fix

Author: lemunozm

test/spell/migration/validation/BaseValidator.sol

@@ -2,7 +2,6 @@
 pragma solidity 0.8.28;
 
 import {GraphQLStore} from "./GraphQLStore.sol";
-import {V3ContractsExt} from "./ValidationTypes.sol";
 
 import {PoolId} from "../../../../src/core/types/PoolId.sol";
 
@@ -12,6 +11,10 @@ import {MigrationQueries} from "../../../../script/spell/MigrationQueries.sol";
 import {Test} from "forge-std/Test.sol";
 import {stdJson} from "forge-std/StdJson.sol";
 
+struct OldContracts {
+    address root;
+}
+
 /// @title BaseValidator
 /// @notice Abstract base class for all migration validators (pre and post)
 /// @dev Each validator must implement validate(ValidationContext) and supportedPhases()
@@ -42,8 +45,8 @@ abstract contract BaseValidator is Test {
 
     struct ValidationContext {
         Phase phase; // Current validation phase
-        V3ContractsExt old; // v3.0.1 contracts (wrapped with test-only fields)
-        FullReport latest; // v3.1 contracts (address(0) for PRE)
+        OldContracts old; // Old contracts (wrapped with test-only fields)
+        FullReport latest; // Current contracts (address(0) for PRE)
         PoolId[] pools; // All pools to migrate
         PoolId[] hubPools; // Pools where this chain is the hub
         uint16 localCentrifugeId; // Current chain's centrifugeId

test/spell/migration/validation/ValidationOrchestrator.sol

@@ -2,7 +2,7 @@
 pragma solidity 0.8.28;
 
 import {GraphQLStore} from "./GraphQLStore.sol";
-import {BaseValidator} from "./BaseValidator.sol";
+import {BaseValidator, OldContracts} from "./BaseValidator.sol";
 
 import {PoolId} from "../../../../src/core/types/PoolId.sol";
 
@@ -21,8 +21,6 @@ library ValidationOrchestrator {
 
     event log_string(string);
 
-    struct OldContracts {}
-
     struct ValidationSuite {
         BaseValidator[] validators;
     }
@@ -59,7 +57,7 @@ library ValidationOrchestrator {
         emit log_string("[CONTEXT] Building shared validation context...");
 
         // TODO: initialize old contracts using env/*.json files
-        OldContracts memory old = OldContracts();
+        OldContracts memory old = OldContracts(address(0));
 
         PoolId[] memory pools = queryService.pools();
         PoolId[] memory hubPools = queryService.hubPools(pools);