Merge remote-tracking branch 'origin/sparrowDom/nativeStaking' into n…

…icka/native-staking-fork-tests

contracts/contracts/oracle/OETHFixedOracle.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import { OETHOracleRouter } from "./OETHOracleRouter.sol";
+
+// @notice Oracle Router that returns 1e18 for all prices
+// used solely for deployment to testnets
+contract OETHFixedOracle is OETHOracleRouter {
+    constructor(address _auraPriceFeed) OETHOracleRouter(_auraPriceFeed) {}
+
+    /**
+     * @dev The price feed contract to use for a particular asset along with
+     *      maximum data staleness
+     * @param asset address of the asset
+     * @return feedAddress address of the price feed for the asset
+     * @return maxStaleness maximum acceptable data staleness duration
+     */
+    // solhint-disable-next-line no-unused-vars
+    function feedMetadata(address asset)
+        internal
+        view
+        virtual
+        override
+        returns (address feedAddress, uint256 maxStaleness)
+    {
+        // fixes price for all of the assets
+        feedAddress = FIXED_PRICE;
+        maxStaleness = 0;
+    }
+}