refactor: FM_PC_ExternalPrice_Redeeming_v1_Test

- Remove imports
- Refactor most of the setup
- Add exposed mock
- Removed OraclePriceMock and InvalidMock
- Added simpler oracle mockf
- fmt

Author: Zitzak

src/modules/fundingManager/oracle/FM_PC_ExternalPrice_Redeeming_v1.sol

@@ -724,4 +724,4 @@ contract FM_PC_ExternalPrice_Redeeming_v1 is
     function _ensureTokenBalance(address token_) internal virtual override {
         // No balance check needed.
     }
-}
+}

src/modules/fundingManager/oracle/interfaces/IFM_PC_ExternalPrice_Redeeming_v1.sol

@@ -177,4 +177,4 @@ interface IFM_PC_ExternalPrice_Redeeming_v1 is
     /// @notice Toggles whether the contract only allows direct operations or not.
     /// @param  isDirectOperationsOnly_ The new value for the flag.
     function setIsDirectOperationsOnly(bool isDirectOperationsOnly_) external;
-}
+}

test/modules/fundingManager/oracle/FM_PC_ExternalPrice_Redeeming_v1_Test.t.sol test/modules/fundingManager/oracle/FM_PC_ExternalPrice_Redeeming_v1.t.sol

@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: UNLICENSED
+pragma solidity 0.8.23;
+
+import {FM_PC_ExternalPrice_Redeeming_v1} from
+    "src/modules/fundingManager/oracle/FM_PC_ExternalPrice_Redeeming_v1.sol";
+
+contract FM_PC_ExternalPrice_Redeeming_v1_Exposed is
+    FM_PC_ExternalPrice_Redeeming_v1
+{}

test/modules/fundingManager/oracle/FM_PC_ExternalPrice_Redeeming_v1_Exposed.sol

@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: LGPL-3.0-only
+pragma solidity 0.8.23;
+
+import "@lm/interfaces/IOraclePrice_v1.sol";
+import "src/modules/base/Module_v1.sol";
+
+contract OraclePrice_Mock is IOraclePrice_v1, Module_v1 {
+    uint private _priceForIssuance;
+    uint private _priceForRedemption;
+
+    function supportsInterface(bytes4 interfaceId)
+        public
+        view
+        virtual
+        override
+        returns (bool)
+    {
+        return interfaceId == type(IOraclePrice_v1).interfaceId
+            || super.supportsInterface(interfaceId);
+    }
+
+    function init(
+        IOrchestrator_v1 orchestrator_,
+        Metadata memory metadata,
+        bytes memory configData
+    ) public override(Module_v1) initializer {
+        __Module_init(orchestrator_, metadata);
+        _priceForIssuance = 1e18; // Default price 1:1
+        _priceForRedemption = 1e18; // Default price 1:1
+    }
+
+    function setIssuancePrice(uint price_) external {
+        if (price_ == 0) revert OraclePrice__ZeroPrice();
+        _priceForIssuance = price_;
+    }
+
+    function setRedemptionPrice(uint price_) external {
+        if (price_ == 0) revert OraclePrice__ZeroPrice();
+        _priceForRedemption = price_;
+    }
+
+    function getPriceForIssuance() external view returns (uint) {
+        return _priceForIssuance;
+    }
+
+    function getPriceForRedemption() external view returns (uint) {
+        return _priceForRedemption;
+    }
+}