150 lines
4.6 KiB
Python
150 lines
4.6 KiB
Python
from random import (
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randint,
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)
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import pytest
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import eth_utils
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from tests.contracts.conftest import (
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DEPOSIT_CONTRACT_TREE_DEPTH,
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FULL_DEPOSIT_AMOUNT,
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MIN_DEPOSIT_AMOUNT,
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)
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from eth2spec.phase0.spec import (
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DepositData,
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)
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from eth2spec.utils.hash_function import hash
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from eth2spec.utils.ssz.ssz_typing import List
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from eth2spec.utils.ssz.ssz_impl import (
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hash_tree_root,
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)
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@pytest.fixture
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def deposit_input():
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"""
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pubkey: bytes[48]
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withdrawal_credentials: bytes[32]
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signature: bytes[96]
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"""
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return (
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b'\x11' * 48,
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b'\x22' * 32,
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b'\x33' * 96,
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)
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@pytest.mark.parametrize(
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'success,deposit_amount',
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[
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(True, FULL_DEPOSIT_AMOUNT),
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(True, MIN_DEPOSIT_AMOUNT),
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(False, MIN_DEPOSIT_AMOUNT - 1),
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(True, FULL_DEPOSIT_AMOUNT + 1)
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]
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)
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def test_deposit_amount(registration_contract,
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w3,
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success,
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deposit_amount,
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assert_tx_failed,
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deposit_input):
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call = registration_contract.functions.deposit(*deposit_input)
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if success:
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assert call.transact({"value": deposit_amount * eth_utils.denoms.gwei})
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else:
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assert_tx_failed(
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lambda: call.transact({"value": deposit_amount * eth_utils.denoms.gwei})
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)
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@pytest.mark.parametrize(
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'invalid_pubkey,invalid_withdrawal_credentials,invalid_signature,success',
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[
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(False, False, False, True),
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(True, False, False, False),
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(False, True, False, False),
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(False, False, True, False),
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]
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)
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def test_deposit_inputs(registration_contract,
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w3,
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assert_tx_failed,
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deposit_input,
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invalid_pubkey,
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invalid_withdrawal_credentials,
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invalid_signature,
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success):
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pubkey = deposit_input[0][2:] if invalid_pubkey else deposit_input[0]
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if invalid_withdrawal_credentials: # this one is different to satisfy linter
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withdrawal_credentials = deposit_input[1][2:]
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else:
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withdrawal_credentials = deposit_input[1]
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signature = deposit_input[2][2:] if invalid_signature else deposit_input[2]
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call = registration_contract.functions.deposit(
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pubkey,
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withdrawal_credentials,
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signature,
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)
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if success:
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assert call.transact({"value": FULL_DEPOSIT_AMOUNT * eth_utils.denoms.gwei})
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else:
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assert_tx_failed(
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lambda: call.transact({"value": FULL_DEPOSIT_AMOUNT * eth_utils.denoms.gwei})
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)
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def test_deposit_event_log(registration_contract, a0, w3, deposit_input):
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log_filter = registration_contract.events.DepositEvent.createFilter(
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fromBlock='latest',
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)
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deposit_amount_list = [randint(MIN_DEPOSIT_AMOUNT, FULL_DEPOSIT_AMOUNT * 2) for _ in range(3)]
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for i in range(3):
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registration_contract.functions.deposit(
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*deposit_input,
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).transact({"value": deposit_amount_list[i] * eth_utils.denoms.gwei})
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logs = log_filter.get_new_entries()
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assert len(logs) == 1
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log = logs[0]['args']
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assert log['pubkey'] == deposit_input[0]
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assert log['withdrawal_credentials'] == deposit_input[1]
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assert log['amount'] == deposit_amount_list[i].to_bytes(8, 'little')
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assert log['signature'] == deposit_input[2]
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assert log['index'] == i.to_bytes(8, 'little')
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def test_deposit_tree(registration_contract, w3, assert_tx_failed, deposit_input):
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log_filter = registration_contract.events.DepositEvent.createFilter(
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fromBlock='latest',
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)
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deposit_amount_list = [randint(MIN_DEPOSIT_AMOUNT, FULL_DEPOSIT_AMOUNT * 2) for _ in range(10)]
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deposit_data_list = []
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for i in range(0, 10):
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tx_hash = registration_contract.functions.deposit(
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*deposit_input,
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).transact({"value": deposit_amount_list[i] * eth_utils.denoms.gwei})
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receipt = w3.eth.getTransactionReceipt(tx_hash)
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print("deposit transaction consumes %d gas" % receipt['gasUsed'])
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logs = log_filter.get_new_entries()
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assert len(logs) == 1
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log = logs[0]['args']
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assert log["index"] == i.to_bytes(8, 'little')
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deposit_data_list.append(DepositData(
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pubkey=deposit_input[0],
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withdrawal_credentials=deposit_input[1],
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amount=deposit_amount_list[i],
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signature=deposit_input[2],
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))
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root = hash_tree_root(List[DepositData, 2**32](*deposit_data_list))
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assert root == registration_contract.functions.get_hash_tree_root().call()
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