phase in configuration - move address to base

uncloud_net/tests.py

@@ -3,13 +3,20 @@ from rest_framework.test import APIRequestFactory, force_authenticate
 
 from rest_framework.reverse import reverse
 from django.contrib.auth import get_user_model
-from django.core.exceptions import ValidationError
+from django.core.exceptions import ValidationError, FieldError
 
 from .views import *
 from .models import *
 
 from uncloud_pay.models import BillingAddress, Order
 
+
+class UncloudNetworkTests(TestCase):
+    def test_invalid_IPv4_network(self):
+        with self.assertRaises(FieldError):
+            UncloudNetwork.objects.create(network_address="192.168.1.0",
+                                          network_mask=33)
+
 class VPNTests(TestCase):
     def setUp(self):
         self.user = get_user_model().objects.create_user('django-test-user', 'noreply@ungleich.ch')