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import unittest
import simplejson as json
class ForJson(object):
def for_json(self):
return {'for_json': 1}
class NestedForJson(object):
def for_json(self):
return {'nested': ForJson()}
class ForJsonList(object):
def for_json(self):
return ['list']
class DictForJson(dict):
def for_json(self):
return {'alpha': 1}
class ListForJson(list):
def for_json(self):
return ['list']
class TestForJsonWithSpeedups(unittest.TestCase):
def setUp(self):
if not json.encoder.c_make_encoder:
raise unittest.SkipTest("No speedups.")
@staticmethod
def _dump(obj):
return json.dumps(obj, for_json=True)
def test_for_json_encodes_stand_alone_object(self):
self.assertEqual(self._dump(ForJson()), '{"for_json": 1}')
def test_for_json_encodes_object_nested_in_dict(self):
self.assertEqual(self._dump({'hooray': ForJson()}), '{"hooray": '
'{"for_json": 1}}')
def test_for_json_encodes_object_nested_in_list_within_dict(self):
self.assertEqual(self._dump({'list': [0, ForJson(), 2, 3]}),
'{"list": [0, {"for_json": 1}, 2, 3]}')
def test_for_json_encodes_object_nested_within_object(self):
self.assertEqual(self._dump(NestedForJson()),
'{"nested": {"for_json": 1}}')
def test_for_json_encodes_list(self):
self.assertEqual(self._dump(ForJsonList()), '["list"]')
def test_for_json_encodes_list_within_object(self):
self.assertEqual(self._dump({'nested': ForJsonList()}),
'{"nested": ["list"]}')
def test_for_json_encodes_dict_subclass(self):
self.assertEqual(self._dump(DictForJson(a=1)), '{"alpha": 1}')
def test_for_json_encodes_list_subclass(self):
self.assertEqual(self._dump(ListForJson(['l'])), '["list"]')
def tset_for_json_ignored_if_not_true_with_dict_subclass(self):
self.assertEqual(json.dumps(DictForJson(a=1)), '{"a": 1}')
def test_for_json_ignored_if_not_true_with_list_subclass(self):
self.assertEqual(json.dumps(ListForJson(['l'])), '["l"]')
def test_raises_typeerror_if_for_json_not_true_with_object(self):
self.assertRaises(TypeError, json.dumps, ForJson())
class TestForJsonWithoutSpeedups(unittest.TestCase):
def setUp(self):
if json.encoder.c_make_encoder:
json._toggle_speedups(False)
def tearDown(self):
if json.encoder.c_make_encoder:
json._toggle_speedups(True)
@staticmethod
def _dump(obj):
return json.dumps(obj, for_json=True)
def test_for_json_encodes_stand_alone_object(self):
self.assertEqual(self._dump(ForJson()), '{"for_json": 1}')
def test_for_json_encodes_object_nested_in_dict(self):
self.assertEqual(self._dump({'hooray': ForJson()}), '{"hooray": '
'{"for_json": 1}}')
def test_for_json_encodes_object_nested_in_list_within_dict(self):
self.assertEqual(self._dump({'list': [0, ForJson(), 2, 3]}),
'{"list": [0, {"for_json": 1}, 2, 3]}')
def test_for_json_encodes_object_nested_within_object(self):
self.assertEqual(self._dump(NestedForJson()),
'{"nested": {"for_json": 1}}')
def test_for_json_encodes_list(self):
self.assertEqual(self._dump(ForJsonList()), '["list"]')
def test_for_json_encodes_list_within_object(self):
self.assertEqual(self._dump({'nested': ForJsonList()}),
'{"nested": ["list"]}')
def test_for_json_encodes_dict_subclass(self):
self.assertEqual(self._dump(DictForJson(a=1)), '{"alpha": 1}')
def test_for_json_encodes_list_subclass(self):
self.assertEqual(self._dump(ListForJson(['l'])), '["list"]')
def tset_for_json_ignored_if_not_true_with_dict_subclass(self):
self.assertEqual(json.dumps(DictForJson(a=1)), '{"a": 1}')
def test_for_json_ignored_if_not_true_with_list_subclass(self):
self.assertEqual(json.dumps(ListForJson(['l'])), '["l"]')
def test_raises_typeerror_if_for_json_not_true_with_object(self):
self.assertRaises(TypeError, json.dumps, ForJson())
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