protocol/contracts/utils/contracts/test/TestLibSafeMath.sol

76 lines
1.6 KiB
Solidity

/*
Copyright 2019 ZeroEx Intl.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
pragma solidity ^0.5.9;
import "../src/LibSafeMath.sol";
contract TestLibSafeMath {
using LibSafeMath for uint256;
function externalSafeMul(uint256 a, uint256 b)
external
pure
returns (uint256)
{
return a.safeMul(b);
}
function externalSafeDiv(uint256 a, uint256 b)
external
pure
returns (uint256)
{
return a.safeDiv(b);
}
function externalSafeSub(uint256 a, uint256 b)
external
pure
returns (uint256)
{
return a.safeSub(b);
}
function externalSafeAdd(uint256 a, uint256 b)
external
pure
returns (uint256)
{
return a.safeAdd(b);
}
function externalMaxUint256(uint256 a, uint256 b)
external
pure
returns (uint256)
{
return a.max256(b);
}
function externalMinUint256(uint256 a, uint256 b)
external
pure
returns (uint256)
{
return a.min256(b);
}
}