const { performance } = require("perf_hooks"); const fs = require("fs"); const path = require("path"); // fs.unlinkSync(path.join(__dirname, "..", "database.db")); global.expect.extend({ toBeFasterThan: async (func, target) => { const start = performance.now(); let error; try { await func(); } catch (e) { error = e.toString(); } const time = performance.now() - start; return { pass: time < target && !error, message: () => error || `${func.name} took ${time}ms of maximum ${target}` }; } });