Add Chainlink test

package.json

@@ -15,7 +15,7 @@
     "forge-std": "github:foundry-rs/forge-std#v1.7.5",
     "prettier": "^3.0.0",
     "solhint": "^3.6.2",
-    "@pendle/core-v2": "^4.7.0"
+    "@pendle/core-v2": "^5.2.0-beta-2"
   },
   "keywords": [
     "blockchain",

test/ChainlinkOracleSample.sol

@@ -0,0 +1,96 @@
+// SPDX-License-Identifier: UNLICENSED
+pragma solidity >=0.8.23 <0.9.0;
+
+import { PRBTest } from "@prb/test/src/PRBTest.sol";
+import { console2 as console } from "forge-std/src/console2.sol";
+import { StdCheats } from "forge-std/src/StdCheats.sol";
+import "@pendle/core-v2/contracts/interfaces/IPAllActionV3.sol";
+import "@pendle/core-v2/contracts/interfaces/IPMarket.sol";
+import "@pendle/core-v2/contracts/oracles/PendlePYLpOracle.sol";
+import "../src/StructGen.sol";
+import { AggregatorV2V3Interface as IChainlinkAggregator } from "@chainlink/contracts/src/v0.8/interfaces/AggregatorV2V3Interface.sol";
+import "@pendle/core-v2/contracts/oracles/factory/PendleChainlinkOracleFactory.sol";
+import "@pendle/core-v2/contracts/oracles/factory/PendleChainlinkOracle.sol";
+
+contract ChainlinkOracleSample is PRBTest, StdCheats, StructGen {
+  using PendlePYOracleLib for IPMarket;
+  using PendleLpOracleLib for IPMarket;
+
+  IStandardizedYield public SY;
+  IPPrincipalToken public PT;
+  IPYieldToken public YT;
+
+  IPMarket public constant market = IPMarket(0x952083cde7aaa11AB8449057F7de23A970AA8472);
+  PendleChainlinkOracleFactory public factory;
+  PendleChainlinkOracle public PTweETH_weETH_oracle;
+  PendleChainlinkOracle public YTweETH_weETH_oracle;
+  PendleChainlinkOracle public LPweETH_weETH_oracle;
+  PendleChainlinkOracleWithQuote public PTweETH_ETH_oracle;
+  PendleChainlinkOracleWithQuote public YTweETH_ETH_oracle;
+  PendleChainlinkOracleWithQuote public LPweETH_ETH_oracle;
+
+  IChainlinkAggregator public constant weETH_ETH_feed =
+    IChainlinkAggregator(0xE141425bc1594b8039De6390db1cDaf4397EA22b);
+
+  uint16 public constant twapDuration = 900;
+
+  function setUp() public virtual {
+    vm.createSelectFork({ urlOrAlias: "arbitrum", blockNumber: 218241893 });
+    (SY, PT, YT) = IPMarket(market).readTokens();
+    factory = new PendleChainlinkOracleFactory(0x9a9Fa8338dd5E5B2188006f1Cd2Ef26d921650C2);
+    PTweETH_weETH_oracle = PendleChainlinkOracle(
+      factory.createOracle(address(market), twapDuration, PendleOracleType.PT_TO_SY)
+    );
+    YTweETH_weETH_oracle = PendleChainlinkOracle(
+      factory.createOracle(address(market), twapDuration, PendleOracleType.YT_TO_SY)
+    );
+    LPweETH_weETH_oracle = PendleChainlinkOracle(
+      factory.createOracle(address(market), twapDuration, PendleOracleType.LP_TO_SY)
+    );
+
+    PTweETH_ETH_oracle = PendleChainlinkOracleWithQuote(
+      factory.createOracleWithQuote(address(market), twapDuration, PendleOracleType.PT_TO_SY, address(weETH_ETH_feed))
+    );
+    YTweETH_ETH_oracle = PendleChainlinkOracleWithQuote(
+      factory.createOracleWithQuote(address(market), twapDuration, PendleOracleType.YT_TO_SY, address(weETH_ETH_feed))
+    );
+    LPweETH_ETH_oracle = PendleChainlinkOracleWithQuote(
+      factory.createOracleWithQuote(address(market), twapDuration, PendleOracleType.LP_TO_SY, address(weETH_ETH_feed))
+    );
+  }
+
+  function test_get_prices_in_SY() external view {
+    (uint80 roundId, int256 answer, , uint256 updatedAt, uint80 answeredInRound) = PTweETH_weETH_oracle
+      .latestRoundData();
+    console.log("PT weETH to SY-weETH");
+    console.log(uint256(roundId), uint256(answer), updatedAt, uint256(answeredInRound));
+    // answer = 950178386279542590, meaning 1 PT = 0.950178386279542590 SY-weETH
+
+    (roundId, answer, , updatedAt, answeredInRound) = YTweETH_weETH_oracle.latestRoundData();
+    console.log("YT weETH to SY-weETH");
+    console.log(uint256(roundId), uint256(answer), updatedAt, uint256(answeredInRound));
+    // answer = 11456164742132575, meaning 1 YT = 0.011456164742132575 SY-weETH
+
+    (roundId, answer, , updatedAt, answeredInRound) = LPweETH_weETH_oracle.latestRoundData();
+    console.log("LP weETH to SY-weETH");
+    console.log(uint256(roundId), uint256(answer), updatedAt, uint256(answeredInRound));
+    // answer = 1902647970497216309, meaning 1 LP  = 1.902647970497216309 SY-weETH
+  }
+
+  function test_get_prices_in_quote() external view {
+    (uint80 roundId, int256 answer, , uint256 updatedAt, uint80 answeredInRound) = PTweETH_ETH_oracle.latestRoundData();
+    console.log("PT weETH to ETH");
+    console.log(uint256(roundId), uint256(answer), updatedAt, uint256(answeredInRound));
+    // answer = 987284630840569599, meaning 1 PT = 0.987284630840569599 ETH
+
+    (roundId, answer, , updatedAt, answeredInRound) = YTweETH_ETH_oracle.latestRoundData();
+    console.log("YT weETH to ETH");
+    console.log(uint256(roundId), uint256(answer), updatedAt, uint256(answeredInRound));
+    // answer = 11903549419358776, meaning 1 YT = 0.011903549419358776 ETH
+
+    (roundId, answer, , updatedAt, answeredInRound) = LPweETH_ETH_oracle.latestRoundData();
+    console.log("LP weETH to ETH");
+    console.log(uint256(roundId), uint256(answer), updatedAt, uint256(answeredInRound));
+    // answer = 1976949935187497999, meaning 1 LP = 1.976949935187497999 ETH
+  }
+}