33 lines
668 B
Solidity
33 lines
668 B
Solidity
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.6.0;
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pragma experimental ABIEncoderV2;
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import "./MockGovernance.sol";
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interface IProxy {
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function upgradeTo(address newImplementation) external;
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}
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contract NewImplementation is MockGovernance {
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uint256 public newVariable;
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event Overriden(uint256 x);
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function execute(uint256 proposalId) public payable override {
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newVariable = 999;
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emit Overriden(proposalId);
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}
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}
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contract ProposalUpgrade {
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address public immutable newLogic;
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constructor(address _newLogic) public {
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newLogic = _newLogic;
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}
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function executeProposal() public {
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IProxy(address(this)).upgradeTo(newLogic);
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}
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}
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