Add test to cover missing line

This commit is contained in:
Matthias 2019-08-29 13:13:41 +02:00
parent 05e473642b
commit 16d6914b15
2 changed files with 9 additions and 2 deletions

View File

@ -801,8 +801,8 @@ class Exchange:
# Fetch first elements using timebased method to get an ID to paginate on
# Depending on the Exchange, this can introduce a drift at the start of the interval
# of up to an hour.
# Binance returns the "last 1000" candles within a 1h time interval
# - so we will miss the first candles.
# e.g. Binance returns the "last 1000" candles within a 1h time interval
# - so we will miss the first trades.
t = await self._async_fetch_trades(pair, since=since)
from_id = t[-1]['id']
trades.extend(t[:-1])

View File

@ -1136,6 +1136,13 @@ async def test__async_get_candle_history(default_conf, mocker, caplog, exchange_
await exchange._async_get_candle_history(pair, "5m",
(arrow.utcnow().timestamp - 2000) * 1000)
with pytest.raises(OperationalException, match=r'Exchange.* does not support fetching '
r'historical candlestick data\..*'):
api_mock.fetch_ohlcv = MagicMock(side_effect=ccxt.NotSupported("Not supported"))
exchange = get_patched_exchange(mocker, default_conf, api_mock, id=exchange_name)
await exchange._async_get_candle_history(pair, "5m",
(arrow.utcnow().timestamp - 2000) * 1000)
@pytest.mark.asyncio
async def test__async_get_candle_history_empty(default_conf, mocker, caplog):