update

Author: aditya520

target_chains/ethereum/contracts/forge-test/utils/PythTestUtils.t.sol

@@ -403,22 +403,22 @@ contract PythUtilsTest is Test, WormholeTestUtils, PythTestUtils, IPythEvents {
     function testCombinePrices() public {
         // Test case 1: Basic price combination (ETH/USD / BTC/USD = ETH/BTC)
         PythStructs.Price memory ethUsd = PythStructs.Price({
-            price: 99875005,  
+            price: 206487956502,  
             conf: 10,
             expo: -8,    
             publishTime: block.timestamp
         });
 
         PythStructs.Price memory btcUsd = PythStructs.Price({
-            price: 206362333702,
+            price: 206741615681,
             conf: 100,
             expo: -8,     
             publishTime: block.timestamp
         });
 
         (int64 price, int32 expo) = PythUtils.combinePrices(ethUsd, btcUsd);
-        assertApproxEqRel(price, 2016367433623696, 9e17); 
-        assertEq(expo, -18);
+        assertApproxEqRel(price, 99875203, 9e17); 
+        assertEq(expo, -8);
 
         // // Test case 2: Different exponents
         // PythStructs.Price memory smallPrice = PythStructs.Price({

target_chains/ethereum/sdk/solidity/PythUtils.sol

@@ -66,18 +66,17 @@ library PythUtils {
         console.log("p1", p1);
         console.log("p2", p2);
 
-
         // Calculate the combined price
         uint256 combined = (p1 * 10**18) / p2;  // Multiply by 10^18 to maintain precision
         console.log("combined", combined);
         // Calculate the new exponent
-        int32 newExpo = -18;  
-        console.log("newExpo", newExpo);
+        combined = combined / 10 ** (18 - p1Decimals);
+        console.log("newExpo", p1Decimals);
         // Check if the combined price fits in int64
         if (combined > uint256(uint64(type(int64).max))) {
             revert();
         }
 
-        return (int64(uint64(combined)), newExpo);
+        return (int64(uint64(combined)), price1.expo);
     }
 }