Add function to test if arbBlockHash on pending block returns latest

Layr-Labs · Mar 15, 2024 · 11e643e · 11e643e
1 parent b3df270
commit 11e643e
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/mocks/PendingBlkTimeAndNrAdvanceCheck.sol b/src/mocks/PendingBlkTimeAndNrAdvanceCheck.sol
@@ -19,4 +19,12 @@ contract PendingBlkTimeAndNrAdvanceCheck {
         require(block.timestamp > deployedAt, "Time didn't advance");
         require(ArbSys(address(100)).arbBlockNumber() > deployedAtBlock, "Block didn't advance");
     }
+
+    function checkArbBlockHashReturnsLatest(bytes32 expected) external {
+        bytes32 gotBlockHash = ArbSys(address(100)).arbBlockHash(
+            ArbSys(address(100)).arbBlockNumber() - 1
+        );
+        require(gotBlockHash != bytes32(0), "ZERO_BLOCK_HASH");
+        require(gotBlockHash == expected, "WRONG_BLOCK_HASH");
+    }
 }