Make sure control group is created

mixcloud · Dec 17, 2012 · 5494246 · 5494246
1 parent a0b0a8d
commit 5494246
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/experiments/utils.py b/experiments/utils.py
@@ -49,7 +49,8 @@ def enroll(self, experiment_name, alternatives):
 
         experiment = experiment_manager.get(experiment_name, None)
         if experiment and experiment.is_displaying_alternatives():
-            for alternative in alternatives:
+            alternatives_including_control = alternatives + [CONTROL_GROUP]
+            for alternative in alternatives_including_control:
                 experiment.ensure_alternative_exists(alternative)
 
             assigned_alternative = self._get_enrollment(experiment)