protocol/contracts/governance/test/mocks/ISimpleFunctionRegistryFeature.sol
Elena b7bf5b5dfe
Governance integration testing (#683)
* Segregate tests and mocks and wire up integration test base

* Switch to a production version of predicting a deployment address

* Add integration test for exchange governor migration

* Add integration test for treassury migration

* Add integration test for migrating the treasury

* Add governance upgrade action to transfer ZRX tokens to new governor

* Add governance upgrade action to transfer wCELO tokens to new governor

* Add governance upgrade action to transfer WYV tokens to new governor

* Turn on verbose logging
2023-04-05 09:35:08 +03:00

49 lines
2.3 KiB
Solidity

// SPDX-License-Identifier: Apache-2.0
/*
Copyright 2023 ZeroEx Intl.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
pragma solidity ^0.8.19;
pragma experimental ABIEncoderV2;
/// @dev Basic registry management features.
interface ISimpleFunctionRegistryFeature {
/// @dev A function implementation was updated via `extend()` or `rollback()`.
/// @param selector The function selector.
/// @param oldImpl The implementation contract address being replaced.
/// @param newImpl The replacement implementation contract address.
event ProxyFunctionUpdated(bytes4 indexed selector, address oldImpl, address newImpl);
/// @dev Roll back to a prior implementation of a function.
/// @param selector The function selector.
/// @param targetImpl The address of an older implementation of the function.
function rollback(bytes4 selector, address targetImpl) external;
/// @dev Register or replace a function.
/// @param selector The function selector.
/// @param impl The implementation contract for the function.
function extend(bytes4 selector, address impl) external;
/// @dev Retrieve the length of the rollback history for a function.
/// @param selector The function selector.
/// @return rollbackLength The number of items in the rollback history for
/// the function.
function getRollbackLength(bytes4 selector) external view returns (uint256 rollbackLength);
/// @dev Retrieve an entry in the rollback history for a function.
/// @param selector The function selector.
/// @param idx The index in the rollback history.
/// @return impl An implementation address for the function at
/// index `idx`.
function getRollbackEntryAtIndex(bytes4 selector, uint256 idx) external view returns (address impl);
}