Add ticker_interval support in strategy class

freqtrade/tests/strategy/test_default_strategy.py

@@ -18,6 +18,7 @@ def test_default_strategy_class_name():
 def test_default_strategy_structure():
     assert hasattr(DefaultStrategy, 'minimal_roi')
     assert hasattr(DefaultStrategy, 'stoploss')
+    assert hasattr(DefaultStrategy, 'ticker_interval')
     assert hasattr(DefaultStrategy, 'populate_indicators')
     assert hasattr(DefaultStrategy, 'populate_buy_trend')
     assert hasattr(DefaultStrategy, 'populate_sell_trend')
@@ -30,6 +31,7 @@ def test_default_strategy(result):
 
     assert type(strategy.minimal_roi) is dict
     assert type(strategy.stoploss) is float
+    assert type(strategy.ticker_interval) is int
     indicators = strategy.populate_indicators(result)
     assert type(indicators) is DataFrame
     assert type(strategy.populate_buy_trend(indicators)) is DataFrame

freqtrade/tests/strategy/test_strategy.py

@@ -108,7 +108,23 @@ def test_strategy_override_stoploss(caplog):
     assert strategy.stoploss == -0.5
     assert ('freqtrade.strategy.strategy',
             logging.INFO,
-            'Override strategy \'stoploss\' with value in config file.'
+            'Override strategy \'stoploss\' with value in config file: -0.5.'
+            ) in caplog.record_tuples
+
+
+def test_strategy_override_ticker_interval(caplog):
+    config = {
+        'strategy': 'default_strategy',
+        'ticker_interval': 60
+    }
+    strategy = Strategy()
+    strategy.init(config)
+
+    assert hasattr(strategy.custom_strategy, 'ticker_interval')
+    assert strategy.ticker_interval == 60
+    assert ('freqtrade.strategy.strategy',
+            logging.INFO,
+            'Override strategy \'ticker_interval\' with value in config file: 60.'
             ) in caplog.record_tuples