const { ethers } = require('hardhat'); const { loadFixture } = require('@nomicfoundation/hardhat-network-helpers'); const { shouldSupportInterfaces } = require('./SupportsInterface.behavior'); async function fixture() { return { mock: await ethers.deployContract('$ERC165'), }; } describe('ERC165', function () { beforeEach(async function () { Object.assign(this, await loadFixture(fixture)); }); shouldSupportInterfaces(); });