Contract Source Code (Solidity Standard Json-Input format)

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// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.21;

import { IERC20 } from "forge-std/interfaces/IERC20.sol";

import { Ownable } from "openzeppelin-contracts/contracts/access/Ownable.sol";

contract MockUsdsJoin is Ownable {

    address public immutable vat;
    IERC20  public immutable usds;

    constructor(address owner_, address vat_, address usds_) Ownable(owner_) {
        vat  = vat_;
        usds = IERC20(usds_);
    }

    function join(address, uint256 wad) external onlyOwner {
        usds.transferFrom(msg.sender, address(this), wad);
    }

    function exit(address usr, uint256 wad) external onlyOwner {
        usds.transfer(usr, wad);
    }

    // To fully cover daiJoin abi
    function dai() external view returns (address) {
        return address(usds);
    }

}

// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2;

/// @dev Interface of the ERC20 standard as defined in the EIP.
/// @dev This includes the optional name, symbol, and decimals metadata.
interface IERC20 {
    /// @dev Emitted when `value` tokens are moved from one account (`from`) to another (`to`).
    event Transfer(address indexed from, address indexed to, uint256 value);

    /// @dev Emitted when the allowance of a `spender` for an `owner` is set, where `value`
    /// is the new allowance.
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /// @notice Returns the amount of tokens in existence.
    function totalSupply() external view returns (uint256);

    /// @notice Returns the amount of tokens owned by `account`.
    function balanceOf(address account) external view returns (uint256);

    /// @notice Moves `amount` tokens from the caller's account to `to`.
    function transfer(address to, uint256 amount) external returns (bool);

    /// @notice Returns the remaining number of tokens that `spender` is allowed
    /// to spend on behalf of `owner`
    function allowance(address owner, address spender) external view returns (uint256);

    /// @notice Sets `amount` as the allowance of `spender` over the caller's tokens.
    /// @dev Be aware of front-running risks: https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
    function approve(address spender, uint256 amount) external returns (bool);

    /// @notice Moves `amount` tokens from `from` to `to` using the allowance mechanism.
    /// `amount` is then deducted from the caller's allowance.
    function transferFrom(address from, address to, uint256 amount) external returns (bool);

    /// @notice Returns the name of the token.
    function name() external view returns (string memory);

    /// @notice Returns the symbol of the token.
    function symbol() external view returns (string memory);

    /// @notice Returns the decimals places of the token.
    function decimals() external view returns (uint8);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol)

pragma solidity ^0.8.20;

import {Context} from "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * The initial owner is set to the address provided by the deployer. This can
 * later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    /**
     * @dev The caller account is not authorized to perform an operation.
     */
    error OwnableUnauthorizedAccount(address account);

    /**
     * @dev The owner is not a valid owner account. (eg. `address(0)`)
     */
    error OwnableInvalidOwner(address owner);

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the address provided by the deployer as the initial owner.
     */
    constructor(address initialOwner) {
        if (initialOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(initialOwner);
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        if (owner() != _msgSender()) {
            revert OwnableUnauthorizedAccount(_msgSender());
        }
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        if (newOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol)

pragma solidity ^0.8.20;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }

    function _contextSuffixLength() internal view virtual returns (uint256) {
        return 0;
    }
}

{
  "remappings": [
    "dss-allocator/=lib/dss-allocator/",
    "dss-test/=lib/dss-test/src/",
    "usds/=lib/usds/",
    "sdai/=lib/sdai/",
    "spark-psm/=lib/spark-psm/",
    "spark-address-registry/=lib/spark-address-registry/",
    "xchain-helpers/=lib/xchain-helpers/",
    "@openzeppelin/contracts-upgradeable/=lib/sdai/lib/openzeppelin-contracts-upgradeable/contracts/",
    "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    "aave-v3-core/=lib/aave-v3-origin/src/core/",
    "aave-v3-origin/=lib/aave-v3-origin/",
    "aave-v3-periphery/=lib/aave-v3-origin/src/periphery/",
    "ds-test/=lib/metamorpho/lib/forge-std/lib/ds-test/src/",
    "dss-interfaces/=lib/dss-test/lib/dss-interfaces/src/",
    "erc20-helpers/=lib/erc20-helpers/src/",
    "erc4626-tests/=lib/metamorpho/lib/erc4626-tests/",
    "forge-std/=lib/forge-std/src/",
    "metamorpho/=lib/metamorpho/src/",
    "morpho-blue/=lib/metamorpho/lib/morpho-blue/",
    "murky/=lib/metamorpho/lib/universal-rewards-distributor/lib/murky/src/",
    "openzeppelin-contracts-upgradeable/=lib/sdai/lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "openzeppelin-foundry-upgrades/=lib/sdai/lib/openzeppelin-foundry-upgrades/src/",
    "openzeppelin/=lib/metamorpho/lib/universal-rewards-distributor/lib/openzeppelin-contracts/contracts/",
    "solidity-stringutils/=lib/sdai/lib/openzeppelin-foundry-upgrades/lib/solidity-stringutils/",
    "solidity-utils/=lib/aave-v3-origin/lib/solidity-utils/",
    "sparklend-address-registry/=lib/spark-psm/lib/xchain-ssr-oracle/lib/sparklend-address-registry/",
    "token-tests/=lib/sdai/lib/token-tests/src/",
    "universal-rewards-distributor/=lib/metamorpho/lib/universal-rewards-distributor/src/",
    "xchain-ssr-oracle/=lib/spark-psm/lib/xchain-ssr-oracle/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "shanghai",
  "viaIR": false,
  "libraries": {}
}

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[{"inputs":[{"internalType":"address","name":"owner_","type":"address"},{"internalType":"address","name":"vat_","type":"address"},{"internalType":"address","name":"usds_","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"OwnableInvalidOwner","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"OwnableUnauthorizedAccount","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[],"name":"dai","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"usr","type":"address"},{"internalType":"uint256","name":"wad","type":"uint256"}],"name":"exit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"wad","type":"uint256"}],"name":"join","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"usds","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"vat","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

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000000000000000000000000d1236a6a111879d9862f8374ba15344b6b233fbd000000000000000000000000ccba298e63411df1156c6432ec332a1ab04b41d7000000000000000000000000dc035d45d973e3ec169d2276ddab16f1e407384f

-----Decoded View---------------
Arg [0] : owner_ (address): 0xd1236a6A111879d9862f8374BA15344b6B233Fbd
Arg [1] : vat_ (address): 0xcCBA298E63411df1156c6432Ec332a1aB04B41d7
Arg [2] : usds_ (address): 0xdC035D45d973E3EC169d2276DDab16f1e407384F

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 000000000000000000000000d1236a6a111879d9862f8374ba15344b6b233fbd
Arg [1] : 000000000000000000000000ccba298e63411df1156c6432ec332a1ab04b41d7
Arg [2] : 000000000000000000000000dc035d45d973e3ec169d2276ddab16f1e407384f