def test_hdkd_hard_path(self):
mnemonic = 'old leopard transfer rib spatial phone calm indicate online fire caution review'
derivation_address = '5FEiH8iuDUw271xbqWTWuB6WrDjv5dnCeDX1CyHubAniXDNN'
derivation_path = '//Alice'
derived_keypair = Keypair.create_from_uri(mnemonic + derivation_path)
self.assertEqual(derivation_address, derived_keypair.ss58_address)
def test_get_stake_for_uid___has_no_stake(setup_chain):
hotkeypair = Keypair.create_from_mnemonic(Keypair.generate_mnemonic())
coldkeypair = Keypair.create_from_uri('//Alice')
wallet = generate_wallet(coldkey_pair=coldkeypair, hotkey_pair=hotkeypair)
subtensor = connect(setup_chain)
subscribe(subtensor, wallet)
uid = subtensor.get_uid_for_pubkey(hotkeypair.public_key)
result = subtensor.get_stake_for_uid(uid)
assert int(result) == 0
def test_transfer_success(setup_chain):
coldkey_alice = Keypair.create_from_uri("//Alice")
coldkey_bob = Keypair.create_from_uri("//Bob")
subtensor = connect(setup_chain)
balance_alice_pre = subtensor.get_balance(coldkey_alice.ss58_address)
balance_bob_pre = subtensor.get_balance(coldkey_bob.ss58_address)
wallet_alice = generate_wallet(coldkey_pair=coldkey_alice)
result = subtensor.transfer(wallet=wallet_alice,
dest=coldkey_bob.ss58_address,
amount=Balance(10_000),
wait_for_finalization=True,
timeout=30)
assert result is True
balance_alice_post = subtensor.get_balance(coldkey_alice.ss58_address)
balance_bob_post = subtensor.get_balance(coldkey_bob.ss58_address)
assert int(balance_alice_post) < int(
balance_alice_pre) - 10000 # Because of variable transaction fees
assert int(balance_bob_post) == int(balance_bob_pre) + 10000
def test_unstake_success(setup_chain):
coldkeypair = Keypair.create_from_uri('//Alice')
hotkey_pair = Keypair.create_from_mnemonic(Keypair.generate_mnemonic())
wallet = generate_wallet(coldkey_pair=coldkeypair, hotkey_pair=hotkey_pair)
subtensor = connect(setup_chain)
subtensor.is_connected()
subscribe(subtensor, wallet)
# Get the balance for the cold key, we use this for later comparison
balance_pre = int(subtensor.get_balance(coldkeypair.public_key))
add_stake(subtensor, wallet, Balance(4000))
# Determine the cost of the add_stake transaction
balance_post = int(subtensor.get_balance(coldkeypair.public_key))
transaction_fee_add_stake = balance_pre - balance_post - 4000
logger.error("Trans_fee add_stake: {}", transaction_fee_add_stake)
# unstake incurs a transaction fee that is added to the block reward
result = subtensor.unstake(amount=Balance(3000),
wallet=wallet,
hotkey_id=hotkey_pair.public_key,
wait_for_finalization=True,
timeout=30)
assert result is True
transaction_fee_unstake = balance_post - int(
subtensor.get_balance(coldkeypair.public_key)) + 3000
logger.error("Trans_fee add_stake: {}", transaction_fee_unstake)
assert int(transaction_fee_unstake) == TRANSACTION_FEE_UNSTAKE
# At this point, the unstake transaction fee is in the transaction_fee_pool, and will make it into the block
# reward the next block. However, in order to get this reward into the hotkey account of the neuron,
# and emit needs to take place. This is why the expectation does not include the unstake transaction fee
uid = subtensor.get_uid_for_pubkey(hotkey_pair.public_key)
stake = subtensor.get_stake_for_uid(uid)
expectation = 1000 + (3 * BLOCK_REWARD) + TRANSACTION_FEE_ADD_STAKE
assert int(stake) == expectation
def test_add_stake_success(setup_chain):
coldkeypair = Keypair.create_from_uri("//Alice")
hotkeypair = Keypair.create_from_mnemonic(Keypair.generate_mnemonic())
wallet = generate_wallet(coldkey_pair=coldkeypair, hotkey_pair=hotkeypair)
subtensor = connect(setup_chain)
subtensor.is_connected()
# Subscibe the hotkey using Alice's cold key, which has TAO
subscribe(subtensor, wallet)
uid = subtensor.get_uid_for_pubkey(hotkeypair.public_key)
assert uid is not None
#Verify the node has 0 stake
result = subtensor.get_stake_for_uid(uid)
assert int(result) == int(Balance(0))
# Get balance
balance_pre = subtensor.get_balance(coldkeypair.ss58_address)
# Timeout is 30, because 3 * blocktime does not work.
result = subtensor.add_stake(wallet,
Balance(4000),
hotkeypair.public_key,
wait_for_finalization=True,
timeout=30)
assert result == True
# Check if the amount of stake ends up in the hotkey account
result = subtensor.get_stake_for_uid(uid)
assert int(result) == int(Balance(4000))
# Check if the balances had reduced by the amount of stake + the transaction fee for the staking operation
balance_post = subtensor.get_balance(coldkeypair.ss58_address)
assert int(balance_post) == int(balance_pre) - (4000 +
TRANSACTION_FEE_ADD_STAKE)
def test_get_balance_success(setup_chain):
hotkey_pair = Keypair.create_from_uri('//Alice')
subtensor = connect(setup_chain)
subtensor.is_connected()
result = subtensor.get_balance(hotkey_pair.ss58_address)
assert int(result) == pow(10, 9)