def test_get_handle_transaction_cosmwasm():
"""Test the get deploy transaction method."""
cc2 = CosmosCrypto()
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
handle_msg = "handle_msg"
sender_address = cc2.address
contract_address = "contract_address"
tx_fee = 1
amount = 10
handle_transaction = cosmos_api.get_handle_transaction(
sender_address, contract_address, handle_msg, amount, tx_fee)
assert type(handle_transaction) == dict and len(handle_transaction) == 6
assert "account_number" in handle_transaction
assert "chain_id" in handle_transaction
assert "fee" in handle_transaction and handle_transaction["fee"] == {
"amount": [{
"denom": "atestfet",
"amount": "{}".format(tx_fee)
}],
"gas": "80000",
}
assert "memo" in handle_transaction
assert "msgs" in handle_transaction and len(
handle_transaction["msgs"]) == 1
msg = handle_transaction["msgs"][0]
assert "type" in msg and msg["type"] == "wasm/execute"
assert ("value" in msg and msg["value"]["sender"] == sender_address
and msg["value"]["contract"] == contract_address
and msg["value"]["msg"] == handle_msg
and msg["value"]["sent_funds"] == [{
"denom": "atestfet",
"amount": str(amount)
}])
assert "sequence" in handle_transaction
def test_transfer():
"""Test transfer of wealth."""
def try_transact(cc1, cc2, amount) -> str:
attempts = 0
while attempts < 3:
fee = 1000
tx_digest = cosmos_api.transfer(cc1, cc2.address, amount, fee)
assert tx_digest is not None, "Failed to submit transfer!"
not_settled = True
elapsed_time = 0
while not_settled and elapsed_time < 20:
elapsed_time += 2
time.sleep(2)
is_settled = cosmos_api.is_transaction_settled(tx_digest)
not_settled = not is_settled
is_settled = cosmos_api.is_transaction_settled(tx_digest)
if is_settled:
attempts = 3
else:
attempts += 1
assert is_settled, "Failed to complete tx on 3 attempts!"
return tx_digest
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
cc1 = CosmosCrypto(private_key_path=COSMOS_PRIVATE_KEY_PATH)
cc2 = CosmosCrypto()
amount = 10000
tx_digest = try_transact(cc1, cc2, amount)
# TODO remove requirement for "" tx nonce stub
is_valid = cosmos_api.is_transaction_valid(tx_digest, cc2.address,
cc1.address, "", amount)
assert is_valid, "Failed to settle tx correctly!"
def test_get_deploy_transaction_cosmwasm():
"""Test the get deploy transaction method."""
cc2 = CosmosCrypto()
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
contract_interface = {"wasm_byte_code": b""}
deployer_address = cc2.address
deploy_transaction = cosmos_api.get_deploy_transaction(
contract_interface, deployer_address)
assert type(deploy_transaction) == dict and len(deploy_transaction) == 6
assert "account_number" in deploy_transaction
assert "chain_id" in deploy_transaction
assert "fee" in deploy_transaction and deploy_transaction["fee"] == {
"amount": [{
"amount": "0",
"denom": "atestfet"
}],
"gas": "80000",
}
assert "memo" in deploy_transaction
assert "msgs" in deploy_transaction and len(
deploy_transaction["msgs"]) == 1
msg = deploy_transaction["msgs"][0]
assert "type" in msg and msg["type"] == "wasm/store-code"
assert ("value" in msg and msg["value"]["sender"] == deployer_address
and msg["value"]["wasm_byte_code"]
== contract_interface["wasm_byte_code"])
assert "sequence" in deploy_transaction
def test_format_default():
"""Test if default CosmosSDK transaction is correctly formated."""
account = CosmosCrypto()
cc2 = CosmosCrypto()
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
amount = 10000
transfer_transaction = cosmos_api.get_transfer_transaction(
sender_address=account.address,
destination_address=cc2.address,
amount=amount,
tx_fee=1000,
tx_nonce="something",
)
signed_transaction = cc2.sign_transaction(transfer_transaction)
assert "tx" in signed_transaction
assert "signatures" in signed_transaction["tx"]
assert len(signed_transaction["tx"]["signatures"]) == 1
assert "pub_key" in signed_transaction["tx"]["signatures"][0]
assert "value" in signed_transaction["tx"]["signatures"][0]["pub_key"]
base64_pbk = signed_transaction["tx"]["signatures"][0]["pub_key"]["value"]
assert "signature" in signed_transaction["tx"]["signatures"][0]
signature = signed_transaction["tx"]["signatures"][0]["signature"]
default_formated_transaction = cc2.format_default_transaction(
transfer_transaction, signature, base64_pbk)
# Compare default formatted transaction with signed transaction
assert signed_transaction == default_formated_transaction
def test_get_balance():
"""Test the balance is zero for a new account."""
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
cc = CosmosCrypto()
balance = cosmos_api.get_balance(cc.address)
assert balance == 0, "New account has a positive balance."
balance = get_wealth(cc.address)
assert balance > 0, "Existing account has no balance."
def test_get_balance():
"""Test the balance is zero for a new account."""
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
cc = CosmosCrypto()
balance = cosmos_api.get_balance(cc.address)
assert balance == 0, "New account has a positive balance."
cc = CosmosCrypto(private_key_path=COSMOS_PRIVATE_KEY_PATH)
balance = cosmos_api.get_balance(cc.address)
assert balance > 0, "Existing account has no balance."
def test_send_signed_transaction_wasm_transaction():
"""Test the send_signed_transaction method for a wasm transaction."""
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
tx_signed = {"value": {"msg": [{"type": "wasm/store-code"}]}}
with mock.patch.object(cosmos_api,
"try_execute_wasm_transaction",
return_value="digest"):
result = cosmos_api.send_signed_transaction(tx_signed=tx_signed)
assert result == "digest"
def test_try_execute_wasm_transaction():
"""Test the execute wasm query method."""
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
process_mock = mock.Mock()
output = "output".encode("ascii")
attrs = {"communicate.return_value": (output, "error")}
process_mock.configure_mock(**attrs)
with mock.patch("subprocess.Popen", return_value=process_mock):
result = cosmos_api.try_execute_wasm_transaction(
tx_signed="signed_transaction")
assert result == output.decode("ascii")
def get_wealth(address: str):
"""Get wealth for test."""
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
CosmosFaucetApi().get_wealth(address)
balance = 0
timeout = 0
while timeout < 40 and balance == 0:
time.sleep(1)
timeout += 1
_balance = cosmos_api.get_balance(address)
balance = _balance if _balance is not None else 0
return balance
def test_sign_and_recover_message_public_key():
"""Test the signing and the recovery function for the eth_crypto."""
account = CosmosCrypto(COSMOS_PRIVATE_KEY_PATH)
sign_bytes = account.sign_message(message=b"hello")
assert len(sign_bytes) > 0, "The len(signature) must not be 0"
recovered_public_keys = CosmosApi.recover_public_keys_from_message(
message=b"hello", signature=sign_bytes)
assert len(
recovered_public_keys) == 2, "Wrong number of public keys recovered."
assert (CosmosApi.get_address_from_public_key(
recovered_public_keys[0]) == account.address
), "Failed to recover the correct address."
def test_generate_nonce():
"""Test generate nonce."""
nonce = CosmosApi.generate_tx_nonce(
seller="some_seller_addr", client="some_buyer_addr"
)
assert len(nonce) > 0 and int(
nonce, 16
), "The len(nonce) must not be 0 and must be hex"
def test_sign_and_recover_message():
"""Test the signing and the recovery of a message."""
account = CosmosCrypto(COSMOS_PRIVATE_KEY_PATH)
sign_bytes = account.sign_message(message=b"hello")
assert len(sign_bytes) > 0, "The len(signature) must not be 0"
recovered_addresses = CosmosApi.recover_message(message=b"hello",
signature=sign_bytes)
assert (account.address
in recovered_addresses), "Failed to recover the correct address."
def test_construct_sign_and_submit_transfer_transaction():
"""Test the construction, signing and submitting of a transfer transaction."""
account = CosmosCrypto()
balance = get_wealth(account.address)
assert balance > 0, "Failed to fund account."
cc2 = CosmosCrypto()
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
amount = 10000
assert amount < balance, "Not enough funds."
transfer_transaction = cosmos_api.get_transfer_transaction(
sender_address=account.address,
destination_address=cc2.address,
amount=amount,
tx_fee=1000,
tx_nonce="something",
)
assert (isinstance(transfer_transaction, dict)
and len(transfer_transaction)
== 6), "Incorrect transfer_transaction constructed."
signed_transaction = account.sign_transaction(transfer_transaction)
assert (isinstance(signed_transaction, dict)
and len(signed_transaction["tx"]) == 4
and isinstance(signed_transaction["tx"]["signatures"],
list)), "Incorrect signed_transaction constructed."
transaction_digest = cosmos_api.send_signed_transaction(signed_transaction)
assert transaction_digest is not None, "Failed to submit transfer transaction!"
not_settled = True
elapsed_time = 0
while not_settled and elapsed_time < 20:
elapsed_time += 1
time.sleep(2)
transaction_receipt = cosmos_api.get_transaction_receipt(
transaction_digest)
if transaction_receipt is None:
continue
is_settled = cosmos_api.is_transaction_settled(transaction_receipt)
not_settled = not is_settled
assert transaction_receipt is not None, "Failed to retrieve transaction receipt."
assert is_settled, "Failed to verify tx!"
tx = cosmos_api.get_transaction(transaction_digest)
is_valid = cosmos_api.is_transaction_valid(tx, cc2.address,
account.address, "", amount)
assert is_valid, "Failed to settle tx correctly!"
assert tx == transaction_receipt, "Should be same!"
def test_get_init_transaction_cosmwasm():
"""Test the get deploy transaction method."""
cc2 = CosmosCrypto()
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
init_msg = "init_msg"
code_id = 1
deployer_address = cc2.address
tx_fee = 1
amount = 10
deploy_transaction = cosmos_api.get_init_transaction(
deployer_address, code_id, init_msg, amount, tx_fee)
assert type(deploy_transaction) == dict and len(deploy_transaction) == 6
assert "account_number" in deploy_transaction
assert "chain_id" in deploy_transaction
assert "fee" in deploy_transaction and deploy_transaction["fee"] == {
"amount": [{
"denom": "atestfet",
"amount": "{}".format(tx_fee)
}],
"gas": "80000",
}
assert "memo" in deploy_transaction
assert "msgs" in deploy_transaction and len(
deploy_transaction["msgs"]) == 1
msg = deploy_transaction["msgs"][0]
assert "type" in msg and msg["type"] == "wasm/instantiate"
assert ("value" in msg and msg["value"]["sender"] == deployer_address
and msg["value"]["code_id"] == str(code_id)
and msg["value"]["label"] == ""
and msg["value"]["init_msg"] == init_msg
and msg["value"]["init_funds"] == [{
"denom": "atestfet",
"amount": str(amount)
}])
assert "sequence" in deploy_transaction
def _instantiate_api(identifier: str, config: Dict[str, Union[str, int]]) -> LedgerApi:
"""
Instantiate a ledger api.
:param identifier: the ledger identifier
:param config: the config of the api
:return: the ledger api
"""
retry = 0
is_connected = False
while retry < MAX_CONNECTION_RETRY:
if identifier not in SUPPORTED_LEDGER_APIS:
raise ValueError(
"Unsupported identifier {} in ledger apis.".format(identifier)
)
try:
if identifier == FetchAIApi.identifier:
api = FetchAIApi(**config) # type: LedgerApi
elif identifier == EthereumApi.identifier:
api = EthereumApi(
cast(str, config["address"]), cast(str, config["gas_price"])
)
elif identifier == CosmosApi.identifier:
api = CosmosApi(**config)
is_connected = True
break
except Exception: # pragma: no cover
retry += 1
logger.debug(
"Connection attempt {} to {} ledger with provided config {} failed.".format(
retry, identifier, config
)
)
time.sleep(0.5)
if not is_connected: # pragma: no cover
logger.error(
"Cannot connect to {} ledger with provided config {} after {} attemps. Giving up!".format(
identifier, config, MAX_CONNECTION_RETRY
)
)
sys.exit(1)
return api
def test_cosmos_api_get_deploy_transaction(*args):
"""Test CosmosApi._get_deploy_transaction."""
cosmos_api = CosmosApi()
assert cosmos_api.get_deploy_transaction(*[Mock()] * 2) is None
def test_load_contract_interface():
"""Test the load_contract_interface method."""
path = Path(ROOT_DIR, "tests", "data", "dummy_contract", "build",
"some.wasm")
result = CosmosApi.load_contract_interface(path)
assert "wasm_byte_code" in result
def test_get_contract_instance():
"""Test the get contract instance method."""
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
assert cosmos_api.get_contract_instance("interface") is None
def test_api_none():
"""Test the "api" of the cryptoApi is none."""
cosmos_api = CosmosApi(**COSMOS_TESTNET_CONFIG)
assert cosmos_api.api is None, "The api property is not None."
def test_api_creation():
"""Test api instantiation."""
assert CosmosApi(**COSMOS_TESTNET_CONFIG), "Failed to initialise the api"
def test_validate_address():
"""Test the is_valid_address functionality."""
account = CosmosCrypto()
assert CosmosApi.is_valid_address(account.address)
assert not CosmosApi.is_valid_address(account.address + "wrong")
def test_cosmos_api_get_transfer_transaction(*args):
"""Test CosmosApi.get_transfer_transaction."""
cosmos_api = CosmosApi()
assert cosmos_api.get_transfer_transaction(*[Mock()] * 7) is None
def test_get_hash():
"""Test the get hash functionality."""
expected_hash = "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824"
hash_ = CosmosApi.get_hash(message=b"hello")
assert expected_hash == hash_
