def test_set_context():
class f():
def __init__(self):
self.parent = None
def __call__(self, value):
return self.parent.foo
def set_context(self, parent):
self.parent = parent
field = Field(validators=[f()])
field.foo = 'bar'
assert field.run_validation(123) == 'bar'
def test_deepcopy():
field = Field(source='foo')
field.foo = 'bar'
field = copy.deepcopy(field)
assert field.source == 'foo'
assert not hasattr(field, 'foo')