def test_simple_deserialization(valid_data):
"""Ensure a deserialized RealDescriptor looks sane."""
descriptor = RealDescriptor.build(valid_data)
assert descriptor.key == 'alpha'
assert descriptor.units == ''
assert descriptor.lower_bound == 5.0
assert descriptor.upper_bound == 10.0
def test_serialization(valid_data):
"""Ensure a serialized RealDescriptor looks sane."""
descriptor = RealDescriptor.build(valid_data)
serialized = descriptor.dump()
assert serialized == valid_data