diff --git a/tests/regressiontests/forms/widgets.py b/tests/regressiontests/forms/widgets.py
index 3ebf0b5a2f..2734efc274 100644
--- a/tests/regressiontests/forms/widgets.py
+++ b/tests/regressiontests/forms/widgets.py
@@ -963,15 +963,19 @@ u' <
u' '
>>> w = MyMultiWidget(widgets=(TextInput(), TextInput()))
+
# test with no initial data
>>> w._has_changed(None, [u'john', u'lennon'])
True
+
# test when the data is the same as initial
>>> w._has_changed(u'john__lennon', [u'john', u'lennon'])
False
+
# test when the first widget's data has changed
>>> w._has_changed(u'john__lennon', [u'alfred', u'lennon'])
True
+
# test when the last widget's data has changed. this ensures that it is not
# short circuiting while testing the widgets.
>>> w._has_changed(u'john__lennon', [u'john', u'denver'])