def test_serialize_deserialize(self):
block_data = build_valid_block_data()
hash = BlockStorageDriver.compute_block_hash(block_data)
req = BlockMetaData.create(
hash=hash,
merkle_root=block_data['merkle_root'],
merkle_leaves=block_data['merkle_leaves'],
prev_block_hash=block_data['prev_block_hash'],
timestamp=block_data['timestamp'],
masternode_signature=block_data['masternode_signature'],
masternode_vk=block_data['masternode_vk'],
block_contender=block_data['block_contender'])
clone = BlockMetaData.from_bytes(req.serialize())
self.assertEqual(clone, req)
def test_validate_timestamp_fail(self, block_data, hash):
return BlockMetaData.create(
hash=hash,
merkle_root=block_data['merkle_root'],
merkle_leaves=block_data['merkle_leaves'],
prev_block_hash=block_data['prev_block_hash'],
timestamp=1234,
masternode_signature=block_data['masternode_signature'],
masternode_vk=block_data['masternode_vk'],
block_contender=block_data['block_contender'])
def test_validate_block_contender_fail(self, block_data, hash):
new_block = build_valid_block_data()
with self.assertRaises(Exception) as e:
bmd = BlockMetaData.create(
hash=hash,
merkle_root=block_data['merkle_root'],
merkle_leaves=block_data['merkle_leaves'],
prev_block_hash=block_data['prev_block_hash'],
timestamp=block_data['timestamp'],
masternode_signature=block_data['masternode_signature'],
masternode_vk=block_data['masternode_vk'],
block_contender=new_block['block_contender'])
def _bad_block(self):
block_data = build_valid_block_data()
hash = BlockStorageDriver.compute_block_hash(block_data)
bmd = BlockMetaData.create(
hash=hash,
merkle_root=block_data['merkle_root'],
merkle_leaves=block_data['merkle_leaves'],
prev_block_hash=block_data['prev_block_hash'],
timestamp=block_data['timestamp'],
masternode_signature=block_data['masternode_signature'],
masternode_vk=block_data['masternode_vk'],
block_contender=block_data['block_contender'])
return bmd
def setUpClass(cls):
cls.block_metas = []
for i in range(5):
block_data = build_valid_block_data()
hash = BlockStorageDriver.compute_block_hash(block_data)
bmd = BlockMetaData.create(
hash=hash,
merkle_root=block_data['merkle_root'],
merkle_leaves=block_data['merkle_leaves'],
prev_block_hash=block_data['prev_block_hash'],
timestamp=block_data['timestamp'],
masternode_signature=block_data['masternode_signature'],
masternode_vk=block_data['masternode_vk'],
block_contender=block_data['block_contender'])
cls.block_metas.append(bmd)
def test_create(self, block_data, hash):
bmd = BlockMetaData.create(
hash=hash,
merkle_root=block_data['merkle_root'],
merkle_leaves=block_data['merkle_leaves'],
prev_block_hash=block_data['prev_block_hash'],
timestamp=block_data['timestamp'],
masternode_signature=block_data['masternode_signature'],
masternode_vk=block_data['masternode_vk'],
block_contender=block_data['block_contender'])
self.assertEqual(block_data['merkle_root'], bmd.merkle_root)
self.assertEqual(block_data['merkle_leaves'],
''.join(bmd.merkle_leaves))
self.assertEqual(block_data['prev_block_hash'], bmd.prev_block_hash)
self.assertEqual(block_data['timestamp'], bmd.timestamp)
self.assertEqual(block_data['masternode_signature'],
bmd.masternode_signature)
self.assertEqual(block_data['masternode_vk'], bmd.masternode_vk)
self.assertEqual(block_data['block_contender'], bmd.block_contender)
def _build_block_meta(self, *args, **kwargs):
b_data = self._build_block_data_with_hash(*args, **kwargs)
return BlockMetaData.create(**b_data)