koa-better-http-proxy/test/https.js

http proxy middleware for koa

var assert = require('assert');
var Koa = require('koa');
var agent = require('supertest').agent;
var proxy = require('../');

describe('proxies https', function() {
  'use strict';

  this.timeout(10000);

  var app;

  beforeEach(function() {
    app = new Koa();
  });

  function assertSecureRequest(app, done) {
    agent(app.callback())
      .get('/get?show_env=1')
      .end(function(err, res) {
        if (err) { return done(err); }
        assert(res.body.headers['X-Forwarded-Port'] === '443', 'Expects forwarded 443 Port');
        assert(res.body.headers['X-Forwarded-Proto'] === 'https', 'Expects forwarded protocol to be https');
        done();
      });
  }

  describe('when host is a String', function() {
    describe('and includes "https" as protocol', function() {
      it('proxys via https', function(done) {
        app.use(proxy('https://httpbin.org'));
        assertSecureRequest(app, done);
      });
    });
    describe('option https is set to "true"', function() {
      it('proxys via https', function(done) {
        app.use(proxy('http://httpbin.org', {https: true}));
        assertSecureRequest(app, done);
      });
    });
  });

  describe('when host is a Function', function() {
    describe('returned value includes "https" as protocol', function() {
      it('proxys via https', function(done) {
        app.use(proxy(function() { return 'https://httpbin.org'; }));
        assertSecureRequest(app, done);
      });
    });
    describe('option https is set to "true"', function() {
      it('proxys via https', function(done) {
        app.use(proxy(function() { return 'http://httpbin.org'; }, {https: true}));
        assertSecureRequest(app, done);
      });
    });
  });

});