Tested overriding properties when inheriting from BaseStorage

tests/wizard/test_basestorage.py

@@ -0,0 +1,20 @@
+from django.test import TestCase
+
+from formtools.wizard.storage.base import BaseStorage
+
+
+class TestBaseStorage(TestCase):
+
+    def test_subclass_can_override_get_current_step(self):
+        class MyStorage(BaseStorage):
+            def _get_current_step(self):
+                return 'foo'
+
+        self.assertEqual(MyStorage('/').current_step, 'foo')
+
+    def test_subclass_can_override_get_extra_data(self):
+        class MyStorage(BaseStorage):
+            def _get_extra_data(self):
+                return 'foo'
+
+        self.assertEqual(MyStorage('/').extra_data, 'foo')