cicnet/erc20-demurrage-token
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Use next redistribution object hack in apply default distribution

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This commit is contained in:
nolash 2021-06-08 13:06:32 +02:00
parent 0b6d58f7af
commit a2a141dbf4
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
4 changed files with 44 additions and 39 deletions
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2
python/erc20_demurrage_token/data/DemurrageTokenSingleCap.bin
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File diff suppressed because one or more lines are too long

2
python/tests/base.py
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@ -19,10 +19,8 @@ from erc20_demurrage_token import (
DemurrageToken, DemurrageToken,
) )
logg = logging.getLogger() logg = logging.getLogger()
#BLOCKTIME = 5 # seconds #BLOCKTIME = 5 # seconds
TAX_LEVEL = int(10000 * 2) # 2% TAX_LEVEL = int(10000 * 2) # 2%
# calc "1-(0.98)^(1/518400)" <- 518400 = 30 days of blocks # calc "1-(0.98)^(1/518400)" <- 518400 = 30 days of blocks

73
python/tests/test_redistribution_unit.py
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@ -31,39 +31,39 @@ testdir = os.path.dirname(__file__)
class TestRedistribution(TestDemurrageUnit): class TestRedistribution(TestDemurrageUnit):
# TODO: move to "pure" test file when getdistribution is implemented in all contracts # # TODO: move to "pure" test file when getdistribution is implemented in all contracts
def test_distribution(self): # def test_distribution(self):
nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc) # nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle) # c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
#
demurrage = (1 - (self.tax_level / 1000000)) * (10**38) # demurrage = (1 - (self.tax_level / 1000000)) * (10**38)
supply = self.default_supply # supply = self.default_supply
#
o = c.get_distribution(self.address, supply, demurrage, sender_address=self.accounts[0]) # o = c.get_distribution(self.address, supply, demurrage, sender_address=self.accounts[0])
r = self.rpc.do(o) # r = self.rpc.do(o)
distribution = c.parse_get_distribution(r) # distribution = c.parse_get_distribution(r)
expected_distribution = self.default_supply * (self.tax_level / 1000000) # expected_distribution = self.default_supply * (self.tax_level / 1000000)
self.assertEqual(distribution, expected_distribution) # self.assertEqual(distribution, expected_distribution)
#
#
def test_distribution_from_redistribution(self): # def test_distribution_from_redistribution(self):
nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc) # nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle) # c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
#
demurrage = (1 - (self.tax_level / 1000000)) * (10**38) # demurrage = (1 - (self.tax_level / 1000000)) * (10**38)
supply = self.default_supply # supply = self.default_supply
#
o = c.to_redistribution(self.address, 0, demurrage, supply, 1, sender_address=self.accounts[0]) # o = c.to_redistribution(self.address, 0, demurrage, supply, 1, sender_address=self.accounts[0])
redistribution = self.rpc.do(o) # redistribution = self.rpc.do(o)
#
o = c.get_distribution_from_redistribution(self.address, redistribution, self.accounts[0]) # o = c.get_distribution_from_redistribution(self.address, redistribution, self.accounts[0])
r = self.rpc.do(o) # r = self.rpc.do(o)
distribution = c.parse_get_distribution(r) # distribution = c.parse_get_distribution(r)
expected_distribution = self.default_supply * (self.tax_level / 1000000) # expected_distribution = self.default_supply * (self.tax_level / 1000000)
self.assertEqual(distribution, expected_distribution) # self.assertEqual(distribution, expected_distribution)
#
#
#
# def test_single_step(self): # def test_single_step(self):
# nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc) # nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
# c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle) # c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
@ -137,6 +137,10 @@ class TestRedistribution(TestDemurrageUnit):
r = self.rpc.do(o) r = self.rpc.do(o)
self.assertEqual(r['status'], 1) self.assertEqual(r['status'], 1)
# check that we have crossed into new period, this will throw if not
o = c.redistributions(self.address, 1, sender_address=self.accounts[0])
self.rpc.do(o)
demurrage_amount = int((self.tax_level / 1000000) * mint_amount) demurrage_amount = int((self.tax_level / 1000000) * mint_amount)
expected_balance = mint_amount - demurrage_amount expected_balance = mint_amount - demurrage_amount
@ -181,8 +185,7 @@ class TestRedistribution(TestDemurrageUnit):
o = c.balance_of(self.address, self.sink_address, sender_address=self.accounts[0]) o = c.balance_of(self.address, self.sink_address, sender_address=self.accounts[0])
r = self.rpc.do(o) r = self.rpc.do(o)
balance = c.parse_balance_of(r) balance = c.parse_balance_of(r)
self.assertGreaterEqual(balance, expected_balance - expected_balance_tolerance) self.assert_within_lower(balance, expected_balance, 1000)
self.assertLessEqual(balance, expected_balance)
if __name__ == '__main__': if __name__ == '__main__':

6
solidity/DemurrageTokenSingleCap.sol
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@ -14,6 +14,10 @@ contract DemurrageTokenSingleCap {
uint8 constant shiftRedistributionDemurrage = 104; uint8 constant shiftRedistributionDemurrage = 104;
uint256 constant maskRedistributionDemurrage = 0x000000ffffffffffffffffffffffffffffffff00000000000000000000000000; // ((1 << 20) - 1) << 140 uint256 constant maskRedistributionDemurrage = 0x000000ffffffffffffffffffffffffffffffff00000000000000000000000000; // ((1 << 20) - 1) << 140
uint8 constant shiftRedistributionIsUsed = 255;
uint256 constant maskRedistributionIsUsed = 0x4000000000000000000000000000000000000000000000000000000000000000; // 1 << 255
// Account balances // Account balances
mapping (address => uint256) account; mapping (address => uint256) account;
@ -372,7 +376,7 @@ contract DemurrageTokenSingleCap {
nextRedistribution = toRedistribution(0, nextRedistributionDemurrage, totalSupply, nextPeriod); nextRedistribution = toRedistribution(0, nextRedistributionDemurrage, totalSupply, nextPeriod);
redistributions.push(nextRedistribution); redistributions.push(nextRedistribution);
applyDefaultRedistribution(currentRedistribution); applyDefaultRedistribution(nextRedistribution);
emit Period(nextPeriod); emit Period(nextPeriod);
return true; return true;
} }