264 lines
11 KiB
Python
264 lines
11 KiB
Python
# standard imports
|
||
import os
|
||
import unittest
|
||
import json
|
||
import logging
|
||
|
||
# external imports
|
||
from chainlib.eth.constant import ZERO_ADDRESS
|
||
from chainlib.eth.nonce import RPCNonceOracle
|
||
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)
|
||
logg = logging.getLogger()
|
||
|
||
testdir = os.path.dirname(__file__)
|
||
|
||
|
||
class TestRedistribution(TestDemurrageDefault):
|
||
|
||
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)
|
||
|
||
o = c.actual_period(self.address, sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
pactual = c.parse_actual_period(r)
|
||
|
||
o = c.period_start(self.address, sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
pstart = c.parse_actual_period(r)
|
||
|
||
o = c.period_duration(self.address, sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
pduration = c.parse_actual_period(r)
|
||
|
||
o = block_latest()
|
||
blocknumber = self.rpc.do(o)
|
||
|
||
logg.debug('actual {} start {} duration {} blocknumber {}'.format(pactual, pstart, pduration, blocknumber))
|
||
|
||
|
||
# TODO: check receipt log outputs
|
||
def test_redistribution_storage(self):
|
||
nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
|
||
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')
|
||
|
||
(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 1000000)
|
||
r = self.rpc.do(o)
|
||
|
||
(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[2], 1000000)
|
||
r = self.rpc.do(o)
|
||
|
||
external_address = to_checksum_address('0x' + os.urandom(20).hex())
|
||
|
||
nonce_oracle = RPCNonceOracle(self.accounts[2], self.rpc)
|
||
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)
|
||
|
||
nonce_oracle = RPCNonceOracle(self.accounts[1], self.rpc)
|
||
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
|
||
(tx_hash, o) = c.transfer(self.address, self.accounts[1], external_address, 999999)
|
||
r = self.rpc.do(o)
|
||
|
||
self.backend.time_travel(self.start_time + self.period_seconds + 1)
|
||
|
||
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')
|
||
|
||
|
||
nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
|
||
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
|
||
(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[0], 1000000)
|
||
r = self.rpc.do(o)
|
||
|
||
o = c.redistributions(self.address, 1, sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
self.assertEqual(strip_0x(r), '000000000000000000000000ef4200000000000000000000002dc6c000000002')
|
||
|
||
|
||
def test_redistribution_balance_on_zero_participants(self):
|
||
supply = self.default_supply
|
||
|
||
nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
|
||
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
|
||
(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], supply)
|
||
r = self.rpc.do(o)
|
||
|
||
self.backend.time_travel(self.start_time + self.period_seconds + 1)
|
||
(tx_hash, o) = c.apply_demurrage(self.address, self.accounts[0])
|
||
self.rpc.do(o)
|
||
o = receipt(tx_hash)
|
||
rcpt = self.rpc.do(o)
|
||
self.assertEqual(rcpt['status'], 1)
|
||
|
||
(tx_hash, o) = c.change_period(self.address, self.accounts[0])
|
||
self.rpc.do(o)
|
||
o = receipt(tx_hash)
|
||
r = self.rpc.do(o)
|
||
self.assertEqual(r['status'], 1)
|
||
|
||
o = c.total_supply(self.address, sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
total_supply = c.parse_total_supply(r)
|
||
sink_increment = int(total_supply * (self.tax_level / 1000000))
|
||
self.assertEqual(supply, total_supply)
|
||
|
||
for l in rcpt['logs']:
|
||
if l['topics'][0] == '0xa0717e54e02bd9829db5e6e998aec0ae9de796b8d150a3cc46a92ab869697755': # event Decayed(uint256,uint256,uint256,uint256)
|
||
period = int.from_bytes(bytes.fromhex(strip_0x(l['topics'][1])), 'big')
|
||
self.assertEqual(period, 2)
|
||
b = bytes.fromhex(strip_0x(l['data']))
|
||
remainder = int.from_bytes(b, 'big')
|
||
self.assertEqual(remainder, int((1000000 - self.tax_level) * (10 ** 32)))
|
||
|
||
o = c.balance_of(self.address, self.sink_address, sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
sink_balance = c.parse_balance_of(r)
|
||
|
||
self.assertEqual(sink_balance, int(sink_increment * 0.98))
|
||
self.assertEqual(sink_balance, int(sink_increment * (1000000 - self.tax_level) / 1000000))
|
||
|
||
o = c.balance_of(self.address, self.accounts[1], sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
balance = c.parse_balance_of(r)
|
||
self.assertEqual(balance, supply - sink_increment)
|
||
|
||
|
||
def test_redistribution_two_of_ten(self):
|
||
mint_amount = 100000000
|
||
nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
|
||
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
|
||
z = 0
|
||
for i in range(10):
|
||
(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[i], mint_amount)
|
||
self.rpc.do(o)
|
||
z += mint_amount
|
||
|
||
o = c.balance_of(self.address, self.accounts[1], sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
initial_balance = c.parse_balance_of(r)
|
||
|
||
spend_amount = 1000000
|
||
external_address = to_checksum_address('0x' + os.urandom(20).hex())
|
||
|
||
nonce_oracle = RPCNonceOracle(self.accounts[1], self.rpc)
|
||
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
|
||
(tx_hash, o) = c.transfer(self.address, self.accounts[1], external_address, spend_amount)
|
||
self.rpc.do(o)
|
||
o = receipt(tx_hash)
|
||
r = self.rpc.do(o)
|
||
self.assertEqual(r['status'], 1)
|
||
|
||
nonce_oracle = RPCNonceOracle(self.accounts[2], self.rpc)
|
||
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
|
||
(tx_hash, o) = c.transfer(self.address, self.accounts[2], external_address, spend_amount)
|
||
self.rpc.do(o)
|
||
o = receipt(tx_hash)
|
||
r = self.rpc.do(o)
|
||
self.assertEqual(r['status'], 1)
|
||
|
||
# No cheating!
|
||
nonce_oracle = RPCNonceOracle(self.accounts[3], self.rpc)
|
||
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
|
||
(tx_hash, o) = c.transfer(self.address, self.accounts[3], self.accounts[3], spend_amount)
|
||
self.rpc.do(o)
|
||
o = receipt(tx_hash)
|
||
r = self.rpc.do(o)
|
||
self.assertEqual(r['status'], 1)
|
||
|
||
# No cheapskating!
|
||
nonce_oracle = RPCNonceOracle(self.accounts[4], self.rpc)
|
||
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
|
||
(tx_hash, o) = c.transfer(self.address, self.accounts[4], external_address, spend_amount-1)
|
||
self.rpc.do(o)
|
||
o = receipt(tx_hash)
|
||
r = self.rpc.do(o)
|
||
self.assertEqual(r['status'], 1)
|
||
|
||
|
||
self.backend.time_travel(self.start_time + self.period_seconds + 1)
|
||
|
||
(tx_hash, o) = c.apply_demurrage(self.address, self.accounts[4])
|
||
self.rpc.do(o)
|
||
|
||
(tx_hash, o) = c.change_period(self.address, self.accounts[4])
|
||
self.rpc.do(o)
|
||
|
||
o = c.balance_of(self.address, self.accounts[3], sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
bummer_balance = c.parse_balance_of(r)
|
||
|
||
self.assertEqual(bummer_balance, mint_amount - (mint_amount * (self.tax_level / 1000000)))
|
||
logg.debug('bal {} '.format(bummer_balance))
|
||
|
||
o = c.balance_of(self.address, self.accounts[1], sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
bummer_balance = c.parse_balance_of(r)
|
||
spender_balance = mint_amount - spend_amount
|
||
spender_decayed_balance = int(spender_balance - (spender_balance * (self.tax_level / 1000000)))
|
||
self.assertEqual(bummer_balance, spender_decayed_balance)
|
||
logg.debug('bal {} '.format(bummer_balance))
|
||
|
||
(tx_hash, o) = c.apply_redistribution_on_account(self.address, self.accounts[4], self.accounts[1])
|
||
self.rpc.do(o)
|
||
o = receipt(tx_hash)
|
||
r = self.rpc.do(o)
|
||
self.assertEqual(r['status'], 1)
|
||
|
||
# logg.debug('log {}'.format(r.logs))
|
||
(tx_hash, o) = c.apply_redistribution_on_account(self.address, self.accounts[4], self.accounts[2])
|
||
self.rpc.do(o)
|
||
o = receipt(tx_hash)
|
||
r = self.rpc.do(o)
|
||
self.assertEqual(r['status'], 1)
|
||
|
||
o = c.redistributions(self.address, 0, sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
redistribution_data = c.parse_redistributions(r)
|
||
logg.debug('redist data {}'.format(redistribution_data))
|
||
|
||
o = c.account_period(self.address, self.accounts[1], sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
account_period_data = c.parse_account_period(r)
|
||
logg.debug('account period {}'.format(account_period_data))
|
||
|
||
o = c.actual_period(self.address, sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
actual_period = c.parse_actual_period(r)
|
||
logg.debug('period {}'.format(actual_period))
|
||
|
||
redistribution = int((z / 2) * (self.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 * (self.tax_level / 1000000)))
|
||
|
||
o = c.balance_of(self.address, self.accounts[1], sender_address=self.accounts[0])
|
||
r = self.rpc.do(o)
|
||
spender_actual_balance = c.parse_balance_of(r)
|
||
logg.debug('rrr {} {}'.format(redistribution, spender_new_decayed_balance))
|
||
|
||
self.assertEqual(spender_actual_balance, spender_new_decayed_balance)
|
||
|
||
|