stable/tests/test_wallets.py

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# pragma pylint: disable=missing-docstring
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from copy import deepcopy
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from unittest.mock import MagicMock
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import pytest
from freqtrade.constants import UNLIMITED_STAKE_AMOUNT
from freqtrade.exceptions import DependencyException
from tests.conftest import get_patched_freqtradebot, patch_wallet
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def test_sync_wallet_at_boot(mocker, default_conf):
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default_conf['dry_run'] = False
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mocker.patch.multiple(
'freqtrade.exchange.Exchange',
get_balances=MagicMock(return_value={
"BNT": {
"free": 1.0,
"used": 2.0,
"total": 3.0
},
"GAS": {
"free": 0.260739,
"used": 0.0,
"total": 0.260739
},
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"USDT": {
"free": 20,
"used": 20,
"total": 40
},
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})
)
freqtrade = get_patched_freqtradebot(mocker, default_conf)
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assert len(freqtrade.wallets._wallets) == 3
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assert freqtrade.wallets._wallets['BNT'].free == 1.0
assert freqtrade.wallets._wallets['BNT'].used == 2.0
assert freqtrade.wallets._wallets['BNT'].total == 3.0
assert freqtrade.wallets._wallets['GAS'].free == 0.260739
assert freqtrade.wallets._wallets['GAS'].used == 0.0
assert freqtrade.wallets._wallets['GAS'].total == 0.260739
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assert freqtrade.wallets.get_free('BNT') == 1.0
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assert 'USDT' in freqtrade.wallets._wallets
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assert freqtrade.wallets._last_wallet_refresh > 0
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mocker.patch.multiple(
'freqtrade.exchange.Exchange',
get_balances=MagicMock(return_value={
"BNT": {
"free": 1.2,
"used": 1.9,
"total": 3.5
},
"GAS": {
"free": 0.270739,
"used": 0.1,
"total": 0.260439
},
})
)
freqtrade.wallets.update()
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# USDT is missing from the 2nd result - so should not be in this either.
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assert len(freqtrade.wallets._wallets) == 2
assert freqtrade.wallets._wallets['BNT'].free == 1.2
assert freqtrade.wallets._wallets['BNT'].used == 1.9
assert freqtrade.wallets._wallets['BNT'].total == 3.5
assert freqtrade.wallets._wallets['GAS'].free == 0.270739
assert freqtrade.wallets._wallets['GAS'].used == 0.1
assert freqtrade.wallets._wallets['GAS'].total == 0.260439
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assert freqtrade.wallets.get_free('GAS') == 0.270739
assert freqtrade.wallets.get_used('GAS') == 0.1
assert freqtrade.wallets.get_total('GAS') == 0.260439
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update_mock = mocker.patch('freqtrade.wallets.Wallets._update_live')
freqtrade.wallets.update(False)
assert update_mock.call_count == 0
freqtrade.wallets.update()
assert update_mock.call_count == 1
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assert freqtrade.wallets.get_free('NOCURRENCY') == 0
assert freqtrade.wallets.get_used('NOCURRENCY') == 0
assert freqtrade.wallets.get_total('NOCURRENCY') == 0
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def test_sync_wallet_missing_data(mocker, default_conf):
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default_conf['dry_run'] = False
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mocker.patch.multiple(
'freqtrade.exchange.Exchange',
get_balances=MagicMock(return_value={
"BNT": {
"free": 1.0,
"used": 2.0,
"total": 3.0
},
"GAS": {
"free": 0.260739,
"total": 0.260739
},
})
)
freqtrade = get_patched_freqtradebot(mocker, default_conf)
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assert len(freqtrade.wallets._wallets) == 2
assert freqtrade.wallets._wallets['BNT'].free == 1.0
assert freqtrade.wallets._wallets['BNT'].used == 2.0
assert freqtrade.wallets._wallets['BNT'].total == 3.0
assert freqtrade.wallets._wallets['GAS'].free == 0.260739
assert freqtrade.wallets._wallets['GAS'].used is None
assert freqtrade.wallets._wallets['GAS'].total == 0.260739
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assert freqtrade.wallets.get_free('GAS') == 0.260739
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def test_get_trade_stake_amount_no_stake_amount(default_conf, mocker) -> None:
patch_wallet(mocker, free=default_conf['stake_amount'] * 0.5)
freqtrade = get_patched_freqtradebot(mocker, default_conf)
with pytest.raises(DependencyException, match=r'.*stake amount.*'):
freqtrade.wallets.get_trade_stake_amount('ETH/BTC')
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@pytest.mark.parametrize("balance_ratio,result1,result2", [
(1, 50, 66.66666),
(0.99, 49.5, 66.0),
(0.50, 25, 33.3333),
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])
def test_get_trade_stake_amount_unlimited_amount(default_conf, ticker, balance_ratio, result1,
result2, limit_buy_order_open,
fee, mocker) -> None:
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mocker.patch.multiple(
'freqtrade.exchange.Exchange',
fetch_ticker=ticker,
buy=MagicMock(return_value=limit_buy_order_open),
get_fee=fee
)
conf = deepcopy(default_conf)
conf['stake_amount'] = UNLIMITED_STAKE_AMOUNT
conf['dry_run_wallet'] = 100
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conf['max_open_trades'] = 2
conf['tradable_balance_ratio'] = balance_ratio
freqtrade = get_patched_freqtradebot(mocker, conf)
# no open trades, order amount should be 'balance / max_open_trades'
result = freqtrade.wallets.get_trade_stake_amount('ETH/USDT')
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assert result == result1
# create one trade, order amount should be 'balance / (max_open_trades - num_open_trades)'
freqtrade.execute_buy('ETH/USDT', result)
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result = freqtrade.wallets.get_trade_stake_amount('LTC/USDT')
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assert result == result1
# create 2 trades, order amount should be None
freqtrade.execute_buy('LTC/BTC', result)
result = freqtrade.wallets.get_trade_stake_amount('XRP/USDT')
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assert result == 0
freqtrade.config['max_open_trades'] = 3
freqtrade.config['dry_run_wallet'] = 200
freqtrade.wallets.start_cap = 200
result = freqtrade.wallets.get_trade_stake_amount('XRP/USDT')
assert round(result, 4) == round(result2, 4)
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# set max_open_trades = None, so do not trade
freqtrade.config['max_open_trades'] = 0
result = freqtrade.wallets.get_trade_stake_amount('NEO/USDT')
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assert result == 0
@pytest.mark.parametrize('stake_amount,min_stake_amount,max_stake_amount,expected', [
(22, 11, 50, 22),
(100, 11, 500, 100),
(1000, 11, 500, 500), # Above max-stake
(20, 15, 10, 0), # Minimum stake > max-stake
(1, 11, 100, 11), # Below min stake
(1, 15, 10, 0), # Below min stake and min_stake > max_stake
])
def test__validate_stake_amount(mocker, default_conf,
stake_amount, min_stake_amount, max_stake_amount, expected):
freqtrade = get_patched_freqtradebot(mocker, default_conf)
mocker.patch("freqtrade.wallets.Wallets.get_available_stake_amount",
return_value=max_stake_amount)
res = freqtrade.wallets._validate_stake_amount('XRP/USDT', stake_amount, min_stake_amount)
assert res == expected