diff options
Diffstat (limited to 'tests/forms_tests/field_tests/test_jsonfield.py')
| -rw-r--r-- | tests/forms_tests/field_tests/test_jsonfield.py | 71 |
1 files changed, 39 insertions, 32 deletions
diff --git a/tests/forms_tests/field_tests/test_jsonfield.py b/tests/forms_tests/field_tests/test_jsonfield.py index b4f3e74f6a..be2b077e64 100644 --- a/tests/forms_tests/field_tests/test_jsonfield.py +++ b/tests/forms_tests/field_tests/test_jsonfield.py @@ -3,7 +3,12 @@ import uuid from django.core.serializers.json import DjangoJSONEncoder from django.forms import ( - CharField, Form, JSONField, Textarea, TextInput, ValidationError, + CharField, + Form, + JSONField, + Textarea, + TextInput, + ValidationError, ) from django.test import SimpleTestCase @@ -12,25 +17,25 @@ class JSONFieldTest(SimpleTestCase): def test_valid(self): field = JSONField() value = field.clean('{"a": "b"}') - self.assertEqual(value, {'a': 'b'}) + self.assertEqual(value, {"a": "b"}) def test_valid_empty(self): field = JSONField(required=False) - self.assertIsNone(field.clean('')) + self.assertIsNone(field.clean("")) self.assertIsNone(field.clean(None)) def test_invalid(self): field = JSONField() - with self.assertRaisesMessage(ValidationError, 'Enter a valid JSON.'): - field.clean('{some badly formed: json}') + with self.assertRaisesMessage(ValidationError, "Enter a valid JSON."): + field.clean("{some badly formed: json}") def test_prepare_value(self): field = JSONField() - self.assertEqual(field.prepare_value({'a': 'b'}), '{"a": "b"}') - self.assertEqual(field.prepare_value(None), 'null') - self.assertEqual(field.prepare_value('foo'), '"foo"') - self.assertEqual(field.prepare_value('你好，世界'), '"你好，世界"') - self.assertEqual(field.prepare_value({'a': '😀🐱'}), '{"a": "😀🐱"}') + self.assertEqual(field.prepare_value({"a": "b"}), '{"a": "b"}') + self.assertEqual(field.prepare_value(None), "null") + self.assertEqual(field.prepare_value("foo"), '"foo"') + self.assertEqual(field.prepare_value("你好，世界"), '"你好，世界"') + self.assertEqual(field.prepare_value({"a": "😀🐱"}), '{"a": "😀🐱"}') self.assertEqual( field.prepare_value(["你好，世界", "jaźń"]), '["你好，世界", "jaźń"]', @@ -46,6 +51,7 @@ class JSONFieldTest(SimpleTestCase): def test_custom_widget_attribute(self): """The widget can be overridden with an attribute.""" + class CustomJSONField(JSONField): widget = TextInput @@ -57,12 +63,12 @@ class JSONFieldTest(SimpleTestCase): tests = [ '["a", "b", "c"]', '{"a": 1, "b": 2}', - '1', - '1.5', + "1", + "1.5", '"foo"', - 'true', - 'false', - 'null', + "true", + "false", + "null", ] for json_string in tests: with self.subTest(json_string=json_string): @@ -71,8 +77,8 @@ class JSONFieldTest(SimpleTestCase): def test_has_changed(self): field = JSONField() - self.assertIs(field.has_changed({'a': True}, '{"a": 1}'), True) - self.assertIs(field.has_changed({'a': 1, 'b': 2}, '{"b": 2, "a": 1}'), False) + self.assertIs(field.has_changed({"a": True}, '{"a": 1}'), True) + self.assertIs(field.has_changed({"a": 1, "b": 2}, '{"b": 2, "a": 1}'), False) def test_custom_encoder_decoder(self): class CustomDecoder(json.JSONDecoder): @@ -80,11 +86,11 @@ class JSONFieldTest(SimpleTestCase): return super().__init__(object_hook=self.as_uuid, *args, **kwargs) def as_uuid(self, dct): - if 'uuid' in dct: - dct['uuid'] = uuid.UUID(dct['uuid']) + if "uuid" in dct: + dct["uuid"] = uuid.UUID(dct["uuid"]) return dct - value = {'uuid': uuid.UUID('{c141e152-6550-4172-a784-05448d98204b}')} + value = {"uuid": uuid.UUID("{c141e152-6550-4172-a784-05448d98204b}")} encoded_value = '{"uuid": "c141e152-6550-4172-a784-05448d98204b"}' field = JSONField(encoder=DjangoJSONEncoder, decoder=CustomDecoder) self.assertEqual(field.prepare_value(value), encoded_value) @@ -94,8 +100,8 @@ class JSONFieldTest(SimpleTestCase): class JSONForm(Form): json_field = JSONField(disabled=True) - form = JSONForm({'json_field': '["bar"]'}, initial={'json_field': ['foo']}) - self.assertIn('["foo"]</textarea>', form.as_p()) + form = JSONForm({"json_field": '["bar"]'}, initial={"json_field": ["foo"]}) + self.assertIn("["foo"]</textarea>", form.as_p()) def test_redisplay_none_input(self): class JSONForm(Form): @@ -103,29 +109,30 @@ class JSONFieldTest(SimpleTestCase): tests = [ {}, - {'json_field': None}, + {"json_field": None}, ] for data in tests: with self.subTest(data=data): form = JSONForm(data) - self.assertEqual(form['json_field'].value(), 'null') - self.assertIn('null</textarea>', form.as_p()) - self.assertEqual(form.errors['json_field'], ['This field is required.']) + self.assertEqual(form["json_field"].value(), "null") + self.assertIn("null</textarea>", form.as_p()) + self.assertEqual(form.errors["json_field"], ["This field is required."]) def test_redisplay_wrong_input(self): """ Displaying a bound form (typically due to invalid input). The form should not overquote JSONField inputs. """ + class JSONForm(Form): name = CharField(max_length=2) json_field = JSONField() # JSONField input is valid, name is too long. - form = JSONForm({'name': 'xyz', 'json_field': '["foo"]'}) - self.assertNotIn('json_field', form.errors) - self.assertIn('["foo"]</textarea>', form.as_p()) + form = JSONForm({"name": "xyz", "json_field": '["foo"]'}) + self.assertNotIn("json_field", form.errors) + self.assertIn("["foo"]</textarea>", form.as_p()) # Invalid JSONField. - form = JSONForm({'name': 'xy', 'json_field': '{"foo"}'}) - self.assertEqual(form.errors['json_field'], ['Enter a valid JSON.']) - self.assertIn('{"foo"}</textarea>', form.as_p()) + form = JSONForm({"name": "xy", "json_field": '{"foo"}'}) + self.assertEqual(form.errors["json_field"], ["Enter a valid JSON."]) + self.assertIn("{"foo"}</textarea>", form.as_p()) |