test: update tests for new okx limits

Author: xmatthias

tests/exchange/test_exchange.py

@@ -2176,10 +2176,7 @@ async def mock_candle_hist(pair, timeframe, candle_type, since_ms):
     since = date_minus_candles("5m", candle_limit)
     ret = exchange.get_historic_ohlcv(pair, "5m", dt_ts(since), candle_type=candle_type)
 
-    if exchange_name == "okx" and candle_type == "mark":
-        expected = 4
-    else:
-        expected = 2
+    expected = 2
     assert exchange._async_get_candle_history.call_count == expected
     # Returns twice the above OHLCV data after truncating the open candle.
     assert len(ret) == expected

tests/exchange/test_okx.py

@@ -20,7 +20,7 @@ def test_okx_ohlcv_candle_limit(default_conf, mocker):
     for timeframe in timeframes:
         assert exchange.ohlcv_candle_limit(timeframe, CandleType.SPOT) == 300
         assert exchange.ohlcv_candle_limit(timeframe, CandleType.FUTURES) == 300
-        assert exchange.ohlcv_candle_limit(timeframe, CandleType.MARK) == 300
+        assert exchange.ohlcv_candle_limit(timeframe, CandleType.MARK) == 100
         assert exchange.ohlcv_candle_limit(timeframe, CandleType.FUNDING_RATE) == 100
 
         assert exchange.ohlcv_candle_limit(timeframe, CandleType.SPOT, start_time) == 300
@@ -36,7 +36,7 @@ def test_okx_ohlcv_candle_limit(default_conf, mocker):
 
         assert exchange.ohlcv_candle_limit(timeframe, CandleType.SPOT, one_call) == 300
         assert exchange.ohlcv_candle_limit(timeframe, CandleType.FUTURES, one_call) == 300
-        assert exchange.ohlcv_candle_limit(timeframe, CandleType.MARK, one_call) == 300
+        assert exchange.ohlcv_candle_limit(timeframe, CandleType.MARK, one_call) == 100
 
         one_call = int(
             (