Remove User interaction from tests

Author: leportella

nativeauthenticator/tests/test_authenticator.py

@@ -42,9 +42,7 @@ async def test_create_user(is_admin, open_signup, expected_authorization,
 
     auth.get_or_create_user('johnsnow', 'password')
     user_info = UserInfo.find(app.db, 'johnsnow')
-    user = User.find(app.db, 'johnsnow')
     assert user_info.username == 'johnsnow'
-    assert user.name == 'johnsnow'
     assert user_info.is_authorized == expected_authorization
 
 
@@ -163,7 +161,7 @@ async def test_delete_user(tmpcwd, app):
     auth = NativeAuthenticator(db=app.db)
     auth.get_or_create_user('johnsnow', 'password')
 
-    user = User.find(app.db, 'johnsnow')
+    user = type('User', (), {'name': 'johnsnow'})
     auth.delete_user(user)
 
     user_info = UserInfo.find(app.db, 'johnsnow')