test/specs/e2e/middleware/middleware.option.js

"use strict";

var browserSync = require("../../../../index");
var assert  = require("chai").assert;
var request = require("supertest");

describe("Accepting middleware as an option (1)", function () {

    var bs;

    before(function (done) {

        browserSync.reset();

        var mw =  function (req, res) {
            res.end("<html><body></body></html>");
        };

        var config = {
            server: {
                baseDir: "test/fixtures"
            },
            middleware: mw, // single function given
            logLevel: "silent",
            open: false
        };

        bs = browserSync.init(config, done).instance;
    });

    after(function () {
        bs.cleanup();
    });

    it("should accept middlewares when given as top-level", function () {
        assert.equal(bs.options.get("middleware").size, 2, "1 custom + 1 serve static");
    });
});

describe("Accepting middleware as an option (2)", function () {

    var bs;

    before(function (done) {

        browserSync.reset();

        var mw1 =  function (req, res) {
            res.end("<html><body></body></html>");
        };
        var mw2 =  function (req, res) {
            res.end("<html><body></body></html>");
        };

        var config = {
            server: {
                baseDir: "test/fixtures"
            },
            middleware: [mw1, mw2], // single function given
            logLevel: "silent",
            open: false
        };

        bs = browserSync.init(config, done).instance;
    });

    after(function () {
        bs.cleanup();
    });

    it("should accept middlewares when given as top-level", function () {
        assert.equal(bs.options.get("middleware").size, 3, "2 custom + 1 serve static");
    });
});

describe("Accepting middleware as a plain object", function () {

    it("should accept middlewares with routes", function (done) {
        browserSync.reset();

        var called = 0;
        var mw1 =  function myMiddleware(req, res, next) {
            called += 1;
            next();
        };
        var mw2 =  function bodyResp(req, res) {
            called += 1;
            res.end("<html><body>MW2</body></html>");
        };
        var config = {
            server: {
                baseDir: "test/fixtures"
            },
            middleware: [
                mw1,
                {
                    route: "/shane",
                    handle: mw2
                }
            ],
            logLevel: "silent",
            open: false
        };

        browserSync.init(config, function (err, bs) {
            request(bs.server)
                .get("/")
                .set("accept", "text/html")
                .expect(200)
                .end(function () {
                    assert.equal(called, 1, "should call the first middleware");
                    bs.cleanup();
                    done();
                });
        });

    });
});