added tests for absolute url pagination

rest_framework/tests/pagination.py

@@ -4,7 +4,7 @@ from django.core.paginator import Paginator
 from django.test import TestCase
 from django.test.client import RequestFactory
 from django.utils import unittest
-from rest_framework import generics, status, pagination, filters
+from rest_framework import generics, status, pagination, filters, serializers
 from rest_framework.compat import django_filters
 from rest_framework.tests.models import BasicModel, FilterableItem
 
@@ -34,6 +34,23 @@ if django_filters:
         filter_backend = filters.DjangoFilterBackend
 
 
+class AbsoluteUrlsSerializer(serializers.ModelSerializer):
+    """
+    Serializer for testing absolute urls
+    """
+    class Meta:
+        use_absolute_urls = True
+
+
+class AbsoluteUrlsView(generics.ListAPIView):
+    """
+    View for testing absolute urls
+    """
+    model = BasicModel
+    paginate_by = 1
+
+
+
 class DefaultPageSizeKwargView(generics.ListAPIView):
     """
     View for testing default paginate_by_param usage
@@ -173,6 +190,46 @@ class UnitTestPagination(TestCase):
         self.assertEquals(serializer.data['results'], self.objects[20:])
 
 
+class TestPaginationWithAbsoluteUrls(TestCase):
+    """
+    Tests for using absolute urls
+    """
+
+    def setUp(self):
+        items = ['foo', 'bar', 'baz']
+        for item in items:
+            BasicModel(text=item).save()
+        self.objects = BasicModel.objects
+        self.data = [
+            {'id': obj.id, 'text': obj.text}
+            for obj in self.objects.all()
+        ]
+        self.view = AbsoluteUrlsView.as_view()
+
+    def test_paginated_root_view_urls(self):
+        """
+        Tests absolute/relative url switch
+        """
+        request = factory.get('/')
+        response = self.view(request).render()
+        self.assertEquals(response.data['count'], 3)
+        self.assertEquals(response.data['next'], 'http://testserver/?page=2')
+        self.assertEquals(response.data['previous'], None)
+        self.assertEquals(response.data['results'], self.data[0:1])
+        request = factory.get('/?page=2')
+        response = self.view(request).render()
+        self.assertEquals(response.data['count'], 3)
+        self.assertEquals(response.data['next'], 'http://testserver/?page=3')
+        self.assertEquals(response.data['previous'], 'http://testserver/?page=1')
+        self.assertEquals(response.data['results'], self.data[1:2])
+        request = factory.get('/?page=3')
+        response = self.view(request).render()
+        self.assertEquals(response.data['count'], 3)
+        self.assertEquals(response.data['next'], None)
+        self.assertEquals(response.data['previous'], 'http://testserver/?page=2')
+        self.assertEquals(response.data['results'], self.data[2:3])
+
+
 class TestUnpaginated(TestCase):
     """
     Tests for list views without pagination.