stable/tests/rpc/test_fiat_convert.py

200 lines
7.0 KiB
Python

# pragma pylint: disable=missing-docstring, too-many-arguments, too-many-ancestors,
# pragma pylint: disable=protected-access, C0103
import datetime
from unittest.mock import MagicMock
import pytest
from requests.exceptions import RequestException
from freqtrade.rpc.fiat_convert import CryptoToFiatConverter
from tests.conftest import log_has, log_has_re
def test_fiat_convert_is_supported(mocker):
fiat_convert = CryptoToFiatConverter()
assert fiat_convert._is_supported_fiat(fiat='USD') is True
assert fiat_convert._is_supported_fiat(fiat='usd') is True
assert fiat_convert._is_supported_fiat(fiat='abc') is False
assert fiat_convert._is_supported_fiat(fiat='ABC') is False
def test_fiat_convert_find_price(mocker):
fiat_convert = CryptoToFiatConverter()
fiat_convert._coinlistings = {}
fiat_convert._backoff = 0
mocker.patch('freqtrade.rpc.fiat_convert.CryptoToFiatConverter._load_cryptomap',
return_value=None)
assert fiat_convert.get_price(crypto_symbol='BTC', fiat_symbol='EUR') == 0.0
with pytest.raises(ValueError, match=r'The fiat ABC is not supported.'):
fiat_convert._find_price(crypto_symbol='BTC', fiat_symbol='ABC')
assert fiat_convert.get_price(crypto_symbol='XRP', fiat_symbol='USD') == 0.0
mocker.patch('freqtrade.rpc.fiat_convert.CryptoToFiatConverter._find_price',
return_value=12345.0)
assert fiat_convert.get_price(crypto_symbol='BTC', fiat_symbol='USD') == 12345.0
assert fiat_convert.get_price(crypto_symbol='btc', fiat_symbol='usd') == 12345.0
mocker.patch('freqtrade.rpc.fiat_convert.CryptoToFiatConverter._find_price',
return_value=13000.2)
assert fiat_convert.get_price(crypto_symbol='BTC', fiat_symbol='EUR') == 13000.2
def test_fiat_convert_unsupported_crypto(mocker, caplog):
mocker.patch('freqtrade.rpc.fiat_convert.CryptoToFiatConverter._coinlistings', return_value=[])
fiat_convert = CryptoToFiatConverter()
assert fiat_convert._find_price(crypto_symbol='CRYPTO_123', fiat_symbol='EUR') == 0.0
assert log_has('unsupported crypto-symbol CRYPTO_123 - returning 0.0', caplog)
def test_fiat_convert_get_price(mocker):
find_price = mocker.patch('freqtrade.rpc.fiat_convert.CryptoToFiatConverter._find_price',
return_value=28000.0)
fiat_convert = CryptoToFiatConverter()
with pytest.raises(ValueError, match=r'The fiat us dollar is not supported.'):
fiat_convert.get_price(crypto_symbol='btc', fiat_symbol='US Dollar')
# Check the value return by the method
pair_len = len(fiat_convert._pair_price)
assert pair_len == 0
assert fiat_convert.get_price(crypto_symbol='btc', fiat_symbol='usd') == 28000.0
assert fiat_convert._pair_price['btc/usd'] == 28000.0
assert len(fiat_convert._pair_price) == 1
assert find_price.call_count == 1
# Verify the cached is used
fiat_convert._pair_price['btc/usd'] = 9867.543
assert fiat_convert.get_price(crypto_symbol='btc', fiat_symbol='usd') == 9867.543
assert find_price.call_count == 1
def test_fiat_convert_same_currencies(mocker):
fiat_convert = CryptoToFiatConverter()
assert fiat_convert.get_price(crypto_symbol='USD', fiat_symbol='USD') == 1.0
def test_fiat_convert_two_FIAT(mocker):
fiat_convert = CryptoToFiatConverter()
assert fiat_convert.get_price(crypto_symbol='USD', fiat_symbol='EUR') == 0.0
def test_loadcryptomap(mocker):
fiat_convert = CryptoToFiatConverter()
assert len(fiat_convert._coinlistings) == 2
assert fiat_convert._get_gekko_id("btc") == "bitcoin"
def test_fiat_init_network_exception(mocker):
# Because CryptoToFiatConverter is a Singleton we reset the listings
listmock = MagicMock(side_effect=RequestException)
mocker.patch.multiple(
'freqtrade.rpc.fiat_convert.CoinGeckoAPI',
get_coins_list=listmock,
)
# with pytest.raises(RequestEsxception):
fiat_convert = CryptoToFiatConverter()
fiat_convert._coinlistings = {}
fiat_convert._load_cryptomap()
assert len(fiat_convert._coinlistings) == 0
def test_fiat_convert_without_network(mocker):
# Because CryptoToFiatConverter is a Singleton we reset the value of _coingekko
fiat_convert = CryptoToFiatConverter()
cmc_temp = CryptoToFiatConverter._coingekko
CryptoToFiatConverter._coingekko = None
assert fiat_convert._coingekko is None
assert fiat_convert._find_price(crypto_symbol='btc', fiat_symbol='usd') == 0.0
CryptoToFiatConverter._coingekko = cmc_temp
def test_fiat_too_many_requests_response(mocker, caplog):
# Because CryptoToFiatConverter is a Singleton we reset the listings
req_exception = "429 Too Many Requests"
listmock = MagicMock(return_value="{}", side_effect=RequestException(req_exception))
mocker.patch.multiple(
'freqtrade.rpc.fiat_convert.CoinGeckoAPI',
get_coins_list=listmock,
)
# with pytest.raises(RequestEsxception):
fiat_convert = CryptoToFiatConverter()
fiat_convert._coinlistings = {}
fiat_convert._load_cryptomap()
assert len(fiat_convert._coinlistings) == 0
assert fiat_convert._backoff > datetime.datetime.now().timestamp()
assert log_has(
'Too many requests for Coingecko API, backing off and trying again later.',
caplog
)
def test_fiat_multiple_coins(mocker, caplog):
fiat_convert = CryptoToFiatConverter()
fiat_convert._coinlistings = [
{'id': 'helium', 'symbol': 'hnt', 'name': 'Helium'},
{'id': 'hymnode', 'symbol': 'hnt', 'name': 'Hymnode'},
{'id': 'bitcoin', 'symbol': 'btc', 'name': 'Bitcoin'},
]
assert fiat_convert._get_gekko_id('btc') == 'bitcoin'
assert fiat_convert._get_gekko_id('hnt') is None
assert log_has('Found multiple mappings in goingekko for hnt.', caplog)
def test_fiat_invalid_response(mocker, caplog):
# Because CryptoToFiatConverter is a Singleton we reset the listings
listmock = MagicMock(return_value=None)
mocker.patch.multiple(
'freqtrade.rpc.fiat_convert.CoinGeckoAPI',
get_coins_list=listmock,
)
# with pytest.raises(RequestEsxception):
fiat_convert = CryptoToFiatConverter()
fiat_convert._coinlistings = []
fiat_convert._load_cryptomap()
assert len(fiat_convert._coinlistings) == 0
assert log_has_re('Could not load FIAT Cryptocurrency map for the following problem: .*',
caplog)
def test_convert_amount(mocker):
mocker.patch('freqtrade.rpc.fiat_convert.CryptoToFiatConverter.get_price', return_value=12345.0)
fiat_convert = CryptoToFiatConverter()
result = fiat_convert.convert_amount(
crypto_amount=1.23,
crypto_symbol="BTC",
fiat_symbol="USD"
)
assert result == 15184.35
result = fiat_convert.convert_amount(
crypto_amount=1.23,
crypto_symbol="BTC",
fiat_symbol="BTC"
)
assert result == 1.23
result = fiat_convert.convert_amount(
crypto_amount="1.23",
crypto_symbol="BTC",
fiat_symbol="BTC"
)
assert result == 1.23