def test_serializes_aware_datetime(self):
encoder = AdvancedJSONEncoder()
dt = datetime(2014, 12, 31, 15, 45, 30, 999, tzinfo=pytz.UTC)
self.assertEquals(
'[{'
'"_advancedjson_value": "2014-12-31T15:45:30.000999+00:00", '
'"_advancedjson_type": "datetime"'
'}]',
encoder.encode([dt]))
def test_serializes_persistent_mapping_as_dict(self):
data = PersistentMapping(foo=u'bar')
encoder = AdvancedJSONEncoder()
self.assertEquals(
'[{'
'"_advancedjson_value": {"foo": "bar"}, '
'"_advancedjson_type": "PersistentMapping"'
'}]',
encoder.encode([data]))
def test_serializes_uuid(self):
uuid = UUID('61df790e-e547-416f-b661-d236a13250de')
encoder = AdvancedJSONEncoder()
self.assertEquals(
'[{'
'"_advancedjson_value": "61df790e-e547-416f-b661-d236a13250de", '
'"_advancedjson_type": "UUID"'
'}]',
encoder.encode([uuid]))
def test_serializes_set(self):
encoder = AdvancedJSONEncoder()
data = set([u'foo'])
self.assertEquals(
'[{'
'"_advancedjson_value": ["foo"], '
'"_advancedjson_type": "set"'
'}]',
encoder.encode([data]))
def test_encoder_decoder_roundtrip(self):
encoder = AdvancedJSONEncoder()
decoder = AdvancedJSONDecoder()
input = {
u'dt_naive': datetime(2014, 12, 31, 15, 45, 30, 999),
u'dt_aware': datetime(2099, 1, 3, 15, 45, 30, 12, tzinfo=pytz.UTC),
u'somethingelse': u'2017-1-1',
u'justanumber': 49184913,
u'dict': dict(qux=u'blabla'),
u'list': [1, 2, u'44'],
u'uuid': uuid4(),
u'set': set([1, 2, u'gugus']),
u'pmapping': PersistentMapping({u'qux': 123, u'meh': u'bar'}),
}
output = decoder.decode(encoder.encode(input))
self.assertEquals(input, output)
def test_raises_value_error_for_non_unicode_namedtuple_items(self):
encoder = AdvancedJSONEncoder()
Thing = namedtuple('Thing', ['attr'])
data = Thing(attr='fail')
with self.assertRaises(ValueError):
encoder.encode(data)
def test_raises_value_error_for_non_unicode_tuple_items(self):
encoder = AdvancedJSONEncoder()
data = ('nahhh',)
with self.assertRaises(ValueError):
encoder.encode(data)
def test_raises_value_error_for_non_unicode_list_items(self):
encoder = AdvancedJSONEncoder()
data = ['mehh']
with self.assertRaises(ValueError):
encoder.encode(data)
def test_raises_value_error_for_non_unicode_persistent_mapping_values(self):
encoder = AdvancedJSONEncoder()
data = PersistentMapping(
{'uhoh': PersistentMapping({'nested_ouch': 'nope'})})
with self.assertRaises(ValueError):
encoder.encode(data)
def test_raises_value_error_for_non_unicode_dict_values(self):
encoder = AdvancedJSONEncoder()
data = {'uhoh': {'nested_uhoh': 'mehh'}}
with self.assertRaises(ValueError):
encoder.encode(data)
def test_raises_value_error_for_non_unicode_values(self):
encoder = AdvancedJSONEncoder()
with self.assertRaises(ValueError):
encoder.encode('foo')
def test_delegates_unknown_objects_to_default_encoder(self):
encoder = AdvancedJSONEncoder()
data = [object()]
with self.assertRaises(TypeError):
encoder.encode(data)