Fix unicode as object type (#222)

* Fix unicode as object type

* Changelog

Author: lmazuel

README.rst

@@ -26,6 +26,7 @@ Release History
 **Bugfixes**
 
 - Fix serialization of random Model object  #220
+- Fix serialization of unicode string in Py2 and object mode #221
 
 
 2020-07-27 Version 0.6.18

msrest/serialization.py

@@ -951,6 +951,8 @@ def serialize_object(self, attr, **kwargs):
             return self.serialize_basic(attr, self.basic_types[obj_type], **kwargs)
         if obj_type is _long_type:
             return self.serialize_long(attr)
+        if obj_type is unicode_str:
+            return self.serialize_unicode(attr)
 
         # If it's a model or I know this dependency, serialize as a Model
         elif obj_type in self.dependencies.values() or isinstance(attr, Model):

tests/test_serialization.py

@@ -1366,6 +1366,8 @@ def test_long_as_type_object(self):
         except NameError:
             long_type = int
 
+        s = Serializer()
+        assert s.serialize_data(long_type(1), 'object') == long_type(1)
 
         class TestModel(Model):
             _attribute_map = {'data': {'key': 'data', 'type': 'object'}}
@@ -1376,6 +1378,23 @@ class TestModel(Model):
             'data': {'id': long_type(1)}
         }
 
+    def test_unicode_as_type_object(self):
+        """Test irrelevant on Python 3. But still doing it to test regresssion.
+            https://github.com/Azure/msrest-for-python/issue/221
+        """
+
+        s = Serializer()
+        assert s.serialize_data(u"\ua015", 'object') == u"\ua015"
+
+        class TestModel(Model):
+            _attribute_map = {'data': {'key': 'data', 'type': 'object'}}
+
+        m = TestModel(data = {'id': u"\ua015"})
+        serialized = m.serialize()
+        assert serialized == {
+            'data': {'id': u"\ua015"}
+        }
+
     def test_json_with_xml_map(self):
         basic_json = {'age': 37, 'country': 'france'}