def test_merge_fail_on_no_signatures(self):
entity = Entity()
ref = Transaction()
ref.counter = 0
ref.add_signer(entity)
ref.from_address = entity
other = Transaction()
other.counter = 0
other.add_signer(entity)
other.from_address = entity
self.assertFalse(ref.merge_signatures(other))
def test_handling_of_invalid_signatures(self):
entity = Entity()
ref = Transaction()
ref.counter = 0
ref.add_signer(entity)
ref.from_address = entity
other = Transaction()
other.counter = 0
other.add_signer(entity)
other.from_address = entity
other.add_signature(entity, b'clearly invalid sig')
self.assertFalse(ref.merge_signatures(other))
