190 lines
7.1 KiB
Python
190 lines
7.1 KiB
Python
import os
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import unittest
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import json
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import logging
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# external imports
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from chainlib.eth.constant import ZERO_ADDRESS
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from chainlib.eth.nonce import RPCNonceOracle
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from chainlib.eth.tx import receipt
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from chainlib.eth.block import (
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block_latest,
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block_by_number,
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)
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from chainlib.eth.address import to_checksum_address
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from hexathon import (
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strip_0x,
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add_0x,
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)
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# local imports
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from erc20_demurrage_token import DemurrageToken
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# test imports
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from tests.base import TestDemurrageUnit
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logging.basicConfig(level=logging.DEBUG)
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logg = logging.getLogger()
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testdir = os.path.dirname(__file__)
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class TestRedistribution(TestDemurrageUnit):
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# TODO: move to "pure" test file when getdistribution is implemented in all contracts
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def test_distribution(self):
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nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
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c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
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demurrage = (1 - (self.tax_level / 1000000)) * (10**38)
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supply = self.default_supply
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o = c.get_distribution(self.address, supply, demurrage, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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distribution = c.parse_get_distribution(r)
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expected_distribution = self.default_supply * (self.tax_level / 1000000)
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self.assertEqual(distribution, expected_distribution)
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def test_distribution_from_redistribution(self):
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nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
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c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
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demurrage = (1 - (self.tax_level / 1000000)) * (10**38)
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supply = self.default_supply
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o = c.to_redistribution(self.address, 0, demurrage, supply, 1, sender_address=self.accounts[0])
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redistribution = self.rpc.do(o)
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o = c.get_distribution_from_redistribution(self.address, redistribution, self.accounts[0])
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r = self.rpc.do(o)
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distribution = c.parse_get_distribution(r)
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expected_distribution = self.default_supply * (self.tax_level / 1000000)
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self.assertEqual(distribution, expected_distribution)
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# def test_single_step(self):
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# nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
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# c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
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#
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# mint_amount = 100000000
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#
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# (tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], mint_amount)
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# self.rpc.do(o)
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#
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# self.backend.time_travel(self.start_time + self.period_seconds)
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#
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# (tx_hash, o) = c.change_period(self.address, self.accounts[0])
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# self.rpc.do(o)
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#
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# expected_balance = int(mint_amount - ((self.tax_level / 1000000) * mint_amount))
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#
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# o = c.balance_of(self.address, self.accounts[1], sender_address=self.accounts[0])
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# r = self.rpc.do(o)
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# balance = c.parse_balance_of(r)
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#
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# self.assertEqual(balance, expected_balance)
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#
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#
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# def test_single_step_multi(self):
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# nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
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# c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
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#
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# mint_amount = 100000000
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#
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# for i in range(3):
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# (tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[i+1], mint_amount)
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# self.rpc.do(o)
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#
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# self.backend.time_travel(self.start_time + self.period_seconds)
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#
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# (tx_hash, o) = c.change_period(self.address, self.accounts[0])
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# self.rpc.do(o)
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#
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# expected_balance = int(mint_amount - ((self.tax_level / 1000000) * mint_amount))
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#
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# for i in range(3):
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# o = c.balance_of(self.address, self.accounts[i+1], sender_address=self.accounts[0])
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# r = self.rpc.do(o)
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# balance = c.parse_balance_of(r)
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# self.assertEqual(balance, expected_balance)
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#
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#
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def test_single_step_transfer(self):
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nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
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c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
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mint_amount = 100000000
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half_mint_amount = int(mint_amount / 2)
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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], mint_amount)
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self.rpc.do(o)
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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[2], mint_amount)
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self.rpc.do(o)
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nonce_oracle = RPCNonceOracle(self.accounts[1], self.rpc)
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c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
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(tx_hash, o) = c.transfer(self.address, self.accounts[1], self.accounts[3], half_mint_amount)
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self.rpc.do(o)
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self.backend.time_travel(self.start_time + self.period_seconds)
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(tx_hash, o) = c.change_period(self.address, self.accounts[1])
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self.rpc.do(o)
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o = receipt(tx_hash)
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r = self.rpc.do(o)
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self.assertEqual(r['status'], 1)
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demurrage_amount = int((self.tax_level / 1000000) * mint_amount)
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expected_balance = mint_amount - demurrage_amount
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o = c.balance_of(self.address, self.accounts[2], sender_address=self.accounts[0])
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r = self.rpc.do(o)
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balance = c.parse_balance_of(r)
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self.assertEqual(balance, expected_balance)
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half_demurrage_amount = int((self.tax_level / 1000000) * half_mint_amount)
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expected_balance = half_mint_amount - half_demurrage_amount
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o = c.balance_of(self.address, self.accounts[1], sender_address=self.accounts[0])
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r = self.rpc.do(o)
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balance = c.parse_balance_of(r)
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self.assertEqual(balance, expected_balance)
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o = c.balance_of(self.address, self.accounts[3], sender_address=self.accounts[0])
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r = self.rpc.do(o)
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balance = c.parse_balance_of(r)
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self.assertEqual(balance, expected_balance)
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o = c.total_supply(self.address, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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supply = c.parse_total_supply(r)
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o = c.redistributions(self.address, 0, sender_address=self.accounts[0])
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redistribution = self.rpc.do(o)
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o = c.to_redistribution_supply(self.address, redistribution, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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supply = c.parse_to_redistribution_item(r)
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o = c.to_redistribution_demurrage_modifier(self.address, redistribution, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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demurrage = c.parse_to_redistribution_item(r)
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# o = c.demurrage_amount(self.address, sender_address=self.accounts[0])
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# r = self.rpc.do(o)
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# demurrage = c.parse_demurrage_amount(r)
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logg.debug('\nrediistribution {}\ndemurrage {}\nsupply {}'.format(redistribution, demurrage, supply))
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expected_balance = int(supply * (self.tax_level / 1000000))
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expected_balance_tolerance = 1
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o = c.balance_of(self.address, self.sink_address, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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balance = c.parse_balance_of(r)
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self.assertGreaterEqual(balance, expected_balance - expected_balance_tolerance)
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self.assertLessEqual(balance, expected_balance)
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if __name__ == '__main__':
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unittest.main()
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