Added backtesting methods back in

tests/exchange/test_binance.py

@@ -342,6 +342,14 @@ def test__set_leverage_binance(mocker, default_conf):
     )
 
 
+def test_get_funding_rate():
+    return
+
+
+def test__get_funding_fee():
+    return
+
+
 @pytest.mark.asyncio
 async def test__async_get_historic_ohlcv_binance(default_conf, mocker, caplog):
     ohlcv = [

tests/exchange/test_exchange.py

@@ -3240,3 +3240,15 @@ def test_validate_trading_mode_and_collateral(
             exchange.validate_trading_mode_and_collateral(trading_mode, collateral)
     else:
         exchange.validate_trading_mode_and_collateral(trading_mode, collateral)
+
+
+def test_get_mark_price():
+    return
+
+
+def test_get_funding_fee_dates():
+    return
+
+
+def test_calculate_funding_fees():
+    return

tests/exchange/test_ftx.py

@@ -1,3 +1,4 @@
+from datetime import datetime, timedelta
 from random import randint
 from unittest.mock import MagicMock
 
@@ -267,3 +268,18 @@ def test_fill_leverage_brackets_ftx(default_conf, mocker):
     exchange = get_patched_exchange(mocker, default_conf, id="ftx")
     exchange.fill_leverage_brackets()
     assert exchange._leverage_brackets == {}
+
+
+@pytest.mark.parametrize("pair,when", [
+    ('XRP/USDT', datetime.utcnow()),
+    ('ADA/BTC', datetime.utcnow()),
+    ('XRP/USDT', datetime.utcnow() - timedelta(hours=30)),
+])
+def test__get_funding_rate(default_conf, mocker, pair, when):
+    api_mock = MagicMock()
+    exchange = get_patched_exchange(mocker, default_conf, api_mock, id="ftx")
+    assert exchange._get_funding_rate(pair, when) is None
+
+
+def test__get_funding_fee():
+    return