322 lines
12 KiB
Python
322 lines
12 KiB
Python
# standard imports
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import os
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import unittest
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import json
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import logging
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import datetime
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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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# local imports
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from erc20_demurrage_token import DemurrageToken
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# test imports
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from erc20_demurrage_token.unittest.base import TestDemurrageDefault
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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 TestBasic(TestDemurrageDefault):
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def test_hello(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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o = c.actual_period(self.address, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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self.backend.time_travel(self.start_time + self.period_seconds + 1)
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o = c.actual_period(self.address, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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def test_balance(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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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 1024)
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r = 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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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, 1024)
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def test_apply_demurrage_limited(self):
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modifier = (10 ** 28)
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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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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_amount = c.parse_demurrage_amount(r)
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self.assertEqual(modifier, demurrage_amount)
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self.backend.time_travel(self.start_time + 120)
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(tx_hash, o) = c.apply_demurrage(self.address, sender_address=self.accounts[0], limit=1)
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r = 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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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_amount = c.parse_demurrage_amount(r)
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modifier_base = 1000000 - self.tax_level
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modifier = int(modifier_base * (10 ** 22)) # 38 decimal places minus 6 (1000000)
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self.assertEqual(modifier, demurrage_amount)
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def test_apply_demurrage(self):
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modifier = (10 ** 28)
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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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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_amount = c.parse_demurrage_amount(r)
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self.assertEqual(modifier, demurrage_amount)
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o = block_latest()
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r = self.rpc.do(o)
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o = block_by_number(r)
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b = self.rpc.do(o)
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logg.debug('block {} start {}'.format(b['timestamp'], self.start_time))
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self.backend.time_travel(self.start_time + 2)
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(tx_hash, o) = c.apply_demurrage(self.address, sender_address=self.accounts[0])
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r = 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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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_amount = c.parse_demurrage_amount(r)
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self.assertEqual(modifier, demurrage_amount)
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self.backend.time_travel(self.start_time + 61)
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(tx_hash, o) = c.apply_demurrage(self.address, sender_address=self.accounts[0])
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r = 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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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_amount = c.parse_demurrage_amount(r)
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modifier_base = 1000000 - self.tax_level
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modifier = int(modifier_base * (10 ** 22)) # 38 decimal places minus 6 (1000000)
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self.assertEqual(modifier, demurrage_amount)
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self.backend.time_travel(self.start_time + 601)
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(tx_hash, o) = c.apply_demurrage(self.address, sender_address=self.accounts[0])
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r = 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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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_amount = c.parse_demurrage_amount(r)
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modifier_base = ((1000000 - self.tax_level) / 1000000) ** 10
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logg.warning('mod base {}'.format(modifier_base))
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modifier = int(modifier_base * (10 ** 12))
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rounding_tolerance_nano = 4000000 # 0.000004% precision
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demurrage_amount_truncate = int(demurrage_amount / (10 ** 16)) # equals 38 decimal places - 14 for the modifier magniture - 2 for percent int calc + 6 for token decimals <- TODO verify this calc
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self.assertGreaterEqual(modifier, demurrage_amount_truncate - rounding_tolerance_nano)
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self.assertLessEqual(modifier, demurrage_amount_truncate)
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def test_mint(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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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 1024)
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r = 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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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, 1024)
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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 976)
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r = 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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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, 2000)
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self.backend.time_travel(self.start_time + 61)
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(tx_hash, o) = c.apply_demurrage(self.address, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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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, int(2000 * 0.98))
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def test_minter_control(self):
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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.mint_to(self.address, self.accounts[1], self.accounts[2], 1024)
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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'], 0)
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(tx_hash, o) = c.add_minter(self.address, self.accounts[1], 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'], 0)
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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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(tx_hash, o) = c.add_minter(self.address, self.accounts[0], 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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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.mint_to(self.address, self.accounts[1], self.accounts[2], 1024)
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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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(tx_hash, o) = c.add_minter(self.address, self.accounts[1], self.accounts[2])
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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'], 0)
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(tx_hash, o) = c.remove_minter(self.address, self.accounts[1], 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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(tx_hash, o) = c.mint_to(self.address, self.accounts[1], self.accounts[2], 1024)
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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'], 0)
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def test_base_amount(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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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 1024)
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self.rpc.do(o)
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self.backend.time_travel(self.start_time + 61)
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(tx_hash, o) = c.apply_demurrage(self.address, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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o = c.to_base_amount(self.address, 1000, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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amount = c.parse_to_base_amount(r)
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self.assertEqual(amount, 1020)
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def test_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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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 1024)
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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[2], 500)
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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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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, 524)
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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, 500)
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nonce_oracle = RPCNonceOracle(self.accounts[2], 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[2], self.accounts[1], 500)
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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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def test_transfer_from(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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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 1024)
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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.approve(self.address, self.accounts[1], self.accounts[2], 500)
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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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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, 1024)
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nonce_oracle = RPCNonceOracle(self.accounts[2], 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_from(self.address, self.accounts[2], self.accounts[1], self.accounts[3], 500)
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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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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, 524)
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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, 500)
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if __name__ == '__main__':
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unittest.main()
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