def init_transaction(client, sender_key_input, receiver_address, amount):
register_transform_event(BalanceTransfer)
loop = get_event_loop()
response = loop.run_until_complete(
client.broadcast_transform(
BalanceTransfer(sender=sender_key_input,
receiver=receiver_address,
amount=int(amount))))
print(response)
def test_balance_transfer_zero_money_error(
dapp_registry: Registry,
key_manager: KeyManager,
):
"""
ARRANGE
"""
#Define fake values for the transform
sender_address = key_manager.generate()
sender_initial_balance = 100
receiver_initial_balance = 100
receiver_address = key_manager.generate()
send_amount = 0
what_is_this_id = str(uuid4())
##Build the Transform
transform = BalanceTransfer(
sender=sender_address,
receiver=receiver_address,
amount=send_amount,
)
#Create a fake state
state = create_state(dapp_registry)
balance_state = state[BalanceModel.fqdn]
#Set Initial Balance for Sender
balance_state[sender_address] = BalanceModel(
balance=sender_initial_balance)
#Set Inital Balance for receiver
balance_state[receiver_address] = BalanceModel(
balance=receiver_initial_balance)
"""
ACT
"""
#Run the Transform
with pytest.raises(InvalidAmountError):
execute_transform(transform, state)
#Define the balance models of the sender and receiver
the_receiver: BalanceModel = balance_state[receiver_address]
the_sender: BalanceModel = balance_state[sender_address]
"""
ASSERT
"""
assert the_receiver.balance == receiver_initial_balance
assert the_sender.balance == sender_initial_balance