def test_ticker(mocker, default_conf, tickers):
ticker_mock = MagicMock(return_value=tickers()['ETH/BTC'])
mocker.patch("freqtrade.exchange.Exchange.fetch_ticker", ticker_mock)
exchange = get_patched_exchange(mocker, default_conf)
dp = DataProvider(default_conf, exchange)
res = dp.ticker('ETH/BTC')
assert type(res) is dict
assert 'symbol' in res
assert res['symbol'] == 'ETH/BTC'
ticker_mock = MagicMock(side_effect=ExchangeError('Pair not found'))
mocker.patch("freqtrade.exchange.Exchange.fetch_ticker", ticker_mock)
exchange = get_patched_exchange(mocker, default_conf)
dp = DataProvider(default_conf, exchange)
res = dp.ticker('UNITTEST/BTC')
assert res == {}
def test_no_exchange_mode(default_conf):
dp = DataProvider(default_conf, None)
message = "Exchange is not available to DataProvider."
with pytest.raises(OperationalException, match=message):
dp.refresh([()])
with pytest.raises(OperationalException, match=message):
dp.ohlcv('XRP/USDT', '5m')
with pytest.raises(OperationalException, match=message):
dp.market('XRP/USDT')
with pytest.raises(OperationalException, match=message):
dp.ticker('XRP/USDT')
with pytest.raises(OperationalException, match=message):
dp.orderbook('XRP/USDT', 20)
with pytest.raises(OperationalException, match=message):
dp.available_pairs()
