add oauth

tests/test_models.py

@@ -0,0 +1,14 @@
+from bumper import OAuth
+
+
+def test_oauth():
+    userId = "test"
+    o_auth = OAuth.create_new(userId)
+    assert o_auth is not None
+    assert o_auth.userId == userId
+    assert o_auth.access_token is not None
+    assert o_auth.expire_at is not None
+    assert o_auth.refresh_token is not None
+
+    data = o_auth.toResponse()
+    assert data is not None