Deposit example

misc/contracts/Deposit.sol

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+// SPDX-License-Identifier: GPL-3.0
+
+pragma solidity ^0.8.7;
+import "hardhat/console.sol";
+
+contract Deposit {
+    receive() external payable {
+        console.log("Calling receive with value", msg.value);
+    }
+
+    fallback() external payable {
+        console.log("Calling fallback", msg.value);
+    }
+}

misc/test/deposit_test.ts

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+const { expect } = require("chai");
+import { SignerWithAddress } from '@nomiclabs/hardhat-ethers/signers';
+import { BigNumber, Contract } from 'ethers';
+import hre, {ethers} from 'hardhat'
+
+describe("Deposit", function () {
+  let contract: Contract;
+  let signer: SignerWithAddress;
+
+  beforeEach(async () => {
+    // Deploy contact
+    const factory = await ethers.getContractFactory("Deposit");
+    contract = await factory.deploy();
+    await contract.deployed();
+
+    // Store signer
+    signer = (await ethers.getSigners())[0]
+  });
+  describe("", function () {
+    it("", async () => {
+      const tx = await signer.sendTransaction({to: contract.address, value: 1000})
+      console.log('gas limit', tx.gasLimit.toString())
+      const rec = await tx.wait()
+      console.log(rec)
+      console.log('gas used', rec.gasUsed.toString())
+    });
+  });
+});