Added DAO tests
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from ethereum.state import State
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import json
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from ethereum import abi
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from ethereum.utils import normalize_address
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from ethereum.state_transition import apply_transaction, apply_const_message
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from ethereum.vm import Message, CallData
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from ethereum.config import Env
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from ethereum.parse_genesis_declaration import mk_basic_state
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from ethereum.transactions import Transaction
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account_dict = json.load(open('dao_dump.json'))
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withdrawer_code = '0x' + open('bytecode.txt').read().strip()
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true, false = True, False
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withdrawer_ct = abi.ContractTranslator([{"constant":false,"inputs":[],"name":"trusteeWithdraw","outputs":[],"type":"function"},{"constant":false,"inputs":[],"name":"withdraw","outputs":[],"type":"function"},{"constant":true,"inputs":[],"name":"mainDAO","outputs":[{"name":"","type":"address"}],"type":"function"},{"constant":true,"inputs":[],"name":"trustee","outputs":[{"name":"","type":"address"}],"type":"function"}])
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dao_ct = abi.ContractTranslator([{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_amount","type":"uint256"}],"name":"approve","outputs":[{"name":"success","type":"bool"}],"type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_amount","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"success","type":"bool"}],"type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"type":"function"},{"constant":true,"inputs":[],"name":"standard","outputs":[{"name":"","type":"string"}],"type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_amount","type":"uint256"}],"name":"transfer","outputs":[{"name":"success","type":"bool"}],"type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"type":"function"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_from","type":"address"},{"indexed":true,"name":"_to","type":"address"},{"indexed":false,"name":"_amount","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_owner","type":"address"},{"indexed":true,"name":"_spender","type":"address"},{"indexed":false,"name":"_amount","type":"uint256"}],"name":"Approval","type":"event"}])
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# Initialize state
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dao = "0xbb9bc244d798123fde783fcc1c72d3bb8c189413"
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withdrawer = "0xbf4ed7b27f1d666546e30d74d50d173d20bca754"
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my_account = "0x1db3439a222c519ab44bb1144fc28167b4fa6ee6"
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my_other_account = "0xd8da6bf26964af9d7eed9e03e53415d37aa96045"
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curator = "0xda4a4626d3e16e094de3225a751aab7128e96526"
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state = mk_basic_state({
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dao: account_dict,
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withdrawer: {
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"code": withdrawer_code,
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"balance": "12072877497524777000000000",
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"storage": {
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"0x": "0xda4a4626d3e16e094de3225a751aab7128e96526"
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}
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},
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}, {
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"number": 1920001,
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"gas_limit": 4712388,
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"gas_used": 0,
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"timestamp": 1467446877,
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"difficulty": 2**25,
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"hash": '00' * 32,
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"uncles_hash": '00' * 32
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}, Env())
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import sys
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state.log_listeners.append(lambda x: sys.stdout.write(str(dao_ct.listen(x))+'\n'))
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state.log_listeners.append(lambda x: sys.stdout.write(str(withdrawer_ct.listen(x))+'\n'))
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print 'State created'
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# Check pre-balance
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pre_balance = state.get_balance(my_account)
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pre_dao_tokens = dao_ct.decode('balanceOf', ''.join(map(chr, apply_const_message(state, Message(normalize_address(my_account), normalize_address(dao), 0, 1000000, CallData([ord(x) for x in dao_ct.encode('balanceOf', [my_account])]), code_address=dao)))))[0]
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print 'Pre ETH (wei) balance: %d' % pre_balance
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print 'Pre DAO (base unit) balance: %d' % pre_dao_tokens
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# Approve the withdrawal
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tx1 = Transaction(state.get_nonce(my_account), 0, 1000000, dao, 0, dao_ct.encode('approve', [withdrawer, 100000 * 10**18])).sign('\x33' * 32)
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tx1._sender = normalize_address(my_account)
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apply_transaction(state, tx1)
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# Check allowance
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allowance = dao_ct.decode('allowance', ''.join(map(chr, apply_const_message(state, Message(normalize_address(my_account), normalize_address(dao), 0, 1000000, CallData([ord(x) for x in dao_ct.encode('allowance', [my_account, withdrawer])]), code_address=dao)))))[0]
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assert allowance == 100000 * 10**18, allowance
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print 'Allowance verified'
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# Claim the ETH
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tx2 = Transaction(state.get_nonce(my_account), 0, 1000000, withdrawer, 0, withdrawer_ct.encode('withdraw', [])).sign('\x33' * 32)
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tx2._sender = normalize_address(my_account)
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apply_transaction(state, tx2)
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# Compare post_balance
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post_balance = state.get_balance(my_account)
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post_dao_tokens = dao_ct.decode('balanceOf', ''.join(map(chr, apply_const_message(state, Message(normalize_address(my_account), normalize_address(dao), 0, 1000000, CallData([ord(x) for x in dao_ct.encode('balanceOf', [my_account])]), code_address=dao)))))[0]
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print 'Post ETH (wei) balance: %d' % post_balance
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print 'Post DAO (base unit) balance: %d' % post_dao_tokens
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assert post_dao_tokens == 0
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assert post_balance - pre_balance == pre_dao_tokens
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print 'Withdrawing once works'
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# Try to claim post_balance again, should have no effect
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tx3 = Transaction(state.get_nonce(my_account), 0, 1000000, withdrawer, 0, withdrawer_ct.encode('withdraw', [])).sign('\x33' * 32)
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tx3._sender = normalize_address(my_account)
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apply_transaction(state, tx3)
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post_balance2 = state.get_balance(my_account)
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post_dao_tokens2 = dao_ct.decode('balanceOf', ''.join(map(chr, apply_const_message(state, Message(normalize_address(my_account), normalize_address(dao), 0, 1000000, CallData([ord(x) for x in dao_ct.encode('balanceOf', [my_account])]), code_address=dao)))))[0]
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assert post_balance2 == post_balance
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assert post_dao_tokens2 == post_dao_tokens
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# Curator withdraw
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pre_curator_balance = state.get_balance(curator)
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pre_withdrawer_balance = state.get_balance(withdrawer)
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# from ethereum.slogging import LogRecorder, configure_logging, set_level
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# config_string = ':info,eth.vm.log:trace,eth.vm.op:trace,eth.vm.stack:trace,eth.vm.exit:trace,eth.pb.msg:trace,eth.pb.tx:debug'
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# configure_logging(config_string=config_string)
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tx4 = Transaction(0, 0, 1000000, withdrawer, 0, withdrawer_ct.encode('trusteeWithdraw', [])).sign('\x33' * 32)
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apply_transaction(state, tx4)
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post_curator_balance = state.get_balance(curator)
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post_withdrawer_balance = state.get_balance(withdrawer)
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print 'Curator withdrawn', post_curator_balance - pre_curator_balance
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assert 500000 * 10**18 < post_curator_balance - pre_curator_balance < 600000 * 10**18
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assert pre_curator_balance + pre_withdrawer_balance == post_curator_balance + post_withdrawer_balance
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tx5 = Transaction(1, 0, 1000000, withdrawer, 0, withdrawer_ct.encode('trusteeWithdraw', [])).sign('\x33' * 32)
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apply_transaction(state, tx5)
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post_curator_balance2 = state.get_balance(curator)
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post_withdrawer_balance2 = state.get_balance(withdrawer)
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assert post_curator_balance2 == post_curator_balance
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assert post_withdrawer_balance2 == post_withdrawer_balance
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print 'Second withdrawal has no effect as expected'
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# Withdraw again, and try curator withdrawing again
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tx6 = Transaction(state.get_nonce(my_other_account), 0, 1000000, dao, 0, dao_ct.encode('approve', [withdrawer, 100000 * 10**18])).sign('\x33' * 32)
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tx6._sender = normalize_address(my_other_account)
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apply_transaction(state, tx6)
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tx7 = Transaction(state.get_nonce(my_other_account), 0, 1000000, withdrawer, 0, withdrawer_ct.encode('withdraw', [])).sign('\x33' * 32)
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tx7._sender = normalize_address(my_other_account)
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apply_transaction(state, tx7)
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post_withdrawer_balance3 = state.get_balance(withdrawer)
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print 'Another %d wei withdrawn' % (post_withdrawer_balance2 - post_withdrawer_balance3)
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assert post_withdrawer_balance3 < post_withdrawer_balance2
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tx8 = Transaction(2, 0, 1000000, withdrawer, 0, withdrawer_ct.encode('trusteeWithdraw', [])).sign('\x33' * 32)
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apply_transaction(state, tx8)
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post_curator_balance3 = state.get_balance(curator)
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assert post_curator_balance2 == post_curator_balance
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print 'Third withdrawal has no effect as expected'
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