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Fixed #26949 -- Fixed crash of disabled forms.JSONField.

This commit is contained in:
Olexander Yermakov 2016-07-26 08:18:08 -04:00 committed by Tim Graham
parent a5f85d891b
commit 68de48c963
2 changed files with 10 additions and 0 deletions
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2
django/contrib/postgres/forms/jsonb.py
View File

@ -18,6 +18,8 @@ class JSONField(forms.CharField):
widget = forms.Textarea widget = forms.Textarea
def to_python(self, value): def to_python(self, value):
if self.disabled:
return value
if value in self.empty_values: if value in self.empty_values:
return None return None
try: try:

8
tests/postgres_tests/test_json.py
View File

@ -260,6 +260,14 @@ class TestFormField(PostgreSQLTestCase):
form_field = model_field.formfield() form_field = model_field.formfield()
self.assertIsInstance(form_field, forms.JSONField) self.assertIsInstance(form_field, forms.JSONField)
def test_formfield_disabled(self):
class JsonForm(Form):
name = CharField()
jfield = forms.JSONField(disabled=True)
form = JsonForm({'name': 'xyz', 'jfield': '["bar"]'}, initial={'jfield': ['foo']})
self.assertIn('[&quot;foo&quot;]</textarea>', form.as_p())
def test_prepare_value(self): def test_prepare_value(self):
field = forms.JSONField() field = forms.JSONField()
self.assertEqual(field.prepare_value({'a': 'b'}), '{"a": "b"}') self.assertEqual(field.prepare_value({'a': 'b'}), '{"a": "b"}')