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Extract min stake amount from bot to exchange class

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This commit is contained in:
Matthias
2021-02-02 19:47:21 +01:00
parent fa8156b321
commit cfd0bb8964
4 changed files with 170 additions and 171 deletions
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130
tests/exchange/test_exchange.py
View File

@@ -305,6 +305,136 @@ def test_price_get_one_pip(default_conf, mocker, price, precision_mode, precisio
assert pytest.approx(exchange.price_get_one_pip(pair, price)) == expected
def test_get_min_pair_stake_amount(mocker, default_conf) -> None:
exchange = get_patched_exchange(mocker, default_conf, id="binance")
stoploss = -0.05
markets = {'ETH/BTC': {'symbol': 'ETH/BTC'}}
# no pair found
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
with pytest.raises(ValueError, match=r'.*get market information.*'):
exchange.get_min_pair_stake_amount('BNB/BTC', 1, stoploss)
# no 'limits' section
result = exchange.get_min_pair_stake_amount('ETH/BTC', 1, stoploss)
assert result is None
# empty 'limits' section
markets["ETH/BTC"]["limits"] = {}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = exchange.get_min_pair_stake_amount('ETH/BTC', 1, stoploss)
assert result is None
# no cost Min
markets["ETH/BTC"]["limits"] = {
'cost': {"min": None},
'amount': {}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = exchange.get_min_pair_stake_amount('ETH/BTC', 1, stoploss)
assert result is None
# no amount Min
markets["ETH/BTC"]["limits"] = {
'cost': {},
'amount': {"min": None}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = exchange.get_min_pair_stake_amount('ETH/BTC', 1, stoploss)
assert result is None
# empty 'cost'/'amount' section
markets["ETH/BTC"]["limits"] = {
'cost': {},
'amount': {}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = exchange.get_min_pair_stake_amount('ETH/BTC', 1, stoploss)
assert result is None
# min cost is set
markets["ETH/BTC"]["limits"] = {
'cost': {'min': 2},
'amount': {}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = exchange.get_min_pair_stake_amount('ETH/BTC', 1, stoploss)
assert result == 2 / 0.9
# min amount is set
markets["ETH/BTC"]["limits"] = {
'cost': {},
'amount': {'min': 2}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = exchange.get_min_pair_stake_amount('ETH/BTC', 2, stoploss)
assert result == 2 * 2 / 0.9
# min amount and cost are set (cost is minimal)
markets["ETH/BTC"]["limits"] = {
'cost': {'min': 2},
'amount': {'min': 2}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = exchange.get_min_pair_stake_amount('ETH/BTC', 2, stoploss)
assert result == max(2, 2 * 2) / 0.9
# min amount and cost are set (amount is minial)
markets["ETH/BTC"]["limits"] = {
'cost': {'min': 8},
'amount': {'min': 2}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = exchange.get_min_pair_stake_amount('ETH/BTC', 2, stoploss)
assert result == max(8, 2 * 2) / 0.9
def test_get_min_pair_stake_amount_real_data(mocker, default_conf) -> None:
exchange = get_patched_exchange(mocker, default_conf, id="binance")
stoploss = -0.05
markets = {'ETH/BTC': {'symbol': 'ETH/BTC'}}
# Real Binance data
markets["ETH/BTC"]["limits"] = {
'cost': {'min': 0.0001},
'amount': {'min': 0.001}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = exchange.get_min_pair_stake_amount('ETH/BTC', 0.020405, stoploss)
assert round(result, 8) == round(max(0.0001, 0.001 * 0.020405) / 0.9, 8)
def test_set_sandbox(default_conf, mocker):
"""
Test working scenario

137
tests/test_freqtradebot.py
View File

@@ -394,139 +394,6 @@ def test_total_open_trades_stakes(mocker, default_conf, ticker, fee) -> None:
assert Trade.total_open_trades_stakes() == 1.97502e-03
def test_get_min_pair_stake_amount(mocker, default_conf) -> None:
patch_RPCManager(mocker)
patch_exchange(mocker)
freqtrade = FreqtradeBot(default_conf)
freqtrade.strategy.stoploss = -0.05
markets = {'ETH/BTC': {'symbol': 'ETH/BTC'}}
# no pair found
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
with pytest.raises(ValueError, match=r'.*get market information.*'):
freqtrade._get_min_pair_stake_amount('BNB/BTC', 1)
# no 'limits' section
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 1)
assert result is None
# empty 'limits' section
markets["ETH/BTC"]["limits"] = {}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 1)
assert result is None
# no cost Min
markets["ETH/BTC"]["limits"] = {
'cost': {"min": None},
'amount': {}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 1)
assert result is None
# no amount Min
markets["ETH/BTC"]["limits"] = {
'cost': {},
'amount': {"min": None}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 1)
assert result is None
# empty 'cost'/'amount' section
markets["ETH/BTC"]["limits"] = {
'cost': {},
'amount': {}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 1)
assert result is None
# min cost is set
markets["ETH/BTC"]["limits"] = {
'cost': {'min': 2},
'amount': {}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 1)
assert result == 2 / 0.9
# min amount is set
markets["ETH/BTC"]["limits"] = {
'cost': {},
'amount': {'min': 2}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 2)
assert result == 2 * 2 / 0.9
# min amount and cost are set (cost is minimal)
markets["ETH/BTC"]["limits"] = {
'cost': {'min': 2},
'amount': {'min': 2}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 2)
assert result == max(2, 2 * 2) / 0.9
# min amount and cost are set (amount is minial)
markets["ETH/BTC"]["limits"] = {
'cost': {'min': 8},
'amount': {'min': 2}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 2)
assert result == max(8, 2 * 2) / 0.9
def test_get_min_pair_stake_amount_real_data(mocker, default_conf) -> None:
patch_RPCManager(mocker)
patch_exchange(mocker)
freqtrade = FreqtradeBot(default_conf)
freqtrade.strategy.stoploss = -0.05
markets = {'ETH/BTC': {'symbol': 'ETH/BTC'}}
# Real Binance data
markets["ETH/BTC"]["limits"] = {
'cost': {'min': 0.0001},
'amount': {'min': 0.001}
}
mocker.patch(
'freqtrade.exchange.Exchange.markets',
PropertyMock(return_value=markets)
)
result = freqtrade._get_min_pair_stake_amount('ETH/BTC', 0.020405)
assert round(result, 8) == round(max(0.0001, 0.001 * 0.020405) / 0.9, 8)
def test_create_trade(default_conf, ticker, limit_buy_order, fee, mocker) -> None:
patch_RPCManager(mocker)
patch_exchange(mocker)
@@ -1007,7 +874,6 @@ def test_execute_buy(mocker, default_conf, fee, limit_buy_order, limit_buy_order
mocker.patch.multiple(
'freqtrade.freqtradebot.FreqtradeBot',
get_buy_rate=buy_rate_mock,
_get_min_pair_stake_amount=MagicMock(return_value=1)
)
buy_mm = MagicMock(return_value=limit_buy_order_open)
mocker.patch.multiple(
@@ -1018,6 +884,7 @@ def test_execute_buy(mocker, default_conf, fee, limit_buy_order, limit_buy_order
'last': 0.00001172
}),
buy=buy_mm,
get_min_pair_stake_amount=MagicMock(return_value=1),
get_fee=fee,
)
pair = 'ETH/BTC'
@@ -1112,7 +979,6 @@ def test_execute_buy_confirm_error(mocker, default_conf, fee, limit_buy_order) -
mocker.patch.multiple(
'freqtrade.freqtradebot.FreqtradeBot',
get_buy_rate=MagicMock(return_value=0.11),
_get_min_pair_stake_amount=MagicMock(return_value=1)
)
mocker.patch.multiple(
'freqtrade.exchange.Exchange',
@@ -1122,6 +988,7 @@ def test_execute_buy_confirm_error(mocker, default_conf, fee, limit_buy_order) -
'last': 0.00001172
}),
buy=MagicMock(return_value=limit_buy_order),
get_min_pair_stake_amount=MagicMock(return_value=1),
get_fee=fee,
)
stake_amount = 2