Explicitly raise ValueError if trades are empty

2020-05-21 07:12:23 +02:00
parent ff7bcb5aae
commit 1a984ac677
2 changed files with 7 additions and 0 deletions
--- a/tests/data/test_btanalysis.py
+++ b/tests/data/test_btanalysis.py
@@ -178,6 +178,10 @@ def test_create_cum_profit1(testdatadir):
    assert cum_profits.iloc[0]['cum_profits'] == 0
    assert cum_profits.iloc[-1]['cum_profits'] == 0.0798005

+    with pytest.raises(ValueError, match='Trade dataframe empty.'):
+        create_cum_profit(df.set_index('date'), bt_data[bt_data["pair"] == 'NOTAPAIR'],
+                          "cum_profits", timeframe="5m")
+

 def test_calculate_max_drawdown(testdatadir):
    filename = testdatadir / "backtest-result_test.json"