Fixed allowed types for group_sort

Author: ricellis

src/cloudant/_common_util.py

@@ -120,7 +120,7 @@
     'drilldown': list,
     'group_field': STRTYPE,
     'group_limit': (int, NONETYPE),
-    'group_sort': list,
+    'group_sort': (STRTYPE, list),
     'include_docs': bool,
     'limit': (int, NONETYPE),
     'query': (STRTYPE, int),

tests/unit/database_tests.py

@@ -1217,7 +1217,7 @@ def test_get_search_result_with_invalid_value_types(self):
             {'drilldown': 'blah'},              # Should be a list
             {'group_field': ['blah']},          # Should be a STRTYPE
             {'group_limit': 'int'},             # Should be an int
-            {'group_sort': 'blah'},             # Should be a list
+            {'group_sort': 3},                  # Should be a STRTYPE or list
             {'include_docs': 'blah'},           # Should be a boolean
             {'limit': 'blah'},                  # Should be an int
             {'ranges': 1},                      # Should be a dict