cookie_sorting_test.js

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'use strict';
var vows = require('vows');
var assert = require('assert');
var tough = require('../lib/cookie');
var Cookie = tough.Cookie;

function toKeyArray(cookies) {
  return cookies.map(function (c) {
    return c.key
  });
}

vows
  .describe('Cookie sorting')
  .addBatch({
    "Cookie Sorting": {
      topic: function () {
        var cookies = [];
        cookies.push(Cookie.parse("a=0; Domain=example.com"));
        cookies.push(Cookie.parse("b=1; Domain=www.example.com"));
        cookies.push(Cookie.parse("c=2; Domain=example.com; Path=/pathA"));
        cookies.push(Cookie.parse("d=3; Domain=www.example.com; Path=/pathA"));
        cookies.push(Cookie.parse("e=4; Domain=example.com; Path=/pathA/pathB"));
        cookies.push(Cookie.parse("f=5; Domain=www.example.com; Path=/pathA/pathB"));

        // weak shuffle:
        cookies = cookies.sort(function () {
          return Math.random() - 0.5
        });

        cookies = cookies.sort(tough.cookieCompare);
        return cookies;
      },
      "got": function (cookies) {
        assert.lengthOf(cookies, 6);
        assert.deepEqual(toKeyArray(cookies), ['e', 'f', 'c', 'd', 'a', 'b']);
      }
    }
  })
  .addBatch({
    "Changing creation date affects sorting": {
      topic: function () {
        var cookies = [];
        var now = Date.now();
        cookies.push(Cookie.parse("a=0;"));
        cookies.push(Cookie.parse("b=1;"));
        cookies.push(Cookie.parse("c=2;"));

        cookies.forEach(function (cookie, idx) {
          cookie.creation = new Date(now - 100 * idx);
        });

        return cookies.sort(tough.cookieCompare);
      },
      "got": function (cookies) {
        assert.deepEqual(toKeyArray(cookies), ['c', 'b', 'a']);
      }
    }
  })
  .export(module);