cache-control/test/index.js

Express/Connect middleware to set url cache options with globs

var cacheControl = require('../');
var connect = require('connect');
var request = require('supertest');
var async = require('async');

var caches = {
  'index.html': "31536000",
  'none.html': false,
  'private.html': 'private, max-age=300'
};

describe('cache control middleware', function() {

  var app;

  beforeEach(function () {

    app = connect()
      .use(cacheControl(caches))
      .use(function (req, res, next) {
        res.statusCode = 200;
        res.end('OK!');
      });
  });

  it('sets the max age cache header if specified in config file', function (done) {

    request(app)
      .get('/index.html')
      .expect('Cache-Control', 'public, max-age=31536000')
      .end(done);
  });

  it('sets cache control to no-cache if false is specified in config file', function (done) {

    request(app)
      .get('/none.html')
      .expect('Cache-Control', 'no-cache')
      .end(done);
  });

  it('sets cache control to the passed string if specified in config file', function (done) {

    request(app)
      .get('/private.html')
      .expect('Cache-Control', 'private, max-age=300')
      .end(done);
  });

  it('sets cache control using glob negation', function (done) {

    var  app = connect()
      .use(cacheControl({
        '!/anything/**': 'negation'
      }))
      .use(function (req, res, next) {
        res.statusCode = 200
        res.end('OK!')
      });

    async.parallel([
      function (cb) {

        request(app)
          .get('/negation')
          .expect('Cache-Control', 'negation')
          .end(cb);
      }
    ], done);
  });
});