stable/tests/exchange/test_binance.py
Sam Germain c1d08dd03a linting
2022-02-14 09:34:09 -06:00

600 lines
19 KiB
Python

from datetime import datetime, timezone
from random import randint
from unittest.mock import MagicMock, PropertyMock
import ccxt
import pytest
from freqtrade.enums import MarginMode, TradingMode
from freqtrade.exceptions import DependencyException, InvalidOrderException, OperationalException
from tests.conftest import get_mock_coro, get_patched_exchange, log_has_re
from tests.exchange.test_exchange import ccxt_exceptionhandlers
@pytest.mark.parametrize('limitratio,expected,side', [
(None, 220 * 0.99, "sell"),
(0.99, 220 * 0.99, "sell"),
(0.98, 220 * 0.98, "sell"),
(None, 220 * 1.01, "buy"),
(0.99, 220 * 1.01, "buy"),
(0.98, 220 * 1.02, "buy"),
])
def test_stoploss_order_binance(
default_conf,
mocker,
limitratio,
expected,
side
):
api_mock = MagicMock()
order_id = 'test_prod_buy_{}'.format(randint(0, 10 ** 6))
order_type = 'stop_loss_limit'
api_mock.create_order = MagicMock(return_value={
'id': order_id,
'info': {
'foo': 'bar'
}
})
default_conf['dry_run'] = False
mocker.patch('freqtrade.exchange.Exchange.amount_to_precision', lambda s, x, y: y)
mocker.patch('freqtrade.exchange.Exchange.price_to_precision', lambda s, x, y: y)
exchange = get_patched_exchange(mocker, default_conf, api_mock, 'binance')
with pytest.raises(OperationalException):
order = exchange.stoploss(
pair='ETH/BTC',
amount=1,
stop_price=190,
side=side,
order_types={'stoploss_on_exchange_limit_ratio': 1.05},
leverage=1.0
)
api_mock.create_order.reset_mock()
order_types = {} if limitratio is None else {'stoploss_on_exchange_limit_ratio': limitratio}
order = exchange.stoploss(
pair='ETH/BTC',
amount=1,
stop_price=220,
order_types=order_types,
side=side,
leverage=1.0
)
assert 'id' in order
assert 'info' in order
assert order['id'] == order_id
assert api_mock.create_order.call_args_list[0][1]['symbol'] == 'ETH/BTC'
assert api_mock.create_order.call_args_list[0][1]['type'] == order_type
assert api_mock.create_order.call_args_list[0][1]['side'] == side
assert api_mock.create_order.call_args_list[0][1]['amount'] == 1
# Price should be 1% below stopprice
assert api_mock.create_order.call_args_list[0][1]['price'] == expected
assert api_mock.create_order.call_args_list[0][1]['params'] == {'stopPrice': 220}
# test exception handling
with pytest.raises(DependencyException):
api_mock.create_order = MagicMock(side_effect=ccxt.InsufficientFunds("0 balance"))
exchange = get_patched_exchange(mocker, default_conf, api_mock, 'binance')
exchange.stoploss(
pair='ETH/BTC',
amount=1,
stop_price=220,
order_types={},
side=side,
leverage=1.0)
with pytest.raises(InvalidOrderException):
api_mock.create_order = MagicMock(
side_effect=ccxt.InvalidOrder("binance Order would trigger immediately."))
exchange = get_patched_exchange(mocker, default_conf, api_mock, 'binance')
exchange.stoploss(
pair='ETH/BTC',
amount=1,
stop_price=220,
order_types={},
side=side,
leverage=1.0
)
ccxt_exceptionhandlers(mocker, default_conf, api_mock, "binance",
"stoploss", "create_order", retries=1,
pair='ETH/BTC', amount=1, stop_price=220, order_types={},
side=side, leverage=1.0)
def test_stoploss_order_dry_run_binance(default_conf, mocker):
api_mock = MagicMock()
order_type = 'stop_loss_limit'
default_conf['dry_run'] = True
mocker.patch('freqtrade.exchange.Exchange.amount_to_precision', lambda s, x, y: y)
mocker.patch('freqtrade.exchange.Exchange.price_to_precision', lambda s, x, y: y)
exchange = get_patched_exchange(mocker, default_conf, api_mock, 'binance')
with pytest.raises(OperationalException):
order = exchange.stoploss(
pair='ETH/BTC',
amount=1,
stop_price=190,
side="sell",
order_types={'stoploss_on_exchange_limit_ratio': 1.05},
leverage=1.0
)
api_mock.create_order.reset_mock()
order = exchange.stoploss(
pair='ETH/BTC',
amount=1,
stop_price=220,
order_types={},
side="sell",
leverage=1.0
)
assert 'id' in order
assert 'info' in order
assert 'type' in order
assert order['type'] == order_type
assert order['price'] == 220
assert order['amount'] == 1
@pytest.mark.parametrize('sl1,sl2,sl3,side', [
(1501, 1499, 1501, "sell"),
(1499, 1501, 1499, "buy")
])
def test_stoploss_adjust_binance(
mocker,
default_conf,
leverage_tiers,
sl1,
sl2,
sl3,
side
):
exchange = get_patched_exchange(mocker, default_conf, id='binance')
order = {
'type': 'stop_loss_limit',
'price': 1500,
'info': {'stopPrice': 1500},
}
assert exchange.stoploss_adjust(sl1, order, side=side)
assert not exchange.stoploss_adjust(sl2, order, side=side)
# Test with invalid order case
order['type'] = 'stop_loss'
assert not exchange.stoploss_adjust(sl3, order, side=side)
def test_fill_leverage_tiers_binance(default_conf, mocker):
api_mock = MagicMock()
api_mock.fetch_leverage_tiers = MagicMock(return_value={
'ADA/BUSD': [
{
"tier": 1,
"notionalFloor": 0,
"notionalCap": 100000,
"maintenanceMarginRatio": 0.025,
"maxLeverage": 20,
"info": {
"bracket": "1",
"initialLeverage": "20",
"notionalCap": "100000",
"notionalFloor": "0",
"maintMarginRatio": "0.025",
"cum": "0.0"
}
},
{
"tier": 2,
"notionalFloor": 100000,
"notionalCap": 500000,
"maintenanceMarginRatio": 0.05,
"maxLeverage": 10,
"info": {
"bracket": "2",
"initialLeverage": "10",
"notionalCap": "500000",
"notionalFloor": "100000",
"maintMarginRatio": "0.05",
"cum": "2500.0"
}
},
{
"tier": 3,
"notionalFloor": 500000,
"notionalCap": 1000000,
"maintenanceMarginRatio": 0.1,
"maxLeverage": 5,
"info": {
"bracket": "3",
"initialLeverage": "5",
"notionalCap": "1000000",
"notionalFloor": "500000",
"maintMarginRatio": "0.1",
"cum": "27500.0"
}
},
{
"tier": 4,
"notionalFloor": 1000000,
"notionalCap": 2000000,
"maintenanceMarginRatio": 0.15,
"maxLeverage": 3,
"info": {
"bracket": "4",
"initialLeverage": "3",
"notionalCap": "2000000",
"notionalFloor": "1000000",
"maintMarginRatio": "0.15",
"cum": "77500.0"
}
},
{
"tier": 5,
"notionalFloor": 2000000,
"notionalCap": 5000000,
"maintenanceMarginRatio": 0.25,
"maxLeverage": 2,
"info": {
"bracket": "5",
"initialLeverage": "2",
"notionalCap": "5000000",
"notionalFloor": "2000000",
"maintMarginRatio": "0.25",
"cum": "277500.0"
}
},
{
"tier": 6,
"notionalFloor": 5000000,
"notionalCap": 30000000,
"maintenanceMarginRatio": 0.5,
"maxLeverage": 1,
"info": {
"bracket": "6",
"initialLeverage": "1",
"notionalCap": "30000000",
"notionalFloor": "5000000",
"maintMarginRatio": "0.5",
"cum": "1527500.0"
}
}
],
"ZEC/USDT": [
{
"tier": 1,
"notionalFloor": 0,
"notionalCap": 50000,
"maintenanceMarginRatio": 0.01,
"maxLeverage": 50,
"info": {
"bracket": "1",
"initialLeverage": "50",
"notionalCap": "50000",
"notionalFloor": "0",
"maintMarginRatio": "0.01",
"cum": "0.0"
}
},
{
"tier": 2,
"notionalFloor": 50000,
"notionalCap": 150000,
"maintenanceMarginRatio": 0.025,
"maxLeverage": 20,
"info": {
"bracket": "2",
"initialLeverage": "20",
"notionalCap": "150000",
"notionalFloor": "50000",
"maintMarginRatio": "0.025",
"cum": "750.0"
}
},
{
"tier": 3,
"notionalFloor": 150000,
"notionalCap": 250000,
"maintenanceMarginRatio": 0.05,
"maxLeverage": 10,
"info": {
"bracket": "3",
"initialLeverage": "10",
"notionalCap": "250000",
"notionalFloor": "150000",
"maintMarginRatio": "0.05",
"cum": "4500.0"
}
},
{
"tier": 4,
"notionalFloor": 250000,
"notionalCap": 500000,
"maintenanceMarginRatio": 0.1,
"maxLeverage": 5,
"info": {
"bracket": "4",
"initialLeverage": "5",
"notionalCap": "500000",
"notionalFloor": "250000",
"maintMarginRatio": "0.1",
"cum": "17000.0"
}
},
{
"tier": 5,
"notionalFloor": 500000,
"notionalCap": 1000000,
"maintenanceMarginRatio": 0.125,
"maxLeverage": 4,
"info": {
"bracket": "5",
"initialLeverage": "4",
"notionalCap": "1000000",
"notionalFloor": "500000",
"maintMarginRatio": "0.125",
"cum": "29500.0"
}
},
{
"tier": 6,
"notionalFloor": 1000000,
"notionalCap": 2000000,
"maintenanceMarginRatio": 0.25,
"maxLeverage": 2,
"info": {
"bracket": "6",
"initialLeverage": "2",
"notionalCap": "2000000",
"notionalFloor": "1000000",
"maintMarginRatio": "0.25",
"cum": "154500.0"
}
},
{
"tier": 7,
"notionalFloor": 2000000,
"notionalCap": 30000000,
"maintenanceMarginRatio": 0.5,
"maxLeverage": 1,
"info": {
"bracket": "7",
"initialLeverage": "1",
"notionalCap": "30000000",
"notionalFloor": "2000000",
"maintMarginRatio": "0.5",
"cum": "654500.0"
}
}
],
})
default_conf['dry_run'] = False
default_conf['trading_mode'] = TradingMode.FUTURES
default_conf['margin_mode'] = MarginMode.ISOLATED
exchange = get_patched_exchange(mocker, default_conf, api_mock, id="binance")
exchange.fill_leverage_tiers()
assert exchange._leverage_tiers == {
'ADA/BUSD': [
{
"min": 0,
"max": 100000,
"mmr": 0.025,
"lev": 20,
"maintAmt": 0.0
},
{
"min": 100000,
"max": 500000,
"mmr": 0.05,
"lev": 10,
"maintAmt": 2500.0
},
{
"min": 500000,
"max": 1000000,
"mmr": 0.1,
"lev": 5,
"maintAmt": 27500.0
},
{
"min": 1000000,
"max": 2000000,
"mmr": 0.15,
"lev": 3,
"maintAmt": 77500.0
},
{
"min": 2000000,
"max": 5000000,
"mmr": 0.25,
"lev": 2,
"maintAmt": 277500.0
},
{
"min": 5000000,
"max": 30000000,
"mmr": 0.5,
"lev": 1,
"maintAmt": 1527500.0
}
],
"ZEC/USDT": [
{
'min': 0,
'max': 50000,
'mmr': 0.01,
'lev': 50,
'maintAmt': 0.0
},
{
'min': 50000,
'max': 150000,
'mmr': 0.025,
'lev': 20,
'maintAmt': 750.0
},
{
'min': 150000,
'max': 250000,
'mmr': 0.05,
'lev': 10,
'maintAmt': 4500.0
},
{
'min': 250000,
'max': 500000,
'mmr': 0.1,
'lev': 5,
'maintAmt': 17000.0
},
{
'min': 500000,
'max': 1000000,
'mmr': 0.125,
'lev': 4,
'maintAmt': 29500.0
},
{
'min': 1000000,
'max': 2000000,
'mmr': 0.25,
'lev': 2,
'maintAmt': 154500.0
},
{
'min': 2000000,
'max': 30000000,
'mmr': 0.5,
'lev': 1,
'maintAmt': 654500.0
},
]
}
api_mock = MagicMock()
api_mock.load_leverage_tiers = MagicMock()
type(api_mock).has = PropertyMock(return_value={'fetchLeverageTiers': True})
ccxt_exceptionhandlers(
mocker,
default_conf,
api_mock,
"binance",
"fill_leverage_tiers",
"fetch_leverage_tiers"
)
def test_fill_leverage_tiers_binance_dryrun(default_conf, mocker, leverage_tiers):
api_mock = MagicMock()
default_conf['trading_mode'] = TradingMode.FUTURES
default_conf['margin_mode'] = MarginMode.ISOLATED
exchange = get_patched_exchange(mocker, default_conf, api_mock, id="binance")
exchange.fill_leverage_tiers()
leverage_tiers = leverage_tiers
for key, value in leverage_tiers.items():
assert exchange._leverage_tiers[key] == value
def test__set_leverage_binance(mocker, default_conf):
api_mock = MagicMock()
api_mock.set_leverage = MagicMock()
type(api_mock).has = PropertyMock(return_value={'setLeverage': True})
default_conf['dry_run'] = False
exchange = get_patched_exchange(mocker, default_conf, id="binance")
exchange._set_leverage(3.0, trading_mode=TradingMode.MARGIN)
ccxt_exceptionhandlers(
mocker,
default_conf,
api_mock,
"binance",
"_set_leverage",
"set_leverage",
pair="XRP/USDT",
leverage=5.0,
trading_mode=TradingMode.FUTURES
)
@pytest.mark.asyncio
@pytest.mark.parametrize('candle_type', ['mark', ''])
async def test__async_get_historic_ohlcv_binance(default_conf, mocker, caplog, candle_type):
ohlcv = [
[
int((datetime.now(timezone.utc).timestamp() - 1000) * 1000),
1, # open
2, # high
3, # low
4, # close
5, # volume (in quote currency)
]
]
exchange = get_patched_exchange(mocker, default_conf, id='binance')
# Monkey-patch async function
exchange._api_async.fetch_ohlcv = get_mock_coro(ohlcv)
pair = 'ETH/BTC'
respair, restf, restype, res = await exchange._async_get_historic_ohlcv(
pair, "5m", 1500000000000, is_new_pair=False, candle_type=candle_type)
assert respair == pair
assert restf == '5m'
assert restype == candle_type
# Call with very old timestamp - causes tons of requests
assert exchange._api_async.fetch_ohlcv.call_count > 400
# assert res == ohlcv
exchange._api_async.fetch_ohlcv.reset_mock()
_, _, _, res = await exchange._async_get_historic_ohlcv(
pair, "5m", 1500000000000, is_new_pair=True, candle_type=candle_type)
# Called twice - one "init" call - and one to get the actual data.
assert exchange._api_async.fetch_ohlcv.call_count == 2
assert res == ohlcv
assert log_has_re(r"Candle-data for ETH/BTC available starting with .*", caplog)
@pytest.mark.parametrize("trading_mode,margin_mode,config", [
("spot", "", {}),
("margin", "cross", {"options": {"defaultType": "margin"}}),
("futures", "isolated", {"options": {"defaultType": "future"}}),
])
def test__ccxt_config(default_conf, mocker, trading_mode, margin_mode, config):
default_conf['trading_mode'] = trading_mode
default_conf['margin_mode'] = margin_mode
exchange = get_patched_exchange(mocker, default_conf, id="binance")
assert exchange._ccxt_config == config
@pytest.mark.parametrize('pair,nominal_value,mm_ratio,amt', [
("BNB/BUSD", 0.0, 0.025, 0),
("BNB/USDT", 100.0, 0.0065, 0),
("BTC/USDT", 170.30, 0.004, 0),
("BNB/BUSD", 999999.9, 0.1, 27500.0),
("BNB/USDT", 5000000.0, 0.15, 233035.0),
("BTC/USDT", 600000000, 0.5, 1.997038E8),
])
def test_get_maintenance_ratio_and_amt_binance(
default_conf,
mocker,
leverage_tiers,
pair,
nominal_value,
mm_ratio,
amt,
):
mocker.patch('freqtrade.exchange.Exchange.exchange_has', return_value=True)
exchange = get_patched_exchange(mocker, default_conf, id="binance")
exchange._leverage_tiers = leverage_tiers
(result_ratio, result_amt) = exchange.get_maintenance_ratio_and_amt(pair, nominal_value)
assert (round(result_ratio, 8), round(result_amt, 8)) == (mm_ratio, amt)