def test_trusted_proxies_setter_invalid(self):
config = Configuration()
with self.assertRaises(ConfigurationError):
config.trusted_proxies = 'invalid'
def test_trusted_proxies_setter_valid(self):
config = Configuration()
config.trusted_proxies = ['2.2.2.2']
self.assertEqual(config.trusted_proxies, ['2.2.2.2'])