Refs #31369 -- Removed models.NullBooleanField per deprecation timeline.

1 files changed, 2 insertions, 7 deletions

diff --git a/tests/model_fields/test_promises.py b/tests/model_fields/test_promises.py
index 8e7f54b194..f48a4cc34a 100644
--- a/tests/model_fields/test_promises.py
+++ b/tests/model_fields/test_promises.py
@@ -5,9 +5,8 @@ from django.db.models import (
     AutoField, BinaryField, BooleanField, CharField, DateField, DateTimeField,
     DecimalField, EmailField, FileField, FilePathField, FloatField,
     GenericIPAddressField, ImageField, IntegerField, IPAddressField,
-    NullBooleanField, PositiveBigIntegerField, PositiveIntegerField,
-    PositiveSmallIntegerField, SlugField, SmallIntegerField, TextField,
-    TimeField, URLField,
+    PositiveBigIntegerField, PositiveIntegerField, PositiveSmallIntegerField,
+    SlugField, SmallIntegerField, TextField, TimeField, URLField,
 )
 from django.test import SimpleTestCase
 from django.utils.functional import lazy
@@ -85,10 +84,6 @@ class PromiseTest(SimpleTestCase):
         lazy_func = lazy(lambda: 0, int)
         self.assertIsInstance(GenericIPAddressField().get_prep_value(lazy_func()), str)
 
-    def test_NullBooleanField(self):
-        lazy_func = lazy(lambda: True, bool)
-        self.assertIsInstance(NullBooleanField().get_prep_value(lazy_func()), bool)
-
     def test_PositiveIntegerField(self):
         lazy_func = lazy(lambda: 1, int)
         self.assertIsInstance(PositiveIntegerField().get_prep_value(lazy_func()), int)