Move additional props check to separate method

Author: p1c2u

openapi_core/schema/schemas/models.py

@@ -161,6 +161,13 @@ def get_cast_mapping(self, custom_formatters=None, strict=True):
 
         return defaultdict(lambda: lambda x: x, mapping)
 
+    def are_additional_properties_allowed(self, one_of_schema=None):
+        return (
+            (self.additional_properties is not False) and
+            (one_of_schema is None or
+                one_of_schema.additional_properties is not False)
+        )
+
     def cast(self, value, custom_formatters=None, strict=True):
         """Cast value to schema type"""
         if value is None:
@@ -311,12 +318,9 @@ def _unmarshal_properties(self, value, one_of_schema=None,
 
         value_props_names = value.keys()
         extra_props = set(value_props_names) - set(all_props_names)
-        no_more_properties_allowed = (
-                (self.additional_properties is False) or
-                (one_of_schema is not None and
-                 one_of_schema.additional_properties is False)
-        )
-        if extra_props and no_more_properties_allowed:
+        extra_props_allowed = self.are_additional_properties_allowed(
+            one_of_schema)
+        if extra_props and not extra_props_allowed:
             raise UndefinedSchemaProperty(extra_props)
 
         properties = {}
@@ -548,12 +552,9 @@ def _validate_properties(self, value, one_of_schema=None,
 
         value_props_names = value.keys()
         extra_props = set(value_props_names) - set(all_props_names)
-        no_more_properties_allowed = (
-                (self.additional_properties is False) or
-                (one_of_schema is not None and
-                 one_of_schema.additional_properties is False)
-        )
-        if extra_props and no_more_properties_allowed:
+        extra_props_allowed = self.are_additional_properties_allowed(
+            one_of_schema)
+        if extra_props and not extra_props_allowed:
             raise UndefinedSchemaProperty(extra_props)
 
         if self.additional_properties is not True:

tests/unit/schema/test_schemas.py

@@ -713,31 +713,31 @@ def test_object_no_one_of(self, value):
 
     @pytest.mark.parametrize('value', [
         Model({
-            u'foo': u'FOO',
+            'foo': u("FOO"),
         }),
         Model({
-            u'foo': u'FOO',
-            u'bar': u'BAR',
+            'foo': u("FOO"),
+            'bar': u("BAR"),
         }),
     ])
     def test_unambiguous_one_of(self, value):
         one_of = [
             Schema(
                 'object',
                 properties={
-                    u'foo': Schema('string'),
+                    'foo': Schema('string'),
                 },
                 additional_properties=False,
-                required=[u'foo'],
+                required=['foo'],
             ),
             Schema(
                 'object',
                 properties={
-                    u'foo': Schema('string'),
-                    u'bar': Schema('string'),
+                    'foo': Schema('string'),
+                    'bar': Schema('string'),
                 },
                 additional_properties=False,
-                required=[u'foo', u'bar'],
+                required=['foo', 'bar'],
             ),
         ]
         schema = Schema('object', one_of=one_of)