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import { opine } from "../../mod.ts";import { expect, superdeno } from "../deps.ts";import { describe, it } from "../utils.ts";import type {  NextFunction,  OpineRequest,  OpineResponse,} from "../../src/types.ts";
describe("app", function () {  describe(".VERB()", function () {    it("should not get invoked without error handler on error", function (      done,    ) {      const app = opine();
      app.use(function (req, res, next) {        next(new Error("boom!"));      });
      app.get("/bar", function (req, res) {        res.send("hello, world!");      });
      superdeno(app)        .post("/bar")        .expect(500, /Error: boom!/, done);    });
    it(      "should only call an error handling routing callback when an error is propagated",      function (        done,      ) {        const app = opine();
        let a = false;        let b = false;        let c = false;        let d = false;
        app.get(          "/",          function (req, res, next) {            next(new Error("fabricated error"));          },          function (req, res, next) {            a = true;            next();          },          function (            err: any,            req: OpineRequest,            res: OpineResponse,            next: NextFunction,          ) {            b = true;            expect(err.message).toEqual("fabricated error");            next(err);          },          function (            err: any,            req: OpineRequest,            res: OpineResponse,            next: NextFunction,          ) {            c = true;            expect(err.message).toEqual("fabricated error");            next();          },          function (            err: any,            req: OpineRequest,            res: OpineResponse,            next: NextFunction,          ) {            d = true;            next();          },          function (req, res) {            expect(a).toBe(false);            expect(b).toBe(true);            expect(c).toBe(true);            expect(d).toBe(false);            res.sendStatus(204);          },        );
        superdeno(app)          .get("/")          .expect(204, done);      },    );  });});