limit_buy_or_stop_sell, style.get_limit_price(True))
    self.assertEqual(expected_limit_sell_or_stop_buy, style.get_limit_price(False))
    self.assertEqual(None, style.get_stop_price(True))
    self.assertEqual(None, style.get_stop_price(False))
