#3788 Added failing TestCase for default value being ignored at BooleanField

tests/test_serializer.py

@@ -4,6 +4,8 @@ from __future__ import unicode_literals
 import pickle
 
 import pytest
+from django.db import models
+from django.http import QueryDict
 
 from rest_framework import serializers
 from rest_framework.compat import unicode_repr
@@ -309,3 +311,26 @@ class TestCacheSerializerData:
         pickled = pickle.dumps(serializer.data)
         data = pickle.loads(pickled)
         assert data == {'field1': 'a', 'field2': 'b'}
+
+
+class DefaultTrueBooleanModel(models.Model):
+    required_data = models.CharField(max_length=255)
+    visible = models.BooleanField(default=True)
+
+
+class TestSerializerDefaultTrueBoolean:
+
+    def setup(self):
+        class DefaultTrueBooleanSerializer(serializers.ModelSerializer):
+            class Meta:
+                model = DefaultTrueBooleanModel
+                fields = ('required_data', 'visible')
+
+        self.default_true_boolean_serializer = DefaultTrueBooleanSerializer
+
+    def test_default_value(self):
+        data = QueryDict('', mutable=True)
+        data.update({'required_data': 'foo'})
+        serializer = self.default_true_boolean_serializer(data=data)
+        serializer.is_valid()
+        assert serializer.data['visible']