27 lines
677 B
Solidity
27 lines
677 B
Solidity
pragma solidity ^0.4.23;
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import "./StandardToken.sol";
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import './ApprovalReceiver.sol';
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/**
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* @notice ERC20Token for test scripts, can be minted by anyone.
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*/
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contract TestToken is StandardToken {
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constructor() public { }
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/**
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* @notice any caller can mint any `_amount`
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* @param _amount how much to be minted
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*/
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function mint(uint256 _amount) public {
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mint(msg.sender, _amount);
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}
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function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success) {
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assert(approve(_spender, _value));
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return ApprovalReceiver(_spender).receiveApproval(msg.sender, _value, this, _extraData);
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}
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}
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