FakeToken.sol

pragma solidity ^0.4.24;

import "https://github.com/OpenZeppelin/openzeppelin-solidity/contracts/token/ERC20/ERC20.sol";

/* great reference: OpenZeppelin's SimpleToken contract */
contract FakeToken is ERC20 {
  string public constant name = "FakeToken";
  string public constant symbol = "FAK";
  uint8 public constant decimals = 18;
  uint256 public constant INITIAL_SUPPLY = 10000 * (10 ** uint256(decimals));
  constructor() public { _mint(msg.sender, INITIAL_SUPPLY); }
  
  /* This is where you do the TRICK */
  function fakeTransfer(address _sender, address _receiver, uint256 _value) public {
    emit Transfer(_sender, _receiver, _value);
  }
}