Fix type annotation for gssapi.creds.Credentials name property. Add test checks.

Signed-off-by: Aleksey Kondratov <drfobos91@mail.ru>

Author: DrFobos

gssapi/creds.py

@@ -82,9 +82,9 @@ def __new__(
                       super(Credentials, cls).__new__(cls, base_creds))
 
     @property
-    def name(self) -> rnames.Name:
+    def name(self) -> names.Name:
         """Get the name associated with these credentials"""
-        return t.cast(rnames.Name,
+        return t.cast(names.Name,
                       self.inquire(name=True, lifetime=False, usage=False,
                                    mechs=False).name)
 

gssapi/tests/test_high_level.py

@@ -224,6 +224,7 @@ def test_inquire(self, str_name, kwargs):
 
         if kwargs['name']:
             self.assertEqual(resp.name, self.name)
+            self.assertIsInstance(resp.name, gssnames.Name)
         else:
             self.assertIsNone(resp.name)
 
@@ -250,6 +251,7 @@ def test_inquire_by_mech(self, str_name, kwargs):
 
         if kwargs['name']:
             self.assertEqual(resp.name, self.name)
+            self.assertIsInstance(resp.name, gssnames.Name)
         else:
             self.assertIsNone(resp.name)