287 lines
		
	
	
		
			9.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			287 lines
		
	
	
		
			9.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| # pragma pylint: disable=missing-docstring,C0103
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| from unittest.mock import MagicMock
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| from requests.exceptions import RequestException
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| from random import randint
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| import logging
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| import pytest
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| 
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| from freqtrade import OperationalException
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| from freqtrade.exchange import init, validate_pairs, buy, sell, get_balance, get_balances, \
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|     get_ticker, get_ticker_history, cancel_order, get_name, get_fee
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| import freqtrade.exchange as exchange
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| 
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| API_INIT = False
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| 
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| 
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| def maybe_init_api(conf, mocker):
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|     global API_INIT
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|     if not API_INIT:
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|         mocker.patch('freqtrade.exchange.validate_pairs',
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|                      side_effect=lambda s: True)
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|         init(config=conf)
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|         API_INIT = True
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| 
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| 
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| def test_init(default_conf, mocker, caplog):
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|     maybe_init_api(default_conf, mocker)
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|     assert ('freqtrade.exchange',
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|             logging.INFO,
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|             'Instance is running with dry_run enabled'
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|             ) in caplog.record_tuples
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| 
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| 
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| def test_init_exception(default_conf, mocker):
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|     default_conf['exchange']['name'] = 'wrong_exchange_name'
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| 
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|     with pytest.raises(
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|             OperationalException,
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|             match='Exchange {} is not supported'.format(default_conf['exchange']['name'])):
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|         init(config=default_conf)
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| 
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| 
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| def test_validate_pairs(default_conf, mocker):
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|     api_mock = MagicMock()
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|     api_mock.get_markets = MagicMock(return_value=[
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|         'BTC_ETH', 'BTC_TKN', 'BTC_TRST', 'BTC_SWT', 'BTC_BCC',
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|     ])
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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|     validate_pairs(default_conf['exchange']['pair_whitelist'])
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| 
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| 
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| def test_validate_pairs_not_available(default_conf, mocker):
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|     api_mock = MagicMock()
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|     api_mock.get_markets = MagicMock(return_value=[])
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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|     with pytest.raises(OperationalException, match=r'not available'):
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|         validate_pairs(default_conf['exchange']['pair_whitelist'])
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| 
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| 
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| def test_validate_pairs_not_compatible(default_conf, mocker):
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|     api_mock = MagicMock()
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|     api_mock.get_markets = MagicMock(
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|         return_value=['BTC_ETH', 'BTC_TKN', 'BTC_TRST', 'BTC_SWT'])
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|     default_conf['stake_currency'] = 'ETH'
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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|     with pytest.raises(OperationalException, match=r'not compatible'):
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|         validate_pairs(default_conf['exchange']['pair_whitelist'])
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| 
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| 
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| def test_validate_pairs_exception(default_conf, mocker, caplog):
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|     api_mock = MagicMock()
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|     api_mock.get_markets = MagicMock(side_effect=RequestException())
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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| 
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|     # with pytest.raises(RequestException, match=r'Unable to validate pairs'):
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|     validate_pairs(default_conf['exchange']['pair_whitelist'])
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|     assert ('freqtrade.exchange',
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|             logging.WARNING,
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|             'Unable to validate pairs (assuming they are correct). Reason: '
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|             ) in caplog.record_tuples
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| 
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| 
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| def test_buy_dry_run(default_conf, mocker):
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|     default_conf['dry_run'] = True
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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| 
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|     assert 'dry_run_buy_' in buy(pair='BTC_ETH', rate=200, amount=1)
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| 
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| 
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| def test_buy_prod(default_conf, mocker):
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|     api_mock = MagicMock()
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|     api_mock.buy = MagicMock(
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|         return_value='dry_run_buy_{}'.format(randint(0, 10**6)))
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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| 
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|     default_conf['dry_run'] = False
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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| 
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|     assert 'dry_run_buy_' in buy(pair='BTC_ETH', rate=200, amount=1)
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| 
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| 
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| def test_sell_dry_run(default_conf, mocker):
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|     default_conf['dry_run'] = True
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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| 
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|     assert 'dry_run_sell_' in sell(pair='BTC_ETH', rate=200, amount=1)
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| 
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| 
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| def test_sell_prod(default_conf, mocker):
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|     api_mock = MagicMock()
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|     api_mock.sell = MagicMock(
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|         return_value='dry_run_sell_{}'.format(randint(0, 10**6)))
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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| 
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|     default_conf['dry_run'] = False
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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| 
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|     assert 'dry_run_sell_' in sell(pair='BTC_ETH', rate=200, amount=1)
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| 
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| 
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| def test_get_balance_dry_run(default_conf, mocker):
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|     default_conf['dry_run'] = True
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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| 
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|     assert get_balance(currency='BTC') == 999.9
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| 
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| 
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| def test_get_balance_prod(default_conf, mocker):
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|     api_mock = MagicMock()
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|     api_mock.get_balance = MagicMock(return_value=123.4)
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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| 
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|     default_conf['dry_run'] = False
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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| 
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|     assert get_balance(currency='BTC') == 123.4
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| 
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| 
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| def test_get_balances_dry_run(default_conf, mocker):
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|     default_conf['dry_run'] = True
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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| 
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|     assert get_balances() == []
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| 
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| 
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| def test_get_balances_prod(default_conf, mocker):
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|     balance_item = {
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|         'Currency': '1ST',
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|         'Balance': 10.0,
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|         'Available': 10.0,
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|         'Pending': 0.0,
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|         'CryptoAddress': None
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|     }
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| 
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|     api_mock = MagicMock()
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|     api_mock.get_balances = MagicMock(
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|         return_value=[balance_item, balance_item, balance_item])
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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| 
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|     default_conf['dry_run'] = False
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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| 
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|     assert len(get_balances()) == 3
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|     assert get_balances()[0]['Currency'] == '1ST'
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|     assert get_balances()[0]['Balance'] == 10.0
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|     assert get_balances()[0]['Available'] == 10.0
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|     assert get_balances()[0]['Pending'] == 0.0
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| 
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| 
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| # This test is somewhat redundant with
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| # test_exchange_bittrex.py::test_exchange_bittrex_get_ticker
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| def test_get_ticker(default_conf, mocker, ticker):
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|     maybe_init_api(default_conf, mocker)
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|     api_mock = MagicMock()
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|     tick = {"success": True, 'result': {'Bid': 0.00001098, 'Ask': 0.00001099, 'Last': 0.0001}}
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|     api_mock.get_ticker = MagicMock(return_value=tick)
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|     mocker.patch('freqtrade.exchange.bittrex._API', api_mock)
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| 
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|     # retrieve original ticker
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|     ticker = get_ticker(pair='BTC_ETH')
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|     assert ticker['bid'] == 0.00001098
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|     assert ticker['ask'] == 0.00001099
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| 
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|     # change the ticker
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|     tick = {"success": True, 'result': {"Bid": 0.5, "Ask": 1, "Last": 42}}
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|     api_mock.get_ticker = MagicMock(return_value=tick)
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|     mocker.patch('freqtrade.exchange.bittrex._API', api_mock)
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| 
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|     # if not caching the result we should get the same ticker
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|     # if not fetching a new result we should get the cached ticker
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|     ticker = get_ticker(pair='BTC_ETH', refresh=False)
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|     assert ticker['bid'] == 0.00001098
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|     assert ticker['ask'] == 0.00001099
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| 
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|     # force ticker refresh
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|     ticker = get_ticker(pair='BTC_ETH', refresh=True)
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|     assert ticker['bid'] == 0.5
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|     assert ticker['ask'] == 1
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| 
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| 
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| def test_get_ticker_history(default_conf, mocker, ticker):
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|     api_mock = MagicMock()
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|     tick = 123
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|     api_mock.get_ticker_history = MagicMock(return_value=tick)
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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| 
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|     # retrieve original ticker
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|     ticks = get_ticker_history('BTC_ETH', int(default_conf['ticker_interval']))
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|     assert ticks == 123
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| 
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|     # change the ticker
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|     tick = 999
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|     api_mock.get_ticker_history = MagicMock(return_value=tick)
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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| 
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|     # ensure caching will still return the original ticker
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|     ticks = get_ticker_history('BTC_ETH', int(default_conf['ticker_interval']))
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|     assert ticks == 123
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| 
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| 
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| def test_cancel_order_dry_run(default_conf, mocker):
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|     default_conf['dry_run'] = True
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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| 
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|     assert cancel_order(order_id='123') is None
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| 
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| 
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| # Ensure that if not dry_run, we should call API
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| def test_cancel_order(default_conf, mocker):
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|     default_conf['dry_run'] = False
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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|     api_mock = MagicMock()
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|     api_mock.cancel_order = MagicMock(return_value=123)
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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|     assert cancel_order(order_id='_') == 123
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| 
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| 
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| def test_get_order(default_conf, mocker):
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|     default_conf['dry_run'] = True
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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|     order = MagicMock()
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|     order.myid = 123
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|     exchange._DRY_RUN_OPEN_ORDERS['X'] = order
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|     print(exchange.get_order('X'))
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|     assert exchange.get_order('X').myid == 123
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| 
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|     default_conf['dry_run'] = False
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|     mocker.patch.dict('freqtrade.exchange._CONF', default_conf)
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|     api_mock = MagicMock()
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|     api_mock.get_order = MagicMock(return_value=456)
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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|     assert 456 == exchange.get_order('X')
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| 
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| 
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| def test_get_name(default_conf, mocker):
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|     mocker.patch('freqtrade.exchange.validate_pairs',
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|                  side_effect=lambda s: True)
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|     default_conf['exchange']['name'] = 'bittrex'
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|     init(default_conf)
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| 
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|     assert get_name() == 'Bittrex'
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| 
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| 
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| def test_get_fee(default_conf, mocker):
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|     mocker.patch('freqtrade.exchange.validate_pairs',
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|                  side_effect=lambda s: True)
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|     init(default_conf)
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| 
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|     assert get_fee() == 0.0025
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| 
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| 
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| def test_exchange_misc(default_conf, mocker):
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|     api_mock = MagicMock()
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|     mocker.patch('freqtrade.exchange._API', api_mock)
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|     exchange.get_markets()
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|     assert 1 == api_mock.get_markets.call_count
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|     exchange.get_market_summaries()
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|     assert 1 == api_mock.get_market_summaries.call_count
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|     api_mock.name = 123
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|     assert 123 == exchange.get_name()
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|     api_mock.fee = 456
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|     assert 456 == exchange.get_fee()
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|     exchange.get_wallet_health()
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|     assert 1 == api_mock.get_wallet_health.call_count
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