class DjangoSerializerTest(TestCase):
    def setUp(self):
        self.serializer = DjangoSerializer()

    def test_paginator_serializer(self):
        serialized = {
            "current": page.number,
            "list": [{'key': 1, 'value': 1}, {'key': 2, 'value': 2}, None], # previous, current, next (if we have)
            "num_pages": page.paginator.num_pages
        }

        simple = self.serializer.flatten(page)

        self.assertEqual(simple, serialized)
 def setUp(self):
     self.serializer = DjangoSerializer()