diff --git a/rest_framework/tests/models.py b/rest_framework/tests/models.py
index 32a726c0b..ae664fc81 100644
--- a/rest_framework/tests/models.py
+++ b/rest_framework/tests/models.py
@@ -168,3 +168,30 @@ class NullableOneToOneSource(RESTFrameworkModel):
 class BasicModelSerializer(serializers.ModelSerializer):
     class Meta:
         model = BasicModel
+
+
+# Models to test the serializers
+class AMOAFModel(RESTFrameworkModel):
+    char_field = models.CharField(max_length=1024, blank=True)
+    comma_separated_integer_field = models.CommaSeparatedIntegerField(max_length=1024, blank=True)
+    decimal_field = models.DecimalField(max_digits=64, decimal_places=32, blank=True)
+    email_field = models.EmailField(max_length=1024, blank=True)
+    file_field = models.FileField(max_length=1024, blank=True)
+    image_field = models.ImageField(max_length=1024, blank=True)
+    slug_field = models.SlugField(max_length=1024, blank=True)
+    url_field = models.URLField(max_length=1024, blank=True)
+
+class DVOAFModel(RESTFrameworkModel):
+    positive_integer_field = models.PositiveIntegerField(blank=True)
+    positive_small_integer_field = models.PositiveSmallIntegerField(blank=True)
+    email_field = models.EmailField(blank=True)
+    file_field = models.FileField(blank=True)
+    image_field = models.ImageField(blank=True)
+    slug_field = models.SlugField(blank=True)
+    url_field = models.URLField(blank=True)
+
+# Models to test filters
+class FilterableItem(models.Model):
+    text = models.CharField(max_length=100)
+    decimal = models.DecimalField(max_digits=4, decimal_places=2)
+    date = models.DateField()
diff --git a/rest_framework/tests/test_filters.py b/rest_framework/tests/test_filters.py
index 181881865..1b84bca09 100644
--- a/rest_framework/tests/test_filters.py
+++ b/rest_framework/tests/test_filters.py
@@ -9,16 +9,11 @@ from rest_framework import generics, serializers, status, filters
 from rest_framework.compat import django_filters, patterns, url
 from rest_framework.test import APIRequestFactory
 from rest_framework.tests.models import BasicModel
+from .models import FilterableItem
 
 factory = APIRequestFactory()
 
 
-class FilterableItem(models.Model):
-    text = models.CharField(max_length=100)
-    decimal = models.DecimalField(max_digits=4, decimal_places=2)
-    date = models.DateField()
-
-
 if django_filters:
     # Basic filter on a list view.
     class FilterFieldsRootView(generics.ListCreateAPIView):
diff --git a/rest_framework/tests/test_pagination.py b/rest_framework/tests/test_pagination.py
index cadb515fa..f67e6df2d 100644
--- a/rest_framework/tests/test_pagination.py
+++ b/rest_framework/tests/test_pagination.py
@@ -9,16 +9,11 @@ from rest_framework import generics, status, pagination, filters, serializers
 from rest_framework.compat import django_filters
 from rest_framework.test import APIRequestFactory
 from rest_framework.tests.models import BasicModel
+from .models import FilterableItem
 
 factory = APIRequestFactory()
 
 
-class FilterableItem(models.Model):
-    text = models.CharField(max_length=100)
-    decimal = models.DecimalField(max_digits=4, decimal_places=2)
-    date = models.DateField()
-
-
 class RootView(generics.ListCreateAPIView):
     """
     Example description for OPTIONS.
diff --git a/rest_framework/tests/test_relations_nested.py b/rest_framework/tests/test_relations_nested.py
index d393b0c35..4d9da4896 100644
--- a/rest_framework/tests/test_relations_nested.py
+++ b/rest_framework/tests/test_relations_nested.py
@@ -3,9 +3,7 @@ from django.db import models
 from django.test import TestCase
 from rest_framework import serializers
 
-
-class OneToOneTarget(models.Model):
-    name = models.CharField(max_length=100)
+from .models import OneToOneTarget
 
 
 class OneToOneSource(models.Model):
diff --git a/rest_framework/tests/test_serializer.py b/rest_framework/tests/test_serializer.py
index 75d6e7859..af9fa68e0 100644
--- a/rest_framework/tests/test_serializer.py
+++ b/rest_framework/tests/test_serializer.py
@@ -8,7 +8,7 @@ from django.utils.translation import ugettext_lazy as _
 from rest_framework import serializers, fields, relations
 from rest_framework.tests.models import (HasPositiveIntegerAsChoice, Album, ActionItem, Anchor, BasicModel,
     BlankFieldModel, BlogPost, BlogPostComment, Book, CallableDefaultValueModel, DefaultValueModel,
-    ManyToManyModel, Person, ReadOnlyManyToManyModel, Photo, RESTFrameworkModel)
+    ManyToManyModel, Person, ReadOnlyManyToManyModel, Photo, RESTFrameworkModel, AMOAFModel, DVOAFModel)
 from rest_framework.tests.models import BasicModelSerializer
 import datetime
 import pickle
@@ -1481,15 +1481,6 @@ class ManyFieldHelpTextTest(TestCase):
 class AttributeMappingOnAutogeneratedFieldsTests(TestCase):
 
     def setUp(self):
-        class AMOAFModel(RESTFrameworkModel):
-            char_field = models.CharField(max_length=1024, blank=True)
-            comma_separated_integer_field = models.CommaSeparatedIntegerField(max_length=1024, blank=True)
-            decimal_field = models.DecimalField(max_digits=64, decimal_places=32, blank=True)
-            email_field = models.EmailField(max_length=1024, blank=True)
-            file_field = models.FileField(max_length=1024, blank=True)
-            image_field = models.ImageField(max_length=1024, blank=True)
-            slug_field = models.SlugField(max_length=1024, blank=True)
-            url_field = models.URLField(max_length=1024, blank=True)
 
         class AMOAFSerializer(serializers.ModelSerializer):
             class Meta:
@@ -1562,14 +1553,6 @@ class AttributeMappingOnAutogeneratedFieldsTests(TestCase):
 class DefaultValuesOnAutogeneratedFieldsTests(TestCase):
 
     def setUp(self):
-        class DVOAFModel(RESTFrameworkModel):
-            positive_integer_field = models.PositiveIntegerField(blank=True)
-            positive_small_integer_field = models.PositiveSmallIntegerField(blank=True)
-            email_field = models.EmailField(blank=True)
-            file_field = models.FileField(blank=True)
-            image_field = models.ImageField(blank=True)
-            slug_field = models.SlugField(blank=True)
-            url_field = models.URLField(blank=True)
 
         class DVOAFSerializer(serializers.ModelSerializer):
             class Meta: