def test_deducted_from_return_spot_fee_created_for_sell(self):
schema = TradeFeeSchema(
percent_fee_token="HBOT",
maker_percent_fee_decimal=Decimal("1"),
taker_percent_fee_decimal=Decimal("1"),
buy_percent_fee_deducted_from_returns=False,
)
fee = TradeFeeBase.new_spot_fee(
fee_schema=schema,
trade_type=TradeType.SELL,
percent=Decimal("1.1"),
percent_token="HBOT",
flat_fees=[TokenAmount(token="COINALPHA", amount=Decimal("20"))])
self.assertEqual(DeductedFromReturnsTradeFee, type(fee))
self.assertEqual(Decimal("1.1"), fee.percent)
self.assertEqual("HBOT", fee.percent_token)
self.assertEqual(
[TokenAmount(token="COINALPHA", amount=Decimal("20"))],
fee.flat_fees)
schema.percent_fee_token = None
schema.buy_percent_fee_deducted_from_returns = True
fee = TradeFeeBase.new_spot_fee(
fee_schema=schema,
trade_type=TradeType.SELL,
percent=Decimal("1.1"),
percent_token="HBOT",
flat_fees=[TokenAmount(token="COINALPHA", amount=Decimal("20"))])
self.assertEqual(DeductedFromReturnsTradeFee, type(fee))
def _superimpose_overrides(cls, exchange: str,
trade_fee_schema: TradeFeeSchema):
trade_fee_schema.percent_fee_token = (
fee_overrides_config_map.get(f"{exchange}_percent_fee_token").value
or trade_fee_schema.percent_fee_token)
trade_fee_schema.maker_percent_fee_decimal = (
fee_overrides_config_map.get(f"{exchange}_maker_percent_fee").value
/ Decimal("100") if
fee_overrides_config_map.get(f"{exchange}_maker_percent_fee").value
is not None else trade_fee_schema.maker_percent_fee_decimal)
trade_fee_schema.taker_percent_fee_decimal = (
fee_overrides_config_map.get(f"{exchange}_taker_percent_fee").value
/ Decimal("100") if
fee_overrides_config_map.get(f"{exchange}_taker_percent_fee").value
is not None else trade_fee_schema.taker_percent_fee_decimal)
trade_fee_schema.buy_percent_fee_deducted_from_returns = (
fee_overrides_config_map.get(
f"{exchange}_buy_percent_fee_deducted_from_returns").value
if fee_overrides_config_map.get(
f"{exchange}_buy_percent_fee_deducted_from_returns").value
is not None else
trade_fee_schema.buy_percent_fee_deducted_from_returns)
trade_fee_schema.maker_fixed_fees = (
fee_overrides_config_map.get(f"{exchange}_maker_fixed_fees").value
or trade_fee_schema.maker_fixed_fees)
trade_fee_schema.maker_fixed_fees = [
TokenAmount(*maker_fixed_fee)
for maker_fixed_fee in trade_fee_schema.maker_fixed_fees
]
trade_fee_schema.taker_fixed_fees = (
fee_overrides_config_map.get(f"{exchange}_taker_fixed_fees").value
or trade_fee_schema.taker_fixed_fees)
trade_fee_schema.taker_fixed_fees = [
TokenAmount(*taker_fixed_fee)
for taker_fixed_fee in trade_fee_schema.taker_fixed_fees
]
trade_fee_schema.validate_schema()
return trade_fee_schema