TestERC20.sol

// SPDX-License-Identifier: GPL-3.0-only
pragma solidity ^0.8.3;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";

/**
 * ERC20 test contract.
 */
contract TestERC20 is ERC20("ArgentToken", "AGT") {
    uint8 internal tokenDecimals;

    constructor (address[] memory _initialAccounts, uint _supply, uint8 _decimals) {
        tokenDecimals = _decimals;
        for (uint i = 0; i < _initialAccounts.length; i++) {
            _mint(_initialAccounts[i], _supply * 10**uint(_decimals));
        }
    }

    function mint(address account, uint256 amount) public {
        _mint(account, amount);
    }

    function burn(address account, uint256 amount) public {
        _burn(account, amount);
    }

    function decimals() public view override returns (uint8) {
        return tokenDecimals;
    }
}