mirror of
git://holbrook.no/erc20-demurrage-token
synced 2024-11-05 18:06:46 +01:00
153 lines
5.6 KiB
Python
153 lines
5.6 KiB
Python
# standard imports
|
||
import os
|
||
import unittest
|
||
import json
|
||
import logging
|
||
|
||
# third-party imports
|
||
import web3
|
||
import eth_tester
|
||
import eth_abi
|
||
|
||
logging.basicConfig(level=logging.DEBUG)
|
||
logg = logging.getLogger()
|
||
|
||
logging.getLogger('web3').setLevel(logging.WARNING)
|
||
logging.getLogger('eth.vm').setLevel(logging.WARNING)
|
||
|
||
testdir = os.path.dirname(__file__)
|
||
|
||
#BLOCKTIME = 5 # seconds
|
||
TAX_LEVEL = 10000 * 2 # 2%
|
||
#PERIOD = int(60/BLOCKTIME) * 60 * 24 * 30 # month
|
||
PERIOD = 2
|
||
|
||
|
||
class Test(unittest.TestCase):
|
||
|
||
contract = None
|
||
|
||
def setUp(self):
|
||
eth_params = eth_tester.backends.pyevm.main.get_default_genesis_params({
|
||
'gas_limit': 9000000,
|
||
})
|
||
|
||
f = open(os.path.join(testdir, '../../solidity/RedistributedDemurrageToken.bin'), 'r')
|
||
self.bytecode = f.read()
|
||
f.close()
|
||
|
||
f = open(os.path.join(testdir, '../../solidity/RedistributedDemurrageToken.json'), 'r')
|
||
self.abi = json.load(f)
|
||
f.close()
|
||
|
||
backend = eth_tester.PyEVMBackend(eth_params)
|
||
self.eth_tester = eth_tester.EthereumTester(backend)
|
||
provider = web3.Web3.EthereumTesterProvider(self.eth_tester)
|
||
self.w3 = web3.Web3(provider)
|
||
c = self.w3.eth.contract(abi=self.abi, bytecode=self.bytecode)
|
||
tx_hash = c.constructor('Foo Token', 'FOO', TAX_LEVEL, PERIOD).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
|
||
|
||
def tearDown(self):
|
||
pass
|
||
|
||
|
||
def test_hello(self):
|
||
self.assertEqual(self.contract.functions.actualPeriod().call(), 0)
|
||
self.eth_tester.mine_blocks(PERIOD)
|
||
self.assertEqual(self.contract.functions.actualPeriod().call(), 1)
|
||
|
||
|
||
def test_mint(self):
|
||
tx_hash = self.contract.functions.mintTo(self.w3.eth.accounts[1], 1024).transact()
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(r.status, 1)
|
||
|
||
balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
|
||
self.assertEqual(balance, 1024)
|
||
|
||
tx_hash = self.contract.functions.mintTo(self.w3.eth.accounts[1], 976).transact()
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(r.status, 1)
|
||
|
||
balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
|
||
self.assertEqual(balance, 2000)
|
||
|
||
|
||
def test_transfer(self):
|
||
tx_hash = self.contract.functions.mintTo(self.w3.eth.accounts[1], 1024).transact()
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(r.status, 1)
|
||
|
||
tx_hash = self.contract.functions.transfer(self.w3.eth.accounts[2], 500).transact({'from': self.w3.eth.accounts[1]})
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(r.status, 1)
|
||
|
||
balance_alice = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
|
||
self.assertEqual(balance_alice, 524)
|
||
|
||
balance_bob = self.contract.functions.balanceOf(self.w3.eth.accounts[2]).call()
|
||
self.assertEqual(balance_bob, 500)
|
||
|
||
|
||
def test_apply_tax(self):
|
||
self.eth_tester.mine_blocks(PERIOD)
|
||
tx_hash = self.contract.functions.applyTax().transact()
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(self.contract.functions.redistributionCount().call(), 2)
|
||
self.assertEqual(self.contract.functions.demurrageModifier().call(), 980000)
|
||
|
||
self.eth_tester.mine_blocks(PERIOD)
|
||
tx_hash = self.contract.functions.applyTax().transact()
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(self.contract.functions.redistributionCount().call(), 3)
|
||
self.assertEqual(self.contract.functions.demurrageModifier().call(), 960400)
|
||
|
||
|
||
def test_tax_balance(self):
|
||
tx_hash = self.contract.functions.mintTo(self.w3.eth.accounts[1], 1000).transact()
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(r.status, 1)
|
||
|
||
self.eth_tester.mine_blocks(PERIOD)
|
||
tx_hash = self.contract.functions.applyTax().transact()
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(r.status, 1)
|
||
|
||
balance = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
|
||
self.assertEqual(balance, 980)
|
||
|
||
|
||
def test_taxed_transfer(self):
|
||
tx_hash = self.contract.functions.mintTo(self.w3.eth.accounts[1], 1000000).transact()
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(r.status, 1)
|
||
|
||
self.eth_tester.mine_blocks(PERIOD)
|
||
tx_hash = self.contract.functions.applyTax().transact()
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
self.assertEqual(r.status, 1)
|
||
|
||
balance_alice = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
|
||
self.assertEqual(balance_alice, 980000)
|
||
|
||
tx_hash = self.contract.functions.transfer(self.w3.eth.accounts[2], 500000).transact({'from': self.w3.eth.accounts[1]})
|
||
r = self.w3.eth.getTransactionReceipt(tx_hash)
|
||
logg.debug('r {}'.format(r))
|
||
self.assertEqual(r.status, 1)
|
||
|
||
balance_alice = self.contract.functions.balanceOf(self.w3.eth.accounts[1]).call()
|
||
balance_alice_trunc = int(balance_alice/1000)*1000
|
||
self.assertEqual(balance_alice_trunc, 480000)
|
||
|
||
balance_bob = self.contract.functions.balanceOf(self.w3.eth.accounts[2]).call()
|
||
balance_bob_trunc = int(balance_bob/1000)*1000
|
||
self.assertEqual(balance_bob_trunc, 500000)
|
||
|
||
if __name__ == '__main__':
|
||
unittest.main()
|