1 files changed, 11 insertions, 1 deletions
diff --git a/tests/utils_tests/test_datastructures.py b/tests/utils_tests/test_datastructures.py
index a163310e19..ec4001cafc 100644
--- a/tests/utils_tests/test_datastructures.py
+++ b/tests/utils_tests/test_datastructures.py
@@ -8,7 +8,7 @@ import pickle
 from django.test import SimpleTestCase
 from django.test.utils import IgnoreDeprecationWarningsMixin
 from django.utils.datastructures import (DictWrapper, ImmutableList,
-    MultiValueDict, MultiValueDictKeyError, MergeDict, SortedDict)
+    MultiValueDict, MultiValueDictKeyError, MergeDict, OrderedSet, SortedDict)
 from django.utils import six
 
 
@@ -206,6 +206,16 @@ class MergeDictTests(IgnoreDeprecationWarningsMixin, SimpleTestCase):
             d1['key2']
 
 
+class OrderedSetTests(SimpleTestCase):
+
+    def test_bool(self):
+        # Refs #23664
+        s = OrderedSet()
+        self.assertFalse(s)
+        s.add(1)
+        self.assertTrue(s)
+
+
 class MultiValueDictTests(SimpleTestCase):
 
     def test_multivaluedict(self):