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[TokenVesting] Fix vestedAmount calculation. Linearity test watches beneficiary balance over vestedAmount

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This commit is contained in:
Martín Triay
2017-09-29 02:59:11 -03:00
parent 696615d392
commit bd56163900
2 changed files with 7 additions and 4 deletions
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6
contracts/token/TokenVesting.sol
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@ -83,7 +83,7 @@ contract TokenVesting is Ownable {
}
/**
* @dev Calculates the amount that has already vested.
* @dev Calculates the amount that has already vested but not released.
* @param token ERC20 token which is being vested
*/
function vestedAmount(ERC20Basic token) constant returns (uint256) {
@ -96,8 +96,10 @@ contract TokenVesting is Ownable {
uint256 totalBalance = currentBalance.add(released[token]);
uint256 vested = totalBalance.mul(now - start).div(end - start);
uint256 unreleased = vested.sub(released[token]);
return Math.min256(currentBalance, vested);
// currentBalance can be 0 in case of a revoke
return Math.min256(currentBalance, unreleased);
}
}
}