Ticket #12893: test12893.patch

tests/regressiontests/admin_changelist/tests.py

@@ -71 +71 @@
         self.failIf('<td>%s</td>' % editable_name_field == -1,
             'Failed to find "name" list_editable field in: %s' % table_output)
 
+    def test_pagination_queryset(self):
+        """
+        Regression tests for #12893: Pagination in admins changelist doesn't
+        use queryset set by modeladmin
+        """
+        parent = Parent.objects.create(name='anything')
+        for i in range(200):
+            Child.objects.create(name='name %s' % i, parent=parent)
+            Child.objects.create(name='filtered %s' % i, parent=parent)
+
+        request = MockRequest()
+        m = FilteredChildAdmin(Child, admin.site)
+        cl = ChangeList(request, Child, m.list_display, m.list_display_links,
+                m.list_filter, m.date_hierarchy, m.search_fields,
+                m.list_select_related, m.list_per_page, m.list_editable, m)
+
+        self.assertEqual(cl.query_set.count(), 200)
+        self.assertEqual(cl.paginator.count, 200)
+        self.assertEqual(cl.paginator.page_range, [1, 2])
+
+
 class ChildAdmin(admin.ModelAdmin):
     list_display = ['name', 'parent']
     def queryset(self, request):
         return super(ChildAdmin, self).queryset(request).select_related("parent__name")
 
+class FilteredChildAdmin(admin.ModelAdmin):
+    list_display = ['name', 'parent']
+    def queryset(self, request):
+        return super(FilteredChildAdmin, self).queryset(request).filter(
+            name__contains='filtered')
+
 class MockRequest(object):
     GET = {}