chore Add some more test

package.json

@@ -8,7 +8,10 @@
     "test": "test"
   },
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "forge test",
+    "test:verbose": "forge test -vvv",
+    "test:gas": "forge test --gas-report",
+    "coverage": "forge coverage"
   },
   "keywords": [],
   "author": "",

src/morpho-pyth/interfaces/IMorphoPythOracleFactory.sol

@@ -43,7 +43,8 @@ interface IMorphoPythOracleFactory {
     /// @param quoteFeed2 Second quote feed. Pass bytes32(0) if the price = 1. We recommend using stablecoin feeds
     /// instead of passing 1.
     /// @param quoteTokenDecimals Quote token decimals.
-    /// @param priceFeedMaxAge The maximum age in secondsfor the oracles prices to be considered valid.
+    /// @param priceFeedMaxAge The maximum age in seconds for the oracles prices to be considered valid. We have only
+    /// one price feed max age for all price feed.
     /// @param salt The salt to use for the CREATE2.
     /// @dev The base asset should be the collateral token and the quote asset the loan token.
     function createMorphoPythOracle(

test/MorphoPythOracleTest.sol

@@ -13,6 +13,29 @@ contract MorphoPythOracleTest is Test {
     function setUp() public {
         mockPyth = new MockPyth(60, 1);
 
+        // Update the price feed
+        mockPyth.updatePriceFeeds{value: 2}(getPriceUpdateData());
+
+        assertEq(mockPyth.getPriceUnsafe(pythWbtcUsdFeed).price, 30000 * 1e8);
+        assertEq(mockPyth.getPriceUnsafe(pythUsdtUsdFeed).price, 1 * 1e8);
+
+        oracle = new MorphoPythOracle(
+            address(mockPyth),
+            vaultZero,
+            1,
+            pythWbtcUsdFeed,
+            pythFeedZero,
+            pythWbtcUsdTokenDecimals,
+            vaultZero,
+            1,
+            pythUsdtUsdFeed,
+            pythFeedZero,
+            pythUsdtUsdTokenDecimals,
+            oneMinute
+        );
+    }
+
+    function getPriceUpdateData() internal view returns (bytes[] memory) {
         // Create price feed update data for WBTC/USD
         bytes[] memory updateData = new bytes[](2);
         updateData[0] = mockPyth.createPriceFeedUpdateData(
@@ -36,25 +59,7 @@ contract MorphoPythOracleTest is Test {
             uint64(block.timestamp),
             uint64(block.timestamp)
         );
-        // Update the price feed
-        mockPyth.updatePriceFeeds{value: 2}(updateData);
-        assertEq(mockPyth.getPriceUnsafe(pythWbtcUsdFeed).price, 30000 * 1e8);
-        assertEq(mockPyth.getPriceUnsafe(pythUsdtUsdFeed).price, 1 * 1e8);
-
-        oracle = new MorphoPythOracle(
-            address(mockPyth),
-            vaultZero,
-            1,
-            pythWbtcUsdFeed,
-            pythFeedZero,
-            pythWbtcUsdTokenDecimals,
-            vaultZero,
-            1,
-            pythUsdtUsdFeed,
-            pythFeedZero,
-            pythUsdtUsdTokenDecimals,
-            oneHour
-        );
+        return updateData;
     }
 
     function testInitialSetup() public {
@@ -88,4 +93,48 @@ contract MorphoPythOracleTest is Test {
             ) / uint256(int256(mockPyth.getPriceUnsafe(pythUsdtUsdFeed).price))
         );
     }
+
+    function testPriceFeedAgeValidation() public {
+        // This should work - price is current
+        uint256 price = oracle.price();
+        assertTrue(price > 0);
+    }
+
+    function testPriceFeedStalePrice() public {
+        vm.warp(block.timestamp + oneMinute + 1);
+        // This should revert due to stale price
+        vm.expectRevert(bytes4(0x19abf40e)); // StalePrice error
+        oracle.price();
+    }
+
+    function testZeroPriceHandling() public {
+        // Set up price feeds with zero price
+        bytes[] memory updateData = new bytes[](2);
+        updateData[0] = mockPyth.createPriceFeedUpdateData(
+            pythWbtcUsdFeed,
+            0, // Zero price
+            1000000, // Confidence interval
+            -6, // Expo (-6 means price is multiplied by 10^-6)
+            0, // EMA price
+            0, // EMA Confidence interval
+            uint64(block.timestamp) + 1,
+            uint64(block.timestamp) + 1
+        );
+
+        updateData[1] = mockPyth.createPriceFeedUpdateData(
+            pythUsdtUsdFeed,
+            1 * 1e8, // Price of 1 USD
+            0, // Confidence interval
+            -6, // Expo (-6 means price is multiplied by 10^-6)
+            1 * 1e8, // EMA price
+            0, // EMA Confidence interval
+            uint64(block.timestamp) + 1,
+            uint64(block.timestamp) + 1
+        );
+        mockPyth.updatePriceFeeds{value: 2}(updateData);
+
+        // Zero price should be valid (price = 0 is allowed, only negative is rejected)
+        uint256 price = oracle.price();
+        assertEq(price, 0);
+    }
 }