Fixed #14286 -- Added models.BigAutoField.

2 files changed, 29 insertions, 2 deletions

diff --git a/tests/many_to_one/models.py b/tests/many_to_one/models.py
index 57fc7a617b..05491e99f1 100644
--- a/tests/many_to_one/models.py
+++ b/tests/many_to_one/models.py
@@ -32,6 +32,24 @@ class Article(models.Model):
         ordering = ('headline',)
 
 
+@python_2_unicode_compatible
+class City(models.Model):
+    id = models.BigAutoField(primary_key=True)
+    name = models.CharField(max_length=50)
+
+    def __str__(self):
+        return self.name
+
+
+@python_2_unicode_compatible
+class District(models.Model):
+    city = models.ForeignKey(City, models.CASCADE)
+    name = models.CharField(max_length=50)
+
+    def __str__(self):
+        return self.name
+
+
 # If ticket #1578 ever slips back in, these models will not be able to be
 # created (the field names being lower-cased versions of their opposite
 # classes is important here).
diff --git a/tests/many_to_one/tests.py b/tests/many_to_one/tests.py
index 69bba0993d..79caec7177 100644
--- a/tests/many_to_one/tests.py
+++ b/tests/many_to_one/tests.py
@@ -9,8 +9,8 @@ from django.utils.deprecation import RemovedInDjango20Warning
 from django.utils.translation import ugettext_lazy
 
 from .models import (
-    Article, Category, Child, First, Parent, Record, Relation, Reporter,
-    School, Student, Third, ToFieldChild,
+    Article, Category, Child, City, District, First, Parent, Record, Relation,
+    Reporter, School, Student, Third, ToFieldChild,
 )
 
 
@@ -569,6 +569,15 @@ class ManyToOneTests(TestCase):
         self.assertIsNot(c.parent, p)
         self.assertEqual(c.parent, p)
 
+    def test_fk_to_bigautofield(self):
+        ch = City.objects.create(name='Chicago')
+        District.objects.create(city=ch, name='Far South')
+        District.objects.create(city=ch, name='North')
+
+        ny = City.objects.create(name='New York', id=2 ** 33)
+        District.objects.create(city=ny, name='Brooklyn')
+        District.objects.create(city=ny, name='Manhattan')
+
     def test_multiple_foreignkeys(self):
         # Test of multiple ForeignKeys to the same model (bug #7125).
         c1 = Category.objects.create(name='First')