add test for getSpenderAddress

Author: zishansami102

test/protocol/integration/amm/ArrakisUniswapV3AmmAdapter.spec.ts

@@ -1,5 +1,6 @@
 import "module-alias/register";
 import { Account } from "@utils/test/types";
+import { Address } from "@utils/types";
 import { AmmModule, ArrakisUniswapV3AmmAdapter } from "@utils/contracts";
 import DeployHelper from "@utils/deploys";
 import {
@@ -102,4 +103,21 @@ describe("ArrakisUniswapV3AmmAdapter", () => {
     });
   });
 
+  describe("getSpenderAddress", async () => {
+    let poolAddress: Address;
+
+    before(async () => {
+      poolAddress = arrakisV1Setup.wethDaiPool.address;
+    });
+
+    async function subject(): Promise<any> {
+      return await arrakisUniswapV3AmmAdapter.getSpenderAddress(poolAddress);
+    }
+
+    it("should return the correct spender address", async () => {
+      const spender = await subject();
+      expect(spender).to.eq(arrakisV1Setup.router.address);
+    });
+  });
+
 });