"use strict"; const WebpackError = require("../lib/WebpackError"); describe("WebpackError", () => { class CustomError extends WebpackError { constructor() { super(); this.name = "CustomError"; this.message = "CustomMessage"; this.details = "CustomDetails"; Error.captureStackTrace(this, this.constructor); } } it("should provide inspect method for use by for util.inspect", () => { const error = new CustomError("Message"); expect(error.toString()).toContain("CustomError: CustomMessage"); expect(error.stack).toContain(__filename); }); });