def test_default_encoder_is_partial(self):
class MockField(interfaces.JSONDeSerializable):
# pylint: disable=missing-docstring
def to_partial_json(self):
return 'foo' # pragma: no cover
@classmethod
def from_json(cls, jobj):
pass # pragma: no cover
mock_field = MockField()
from acme.jose.json_util import Field
self.assertTrue(Field.default_encoder(mock_field) is mock_field)
# in particular...
self.assertNotEqual('foo', Field.default_encoder(mock_field))
def test_no_omit_boolean(self):
from acme.jose.json_util import Field
for default, omitempty, value in itertools.product([True, False],
[True, False],
[True, False]):
self.assertFalse(
Field("foo", default=default, omitempty=omitempty).omit(value))
def setUp(self):
from acme.jose.json_util import Field
from acme.jose.json_util import JSONObjectWithFieldsMeta
self.field = Field('Baz')
self.field2 = Field('Baz2')
# pylint: disable=invalid-name,missing-docstring,too-few-public-methods
# pylint: disable=blacklisted-name
class A(object):
__metaclass__ = JSONObjectWithFieldsMeta
__slots__ = ('bar',)
baz = self.field
class B(A):
pass
class C(A):
baz = self.field2
self.a_cls = A
self.b_cls = B
self.c_cls = C
class MockJSONObjectWithFields(JSONObjectWithFields):
# pylint: disable=invalid-name,missing-docstring,no-self-argument
# pylint: disable=too-few-public-methods
x = Field('x', omitempty=True,
encoder=(lambda x: x * 2),
decoder=(lambda x: x / 2))
y = Field('y')
z = Field('Z') # on purpose uppercase
@y.encoder
def y(value):
if value == 500:
raise errors.SerializationError()
return value
@y.decoder
def y(value):
if value == 500:
raise errors.DeserializationError()
return value
def test_descriptors(self):
mock_value = mock.MagicMock()
# pylint: disable=missing-docstring
def decoder(unused_value):
return 'd'
def encoder(unused_value):
return 'e'
from acme.jose.json_util import Field
field = Field('foo')
field = field.encoder(encoder)
self.assertEqual('e', field.encode(mock_value))
field = field.decoder(decoder)
self.assertEqual('e', field.encode(mock_value))
self.assertEqual('d', field.decode(mock_value))
def test_default_decoder_passthrough(self):
mock_value = mock.MagicMock()
from acme.jose.json_util import Field
self.assertTrue(Field.default_decoder(mock_value) is mock_value)
def test_default_decoder_dict_to_frozendict(self):
from acme.jose.json_util import Field
obj = Field.default_decoder({'x': 2})
self.assertTrue(isinstance(obj, util.frozendict))
self.assertEqual(obj, util.frozendict(x=2))
def test_default_decoder_list_to_tuple(self):
from acme.jose.json_util import Field
self.assertEqual((1, 2, 3), Field.default_decoder([1, 2, 3]))