0
0
mirror of https://github.com/django/django.git synced 2024-11-25 16:09:27 +01:00
django/tests/model_fields/test_genericipaddressfield.py

36 lines
1.2 KiB
Python
Raw Normal View History

from django.core.exceptions import ValidationError
from django.db import models
from django.test import TestCase
from .models import GenericIPAddress
class GenericIPAddressFieldTests(TestCase):
def test_genericipaddressfield_formfield_protocol(self):
"""
GenericIPAddressField with a specified protocol does not generate a
formfield without a protocol.
"""
model_field = models.GenericIPAddressField(protocol='IPv4')
form_field = model_field.formfield()
with self.assertRaises(ValidationError):
form_field.clean('::1')
model_field = models.GenericIPAddressField(protocol='IPv6')
form_field = model_field.formfield()
with self.assertRaises(ValidationError):
form_field.clean('127.0.0.1')
def test_null_value(self):
"""
Null values should be resolved to None.
"""
GenericIPAddress.objects.create()
o = GenericIPAddress.objects.get()
self.assertIsNone(o.ip)
def test_save_load(self):
instance = GenericIPAddress.objects.create(ip='::1')
loaded = GenericIPAddress.objects.get()
self.assertEqual(loaded.ip, instance.ip)