def create(num_blocks):
start_time = time.time()
with mock.patch('qrl.core.misc.ntp.getTime') as ntp_mock, \
set_data_dir('no_data'), \
State() as state, \
mock.patch('time.time') as time_mock: # noqa
time_mock.return_value = start_time
ntp_mock.return_value = start_time
state.get_measurement = MagicMock(return_value=10000000)
genesis_difficulty = config.dev.genesis_difficulty
try:
config.dev.genesis_difficulty = 10
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_target = dt.get_target(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(return_value=(tmp_difficulty, tmp_target))
qrlnode = QRLNode(state, mining_credit_wallet=b'')
qrlnode.set_chain_manager(chain_manager)
mock_blockchain = MockedBlockchain(qrlnode, time_mock, ntp_mock, )
for block_idx in range(1, num_blocks + 1):
mock_blockchain.add_new_block()
yield mock_blockchain
finally:
config.dev.genesis_difficulty = genesis_difficulty
def qrlnode_with_mock_blockchain(num_blocks):
start_time = time.time()
with mock.patch('qrl.core.misc.ntp.getTime') as ntp_mock, \
set_data_dir('no_data'), \
State() as state, \
mock.patch('time.time') as time_mock: # noqa
time_mock.return_value = start_time
ntp_mock.return_value = start_time
state.get_measurement = MagicMock(return_value=10000000)
required_height = ceil(log(num_blocks, 2))
required_height = int(required_height + required_height % 2)
alice_xmss = get_alice_xmss(xmss_height=required_height)
bob_xmss = get_bob_xmss()
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_target = dt.get_target(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(return_value=(tmp_difficulty, tmp_target))
block_prev = state.get_block(genesis_block.headerhash)
for block_idx in range(1, num_blocks):
transactions = []
if block_idx == 1:
slave_tx = SlaveTransaction.create(slave_pks=[bob_xmss.pk],
access_types=[0],
fee=0,
xmss_pk=alice_xmss.pk)
slave_tx.sign(alice_xmss)
slave_tx._data.nonce = 2
transactions = [slave_tx]
time_mock.return_value = time_mock.return_value + 60
ntp_mock.return_value = ntp_mock.return_value + 60
block_new = Block.create(block_number=block_idx,
prevblock_headerhash=block_prev.headerhash,
transactions=transactions,
miner_address=alice_xmss.address)
while not PoWValidator().validate_mining_nonce(state, block_new.blockheader, False):
block_new.set_nonces(block_new.mining_nonce + 1, 0)
chain_manager.add_block(block_new)
block_prev = block_new
qrlnode = QRLNode(state, mining_credit_wallet=alice_xmss.address)
qrlnode.set_chain_manager(chain_manager)
yield qrlnode
def test_simple_add_block(self):
with set_data_dir('no_data'):
with State() as state:
state.get_measurement = MagicMock(return_value=10000000)
alice_xmss = get_alice_xmss()
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_target = dt.get_target(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(
return_value=(tmp_difficulty, tmp_target))
block = state.get_block(genesis_block.headerhash)
self.assertIsNotNone(block)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948 # Very high to get an easy difficulty
block_1 = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
miner_address=alice_xmss.address)
block_1.set_nonces(491, 0)
from pyqrllib.pyqrllib import bin2hstr
print(bin2hstr(block.headerhash))
# Uncomment only to determine the correct mining_nonce of above blocks
# from qrl.core.PoWValidator import PoWValidator
# while not PoWValidator().validate_mining_nonce(state, block_1.blockheader, False):
# block_1.set_nonces(block_1.mining_nonce + 1)
# print(block_1.mining_nonce)
result = chain_manager.add_block(block_1)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
def test_simple_add_block(self):
with set_data_dir('no_data'):
with State() as state:
state.get_measurement = MagicMock(return_value=10000000)
alice_xmss = get_alice_xmss()
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_boundary = dt.get_target(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(
return_value=(tmp_difficulty, tmp_boundary))
block = state.get_block(genesis_block.headerhash)
self.assertIsNotNone(block)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948 # Very high to get an easy difficulty
block_1 = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
signing_xmss=alice_xmss,
master_address=alice_xmss.address,
nonce=1)
while not PoWValidator().validate_mining_nonce(
state, block_1.blockheader, False):
block_1.set_mining_nonce(block_1.mining_nonce + 1)
result = chain_manager.add_block(block_1)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
def test_multi_output_transaction_add_block(self):
with set_data_dir('no_data'):
with State() as state:
state.get_measurement = MagicMock(return_value=10000000)
alice_xmss = get_alice_xmss()
bob_xmss = get_bob_xmss()
extended_seed = "010300cebc4e25553afa0aab899f7838e59e18a48852fa9dfd5" \
"ae78278c371902aa9e6e9c1fa8a196d2dba0cbfd2f2d212d16c"
random_xmss = XMSS.from_extended_seed(hstr2bin(extended_seed))
transfer_transaction = TransferTransaction.create(
addrs_to=[alice_xmss.address, random_xmss.address],
amounts=[
40 * int(config.dev.shor_per_quanta),
59 * int(config.dev.shor_per_quanta)
],
fee=1 * config.dev.shor_per_quanta,
xmss_pk=bob_xmss.pk)
transfer_transaction._data.nonce = 1
transfer_transaction.sign(bob_xmss)
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_boundary = dt.get_target(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(
return_value=(tmp_difficulty, tmp_boundary))
block = state.get_block(genesis_block.headerhash)
self.assertIsNotNone(block)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948 # Very high to get an easy difficulty
block_1 = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[transfer_transaction],
miner_address=alice_xmss.address)
block_1.set_nonces(274, 0)
# Uncomment only to determine the correct mining_nonce of above blocks
# from qrl.core.PoWValidator import PoWValidator
# while not PoWValidator().validate_mining_nonce(state, block_1.blockheader, False):
# block_1.set_nonces(block_1.mining_nonce + 1)
# print(block_1.mining_nonce)
result = chain_manager.add_block(block_1)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
bob_addr_state = state.get_address(bob_xmss.address)
alice_addr_state = state.get_address(alice_xmss.address)
random_addr_state = state.get_address(random_xmss.address)
self.assertEqual(bob_addr_state.balance, 0)
self.assertEqual(
alice_addr_state.balance,
140 * int(config.dev.shor_per_quanta) +
block_1.block_reward + block_1.fee_reward)
self.assertEqual(random_addr_state.balance,
159 * int(config.dev.shor_per_quanta))
def test_orphan_block(self):
"""
Testing add_block logic in case of orphan_blocks.
This test is expected to shift the mainchain towards block_2.
:return:
"""
with mock.patch('qrl.core.config.DevConfig') as devconfig:
devconfig.genesis_difficulty = 2
devconfig.minimum_minting_delay = 10
with set_data_dir('no_data'):
with State(
) as state: # FIXME: Move state to temporary directory
state.get_measurement = MagicMock(return_value=10000000)
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_target = dt.get_target(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(
return_value=(tmp_difficulty, tmp_target))
block = state.get_block(genesis_block.headerhash)
self.assertIsNotNone(block)
alice_xmss = get_alice_xmss()
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1521889325 # Very high to get an easy difficulty
block_1 = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
miner_address=alice_xmss.address)
block_1.set_nonces(29, 0)
# Uncomment only to determine the correct mining_nonce of above blocks
# from qrl.core.PoWValidator import PoWValidator
# while not PoWValidator().validate_mining_nonce(state, block_1.blockheader, False):
# block_1.set_nonces(block_1.mining_nonce + 1)
# print(block_1.mining_nonce)
result = chain_manager.add_block(block_1)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
bob_xmss = get_bob_xmss()
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1521889326 + devconfig.minimum_minting_delay * 2
block = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
miner_address=bob_xmss.address)
block.set_nonces(246, 0)
# Uncomment only to determine the correct mining_nonce of above blocks
from qrl.core.PoWValidator import PoWValidator
while not PoWValidator().validate_mining_nonce(
state, block.blockheader, False):
block.set_nonces(block.mining_nonce + 1)
print(block.mining_nonce)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1521889327 + devconfig.minimum_minting_delay * 3
block_2 = Block.create(
block_number=2,
prevblock_headerhash=block.headerhash,
transactions=[],
miner_address=bob_xmss.address)
block_2.set_nonces(31, 0)
# Uncomment only to determine the correct mining_nonce of above blocks
# from qrl.core.PoWValidator import PoWValidator
# while not PoWValidator().validate_mining_nonce(state, block_2.blockheader, False):
# block_2.set_nonces(block_2.mining_nonce + 1)
# print(block_2.mining_nonce)
result = chain_manager.add_block(block_2)
self.assertTrue(result)
result = chain_manager.add_block(block)
self.assertTrue(result)
block = state.get_block(block.headerhash)
self.assertIsNotNone(block)
self.assertEqual(chain_manager.last_block.block_number,
block_2.block_number)
self.assertEqual(chain_manager.last_block.headerhash,
block_2.headerhash)
def test_add_block(self, mock_difficulty_tracker_get):
"""
Testing add_block, with fork logic
:return:
"""
with set_data_dir('no_data'):
with State() as state:
state.get_measurement = MagicMock(return_value=10000000)
alice_xmss = get_alice_xmss()
bob_xmss = get_bob_xmss()
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
mock_difficulty_tracker_get.return_value = [
config.dev.mining_setpoint_blocktime, 2
]
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
tmp_difficulty = StringToUInt256('2')
tmp_target = DifficultyTracker.get_target(tmp_difficulty)
mock_difficulty_tracker_get.return_value = [
tmp_difficulty, tmp_target
]
block = state.get_block(genesis_block.headerhash)
self.assertIsNotNone(block)
slave_tx = SlaveTransaction.create(slave_pks=[bob_xmss.pk],
access_types=[0],
fee=0,
xmss_pk=alice_xmss.pk)
slave_tx.sign(alice_xmss)
slave_tx._data.nonce = 1
self.assertTrue(slave_tx.validate())
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948 # Very high to get an easy difficulty
block_1 = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[slave_tx],
miner_address=alice_xmss.address)
block_1.set_nonces(274, 0)
# Uncomment only to determine the correct mining_nonce of above blocks
# from qrl.core.PoWValidator import PoWValidator
# while not PoWValidator().validate_mining_nonce(state, block_1.blockheader, False):
# block_1.set_mining_nonce(block_1.mining_nonce + 1)
# print(block_1.mining_nonce)
result = chain_manager.add_block(block_1)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
alice_state = chain_manager.get_address(alice_xmss.address)
self.assertEqual(len(alice_state.slave_pks_access_type), 1)
self.assertTrue(
str(bob_xmss.pk) in alice_state.slave_pks_access_type)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1715270948 # Very high to get an easy difficulty
block = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
miner_address=bob_xmss.address)
block.set_nonces(2, 0)
# Uncomment only to determine the correct mining_nonce of above blocks
# from qrl.core.PoWValidator import PoWValidator
# while not PoWValidator().validate_mining_nonce(state, block.blockheader, False):
# block.set_nonces(block.mining_nonce + 1)
# print(block.mining_nonce)
result = chain_manager.add_block(block)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
block = state.get_block(block.headerhash)
self.assertIsNotNone(block)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1815270948 # Very high to get an easy difficulty
block_2 = Block.create(
block_number=2,
prevblock_headerhash=block.headerhash,
transactions=[],
miner_address=bob_xmss.address)
block_2.set_nonces(0, 0)
# Uncomment only to determine the correct mining_nonce of above blocks
# from qrl.core.PoWValidator import PoWValidator
# while not PoWValidator().validate_mining_nonce(state, block_2.blockheader, False):
# block_2.set_mining_nonce(block_2.mining_nonce + 1)
# print(block_2.mining_nonce)
result = chain_manager.add_block(block_2)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block.block_number,
block_2.block_number)
self.assertEqual(chain_manager.last_block.to_json(),
block_2.to_json())
def test_add_4(self, mock_difficulty_tracker_get):
with set_qrl_dir('wallet_ver1'):
with State() as state:
with mocked_genesis() as custom_genesis:
chain_manager = ChainManager(state)
chain_manager._difficulty_tracker = Mock()
tmp_difficulty = StringToUInt256('2')
tmp_target = DifficultyTracker.get_target(tmp_difficulty)
mock_difficulty_tracker_get.return_value = [
tmp_difficulty, tmp_target
]
alice_xmss = get_alice_xmss()
slave_xmss = XMSS(
XmssFast(alice_xmss.seed, alice_xmss.height))
random_xmss1 = get_random_xmss()
random_kyber1 = Kyber()
random_dilithium1 = Dilithium()
random_xmss2 = get_random_xmss()
random_kyber2 = Kyber()
random_dilithium2 = Dilithium()
message = b'Hello World How are you?'
prf512_seed = b'10192'
custom_genesis.genesis_balance.extend([
qrl_pb2.GenesisBalance(address=random_xmss1.address,
balance=65000000000000000)
])
custom_genesis.genesis_balance.extend([
qrl_pb2.GenesisBalance(address=random_xmss2.address,
balance=65000000000000000)
])
chain_manager.load(custom_genesis)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948
lattice_public_key_txn = LatticePublicKey.create(
fee=1,
kyber_pk=random_kyber1.getPK(),
dilithium_pk=random_dilithium1.getPK(),
xmss_pk=random_xmss1.pk)
lattice_public_key_txn._data.nonce = 1
lattice_public_key_txn.sign(random_xmss1)
genesis_block = GenesisBlock()
tmp_block1 = Block.create(
block_number=1,
prev_block_headerhash=genesis_block.headerhash,
prev_block_timestamp=genesis_block.timestamp,
transactions=[lattice_public_key_txn],
miner_address=slave_xmss.address)
# Mine the nonce
while not PoWValidator().validate_mining_nonce(
state, tmp_block1.blockheader, False):
tmp_block1.set_nonces(tmp_block1.mining_nonce + 1,
0)
res = chain_manager.add_block(block=tmp_block1)
self.assertTrue(res)
# Need to move forward the time to align with block times
time_mock.return_value += config.dev.minimum_minting_delay * 2
encrypted_eph_message = create_ephemeral_channel(
msg_id=lattice_public_key_txn.txhash,
ttl=time_mock.return_value,
ttr=0,
addr_from=random_xmss2.address,
kyber_pk=random_kyber2.getPK(),
kyber_sk=random_kyber2.getSK(),
receiver_kyber_pk=random_kyber1.getPK(),
dilithium_pk=random_dilithium2.getPK(),
dilithium_sk=random_dilithium2.getSK(),
prf512_seed=prf512_seed,
data=message,
nonce=1)
chain_manager.state.update_ephemeral(
encrypted_eph_message)
eph_metadata = chain_manager.state.get_ephemeral_metadata(
lattice_public_key_txn.txhash)
# Decrypting Payload
encrypted_eph_message = eph_metadata.encrypted_ephemeral_message_list[
0]
encrypted_payload = encrypted_eph_message.payload
random_kyber1.kem_decode(
encrypted_eph_message.channel.enc_aes256_symkey)
aes_key = bytes(random_kyber1.getMyKey())
myAES = AES(aes_key)
decrypted_payload = myAES.decrypt(encrypted_payload)
ephemeral_channel_payload = EphemeralChannelPayload.from_json(
decrypted_payload)
self.assertEqual(ephemeral_channel_payload.prf512_seed,
b'10192')
self.assertEqual(ephemeral_channel_payload.data,
b'Hello World How are you?')
# TODO (cyyber): Add Ephemeral Testing code using Naive RNG
tmp_block2 = Block.create(
block_number=2,
prev_block_headerhash=tmp_block1.headerhash,
prev_block_timestamp=tmp_block1.timestamp,
transactions=[],
miner_address=slave_xmss.address)
# Mine the nonce
while not PoWValidator().validate_mining_nonce(
state, tmp_block2.blockheader, False):
tmp_block2.set_nonces(tmp_block2.mining_nonce + 1,
0)
res = chain_manager.add_block(block=tmp_block2)
self.assertTrue(res)
# Need to move forward the time to align with block times
time_mock.return_value += config.dev.minimum_minting_delay * 2
tmp_block3 = Block.create(
block_number=3,
prev_block_headerhash=tmp_block2.headerhash,
prev_block_timestamp=tmp_block1.timestamp,
transactions=[],
miner_address=slave_xmss.address)
# Mine the nonce
while not PoWValidator().validate_mining_nonce(
state, tmp_block3.blockheader, False):
tmp_block3.set_nonces(tmp_block3.mining_nonce + 1,
0)
res = chain_manager.add_block(block=tmp_block3)
self.assertTrue(res)
time_mock.return_value += config.dev.minimum_minting_delay
tmp_block4 = Block.create(
block_number=4,
prev_block_headerhash=tmp_block3.headerhash,
prev_block_timestamp=tmp_block1.timestamp,
transactions=[],
miner_address=slave_xmss.address)
# Mine the nonce
while not PoWValidator().validate_mining_nonce(
state, tmp_block4.blockheader, False):
tmp_block4.set_nonces(tmp_block4.mining_nonce + 1,
0)
res = chain_manager.add_block(block=tmp_block4)
self.assertTrue(res)
address_state = chain_manager.get_address(
random_xmss1.address)
self.assertEqual(
address_state.latticePK_list[0].kyber_pk,
lattice_public_key_txn.kyber_pk)
self.assertEqual(
address_state.latticePK_list[0].dilithium_pk,
lattice_public_key_txn.dilithium_pk)
self.assertEqual(address_state.address,
lattice_public_key_txn.addr_from)
random_xmss1_state = chain_manager.get_address(
random_xmss1.address)
self.assertEqual(64999999999999999,
random_xmss1_state.balance)
def test_add_block(self):
"""
Testing add_block, with fork logic
:return:
"""
with set_data_dir('no_data'):
with State() as state:
state.get_measurement = MagicMock(return_value=10000000)
alice_xmss = get_alice_xmss()
bob_xmss = get_bob_xmss()
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_boundary = dt.get_boundary(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(return_value=(tmp_difficulty, tmp_boundary))
block = state.get_block(genesis_block.headerhash)
self.assertIsNotNone(block)
slave_tx = SlaveTransaction.create(addr_from=alice_xmss.get_address(),
slave_pks=[bob_xmss.pk()],
access_types=[0],
fee=0,
xmss_pk=alice_xmss.pk(),
xmss_ots_index=alice_xmss.get_index())
slave_tx.sign(alice_xmss)
slave_tx._data.nonce = 2
self.assertTrue(slave_tx.validate())
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948 # Very high to get an easy difficulty
block_1 = Block.create(mining_nonce=10,
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[slave_tx],
signing_xmss=alice_xmss,
master_address=alice_xmss.get_address(),
nonce=1)
while not chain_manager.validate_mining_nonce(block_1, False):
block_1.set_mining_nonce(block_1.mining_nonce + 1)
result = chain_manager.add_block(block_1)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
alice_state = chain_manager.get_address(alice_xmss.get_address())
self.assertEqual(len(alice_state.slave_pks_access_type), 1)
self.assertTrue(str(bob_xmss.pk()) in alice_state.slave_pks_access_type)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1715270948 # Very high to get an easy difficulty
block = Block.create(mining_nonce=15,
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
signing_xmss=bob_xmss,
master_address=bob_xmss.get_address(),
nonce=1)
while not chain_manager.validate_mining_nonce(block, False):
block.set_mining_nonce(block.mining_nonce + 1)
result = chain_manager.add_block(block)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
block = state.get_block(block.headerhash)
self.assertIsNotNone(block)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1815270948 # Very high to get an easy difficulty
block_2 = Block.create(mining_nonce=15,
block_number=2,
prevblock_headerhash=block.headerhash,
transactions=[],
signing_xmss=bob_xmss,
master_address=bob_xmss.get_address(),
nonce=2)
while not chain_manager.validate_mining_nonce(block_2, False):
block_2.set_mining_nonce(block_2.mining_nonce + 1)
result = chain_manager.add_block(block_2)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block.block_number, block_2.block_number)
self.assertEqual(chain_manager.last_block.to_json(), block_2.to_json())
def test_orphan_block(self):
"""
Testing add_block logic in case of orphan_blocks
:return:
"""
with mock.patch('qrl.core.config.DevConfig') as devconfig:
devconfig.genesis_difficulty = 2
devconfig.minimum_minting_delay = 10
with set_data_dir('no_data'):
with State() as state: # FIXME: Move state to temporary directory
state.get_measurement = MagicMock(return_value=10000000)
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_boundary = dt.get_boundary(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(return_value=(tmp_difficulty, tmp_boundary))
block = state.get_block(genesis_block.headerhash)
self.assertIsNotNone(block)
alice_xmss = get_alice_xmss()
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948 # Very high to get an easy difficulty
block_1 = Block.create(mining_nonce=10,
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
signing_xmss=alice_xmss,
master_address=alice_xmss.get_address(),
nonce=1)
block_1.set_mining_nonce(10)
while not chain_manager.validate_mining_nonce(block_1, False):
block_1.set_mining_nonce(block_1.mining_nonce + 1)
result = chain_manager.add_block(block_1)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
bob_xmss = get_bob_xmss()
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948 + devconfig.minimum_minting_delay * 2
block = Block.create(mining_nonce=18,
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
signing_xmss=bob_xmss,
master_address=bob_xmss.get_address(),
nonce=1)
block.set_mining_nonce(18)
while not chain_manager.validate_mining_nonce(block, False):
block.set_mining_nonce(block.mining_nonce + 1)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948 + devconfig.minimum_minting_delay * 3
block_2 = Block.create(mining_nonce=17,
block_number=2,
prevblock_headerhash=block.headerhash,
transactions=[],
signing_xmss=bob_xmss,
master_address=bob_xmss.get_address(),
nonce=2)
block_2.set_mining_nonce(17)
result = chain_manager.add_block(block_2)
self.assertTrue(result)
result = chain_manager.add_block(block)
self.assertTrue(result)
block = state.get_block(block.headerhash)
self.assertIsNotNone(block)
self.assertEqual(chain_manager.last_block.block_number, block_1.block_number)
self.assertEqual(chain_manager.last_block.headerhash, block_1.headerhash)
def test_multi_output_transaction_add_block(self):
with set_data_dir('no_data'):
with State() as state:
state.get_measurement = MagicMock(return_value=10000000)
alice_xmss = get_alice_xmss()
bob_xmss = get_bob_xmss()
random_xmss = get_random_xmss()
transfer_transaction = TransferTransaction.create(
addr_from=bob_xmss.address,
addrs_to=[alice_xmss.address, random_xmss.address],
amounts=[
40 * int(config.dev.shor_per_quanta),
59 * int(config.dev.shor_per_quanta)
],
fee=1 * config.dev.shor_per_quanta,
xmss_pk=bob_xmss.pk)
transfer_transaction._data.nonce = 1
transfer_transaction.sign(bob_xmss)
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_boundary = dt.get_target(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(
return_value=(tmp_difficulty, tmp_boundary))
block = state.get_block(genesis_block.headerhash)
self.assertIsNotNone(block)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1615270948 # Very high to get an easy difficulty
block_1 = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[transfer_transaction],
signing_xmss=alice_xmss,
master_address=alice_xmss.address,
nonce=1)
while not PoWValidator().validate_mining_nonce(
state, block_1.blockheader, False):
block_1.set_mining_nonce(block_1.mining_nonce + 1)
result = chain_manager.add_block(block_1)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
bob_addr_state = state.get_address(bob_xmss.address)
alice_addr_state = state.get_address(alice_xmss.address)
random_addr_state = state.get_address(random_xmss.address)
self.assertEqual(bob_addr_state.balance, 0)
self.assertEqual(
alice_addr_state.balance,
140 * int(config.dev.shor_per_quanta) +
block_1.block_reward + block_1.fee_reward)
self.assertEqual(random_addr_state.balance,
159 * int(config.dev.shor_per_quanta))
def test_orphan_block(self):
"""
Testing add_block logic in case of orphan_blocks
:return:
"""
with mock.patch('qrl.core.config.DevConfig') as devconfig:
devconfig.genesis_difficulty = 2
devconfig.minimum_minting_delay = 10
with set_data_dir('no_data'):
with State(
) as state: # FIXME: Move state to temporary directory
state.get_measurement = MagicMock(return_value=10000000)
genesis_block = GenesisBlock()
chain_manager = ChainManager(state)
chain_manager.load(genesis_block)
chain_manager._difficulty_tracker = Mock()
dt = DifficultyTracker()
tmp_difficulty = StringToUInt256('2')
tmp_boundary = dt.get_target(tmp_difficulty)
chain_manager._difficulty_tracker.get = MagicMock(
return_value=(tmp_difficulty, tmp_boundary))
block = state.get_block(genesis_block.headerhash)
self.assertIsNotNone(block)
alice_xmss = get_alice_xmss()
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1519601174 # Very high to get an easy difficulty
block_1 = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
signing_xmss=alice_xmss,
master_address=alice_xmss.address,
nonce=1)
block_1.set_mining_nonce(10)
while not PoWValidator().validate_mining_nonce(
state, block_1.blockheader, False):
block_1.set_mining_nonce(block_1.mining_nonce + 1)
result = chain_manager.add_block(block_1)
self.assertTrue(result)
self.assertEqual(chain_manager.last_block, block_1)
bob_xmss = get_bob_xmss()
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1519601174 + devconfig.minimum_minting_delay * 2
block = Block.create(
block_number=1,
prevblock_headerhash=genesis_block.headerhash,
transactions=[],
signing_xmss=bob_xmss,
master_address=bob_xmss.address,
nonce=1)
block.set_mining_nonce(18)
while not PoWValidator().validate_mining_nonce(
state, block.blockheader, False):
block.set_mining_nonce(block.mining_nonce + 1)
with mock.patch('qrl.core.misc.ntp.getTime') as time_mock:
time_mock.return_value = 1519601174 + devconfig.minimum_minting_delay * 3
block_2 = Block.create(
block_number=2,
prevblock_headerhash=block.headerhash,
transactions=[],
signing_xmss=bob_xmss,
master_address=bob_xmss.address,
nonce=2)
block_2.set_mining_nonce(10)
result = chain_manager.add_block(block_2)
self.assertTrue(result)
result = chain_manager.add_block(block)
self.assertTrue(result)
block = state.get_block(block.headerhash)
self.assertIsNotNone(block)
self.assertEqual(chain_manager.last_block.block_number,
block_2.block_number)
self.assertEqual(chain_manager.last_block.headerhash,
block_2.headerhash)
