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import { opine } from "../../mod.ts";import { superdeno } from "../deps.ts";import { describe, it } from "../utils.ts";
describe("req", function () {  describe(".protocol", function () {    it("should return the protocol string", function (done) {      const app = opine();
      app.use(function (req, res) {        res.end(req.protocol);      });
      superdeno(app)        .get("/")        .expect("http", done);    });
    describe('when "trust proxy" is enabled', function () {      it("should respect X-Forwarded-Proto", function (done) {        const app = opine();
        app.enable("trust proxy");
        app.use(function (req, res) {          res.end(req.protocol);        });
        superdeno(app)          .get("/")          .set("X-Forwarded-Proto", "https")          .expect("https", done);      });
      it(        "should default to the conn addr if X-Forwarded-Proto not present",        function (          done,        ) {          const app = opine();
          app.enable("trust proxy");
          app.use(function (req, res) {            req.proto = "https";            res.end(req.protocol);          });
          superdeno(app)            .get("/")            .expect("https", done);        },      );
      it("should ignore X-Forwarded-Proto if conn addr not trusted", function (        done,      ) {        const app = opine();
        app.set("trust proxy", "10.0.0.1");
        app.use(function (req, res) {          res.end(req.protocol);        });
        superdeno(app)          .get("/")          .set("X-Forwarded-Proto", "https")          .expect("http", done);      });
      it("should default to http", function (done) {        const app = opine();
        app.enable("trust proxy");
        app.use(function (req, res) {          res.end(req.protocol);        });
        superdeno(app)          .get("/")          .expect("http", done);      });
      describe("when trusting hop count", function () {        it("should respect X-Forwarded-Proto", function (done) {          const app = opine();
          app.set("trust proxy", 1);
          app.use(function (req, res) {            res.end(req.protocol);          });
          superdeno(app)            .get("/")            .set("X-Forwarded-Proto", "https")            .expect("https", done);        });      });    });
    describe('when "trust proxy" is disabled', function () {      it("should ignore X-Forwarded-Proto", function (done) {        const app = opine();
        app.use(function (req, res) {          res.end(req.protocol);        });
        superdeno(app)          .get("/")          .set("X-Forwarded-Proto", "https")          .expect("http", done);      });    });  });});