From a1be6124f221d6e3bd294c376a76848ff3e6d197 Mon Sep 17 00:00:00 2001
From: Matthias <xmatthias@outlook.com>
Date: Thu, 7 Oct 2021 07:15:09 +0200
Subject: [PATCH] Don't set bid_last_balance if None in tests

part of #5681
---
 tests/exchange/test_exchange.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tests/exchange/test_exchange.py b/tests/exchange/test_exchange.py
index 8cb494edb..e3369182d 100644
--- a/tests/exchange/test_exchange.py
+++ b/tests/exchange/test_exchange.py
@@ -1899,7 +1899,8 @@ def test_get_sell_rate(default_conf, mocker, caplog, side, bid, ask,
     caplog.set_level(logging.DEBUG)
 
     default_conf['ask_strategy']['price_side'] = side
-    default_conf['ask_strategy']['bid_last_balance'] = last_ab
+    if last_ab is not None:
+        default_conf['ask_strategy']['bid_last_balance'] = last_ab
     mocker.patch('freqtrade.exchange.Exchange.fetch_ticker',
                  return_value={'ask': ask, 'bid': bid, 'last': last})
     pair = "ETH/BTC"