diff --git a/tests/keyinput/test_basekeyparser.py b/tests/keyinput/test_basekeyparser.py
index 8206a8194..29d556ac5 100644
--- a/tests/keyinput/test_basekeyparser.py
+++ b/tests/keyinput/test_basekeyparser.py
@@ -69,6 +69,7 @@ class TestSplitCount:
     """
 
     TESTS = [
+        # (input_key, supports_count, expected)
         ('10', True, (10, '')),
         ('10foo', True, (10, 'foo')),
         ('-1foo', True, (None, '-1foo')),