def test_close_settled(client: Client, channel_manager: ChannelManager,
web3: Web3, wait_for_blocks):
sender = client.context.address
receiver = channel_manager.receiver
channel = client.open_channel(receiver, 10)
wait_for_blocks(channel_manager.n_confirmations + 1)
channel_manager.register_payment(sender, channel.block, 2,
encode_hex(channel.create_transfer(2)))
receiver_sig = channel_manager.sign_close(sender, channel.block, 2)
channel.close_cooperatively(receiver_sig)
wait_for_blocks(channel_manager.n_confirmations + 1)
channel_manager.stop() # don't update state from this point on
channel_manager.join()
state = channel_manager.state
tx_count_before = web3.eth.getTransactionCount(receiver)
close_open_channels(channel_manager.private_key,
state,
channel_manager.channel_manager_contract,
wait=lambda: wait_for_blocks(1))
tx_count_after = web3.eth.getTransactionCount(receiver)
assert tx_count_after == tx_count_before
wait_for_blocks(1)
def test_close_valid_close(client: Client, channel_manager: ChannelManager,
web3: Web3, wait_for_blocks):
sender = client.context.address
receiver = channel_manager.receiver
channel = client.open_channel(receiver, 10)
wait_for_blocks(channel_manager.n_confirmations + 1)
channel_manager.register_payment(sender, channel.block, 2,
encode_hex(channel.create_transfer(2)))
channel.close()
channel_manager.stop() # don't update state from this point on
channel_manager.join()
state = channel_manager.state
tx_count_before = web3.eth.getTransactionCount(receiver)
close_open_channels(channel_manager.private_key,
state,
channel_manager.channel_manager_contract,
wait=lambda: wait_for_blocks(1))
tx_count_after = web3.eth.getTransactionCount(receiver)
assert tx_count_after == tx_count_before + 1
with pytest.raises((BadFunctionCallOutput, TransactionFailed)):
channel_id = (channel.sender, channel.receiver, channel.block)
channel_manager.channel_manager_contract.call().getChannelInfo(
*channel_id)
wait_for_blocks(1)
def test_close_invalid_close(client, channel_manager, web3, wait_for_blocks):
sender = client.account
receiver = channel_manager.receiver
channel = client.open_channel(receiver, 10)
wait_for_blocks(channel_manager.n_confirmations + 1)
channel_manager.register_payment(sender, channel.block, 2,
encode_hex(channel.create_transfer(2)))
# cheat
channel.update_balance(0)
channel.create_transfer(1)
channel.close()
channel_manager.stop() # don't update state from this point on
channel_manager.join()
state = channel_manager.state
contract_proxy = channel_manager.contract_proxy
tx_count_before = web3.eth.getTransactionCount(receiver)
close_open_channels(state,
contract_proxy,
10,
wait=lambda: wait_for_blocks(1))
tx_count_after = web3.eth.getTransactionCount(receiver)
assert tx_count_after == tx_count_before + 1
with pytest.raises((BadFunctionCallOutput, TransactionFailed)):
channel_id = (channel.sender, channel.receiver, channel.block)
contract_proxy.contract.call().getChannelInfo(*channel_id)
wait_for_blocks(1)