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WIP refactor redistribution tests

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This commit is contained in:
nolash 2021-06-04 14:03:07 +02:00
parent 3471229ae6
commit 68fa6488d2
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
2 changed files with 175 additions and 153 deletions
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16
python/erc20_demurrage_token/token.py
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@ -194,6 +194,14 @@ class DemurrageToken(ERC20):
return self.call_noarg('actualPeriod', contract_address, sender_address=sender_address) return self.call_noarg('actualPeriod', contract_address, sender_address=sender_address)
def period_start(self, contract_address, sender_address=ZERO_ADDRESS):
return self.call_noarg('actualPeriod', contract_address, sender_address=sender_address)
def period_duration(self, contract_address, sender_address=ZERO_ADDRESS):
return self.call_noarg('actualPeriod', contract_address, sender_address=sender_address)
def demurrage_amount(self, contract_address, sender_address=ZERO_ADDRESS): def demurrage_amount(self, contract_address, sender_address=ZERO_ADDRESS):
return self.call_noarg('demurrageAmount', contract_address, sender_address=sender_address) return self.call_noarg('demurrageAmount', contract_address, sender_address=sender_address)
@ -202,6 +210,14 @@ class DemurrageToken(ERC20):
return abi_decode_single(ABIContractType.UINT256, v) return abi_decode_single(ABIContractType.UINT256, v)
def parse_period_start(self, v):
return abi_decode_single(ABIContractType.UINT256, v)
def parse_period_duration(self, v):
return abi_decode_single(ABIContractType.UINT256, v)
def parse_demurrage_amount(self, v): def parse_demurrage_amount(self, v):
return abi_decode_single(ABIContractType.UINT256, v) return abi_decode_single(ABIContractType.UINT256, v)

316
python/tests/test_redistribution.py
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@ -4,17 +4,26 @@ import unittest
import json import json
import logging import logging
# third-party imports # external imports
import web3 from chainlib.eth.constant import ZERO_ADDRESS
import eth_tester from chainlib.eth.nonce import RPCNonceOracle
import eth_abi from chainlib.eth.tx import receipt
from chainlib.eth.block import block_latest
from chainlib.eth.address import to_checksum_address
from hexathon import (
strip_0x,
add_0x,
)
# local imports
from erc20_demurrage_token import DemurrageToken
# test imports
from tests.base import TestDemurrageDefault
logging.basicConfig(level=logging.DEBUG) logging.basicConfig(level=logging.DEBUG)
logg = logging.getLogger() logg = logging.getLogger()
logging.getLogger('web3').setLevel(logging.WARNING)
logging.getLogger('eth.vm').setLevel(logging.WARNING)
testdir = os.path.dirname(__file__) testdir = os.path.dirname(__file__)
#BLOCKTIME = 5 # seconds #BLOCKTIME = 5 # seconds
@ -23,176 +32,173 @@ TAX_LEVEL = 10000 * 2 # 2%
PERIOD = 1 PERIOD = 1
class Test(unittest.TestCase): class TestRedistribution(TestDemurrageDefault):
contract = None def test_debug_periods(self):
nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
def setUp(self): o = c.actual_period(self.address, sender_address=self.accounts[0])
eth_params = eth_tester.backends.pyevm.main.get_default_genesis_params({ r = self.rpc.do(o)
'gas_limit': 9000000, pactual = c.parse_actual_period(r)
})
f = open(os.path.join(testdir, '../../solidity/RedistributedDemurrageToken.bin'), 'r') o = c.period_start(self.address, sender_address=self.accounts[0])
self.bytecode = f.read() r = self.rpc.do(o)
f.close() pstart = c.parse_actual_period(r)
f = open(os.path.join(testdir, '../../solidity/RedistributedDemurrageToken.json'), 'r') o = c.period_duration(self.address, sender_address=self.accounts[0])
self.abi = json.load(f) r = self.rpc.do(o)
f.close() pduration = c.parse_actual_period(r)
backend = eth_tester.PyEVMBackend(eth_params) o = block_latest()
self.eth_tester = eth_tester.EthereumTester(backend) blocknumber = self.rpc.do(o)
provider = web3.Web3.EthereumTesterProvider(self.eth_tester)
self.w3 = web3.Web3(provider)
self.sink_address = self.w3.eth.accounts[9]
c = self.w3.eth.contract(abi=self.abi, bytecode=self.bytecode)
tx_hash = c.constructor('Foo Token', 'FOO', 6, TAX_LEVEL * (10 ** 32), PERIOD, self.sink_address).transact({'from': self.w3.eth.accounts[0]})
r = self.w3.eth.getTransactionReceipt(tx_hash)
self.contract = self.w3.eth.contract(abi=self.abi, address=r.contractAddress)
self.start_block = self.w3.eth.blockNumber
b = self.w3.eth.getBlock(self.start_block)
self.start_time = b['timestamp']
def tearDown(self):
pass
def debug_periods(self):
pactual = self.contract.functions.actualPeriod().call()
pstart = self.contract.functions.periodStart().call()
pduration = self.contract.functions.periodDuration().call()
blocknumber = self.w3.eth.blockNumber;
logg.debug('actual {} start {} duration {} blocknumber {}'.format(pactual, pstart, pduration, blocknumber)) logg.debug('actual {} start {} duration {} blocknumber {}'.format(pactual, pstart, pduration, blocknumber))
# TODO: check receipt log outputs # TODO: check receipt log outputs
def test_redistribution_storage(self): def test_redistribution_storage(self):
redistribution = self.contract.functions.redistributions(0).call(); nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
self.assertEqual(redistribution.hex(), '000000000000000000000000f424000000000000000000000000000000000001') c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
o = c.redistributions(self.address, 0, sender_address=self.accounts[0])
r = self.rpc.do(o)
self.assertEqual(strip_0x(r), '000000000000000000000000f424000000000000000000000000000000000001')
self.contract.functions.mintTo(self.w3.eth.accounts[1], 1000000).transact() (tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 1000000)
self.contract.functions.mintTo(self.w3.eth.accounts[2], 1000000).transact() r = self.rpc.do(o)
external_address = web3.Web3.toChecksumAddress('0x' + os.urandom(20).hex()) (tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[2], 1000000)
tx_hash = self.contract.functions.transfer(external_address, 1000000).transact({'from': self.w3.eth.accounts[2]}) r = self.rpc.do(o)
tx_hash = self.contract.functions.transfer(external_address, 999999).transact({'from': self.w3.eth.accounts[1]})
r = self.w3.eth.getTransactionReceipt(tx_hash)
logg.debug('tx before {}'.format(r))
self.assertEqual(r.status, 1)
self.eth_tester.time_travel(self.start_time + 61) external_address = to_checksum_address('0x' + os.urandom(20).hex())
redistribution = self.contract.functions.redistributions(0).call(); nonce_oracle = RPCNonceOracle(self.accounts[2], self.rpc)
self.assertEqual(redistribution.hex(), '000000000000000000000000f42400000000010000000000001e848000000001') c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
(tx_hash, o) = c.transfer(self.address, self.accounts[2], external_address, 1000000)
r = self.rpc.do(o)
tx_hash = self.contract.functions.mintTo(self.w3.eth.accounts[0], 1000000).transact() nonce_oracle = RPCNonceOracle(self.accounts[1], self.rpc)
r = self.w3.eth.getTransactionReceipt(tx_hash) c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
self.assertEqual(r.status, 1) (tx_hash, o) = c.transfer(self.address, self.accounts[1], external_address, 999999)
r = self.rpc.do(o)
redistribution = self.contract.functions.redistributions(1).call() self.backend.time_travel(self.start_time + 61)
self.assertEqual(redistribution.hex(), '000000000000000000000000ef4200000000000000000000002dc6c000000002')
o = c.redistributions(self.address, 0, sender_address=self.accounts[0])
r = self.rpc.do(o)
self.assertEqual(strip_0x(r), '000000000000000000000000f42400000000010000000000001e848000000001')
o = c.redistributions(self.address, 0, sender_address=self.accounts[0])
r = self.rpc.do(o)
self.assertEqual(strip_0x(r), '000000000000000000000000f42400000000010000000000001e848000000001')
def test_redistribution_balance_on_zero_participants(self): nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
supply = 1000000000000 c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
tx_hash = self.contract.functions.mintTo(self.w3.eth.accounts[1], supply).transact() (tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[0], 1000000)
r = self.w3.eth.getTransactionReceipt(tx_hash) r = self.rpc.do(o)
self.eth_tester.time_travel(self.start_time + 61) o = c.redistributions(self.address, 1, sender_address=self.accounts[0])
r = self.rpc.do(o)
tx_hash = self.contract.functions.applyDemurrage().transact() self.assertEqual(strip_0x(r), '000000000000000000000000ef4200000000000000000000002dc6c000000002')
r = self.w3.eth.getTransactionReceipt(tx_hash)
logg.debug('r {}'.format(r))
self.assertEqual(r.status, 1)
tx_hash = self.contract.functions.changePeriod().transact()
rr = self.w3.eth.getTransactionReceipt(tx_hash)
self.assertEqual(rr.status, 1)
redistribution = self.contract.functions.redistributions(0).call();
supply = self.contract.functions.totalSupply().call()
sink_increment = int(supply * (TAX_LEVEL / 1000000))
for l in r['logs']:
if l.topics[0].hex() == '0xa0717e54e02bd9829db5e6e998aec0ae9de796b8d150a3cc46a92ab869697755': # event Decayed(uint256,uint256,uint256,uint256)
period = int.from_bytes(l.topics[1], 'big')
self.assertEqual(period, 2)
b = bytes.fromhex(l.data[2:])
remainder = int.from_bytes(b, 'big')
self.assertEqual(remainder, int((1000000 - TAX_LEVEL) * (10 ** 32)))
logg.debug('period {} remainder {}'.format(period, remainder))
sink_balance = self.contract.functions.balanceOf(self.sink_address).call()
logg.debug('{} {}'.format(sink_increment, sink_balance))
self.assertEqual(sink_balance, int(sink_increment * 0.98))
self.assertEqual(sink_balance, int(sink_increment * (1000000 - TAX_LEVEL) / 1000000))
balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
self.assertEqual(balance, supply - sink_increment)
def test_redistribution_two_of_ten(self): # def test_redistribution_balance_on_zero_participants(self):
mint_amount = 100000000 # supply = 1000000000000
z = 0 # tx_hash = self.contract.functions.mintTo(self.w3.eth.accounts[1], supply).transact()
for i in range(10): # r = self.w3.eth.getTransactionReceipt(tx_hash)
self.contract.functions.mintTo(self.w3.eth.accounts[i], mint_amount).transact() #
z += mint_amount # self.eth_tester.time_travel(self.start_time + 61)
#
initial_balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call() # tx_hash = self.contract.functions.applyDemurrage().transact()
# r = self.w3.eth.getTransactionReceipt(tx_hash)
spend_amount = 1000000 # logg.debug('r {}'.format(r))
external_address = web3.Web3.toChecksumAddress('0x' + os.urandom(20).hex()) # self.assertEqual(r.status, 1)
self.contract.functions.transfer(external_address, spend_amount).transact({'from': self.w3.eth.accounts[1]}) # tx_hash = self.contract.functions.changePeriod().transact()
tx_hash = self.contract.functions.transfer(external_address, spend_amount).transact({'from': self.w3.eth.accounts[2]}) # rr = self.w3.eth.getTransactionReceipt(tx_hash)
r = self.w3.eth.getTransactionReceipt(tx_hash) # self.assertEqual(rr.status, 1)
# No cheating! #
self.contract.functions.transfer(self.w3.eth.accounts[3], spend_amount).transact({'from': self.w3.eth.accounts[3]}) # redistribution = self.contract.functions.redistributions(0).call();
# No cheapskating! # supply = self.contract.functions.totalSupply().call()
self.contract.functions.transfer(external_address, spend_amount-1).transact({'from': self.w3.eth.accounts[4]}) #
# sink_increment = int(supply * (TAX_LEVEL / 1000000))
self.assertEqual(r.status, 1) # for l in r['logs']:
# if l.topics[0].hex() == '0xa0717e54e02bd9829db5e6e998aec0ae9de796b8d150a3cc46a92ab869697755': # event Decayed(uint256,uint256,uint256,uint256)
self.eth_tester.time_travel(self.start_time + 61) # period = int.from_bytes(l.topics[1], 'big')
# self.assertEqual(period, 2)
self.contract.functions.applyDemurrage().transact() # b = bytes.fromhex(l.data[2:])
self.contract.functions.changePeriod().transact() # remainder = int.from_bytes(b, 'big')
# self.assertEqual(remainder, int((1000000 - TAX_LEVEL) * (10 ** 32)))
bummer_balance = self.contract.functions.balanceOf(self.w3.eth.accounts[3]).call() # logg.debug('period {} remainder {}'.format(period, remainder))
self.assertEqual(bummer_balance, mint_amount - (mint_amount * (TAX_LEVEL / 1000000))) #
logg.debug('bal {} '.format(bummer_balance)) # sink_balance = self.contract.functions.balanceOf(self.sink_address).call()
# logg.debug('{} {}'.format(sink_increment, sink_balance))
bummer_balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call() # self.assertEqual(sink_balance, int(sink_increment * 0.98))
spender_balance = mint_amount - spend_amount # self.assertEqual(sink_balance, int(sink_increment * (1000000 - TAX_LEVEL) / 1000000))
spender_decayed_balance = int(spender_balance - (spender_balance * (TAX_LEVEL / 1000000))) #
self.assertEqual(bummer_balance, spender_decayed_balance) # balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
logg.debug('bal {} '.format(bummer_balance)) # self.assertEqual(balance, supply - sink_increment)
#
tx_hash = self.contract.functions.applyRedistributionOnAccount(self.w3.eth.accounts[1]).transact() #
r = self.w3.eth.getTransactionReceipt(tx_hash) # def test_redistribution_two_of_ten(self):
logg.debug('log {}'.format(r.logs)) # mint_amount = 100000000
# z = 0
self.contract.functions.applyRedistributionOnAccount(self.w3.eth.accounts[2]).transact() # for i in range(10):
# self.contract.functions.mintTo(self.w3.eth.accounts[i], mint_amount).transact()
redistribution_data = self.contract.functions.redistributions(0).call() # z += mint_amount
logg.debug('redist data {}'.format(redistribution_data.hex())) #
# initial_balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
account_period_data = self.contract.functions.accountPeriod(self.w3.eth.accounts[1]).call() #
logg.debug('account period {}'.format(account_period_data)) # spend_amount = 1000000
# external_address = web3.Web3.toChecksumAddress('0x' + os.urandom(20).hex())
actual_period = self.contract.functions.actualPeriod().call() # self.contract.functions.transfer(external_address, spend_amount).transact({'from': self.w3.eth.accounts[1]})
logg.debug('period {}'.format(actual_period)) # tx_hash = self.contract.functions.transfer(external_address, spend_amount).transact({'from': self.w3.eth.accounts[2]})
# r = self.w3.eth.getTransactionReceipt(tx_hash)
redistribution = int((z / 2) * (TAX_LEVEL / 1000000)) # # No cheating!
spender_new_base_balance = ((mint_amount - spend_amount) + redistribution) # self.contract.functions.transfer(self.w3.eth.accounts[3], spend_amount).transact({'from': self.w3.eth.accounts[3]})
spender_new_decayed_balance = int(spender_new_base_balance - (spender_new_base_balance * (TAX_LEVEL / 1000000))) # # No cheapskating!
# self.contract.functions.transfer(external_address, spend_amount-1).transact({'from': self.w3.eth.accounts[4]})
spender_actual_balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call() #
logg.debug('rrr {} {}'.format(redistribution, spender_new_decayed_balance)) # self.assertEqual(r.status, 1)
#
self.assertEqual(spender_actual_balance, spender_new_decayed_balance) # self.eth_tester.time_travel(self.start_time + 61)
#
# self.contract.functions.applyDemurrage().transact()
# self.contract.functions.changePeriod().transact()
#
# bummer_balance = self.contract.functions.balanceOf(self.w3.eth.accounts[3]).call()
# self.assertEqual(bummer_balance, mint_amount - (mint_amount * (TAX_LEVEL / 1000000)))
# logg.debug('bal {} '.format(bummer_balance))
#
# bummer_balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
# spender_balance = mint_amount - spend_amount
# spender_decayed_balance = int(spender_balance - (spender_balance * (TAX_LEVEL / 1000000)))
# self.assertEqual(bummer_balance, spender_decayed_balance)
# logg.debug('bal {} '.format(bummer_balance))
#
# tx_hash = self.contract.functions.applyRedistributionOnAccount(self.w3.eth.accounts[1]).transact()
# r = self.w3.eth.getTransactionReceipt(tx_hash)
# logg.debug('log {}'.format(r.logs))
#
# self.contract.functions.applyRedistributionOnAccount(self.w3.eth.accounts[2]).transact()
#
# redistribution_data = self.contract.functions.redistributions(0).call()
# logg.debug('redist data {}'.format(redistribution_data.hex()))
#
# account_period_data = self.contract.functions.accountPeriod(self.w3.eth.accounts[1]).call()
# logg.debug('account period {}'.format(account_period_data))
#
# actual_period = self.contract.functions.actualPeriod().call()
# logg.debug('period {}'.format(actual_period))
#
# redistribution = int((z / 2) * (TAX_LEVEL / 1000000))
# spender_new_base_balance = ((mint_amount - spend_amount) + redistribution)
# spender_new_decayed_balance = int(spender_new_base_balance - (spender_new_base_balance * (TAX_LEVEL / 1000000)))
#
# spender_actual_balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
# logg.debug('rrr {} {}'.format(redistribution, spender_new_decayed_balance))
#
# self.assertEqual(spender_actual_balance, spender_new_decayed_balance)
if __name__ == '__main__': if __name__ == '__main__':