mirror of
git://holbrook.no/erc20-demurrage-token
synced 2024-11-05 10:06:45 +01:00
Apply demurrage on minutes on periods (SingleCap only)
This commit is contained in:
nolash
parent
32ae98d581
commit
dd878aa5cd
GPG Key ID:
21D2E7BB88C2A746
File diff suppressed because one or more lines are too long
File diff suppressed because one or more lines are too long
@ -19,7 +19,6 @@ settings.demurrage_level = int(decay_per_minute*(10**38))
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settings.period_minutes = 1 # 1 week in minutes
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chain = 'evm:foochain:42'
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cap = (10 ** 6) * (10 ** 12)
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#cap = 0
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# instantiate simulation
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sim = DemurrageTokenSimulation(chain, settings, redistribute=False, cap=cap, actors=10)
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@ -23,7 +23,7 @@ done
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modes=(MultiCap MultiNocap)
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for m in ${modes[@]}; do
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ERC20_DEMURRAGE_TOKEN_TEST_MODE=$m python tests/test_pure.py
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ERC20_DEMURRAGE_TOKEN_TEST_MODE=$m python tests/test_remainder.py
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ERC20_DEMURRAGE_TOKEN_TEST_MODE=$m python tests/test_redistribution.py
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done
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@ -28,8 +28,7 @@ TAX_LEVEL = int(10000 * 2) # 2%
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# calc "1-(0.98)^(1/518400)" <- 518400 = 30 days of blocks
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# 0.00000003897127107225
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#PERIOD = int(60/BLOCKTIME) * 60 * 24 * 30 # month
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PERIOD = 1
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PERIOD = 10
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class TestDemurrage(EthTesterCase):
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@ -9,6 +9,10 @@ import datetime
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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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@ -46,21 +50,55 @@ class TestBasic(TestDemurrageDefault):
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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 + self.period_seconds - 1)
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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 + self.period_seconds + 1)
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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 = int(98 * (10 ** 36))
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modifier_base = 1000000 - self.tax_level
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logg.debug('modifier base {}'.format(modifier_base))
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modifier = int(modifier_base * (10 ** 32)) # 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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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 ** 26)) # equals 12 decimal places
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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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@ -31,7 +31,6 @@ testdir = os.path.dirname(__file__)
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class TestRedistribution(TestDemurrageDefault):
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@unittest.expectedFailure
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def test_whole_is_parts(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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@ -84,239 +83,244 @@ class TestRedistribution(TestDemurrageDefault):
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balance += balance_item
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logg.debug('balance {} {} total {}'.format(i, balance_item, balance))
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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_item = c.parse_balance_of(r)
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balance += balance_item
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self.assertEqual(balance, 200000000)
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def test_debug_periods(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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pactual = c.parse_actual_period(r)
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o = c.period_start(self.address, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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pstart = c.parse_actual_period(r)
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o = c.period_duration(self.address, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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pduration = c.parse_actual_period(r)
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o = block_latest()
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blocknumber = self.rpc.do(o)
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logg.debug('actual {} start {} duration {} blocknumber {}'.format(pactual, pstart, pduration, blocknumber))
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# TODO: check receipt log outputs
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def test_redistribution_storage(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.redistributions(self.address, 0, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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self.assertEqual(strip_0x(r), '000000000000000000000000f424000000000000000000000000000000000001')
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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 1000000)
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r = self.rpc.do(o)
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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[2], 1000000)
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r = self.rpc.do(o)
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external_address = to_checksum_address('0x' + os.urandom(20).hex())
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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], external_address, 1000000)
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r = 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], external_address, 999999)
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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.redistributions(self.address, 0, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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self.assertEqual(strip_0x(r), '000000000000000000000000f42400000000010000000000001e848000000001')
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o = c.redistributions(self.address, 0, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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self.assertEqual(strip_0x(r), '000000000000000000000000f42400000000010000000000001e848000000001')
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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[0], 1000000)
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r = self.rpc.do(o)
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o = c.redistributions(self.address, 1, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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self.assertEqual(strip_0x(r), '000000000000000000000000ef4200000000000000000000002dc6c000000002')
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def test_redistribution_balance_on_zero_participants(self):
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supply = self.default_supply
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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], supply)
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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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(tx_hash, o) = c.apply_demurrage(self.address, self.accounts[0])
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self.rpc.do(o)
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o = receipt(tx_hash)
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rcpt = self.rpc.do(o)
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self.assertEqual(rcpt['status'], 1)
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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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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.total_supply(self.address, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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total_supply = c.parse_total_supply(r)
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sink_increment = int(total_supply * (self.tax_level / 1000000))
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self.assertEqual(supply, total_supply)
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for l in rcpt['logs']:
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if l['topics'][0] == '0xa0717e54e02bd9829db5e6e998aec0ae9de796b8d150a3cc46a92ab869697755': # event Decayed(uint256,uint256,uint256,uint256)
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period = int.from_bytes(bytes.fromhex(strip_0x(l['topics'][1])), 'big')
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self.assertEqual(period, 2)
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b = bytes.fromhex(strip_0x(l['data']))
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remainder = int.from_bytes(b, 'big')
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self.assertEqual(remainder, int((1000000 - self.tax_level) * (10 ** 32)))
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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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sink_balance = c.parse_balance_of(r)
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self.assertEqual(sink_balance, int(sink_increment * 0.98))
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self.assertEqual(sink_balance, int(sink_increment * (1000000 - self.tax_level) / 1000000))
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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, supply - sink_increment)
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def test_redistribution_two_of_ten(self):
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mint_amount = 100000000
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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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z = 0
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for i in range(10):
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(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[i], mint_amount)
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self.rpc.do(o)
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z += mint_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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initial_balance = c.parse_balance_of(r)
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spend_amount = 1000000
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external_address = to_checksum_address('0x' + os.urandom(20).hex())
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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], external_address, spend_amount)
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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[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], external_address, spend_amount)
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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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# No cheating!
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nonce_oracle = RPCNonceOracle(self.accounts[3], 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[3], self.accounts[3], spend_amount)
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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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# No cheapskating!
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nonce_oracle = RPCNonceOracle(self.accounts[4], 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[4], external_address, spend_amount-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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self.backend.time_travel(self.start_time + self.period_seconds + 1)
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(tx_hash, o) = c.apply_demurrage(self.address, self.accounts[4])
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self.rpc.do(o)
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(tx_hash, o) = c.change_period(self.address, self.accounts[4])
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self.rpc.do(o)
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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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bummer_balance = c.parse_balance_of(r)
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self.assertEqual(bummer_balance, mint_amount - (mint_amount * (self.tax_level / 1000000)))
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logg.debug('bal {} '.format(bummer_balance))
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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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bummer_balance = c.parse_balance_of(r)
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spender_balance = mint_amount - spend_amount
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spender_decayed_balance = int(spender_balance - (spender_balance * (self.tax_level / 1000000)))
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self.assertEqual(bummer_balance, spender_decayed_balance)
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logg.debug('bal {} '.format(bummer_balance))
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(tx_hash, o) = c.apply_redistribution_on_account(self.address, self.accounts[4], 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.apply_redistribution_on_account(self.address, self.accounts[4], 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'], 1)
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o = c.redistributions(self.address, 0, sender_address=self.accounts[0])
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r = self.rpc.do(o)
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redistribution_data = c.parse_redistributions(r)
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logg.debug('redist data {}'.format(redistribution_data))
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o = c.account_period(self.address, self.accounts[1], sender_address=self.accounts[0])
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r = self.rpc.do(o)
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account_period_data = c.parse_account_period(r)
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logg.debug('account period {}'.format(account_period_data))
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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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actual_period = c.parse_actual_period(r)
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logg.debug('period {}'.format(actual_period))
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redistribution = int((z / 2) * (self.tax_level / 1000000))
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spender_new_base_balance = ((mint_amount - spend_amount) + redistribution)
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spender_new_decayed_balance = int(spender_new_base_balance - (spender_new_base_balance * (self.tax_level / 1000000)))
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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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spender_actual_balance = c.parse_balance_of(r)
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logg.debug('rrr {} {}'.format(redistribution, spender_new_decayed_balance))
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self.assertEqual(spender_actual_balance, spender_new_decayed_balance)
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# def test_debug_periods(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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# o = c.actual_period(self.address, sender_address=self.accounts[0])
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# r = self.rpc.do(o)
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# pactual = c.parse_actual_period(r)
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#
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# o = c.period_start(self.address, sender_address=self.accounts[0])
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# r = self.rpc.do(o)
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# pstart = c.parse_actual_period(r)
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#
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# o = c.period_duration(self.address, sender_address=self.accounts[0])
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# r = self.rpc.do(o)
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# pduration = c.parse_actual_period(r)
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#
|
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# 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)
|
||||
#
|
||||
# (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)
|
||||
#
|
||||
|
||||
if __name__ == '__main__':
|
||||
unittest.main()
|
||||
|
||||
@ -100,6 +100,9 @@ class TestRedistribution(TestDemurrageUnit):
|
||||
|
||||
(tx_hash, o) = c.change_period(self.address, self.accounts[1])
|
||||
self.rpc.do(o)
|
||||
o = receipt(tx_hash)
|
||||
r = self.rpc.do(o)
|
||||
self.assertEqual(r['status'], 1)
|
||||
|
||||
demurrage_amount = int((self.tax_level / 1000000) * mint_amount)
|
||||
|
||||
@ -126,6 +129,17 @@ class TestRedistribution(TestDemurrageUnit):
|
||||
r = self.rpc.do(o)
|
||||
supply = c.parse_total_supply(r)
|
||||
|
||||
|
||||
o = c.redistributions(self.address, 0, sender_address=self.accounts[0])
|
||||
redistribution = self.rpc.do(o)
|
||||
o = c.to_redistribution_supply(self.address, redistribution, sender_address=self.accounts[0])
|
||||
r = self.rpc.do(o)
|
||||
supply = c.parse_to_redistribution_item(r)
|
||||
o = c.demurrage_amount(self.address, sender_address=self.accounts[0])
|
||||
r = self.rpc.do(o)
|
||||
demurrage = c.parse_demurrage_amount(r)
|
||||
logg.debug('\ndemurrage {}\nsupply {}'.format(demurrage, supply))
|
||||
|
||||
expected_balance = int(supply * (self.tax_level / 1000000))
|
||||
expected_balance_tolerance = 1
|
||||
|
||||
|
||||
@ -28,6 +28,7 @@ testdir = os.path.dirname(__file__)
|
||||
|
||||
class TestRedistributionSingle(TestDemurrageSingle):
|
||||
|
||||
|
||||
def test_single_even_if_multiple(self):
|
||||
|
||||
mint_amount = 100000000
|
||||
|
||||
@ -21,7 +21,9 @@ contract DemurrageTokenSingleCap {
|
||||
uint128 public demurrageAmount;
|
||||
|
||||
// Cached demurrage period; the period for which demurrageAmount was calculated
|
||||
uint128 public demurragePeriod;
|
||||
//uint128 public demurragePeriod;
|
||||
// Cached demurrage timestamp; the timestamp for which demurrageAmount was last calculated
|
||||
uint256 public demurrageTimestamp;
|
||||
|
||||
// Implements EIP172
|
||||
address public owner;
|
||||
@ -103,10 +105,11 @@ contract DemurrageTokenSingleCap {
|
||||
decimals = _decimals;
|
||||
|
||||
// Demurrage setup
|
||||
periodStart = block.timestamp;
|
||||
demurrageTimestamp = block.timestamp;
|
||||
periodStart = demurrageTimestamp;
|
||||
periodDuration = _periodMinutes * 60;
|
||||
demurrageAmount = uint128(ppmDivider * 1000000); // Represents 38 decimal places
|
||||
demurragePeriod = 1;
|
||||
//demurragePeriod = 1;
|
||||
taxLevel = _taxLevelMinute; // Represents 38 decimal places
|
||||
bytes32 initialRedistribution = toRedistribution(0, 1000000, 0, 1);
|
||||
redistributions.push(initialRedistribution);
|
||||
@ -139,7 +142,8 @@ contract DemurrageTokenSingleCap {
|
||||
|
||||
baseBalance = baseBalanceOf(_account);
|
||||
|
||||
periodCount = actualPeriod() - demurragePeriod;
|
||||
//periodCount = actualPeriod() - demurragePeriod;
|
||||
periodCount = getMinutesDelta(demurrageTimestamp);
|
||||
|
||||
currentDemurragedAmount = uint128(decayBy(demurrageAmount, periodCount));
|
||||
|
||||
@ -237,10 +241,12 @@ contract DemurrageTokenSingleCap {
|
||||
// Save the current total supply amount to the current redistribution period
|
||||
function saveRedistributionSupply() private returns (bool) {
|
||||
uint256 currentRedistribution;
|
||||
uint256 grownSupply;
|
||||
|
||||
grownSupply = growBy(totalSupply, 1);
|
||||
currentRedistribution = uint256(redistributions[redistributions.length-1]);
|
||||
currentRedistribution &= (~maskRedistributionValue);
|
||||
currentRedistribution |= (totalSupply << shiftRedistributionValue);
|
||||
currentRedistribution |= (grownSupply << shiftRedistributionValue);
|
||||
|
||||
redistributions[redistributions.length-1] = bytes32(currentRedistribution);
|
||||
return true;
|
||||
@ -270,29 +276,36 @@ contract DemurrageTokenSingleCap {
|
||||
uint256 unit;
|
||||
|
||||
redistributionSupply = toRedistributionSupply(_redistribution);
|
||||
|
||||
unit = (redistributionSupply * taxLevel) / 1000000;
|
||||
unit = redistributionSupply * (ppmDivider - (demurrageAmount / 1000000));
|
||||
|
||||
increaseBaseBalance(sinkAddress, unit / ppmDivider);
|
||||
return unit;
|
||||
}
|
||||
|
||||
// Calculate the time delta in whole minutes passed between given timestamp and current timestamp
|
||||
function getMinutesDelta(uint256 _lastTimestamp) public view returns (uint256) {
|
||||
return (block.timestamp - _lastTimestamp) / 60;
|
||||
}
|
||||
|
||||
// Calculate and cache the demurrage value corresponding to the (period of the) time of the method call
|
||||
function applyDemurrage() public returns (bool) {
|
||||
uint128 epochPeriodCount;
|
||||
uint128 periodCount;
|
||||
uint256 periodCount;
|
||||
uint256 lastDemurrageAmount;
|
||||
uint256 newDemurrageAmount;
|
||||
|
||||
epochPeriodCount = actualPeriod();
|
||||
periodCount = epochPeriodCount - demurragePeriod;
|
||||
//epochPeriodCount = actualPeriod();
|
||||
//periodCount = epochPeriodCount - demurragePeriod;
|
||||
|
||||
periodCount = getMinutesDelta(demurrageTimestamp);
|
||||
if (periodCount == 0) {
|
||||
return false;
|
||||
}
|
||||
lastDemurrageAmount = demurrageAmount;
|
||||
demurrageAmount = uint128(decayBy(lastDemurrageAmount, periodCount));
|
||||
demurragePeriod = epochPeriodCount;
|
||||
emit Decayed(epochPeriodCount, periodCount, lastDemurrageAmount, demurrageAmount);
|
||||
//demurragePeriod = epochPeriodCount;
|
||||
demurrageTimestamp = periodStart + (periodCount * 60);
|
||||
emit Decayed(block.timestamp, periodCount, lastDemurrageAmount, demurrageAmount);
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user