feat: add tests for price feed

contracts/test/oracle/aero-weth-oracle.base.fork-test.js

@@ -0,0 +1,41 @@
+const { expect } = require("chai");
+const { parseUnits } = require("ethers/lib/utils");
+
+const { isCI } = require("../helpers");
+const addresses = require("../../utils/addresses");
+
+describe("ForkTest: Aero WETH Oracle", function () {
+  this.timeout(0);
+
+  // Retry up to 3 times on CI
+  this.retries(isCI ? 3 : 0);
+
+  let aeroWethOracle;
+
+  beforeEach(async () => {
+    const AeroWethOracle = await ethers.getContractFactory("AeroWEthPriceFeed");
+    aeroWethOracle = await AeroWethOracle.deploy(
+      addresses.base.ethUsdPriceFeed,
+      addresses.base.aeroUsdPriceFeed
+    );
+    await aeroWethOracle.deployed();
+  });
+
+  it("should get WETH price", async () => {
+    const price = await aeroWethOracle.price(addresses.base.wethTokenAddress);
+    expect(price).to.eq(parseUnits("1", 18));
+  });
+
+  it("should get AERO price", async () => {
+    const price = await aeroWethOracle.price(addresses.base.aeroTokenAddress);
+    const poolInstance = await ethers.getContractAt(
+      "IPool",
+      addresses.base.wethAeroPoolAddress
+    );
+    const ammPrice = await poolInstance.getAmountOut(
+      parseUnits("1"),
+      addresses.base.aeroTokenAddress
+    );
+    expect(price).to.approxEqualTolerance(ammPrice, 1);
+  });
+});

contracts/utils/addresses.js

@@ -254,4 +254,10 @@ addresses.base.aeroFactoryAddress =
 addresses.base.aeroGaugeGovernorAddress =
   "0xE6A41fE61E7a1996B59d508661e3f524d6A32075";
 
+addresses.base.ethUsdPriceFeed = "0x71041dddad3595F9CEd3DcCFBe3D1F4b0a16Bb70";
+
+addresses.base.aeroUsdPriceFeed = "0x4EC5970fC728C5f65ba413992CD5fF6FD70fcfF0";
+addresses.base.wethTokenAddress = "0x4200000000000000000000000000000000000006";
+addresses.base.wethAeroPoolAddress =
+  "0x80aBe24A3ef1fc593aC5Da960F232ca23B2069d0";
 module.exports = addresses;