updated: tests

hardhat.config.js

@@ -49,7 +49,7 @@ module.exports = {
     },
     polygonTest: {
       url: "https://rpc-mumbai.maticvigil.com/", // rpc providers: polygon, infura, alchemy
-      accounts: ['']
+      accounts: []
     },
     polygonMain: {
       url: "https://rpc-mainnet.maticvigil.com", // rpc providers: infura,polygon, alchemy

package.json

@@ -13,6 +13,7 @@
     "@nomiclabs/hardhat-ethers": "^2.0.2",
     "@nomiclabs/hardhat-waffle": "^2.0.1",
     "@nomiclabs/hardhat-web3": "^2.0.0",
+    "chai": "^4.3.4",
     "ethers": "^5.4.7",
     "hardhat": "^2.6.4",
     "web3": "^1.5.3"

test/sample-test.js

@@ -3,17 +3,14 @@ const { ethers } = require("hardhat");
 
 describe("Greeter", function () {
   it("Should return the new greeting once it's changed", async function () {
-    const Greeter = await ethers.getContractFactory("Greeter");
+    const Greeter = await ethers.getContractFactory("greeter");
     const greeter = await Greeter.deploy("Hello, world!");
     await greeter.deployed();
 
-    expect(await greeter.greet()).to.equal("Hello, world!");
-
+    expect(await greeter.getGreeting()).to.equal("Hello, world!");
     const setGreetingTx = await greeter.setGreeting("Hola, mundo!");
-
-    // wait until the transaction is mined
+    // wait for the transaction to be mined
     await setGreetingTx.wait();
-
-    expect(await greeter.greet()).to.equal("Hola, mundo!");
+    expect(await greeter.getGreeting()).to.equal("Hola, mundo!");
   });
 });