cic-internal-integration/apps/cic-eth/tests/unit/eth/test_token.py

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2021-02-01 18:12:51 +01:00
# standard imports
import logging
# third-party imports
import pytest
from cic_registry import CICRegistry
# local imports
from cic_eth.eth.token import TokenTxFactory, unpack_transfer, otx_cache_transfer
from cic_eth.eth.util import unpack_signed_raw_tx
from cic_eth.queue.tx import create as queue_create
from cic_eth.db.models.otx import Otx
from cic_eth.db.models.tx import TxCache
logg = logging.getLogger()
def test_unpack_transfer(
default_chain_spec,
init_w3,
init_rpc,
cic_registry,
bancor_tokens,
bancor_registry,
):
source_token = CICRegistry.get_address(default_chain_spec, bancor_tokens[0])
logg.debug('bancor tokens {} {}'.format(bancor_tokens, source_token))
txf = TokenTxFactory(init_w3.eth.accounts[0], init_rpc)
transfer_tx = txf.transfer(
source_token.address(),
init_w3.eth.accounts[1],
42,
default_chain_spec,
)
s = init_w3.eth.sign_transaction(transfer_tx)
s_bytes = bytes.fromhex(s['raw'][2:])
tx_dict = unpack_signed_raw_tx(s_bytes, default_chain_spec.chain_id())
assert tx_dict['from'] == init_w3.eth.accounts[0]
assert tx_dict['to'] == bancor_tokens[0]
assert tx_dict['value'] == 0
transfer_data = unpack_transfer(tx_dict['data'])
assert transfer_data['to'] == init_w3.eth.accounts[1]
assert transfer_data['amount'] == 42
def test_queue_cache_transfer(
default_chain_spec,
init_w3,
init_rpc,
init_database,
cic_registry,
bancor_tokens,
bancor_registry,
):
source_token = CICRegistry.get_address(default_chain_spec, bancor_tokens[0])
txf = TokenTxFactory(init_w3.eth.accounts[0], init_rpc)
value = 42
transfer_tx = txf.transfer(
source_token.address(),
init_w3.eth.accounts[1],
value,
default_chain_spec,
)
tx_signed = init_w3.eth.sign_transaction(transfer_tx)
tx_hash = init_w3.eth.sendRawTransaction(tx_signed['raw'])
tx_hash_hex = tx_hash.hex()
nonce = int(tx_signed['nonce'][2:], 16)
tx_hash_queue = queue_create(nonce, init_w3.eth.accounts[0], tx_hash_hex, tx_signed['raw'], str(default_chain_spec))
tx_hash_cache = otx_cache_transfer(tx_hash_hex, tx_signed['raw'], str(default_chain_spec))
assert tx_hash_hex == tx_hash_queue
assert tx_hash_hex == tx_hash_cache
session = Otx.create_session()
otx = session.query(Otx).filter(Otx.tx_hash==tx_hash_hex).first()
assert otx.tx_hash == tx_hash_hex
txc = session.query(TxCache).filter(TxCache.otx_id==otx.id).first()
assert txc.sender == init_w3.eth.accounts[0]
assert txc.recipient == init_w3.eth.accounts[1]
assert txc.source_token_address == bancor_tokens[0]
assert txc.destination_token_address == bancor_tokens[0]
assert txc.from_value == value
assert txc.to_value == value