cicnet/erc20-demurrage-token
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test basic passes

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lash 2023-02-09 12:08:28 +00:00
parent f785925eb5
commit e74a9cb594
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
4 changed files with 87 additions and 88 deletions
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2
python/erc20_demurrage_token/data/DemurrageTokenSingleNocap.bin
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2
python/erc20_demurrage_token/data/DemurrageTokenSingleNocap.json
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2
python/tests/test_basic.py
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@ -219,7 +219,7 @@ class TestBasic(TestDemurrageDefault):
(tx_hash, o) = c.mint_to(self.address, self.accounts[0], self.accounts[1], 1024)
self.rpc.do(o)
self.backend.time_travel(self.start_time + 61)
self.backend.time_travel(self.start_time + (60 * 43200))
(tx_hash, o) = c.apply_demurrage(self.address, sender_address=self.accounts[0])
r = self.rpc.do(o)
o = c.to_base_amount(self.address, 1000, sender_address=self.accounts[0])

169
solidity/DemurrageTokenSingleNocap.sol
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@ -455,93 +455,92 @@ contract DemurrageTokenSingleCap {
// Inflates the given amount according to the current demurrage modifier
function toBaseAmount(uint256 _value) public view returns (uint256) {
int128 r;
//return (_value * resolutionFactor) / (demurrageAmount * 10000000000);
r = ABDKMath64x64.mul(demurrageAmount, ABDKMath64x64.fromUInt(_value));
r = ABDKMath64x64.div(ABDKMath64x64.fromUInt(_value), demurrageAmount);
return ABDKMath64x64.toUInt(r);
}
//
// // Implements ERC20, triggers tax and/or redistribution
// function approve(address _spender, uint256 _value) public returns (bool) {
// uint256 baseValue;
//
// if (allowance[msg.sender][_spender] > 0) {
// require(_value == 0, 'ZERO_FIRST');
// }
//
// changePeriod();
//
// baseValue = toBaseAmount(_value);
// allowance[msg.sender][_spender] = baseValue;
// emit Approval(msg.sender, _spender, _value);
// return true;
// }
//
// // Reduce allowance by amount
// function decreaseAllowance(address _spender, uint256 _value) public returns (bool) {
// uint256 baseValue;
//
// baseValue = toBaseAmount(_value);
// require(allowance[msg.sender][_spender] >= baseValue);
//
// changePeriod();
//
// allowance[msg.sender][_spender] -= baseValue;
// emit Approval(msg.sender, _spender, allowance[msg.sender][_spender]);
// return true;
// }
//
// // Increase allowance by amount
// function increaseAllowance(address _spender, uint256 _value) public returns (bool) {
// uint256 baseValue;
//
// changePeriod();
//
// baseValue = toBaseAmount(_value);
//
// allowance[msg.sender][_spender] += baseValue;
// emit Approval(msg.sender, _spender, allowance[msg.sender][_spender]);
// return true;
// }
//
// // Implements ERC20, triggers tax and/or redistribution
// function transfer(address _to, uint256 _value) public returns (bool) {
// uint256 baseValue;
// bool result;
//
// changePeriod();
//
// baseValue = toBaseAmount(_value);
// result = transferBase(msg.sender, _to, baseValue);
// emit Transfer(msg.sender, _to, _value);
// return result;
// }
//
// // Implements ERC20, triggers tax and/or redistribution
// function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
// uint256 baseValue;
// bool result;
//
// changePeriod();
//
// baseValue = toBaseAmount(_value);
// require(allowance[_from][msg.sender] >= baseValue);
//
// allowance[_from][msg.sender] -= baseValue;
// result = transferBase(_from, _to, baseValue);
//
// emit Transfer(_from, _to, _value);
// return result;
// }
//
// // ERC20 transfer backend for transfer, transferFrom
// function transferBase(address _from, address _to, uint256 _value) private returns (bool) {
// uint256 period;
//
// decreaseBaseBalance(_from, _value);
// increaseBaseBalance(_to, _value);
//
// return true;
// }
// Implements ERC20, triggers tax and/or redistribution
function approve(address _spender, uint256 _value) public returns (bool) {
uint256 baseValue;
if (allowance[msg.sender][_spender] > 0) {
require(_value == 0, 'ZERO_FIRST');
}
changePeriod();
baseValue = toBaseAmount(_value);
allowance[msg.sender][_spender] = baseValue;
emit Approval(msg.sender, _spender, _value);
return true;
}
// Reduce allowance by amount
function decreaseAllowance(address _spender, uint256 _value) public returns (bool) {
uint256 baseValue;
baseValue = toBaseAmount(_value);
require(allowance[msg.sender][_spender] >= baseValue);
changePeriod();
allowance[msg.sender][_spender] -= baseValue;
emit Approval(msg.sender, _spender, allowance[msg.sender][_spender]);
return true;
}
// Increase allowance by amount
function increaseAllowance(address _spender, uint256 _value) public returns (bool) {
uint256 baseValue;
changePeriod();
baseValue = toBaseAmount(_value);
allowance[msg.sender][_spender] += baseValue;
emit Approval(msg.sender, _spender, allowance[msg.sender][_spender]);
return true;
}
// Implements ERC20, triggers tax and/or redistribution
function transfer(address _to, uint256 _value) public returns (bool) {
uint256 baseValue;
bool result;
changePeriod();
baseValue = toBaseAmount(_value);
result = transferBase(msg.sender, _to, baseValue);
emit Transfer(msg.sender, _to, _value);
return result;
}
// Implements ERC20, triggers tax and/or redistribution
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
uint256 baseValue;
bool result;
changePeriod();
baseValue = toBaseAmount(_value);
require(allowance[_from][msg.sender] >= baseValue);
allowance[_from][msg.sender] -= baseValue;
result = transferBase(_from, _to, baseValue);
emit Transfer(_from, _to, _value);
return result;
}
// ERC20 transfer backend for transfer, transferFrom
function transferBase(address _from, address _to, uint256 _value) private returns (bool) {
uint256 period;
decreaseBaseBalance(_from, _value);
increaseBaseBalance(_to, _value);
return true;
}
// Implements EIP173
function transferOwnership(address _newOwner) public returns (bool) {