url/test/index.js

'use strict';

/*
 * Copyright Joyent, Inc. and other Node contributors.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to permit
 * persons to whom the Software is furnished to do so, subject to the
 * following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
 * NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 * USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

var test = require('mocha').test;
var assert = require('assert');

var url = require('../url');

/*
 * URLs to parse, and expected data
 * { url : parsed }
 */
var parseTests = {
  '//some_path': {
    href: '//some_path',
    pathname: '//some_path',
    path: '//some_path'
  },

  'http:\\\\evil-phisher\\foo.html#h\\a\\s\\h': {
    protocol: 'http:',
    slashes: true,
    host: 'evil-phisher',
    hostname: 'evil-phisher',
    pathname: '/foo.html',
    path: '/foo.html',
    hash: '#h%5Ca%5Cs%5Ch',
    href: 'http://evil-phisher/foo.html#h%5Ca%5Cs%5Ch'
  },

  'http:\\\\evil-phisher\\foo.html?json="\\"foo\\""#h\\a\\s\\h': {
    protocol: 'http:',
    slashes: true,
    host: 'evil-phisher',
    hostname: 'evil-phisher',
    pathname: '/foo.html',
    search: '?json=%22%5C%22foo%5C%22%22',
    query: 'json=%22%5C%22foo%5C%22%22',
    path: '/foo.html?json=%22%5C%22foo%5C%22%22',
    hash: '#h%5Ca%5Cs%5Ch',
    href: 'http://evil-phisher/foo.html?json=%22%5C%22foo%5C%22%22#h%5Ca%5Cs%5Ch'
  },

  'http:\\\\evil-phisher\\foo.html#h\\a\\s\\h?blarg': {
    protocol: 'http:',
    slashes: true,
    host: 'evil-phisher',
    hostname: 'evil-phisher',
    pathname: '/foo.html',
    path: '/foo.html',
    hash: '#h%5Ca%5Cs%5Ch?blarg',
    href: 'http://evil-phisher/foo.html#h%5Ca%5Cs%5Ch?blarg'
  },

  'http:\\\\evil-phisher\\foo.html': {
    protocol: 'http:',
    slashes: true,
    host: 'evil-phisher',
    hostname: 'evil-phisher',
    pathname: '/foo.html',
    path: '/foo.html',
    href: 'http://evil-phisher/foo.html'
  },

  'HTTP://www.example.com/': {
    href: 'http://www.example.com/',
    protocol: 'http:',
    slashes: true,
    host: 'www.example.com',
    hostname: 'www.example.com',
    pathname: '/',
    path: '/'
  },

  'HTTP://www.example.com': {
    href: 'http://www.example.com/',
    protocol: 'http:',
    slashes: true,
    host: 'www.example.com',
    hostname: 'www.example.com',
    pathname: '/',
    path: '/'
  },

  'http://www.ExAmPlE.com/': {
    href: 'http://www.example.com/',
    protocol: 'http:',
    slashes: true,
    host: 'www.example.com',
    hostname: 'www.example.com',
    pathname: '/',
    path: '/'
  },

  'http://user:pw@www.ExAmPlE.com/': {
    href: 'http://user:pw@www.example.com/',
    protocol: 'http:',
    slashes: true,
    auth: 'user:pw',
    host: 'www.example.com',
    hostname: 'www.example.com',
    pathname: '/',
    path: '/'
  },

  'http://USER:PW@www.ExAmPlE.com/': {
    href: 'http://USER:PW@www.example.com/',
    protocol: 'http:',
    slashes: true,
    auth: 'USER:PW',
    host: 'www.example.com',
    hostname: 'www.example.com',
    pathname: '/',
    path: '/'
  },

  'http://user@www.example.com/': {
    href: 'http://user@www.example.com/',
    protocol: 'http:',
    slashes: true,
    auth: 'user',
    host: 'www.example.com',
    hostname: 'www.example.com',
    pathname: '/',
    path: '/'
  },

  'http://user%3Apw@www.example.com/': {
    href: 'http://user:pw@www.example.com/',
    protocol: 'http:',
    slashes: true,
    auth: 'user:pw',
    host: 'www.example.com',
    hostname: 'www.example.com',
    pathname: '/',
    path: '/'
  },

  'http://x.com/path?that\'s#all, folks': {
    href: 'http://x.com/path?that%27s#all,%20folks',
    protocol: 'http:',
    slashes: true,
    host: 'x.com',
    hostname: 'x.com',
    search: '?that%27s',
    query: 'that%27s',
    pathname: '/path',
    hash: '#all,%20folks',
    path: '/path?that%27s'
  },

  'HTTP://X.COM/Y': {
    href: 'http://x.com/Y',
    protocol: 'http:',
    slashes: true,
    host: 'x.com',
    hostname: 'x.com',
    pathname: '/Y',
    path: '/Y'
  },

  /*
   * + not an invalid host character
   * per https://url.spec.whatwg.org/#host-parsing
   */
  'http://x.y.com+a/b/c': {
    href: 'http://x.y.com+a/b/c',
    protocol: 'http:',
    slashes: true,
    host: 'x.y.com+a',
    hostname: 'x.y.com+a',
    pathname: '/b/c',
    path: '/b/c'
  },

  // an unexpected invalid char in the hostname.
  'HtTp://x.y.cOm;a/b/c?d=e#f g<h>i': {
    href: 'http://x.y.com/;a/b/c?d=e#f%20g%3Ch%3Ei',
    protocol: 'http:',
    slashes: true,
    host: 'x.y.com',
    hostname: 'x.y.com',
    pathname: ';a/b/c',
    search: '?d=e',
    query: 'd=e',
    hash: '#f%20g%3Ch%3Ei',
    path: ';a/b/c?d=e'
  },

  // make sure that we don't accidentally lcast the path parts.
  'HtTp://x.y.cOm;A/b/c?d=e#f g<h>i': {
    href: 'http://x.y.com/;A/b/c?d=e#f%20g%3Ch%3Ei',
    protocol: 'http:',
    slashes: true,
    host: 'x.y.com',
    hostname: 'x.y.com',
    pathname: ';A/b/c',
    search: '?d=e',
    query: 'd=e',
    hash: '#f%20g%3Ch%3Ei',
    path: ';A/b/c?d=e'
  },

  'http://x...y...#p': {
    href: 'http://x...y.../#p',
    protocol: 'http:',
    slashes: true,
    host: 'x...y...',
    hostname: 'x...y...',
    hash: '#p',
    pathname: '/',
    path: '/'
  },

  'http://x/p/"quoted"': {
    href: 'http://x/p/%22quoted%22',
    protocol: 'http:',
    slashes: true,
    host: 'x',
    hostname: 'x',
    pathname: '/p/%22quoted%22',
    path: '/p/%22quoted%22'
  },

  '<http://goo.corn/bread> Is a URL!': {
    href: '%3Chttp://goo.corn/bread%3E%20Is%20a%20URL!',
    pathname: '%3Chttp://goo.corn/bread%3E%20Is%20a%20URL!',
    path: '%3Chttp://goo.corn/bread%3E%20Is%20a%20URL!'
  },

  'http://www.narwhaljs.org/blog/categories?id=news': {
    href: 'http://www.narwhaljs.org/blog/categories?id=news',
    protocol: 'http:',
    slashes: true,
    host: 'www.narwhaljs.org',
    hostname: 'www.narwhaljs.org',
    search: '?id=news',
    query: 'id=news',
    pathname: '/blog/categories',
    path: '/blog/categories?id=news'
  },

  'http://mt0.google.com/vt/lyrs=m@114&hl=en&src=api&x=2&y=2&z=3&s=': {
    href: 'http://mt0.google.com/vt/lyrs=m@114&hl=en&src=api&x=2&y=2&z=3&s=',
    protocol: 'http:',
    slashes: true,
    host: 'mt0.google.com',
    hostname: 'mt0.google.com',
    pathname: '/vt/lyrs=m@114&hl=en&src=api&x=2&y=2&z=3&s=',
    path: '/vt/lyrs=m@114&hl=en&src=api&x=2&y=2&z=3&s='
  },

  'http://mt0.google.com/vt/lyrs=m@114???&hl=en&src=api&x=2&y=2&z=3&s=': {
    href: 'http://mt0.google.com/vt/lyrs=m@114???&hl=en&src=api&x=2&y=2&z=3&s=',
    protocol: 'http:',
    slashes: true,
    host: 'mt0.google.com',
    hostname: 'mt0.google.com',
    search: '???&hl=en&src=api&x=2&y=2&z=3&s=',
    query: '??&hl=en&src=api&x=2&y=2&z=3&s=',
    pathname: '/vt/lyrs=m@114',
    path: '/vt/lyrs=m@114???&hl=en&src=api&x=2&y=2&z=3&s='
  },

  'http://user:pass@mt0.google.com/vt/lyrs=m@114???&hl=en&src=api&x=2&y=2&z=3&s=': {
    href: 'http://user:pass@mt0.google.com/vt/lyrs=m@114???&hl=en&src=api&x=2&y=2&z=3&s=',
    protocol: 'http:',
    slashes: true,
    host: 'mt0.google.com',
    auth: 'user:pass',
    hostname: 'mt0.google.com',
    search: '???&hl=en&src=api&x=2&y=2&z=3&s=',
    query: '??&hl=en&src=api&x=2&y=2&z=3&s=',
    pathname: '/vt/lyrs=m@114',
    path: '/vt/lyrs=m@114???&hl=en&src=api&x=2&y=2&z=3&s='
  },

  'file:///etc/passwd': {
    href: 'file:///etc/passwd',
    slashes: true,
    protocol: 'file:',
    pathname: '/etc/passwd',
    hostname: '',
    host: '',
    path: '/etc/passwd'
  },

  'file://localhost/etc/passwd': {
    href: 'file://localhost/etc/passwd',
    protocol: 'file:',
    slashes: true,
    pathname: '/etc/passwd',
    hostname: 'localhost',
    host: 'localhost',
    path: '/etc/passwd'
  },

  'file://foo/etc/passwd': {
    href: 'file://foo/etc/passwd',
    protocol: 'file:',
    slashes: true,
    pathname: '/etc/passwd',
    hostname: 'foo',
    host: 'foo',
    path: '/etc/passwd'
  },

  'file:///etc/node/': {
    href: 'file:///etc/node/',
    slashes: true,
    protocol: 'file:',
    pathname: '/etc/node/',
    hostname: '',
    host: '',
    path: '/etc/node/'
  },

  'file://localhost/etc/node/': {
    href: 'file://localhost/etc/node/',
    protocol: 'file:',
    slashes: true,
    pathname: '/etc/node/',
    hostname: 'localhost',
    host: 'localhost',
    path: '/etc/node/'
  },

  'file://foo/etc/node/': {
    href: 'file://foo/etc/node/',
    protocol: 'file:',
    slashes: true,
    pathname: '/etc/node/',
    hostname: 'foo',
    host: 'foo',
    path: '/etc/node/'
  },

  'http:/baz/../foo/bar': {
    href: 'http:/baz/../foo/bar',
    protocol: 'http:',
    pathname: '/baz/../foo/bar',
    path: '/baz/../foo/bar'
  },

  'http://user:pass@example.com:8000/foo/bar?baz=quux#frag': {
    href: 'http://user:pass@example.com:8000/foo/bar?baz=quux#frag',
    protocol: 'http:',
    slashes: true,
    host: 'example.com:8000',
    auth: 'user:pass',
    port: '8000',
    hostname: 'example.com',
    hash: '#frag',
    search: '?baz=quux',
    query: 'baz=quux',
    pathname: '/foo/bar',
    path: '/foo/bar?baz=quux'
  },

  '//user:pass@example.com:8000/foo/bar?baz=quux#frag': {
    href: '//user:pass@example.com:8000/foo/bar?baz=quux#frag',
    slashes: true,
    host: 'example.com:8000',
    auth: 'user:pass',
    port: '8000',
    hostname: 'example.com',
    hash: '#frag',
    search: '?baz=quux',
    query: 'baz=quux',
    pathname: '/foo/bar',
    path: '/foo/bar?baz=quux'
  },

  '/foo/bar?baz=quux#frag': {
    href: '/foo/bar?baz=quux#frag',
    hash: '#frag',
    search: '?baz=quux',
    query: 'baz=quux',
    pathname: '/foo/bar',
    path: '/foo/bar?baz=quux'
  },

  'http:/foo/bar?baz=quux#frag': {
    href: 'http:/foo/bar?baz=quux#frag',
    protocol: 'http:',
    hash: '#frag',
    search: '?baz=quux',
    query: 'baz=quux',
    pathname: '/foo/bar',
    path: '/foo/bar?baz=quux'
  },

  'mailto:foo@bar.com?subject=hello': {
    href: 'mailto:foo@bar.com?subject=hello',
    protocol: 'mailto:',
    host: 'bar.com',
    auth: 'foo',
    hostname: 'bar.com',
    search: '?subject=hello',
    query: 'subject=hello',
    path: '?subject=hello'
  },

  'javascript:alert(\'hello\');': {
    href: 'javascript:alert(\'hello\');',
    protocol: 'javascript:',
    pathname: 'alert(\'hello\');',
    path: 'alert(\'hello\');'
  },

  'xmpp:isaacschlueter@jabber.org': {
    href: 'xmpp:isaacschlueter@jabber.org',
    protocol: 'xmpp:',
    host: 'jabber.org',
    auth: 'isaacschlueter',
    hostname: 'jabber.org'
  },

  'http://atpass:foo%40bar@127.0.0.1:8080/path?search=foo#bar': {
    href: 'http://atpass:foo%40bar@127.0.0.1:8080/path?search=foo#bar',
    protocol: 'http:',
    slashes: true,
    host: '127.0.0.1:8080',
    auth: 'atpass:foo@bar',
    hostname: '127.0.0.1',
    port: '8080',
    pathname: '/path',
    search: '?search=foo',
    query: 'search=foo',
    hash: '#bar',
    path: '/path?search=foo'
  },

  'svn+ssh://foo/bar': {
    href: 'svn+ssh://foo/bar',
    host: 'foo',
    hostname: 'foo',
    protocol: 'svn+ssh:',
    pathname: '/bar',
    path: '/bar',
    slashes: true
  },

  'dash-test://foo/bar': {
    href: 'dash-test://foo/bar',
    host: 'foo',
    hostname: 'foo',
    protocol: 'dash-test:',
    pathname: '/bar',
    path: '/bar',
    slashes: true
  },

  'dash-test:foo/bar': {
    href: 'dash-test:foo/bar',
    host: 'foo',
    hostname: 'foo',
    protocol: 'dash-test:',
    pathname: '/bar',
    path: '/bar'
  },

  'dot.test://foo/bar': {
    href: 'dot.test://foo/bar',
    host: 'foo',
    hostname: 'foo',
    protocol: 'dot.test:',
    pathname: '/bar',
    path: '/bar',
    slashes: true
  },

  'dot.test:foo/bar': {
    href: 'dot.test:foo/bar',
    host: 'foo',
    hostname: 'foo',
    protocol: 'dot.test:',
    pathname: '/bar',
    path: '/bar'
  },

  // IDNA tests
  'http://www.日本語.com/': {
    href: 'http://www.xn--wgv71a119e.com/',
    protocol: 'http:',
    slashes: true,
    host: 'www.xn--wgv71a119e.com',
    hostname: 'www.xn--wgv71a119e.com',
    pathname: '/',
    path: '/'
  },

  'http://example.Bücher.com/': {
    href: 'http://example.xn--bcher-kva.com/',
    protocol: 'http:',
    slashes: true,
    host: 'example.xn--bcher-kva.com',
    hostname: 'example.xn--bcher-kva.com',
    pathname: '/',
    path: '/'
  },

  'http://www.Äffchen.com/': {
    href: 'http://www.xn--ffchen-9ta.com/',
    protocol: 'http:',
    slashes: true,
    host: 'www.xn--ffchen-9ta.com',
    hostname: 'www.xn--ffchen-9ta.com',
    pathname: '/',
    path: '/'
  },

  'http://www.Äffchen.cOm;A/b/c?d=e#f g<h>i': {
    href: 'http://www.xn--ffchen-9ta.com/;A/b/c?d=e#f%20g%3Ch%3Ei',
    protocol: 'http:',
    slashes: true,
    host: 'www.xn--ffchen-9ta.com',
    hostname: 'www.xn--ffchen-9ta.com',
    pathname: ';A/b/c',
    search: '?d=e',
    query: 'd=e',
    hash: '#f%20g%3Ch%3Ei',
    path: ';A/b/c?d=e'
  },

  'http://SÉLIER.COM/': {
    href: 'http://xn--slier-bsa.com/',
    protocol: 'http:',
    slashes: true,
    host: 'xn--slier-bsa.com',
    hostname: 'xn--slier-bsa.com',
    pathname: '/',
    path: '/'
  },

  'http://ليهمابتكلموشعربي؟.ي؟/': {
    href: 'http://xn--egbpdaj6bu4bxfgehfvwxn.xn--egb9f/',
    protocol: 'http:',
    slashes: true,
    host: 'xn--egbpdaj6bu4bxfgehfvwxn.xn--egb9f',
    hostname: 'xn--egbpdaj6bu4bxfgehfvwxn.xn--egb9f',
    pathname: '/',
    path: '/'
  },

  'http://➡.ws/➡': {
    href: 'http://xn--hgi.ws/➡',
    protocol: 'http:',
    slashes: true,
    host: 'xn--hgi.ws',
    hostname: 'xn--hgi.ws',
    pathname: '/➡',
    path: '/➡'
  },

  'http://bucket_name.s3.amazonaws.com/image.jpg': {
    protocol: 'http:',
    slashes: true,
    host: 'bucket_name.s3.amazonaws.com',
    hostname: 'bucket_name.s3.amazonaws.com',
    pathname: '/image.jpg',
    href: 'http://bucket_name.s3.amazonaws.com/image.jpg',
    path: '/image.jpg'
  },

  'git+http://github.com/joyent/node.git': {
    protocol: 'git+http:',
    slashes: true,
    host: 'github.com',
    hostname: 'github.com',
    pathname: '/joyent/node.git',
    path: '/joyent/node.git',
    href: 'git+http://github.com/joyent/node.git'
  },

  /*
   * if local1@domain1 is uses as a relative URL it may
   * be parse into auth@hostname, but here there is no
   * way to make it work in url.parse, I add the test to be explicit
   */
  'local1@domain1': {
    pathname: 'local1@domain1',
    path: 'local1@domain1',
    href: 'local1@domain1'
  },

  /*
   * While this may seem counter-intuitive, a browser will parse
   * <a href='www.google.com'> as a path.
   */
  'www.example.com': {
    href: 'www.example.com',
    pathname: 'www.example.com',
    path: 'www.example.com'
  },

  // ipv6 support
  '[fe80::1]': {
    href: '[fe80::1]',
    pathname: '[fe80::1]',
    path: '[fe80::1]'
  },

  'coap://[FEDC:BA98:7654:3210:FEDC:BA98:7654:3210]': {
    protocol: 'coap:',
    slashes: true,
    host: '[fedc:ba98:7654:3210:fedc:ba98:7654:3210]',
    hostname: 'fedc:ba98:7654:3210:fedc:ba98:7654:3210',
    href: 'coap://[fedc:ba98:7654:3210:fedc:ba98:7654:3210]/',
    pathname: '/',
    path: '/'
  },

  'coap://[1080:0:0:0:8:800:200C:417A]:61616/': {
    protocol: 'coap:',
    slashes: true,
    host: '[1080:0:0:0:8:800:200c:417a]:61616',
    port: '61616',
    hostname: '1080:0:0:0:8:800:200c:417a',
    href: 'coap://[1080:0:0:0:8:800:200c:417a]:61616/',
    pathname: '/',
    path: '/'
  },

  'http://user:password@[3ffe:2a00:100:7031::1]:8080': {
    protocol: 'http:',
    slashes: true,
    auth: 'user:password',
    host: '[3ffe:2a00:100:7031::1]:8080',
    port: '8080',
    hostname: '3ffe:2a00:100:7031::1',
    href: 'http://user:password@[3ffe:2a00:100:7031::1]:8080/',
    pathname: '/',
    path: '/'
  },

  'coap://u:p@[::192.9.5.5]:61616/.well-known/r?n=Temperature': {
    protocol: 'coap:',
    slashes: true,
    auth: 'u:p',
    host: '[::192.9.5.5]:61616',
    port: '61616',
    hostname: '::192.9.5.5',
    href: 'coap://u:p@[::192.9.5.5]:61616/.well-known/r?n=Temperature',
    search: '?n=Temperature',
    query: 'n=Temperature',
    pathname: '/.well-known/r',
    path: '/.well-known/r?n=Temperature'
  },

  // empty port
  'http://example.com:': {
    protocol: 'http:',
    slashes: true,
    host: 'example.com',
    hostname: 'example.com',
    href: 'http://example.com/',
    pathname: '/',
    path: '/'
  },

  'http://example.com:/a/b.html': {
    protocol: 'http:',
    slashes: true,
    host: 'example.com',
    hostname: 'example.com',
    href: 'http://example.com/a/b.html',
    pathname: '/a/b.html',
    path: '/a/b.html'
  },

  'http://example.com:?a=b': {
    protocol: 'http:',
    slashes: true,
    host: 'example.com',
    hostname: 'example.com',
    href: 'http://example.com/?a=b',
    search: '?a=b',
    query: 'a=b',
    pathname: '/',
    path: '/?a=b'
  },

  'http://example.com:#abc': {
    protocol: 'http:',
    slashes: true,
    host: 'example.com',
    hostname: 'example.com',
    href: 'http://example.com/#abc',
    hash: '#abc',
    pathname: '/',
    path: '/'
  },

  'http://[fe80::1]:/a/b?a=b#abc': {
    protocol: 'http:',
    slashes: true,
    host: '[fe80::1]',
    hostname: 'fe80::1',
    href: 'http://[fe80::1]/a/b?a=b#abc',
    search: '?a=b',
    query: 'a=b',
    hash: '#abc',
    pathname: '/a/b',
    path: '/a/b?a=b'
  },

  'http://-lovemonsterz.tumblr.com/rss': {
    protocol: 'http:',
    slashes: true,
    host: '-lovemonsterz.tumblr.com',
    hostname: '-lovemonsterz.tumblr.com',
    href: 'http://-lovemonsterz.tumblr.com/rss',
    pathname: '/rss',
    path: '/rss'
  },

  'http://-lovemonsterz.tumblr.com:80/rss': {
    protocol: 'http:',
    slashes: true,
    port: '80',
    host: '-lovemonsterz.tumblr.com:80',
    hostname: '-lovemonsterz.tumblr.com',
    href: 'http://-lovemonsterz.tumblr.com:80/rss',
    pathname: '/rss',
    path: '/rss'
  },

  'http://user:pass@-lovemonsterz.tumblr.com/rss': {
    protocol: 'http:',
    slashes: true,
    auth: 'user:pass',
    host: '-lovemonsterz.tumblr.com',
    hostname: '-lovemonsterz.tumblr.com',
    href: 'http://user:pass@-lovemonsterz.tumblr.com/rss',
    pathname: '/rss',
    path: '/rss'
  },

  'http://user:pass@-lovemonsterz.tumblr.com:80/rss': {
    protocol: 'http:',
    slashes: true,
    auth: 'user:pass',
    port: '80',
    host: '-lovemonsterz.tumblr.com:80',
    hostname: '-lovemonsterz.tumblr.com',
    href: 'http://user:pass@-lovemonsterz.tumblr.com:80/rss',
    pathname: '/rss',
    path: '/rss'
  },

  'http://_jabber._tcp.google.com/test': {
    protocol: 'http:',
    slashes: true,
    host: '_jabber._tcp.google.com',
    hostname: '_jabber._tcp.google.com',
    href: 'http://_jabber._tcp.google.com/test',
    pathname: '/test',
    path: '/test'
  },

  'http://user:pass@_jabber._tcp.google.com/test': {
    protocol: 'http:',
    slashes: true,
    auth: 'user:pass',
    host: '_jabber._tcp.google.com',
    hostname: '_jabber._tcp.google.com',
    href: 'http://user:pass@_jabber._tcp.google.com/test',
    pathname: '/test',
    path: '/test'
  },

  'http://_jabber._tcp.google.com:80/test': {
    protocol: 'http:',
    slashes: true,
    port: '80',
    host: '_jabber._tcp.google.com:80',
    hostname: '_jabber._tcp.google.com',
    href: 'http://_jabber._tcp.google.com:80/test',
    pathname: '/test',
    path: '/test'
  },

  'http://user:pass@_jabber._tcp.google.com:80/test': {
    protocol: 'http:',
    slashes: true,
    auth: 'user:pass',
    port: '80',
    host: '_jabber._tcp.google.com:80',
    hostname: '_jabber._tcp.google.com',
    href: 'http://user:pass@_jabber._tcp.google.com:80/test',
    pathname: '/test',
    path: '/test'
  },

  'http://x:1/\' <>"`/{}|\\^~`/': {
    protocol: 'http:',
    slashes: true,
    host: 'x:1',
    port: '1',
    hostname: 'x',
    pathname: '/%27%20%3C%3E%22%60/%7B%7D%7C/%5E~%60/',
    path: '/%27%20%3C%3E%22%60/%7B%7D%7C/%5E~%60/',
    href: 'http://x:1/%27%20%3C%3E%22%60/%7B%7D%7C/%5E~%60/'
  },

  'http://a@b@c/': {
    protocol: 'http:',
    slashes: true,
    auth: 'a@b',
    host: 'c',
    hostname: 'c',
    href: 'http://a%40b@c/',
    path: '/',
    pathname: '/'
  },

  'http://a@b?@c': {
    protocol: 'http:',
    slashes: true,
    auth: 'a',
    host: 'b',
    hostname: 'b',
    href: 'http://a@b/?@c',
    path: '/?@c',
    pathname: '/',
    search: '?@c',
    query: '@c'
  },

  'http://a\r" \t\n<\'b:b@c\r\nd/e?f': {
    protocol: 'http:',
    slashes: true,
    auth: 'a\r" \t\n<\'b:b',
    host: 'c',
    port: null,
    hostname: 'c',
    hash: null,
    search: '?f',
    query: 'f',
    pathname: '%0D%0Ad/e',
    path: '%0D%0Ad/e?f',
    href: 'http://a%0D%22%20%09%0A%3C\'b:b@c/%0D%0Ad/e?f'
  },

  // git urls used by npm
  'git+ssh://git@github.com:npm/npm': {
    protocol: 'git+ssh:',
    slashes: true,
    auth: 'git',
    host: 'github.com',
    port: null,
    hostname: 'github.com',
    hash: null,
    search: null,
    query: null,
    pathname: '/:npm/npm',
    path: '/:npm/npm',
    href: 'git+ssh://git@github.com/:npm/npm'
  }

};

Object.keys(parseTests).forEach(function (u) {
  test('parse(' + u + ')', function () {
    var actual = url.parse(u);
    var spaced = url.parse('     \t  ' + u + '\n\t');
    var expected = parseTests[u];

    Object.keys(actual).forEach(function (i) {
      if (expected[i] === undefined && actual[i] === null) {
        expected[i] = null;
      }
    });

    assert.deepEqual(actual, expected);
    assert.deepEqual(spaced, expected);

    var expected = parseTests[u].href,
      actual = url.format(parseTests[u]);

    assert.equal(actual, expected, 'format(' + u + ') == ' + u + '\nactual:' + actual);
  });
});

var parseTestsWithQueryString = {
  '/foo/bar?baz=quux#frag': {
    href: '/foo/bar?baz=quux#frag',
    hash: '#frag',
    search: '?baz=quux',
    query: {
      baz: 'quux'
    },
    pathname: '/foo/bar',
    path: '/foo/bar?baz=quux'
  },
  'http://example.com': {
    href: 'http://example.com/',
    protocol: 'http:',
    slashes: true,
    host: 'example.com',
    hostname: 'example.com',
    query: {},
    search: '',
    pathname: '/',
    path: '/'
  },
  '/example': {
    protocol: null,
    slashes: null,
    auth: null,
    host: null,
    port: null,
    hostname: null,
    hash: null,
    search: '',
    query: {},
    pathname: '/example',
    path: '/example',
    href: '/example'
  },
  '/example?query=value': {
    protocol: null,
    slashes: null,
    auth: null,
    host: null,
    port: null,
    hostname: null,
    hash: null,
    search: '?query=value',
    query: { query: 'value' },
    pathname: '/example',
    path: '/example?query=value',
    href: '/example?query=value'
  }
};

Object.keys(parseTestsWithQueryString).forEach(function (u) {
  test('parse(' + u + ')', function () {
    var actual = url.parse(u, true);
    var expected = parseTestsWithQueryString[u];
    for (var i in actual) {
      if (actual[i] === null && expected[i] === undefined) {
        expected[i] = null;
      }
    }

    assert.deepEqual(actual, expected);
  });
});

/*
 * some extra formatting tests, just to verify
 * that it'll format slightly wonky content to a valid url.
 */
var formatTests = {
  'http://example.com?': {
    href: 'http://example.com/?',
    protocol: 'http:',
    slashes: true,
    host: 'example.com',
    hostname: 'example.com',
    search: '?',
    query: {},
    pathname: '/'
  },
  'http://example.com?foo=bar#frag': {
    href: 'http://example.com/?foo=bar#frag',
    protocol: 'http:',
    host: 'example.com',
    hostname: 'example.com',
    hash: '#frag',
    search: '?foo=bar',
    query: 'foo=bar',
    pathname: '/'
  },
  'http://example.com?foo=@bar#frag': {
    href: 'http://example.com/?foo=@bar#frag',
    protocol: 'http:',
    host: 'example.com',
    hostname: 'example.com',
    hash: '#frag',
    search: '?foo=@bar',
    query: 'foo=@bar',
    pathname: '/'
  },
  'http://example.com?foo=/bar/#frag': {
    href: 'http://example.com/?foo=/bar/#frag',
    protocol: 'http:',
    host: 'example.com',
    hostname: 'example.com',
    hash: '#frag',
    search: '?foo=/bar/',
    query: 'foo=/bar/',
    pathname: '/'
  },
  'http://example.com?foo=?bar/#frag': {
    href: 'http://example.com/?foo=?bar/#frag',
    protocol: 'http:',
    host: 'example.com',
    hostname: 'example.com',
    hash: '#frag',
    search: '?foo=?bar/',
    query: 'foo=?bar/',
    pathname: '/'
  },
  'http://example.com#frag=?bar/#frag': {
    href: 'http://example.com/#frag=?bar/#frag',
    protocol: 'http:',
    host: 'example.com',
    hostname: 'example.com',
    hash: '#frag=?bar/#frag',
    pathname: '/'
  },
  'http://google.com" onload="alert(42)/': {
    href: 'http://google.com/%22%20onload=%22alert(42)/',
    protocol: 'http:',
    host: 'google.com',
    pathname: '/%22%20onload=%22alert(42)/'
  },
  'http://a.com/a/b/c?s#h': {
    href: 'http://a.com/a/b/c?s#h',
    protocol: 'http',
    host: 'a.com',
    pathname: 'a/b/c',
    hash: 'h',
    search: 's'
  },
  'xmpp:isaacschlueter@jabber.org': {
    href: 'xmpp:isaacschlueter@jabber.org',
    protocol: 'xmpp:',
    host: 'jabber.org',
    auth: 'isaacschlueter',
    hostname: 'jabber.org'
  },
  'http://atpass:foo%40bar@127.0.0.1/': {
    href: 'http://atpass:foo%40bar@127.0.0.1/',
    auth: 'atpass:foo@bar',
    hostname: '127.0.0.1',
    protocol: 'http:',
    pathname: '/'
  },
  'http://atslash%2F%40:%2F%40@foo/': {
    href: 'http://atslash%2F%40:%2F%40@foo/',
    auth: 'atslash/@:/@',
    hostname: 'foo',
    protocol: 'http:',
    pathname: '/'
  },
  'svn+ssh://foo/bar': {
    href: 'svn+ssh://foo/bar',
    hostname: 'foo',
    protocol: 'svn+ssh:',
    pathname: '/bar',
    slashes: true
  },
  'dash-test://foo/bar': {
    href: 'dash-test://foo/bar',
    hostname: 'foo',
    protocol: 'dash-test:',
    pathname: '/bar',
    slashes: true
  },
  'dash-test:foo/bar': {
    href: 'dash-test:foo/bar',
    hostname: 'foo',
    protocol: 'dash-test:',
    pathname: '/bar'
  },
  'dot.test://foo/bar': {
    href: 'dot.test://foo/bar',
    hostname: 'foo',
    protocol: 'dot.test:',
    pathname: '/bar',
    slashes: true
  },
  'dot.test:foo/bar': {
    href: 'dot.test:foo/bar',
    hostname: 'foo',
    protocol: 'dot.test:',
    pathname: '/bar'
  },
  // ipv6 support
  'coap:u:p@[::1]:61616/.well-known/r?n=Temperature': {
    href: 'coap:u:p@[::1]:61616/.well-known/r?n=Temperature',
    protocol: 'coap:',
    auth: 'u:p',
    hostname: '::1',
    port: '61616',
    pathname: '/.well-known/r',
    search: 'n=Temperature'
  },
  'coap:[fedc:ba98:7654:3210:fedc:ba98:7654:3210]:61616/s/stopButton': {
    href: 'coap:[fedc:ba98:7654:3210:fedc:ba98:7654:3210]:61616/s/stopButton',
    protocol: 'coap',
    host: '[fedc:ba98:7654:3210:fedc:ba98:7654:3210]:61616',
    pathname: '/s/stopButton'
  },

  /*
   * encode context-specific delimiters in path and query, but do not touch
   * other non-delimiter chars like `%`.
   * <https://github.com/joyent/node/issues/4082>
   */

  // `#`,`?` in path
  '/path/to/%%23%3F+=&.txt?foo=theA1#bar': {
    href: '/path/to/%%23%3F+=&.txt?foo=theA1#bar',
    pathname: '/path/to/%#?+=&.txt',
    query: {
      foo: 'theA1'
    },
    hash: '#bar'
  },

  // `#`,`?` in path + `#` in query
  '/path/to/%%23%3F+=&.txt?foo=the%231#bar': {
    href: '/path/to/%%23%3F+=&.txt?foo=the%231#bar',
    pathname: '/path/to/%#?+=&.txt',
    query: {
      foo: 'the#1'
    },
    hash: '#bar'
  },

  // `?` and `#` in path and search
  'http://ex.com/foo%3F100%m%23r?abc=the%231?&foo=bar#frag': {
    href: 'http://ex.com/foo%3F100%m%23r?abc=the%231?&foo=bar#frag',
    protocol: 'http:',
    hostname: 'ex.com',
    hash: '#frag',
    search: '?abc=the#1?&foo=bar',
    pathname: '/foo?100%m#r'
  },

  // `?` and `#` in search only
  'http://ex.com/fooA100%mBr?abc=the%231?&foo=bar#frag': {
    href: 'http://ex.com/fooA100%mBr?abc=the%231?&foo=bar#frag',
    protocol: 'http:',
    hostname: 'ex.com',
    hash: '#frag',
    search: '?abc=the#1?&foo=bar',
    pathname: '/fooA100%mBr'
  }
};

Object.keys(formatTests).forEach(function (u) {
  test('format(' + u + ')', function () {
    var expect = formatTests[u].href;
    delete formatTests[u].href;
    var actual = url.format(u);
    var actualObj = url.format(formatTests[u]);
    assert.equal(actual, expect, 'wonky format(' + u + ') == ' + expect + '\nactual:' + actual);
    assert.equal(actualObj, expect, 'wonky format(' + JSON.stringify(formatTests[u]) + ') == ' + expect + '\nactual: ' + actualObj);
  });
});

/*
 *[from, path, expected]
 */
var relativeTests = [
  [
    '/foo/bar/baz', 'quux', '/foo/bar/quux'
  ],
  [
    '/foo/bar/baz', 'quux/asdf', '/foo/bar/quux/asdf'
  ],
  [
    '/foo/bar/baz', 'quux/baz', '/foo/bar/quux/baz'
  ],
  [
    '/foo/bar/baz', '../quux/baz', '/foo/quux/baz'
  ],
  [
    '/foo/bar/baz', '/bar', '/bar'
  ],
  [
    '/foo/bar/baz/', 'quux', '/foo/bar/baz/quux'
  ],
  [
    '/foo/bar/baz/', 'quux/baz', '/foo/bar/baz/quux/baz'
  ],
  [
    '/foo/bar/baz', '../../../../../../../../quux/baz', '/quux/baz'
  ],
  [
    '/foo/bar/baz', '../../../../../../../quux/baz', '/quux/baz'
  ],
  [
    '/foo', '.', '/'
  ],
  [
    '/foo', '..', '/'
  ],
  [
    '/foo/', '.', '/foo/'
  ],
  [
    '/foo/', '..', '/'
  ],
  [
    '/foo/bar', '.', '/foo/'
  ],
  [
    '/foo/bar', '..', '/'
  ],
  [
    '/foo/bar/', '.', '/foo/bar/'
  ],
  [
    '/foo/bar/', '..', '/foo/'
  ],
  [
    'foo/bar', '../../../baz', '../../baz'
  ],
  [
    'foo/bar/', '../../../baz', '../baz'
  ],
  [
    'http://example.com/b//c//d;p?q#blarg', 'https:#hash2', 'https:///#hash2'
  ],
  [
    'http://example.com/b//c//d;p?q#blarg',
    'https:/p/a/t/h?s#hash2',
    'https://p/a/t/h?s#hash2'
  ],
  [
    'http://example.com/b//c//d;p?q#blarg',
    'https://u:p@h.com/p/a/t/h?s#hash2',
    'https://u:p@h.com/p/a/t/h?s#hash2'
  ],
  [
    'http://example.com/b//c//d;p?q#blarg',
    'https:/a/b/c/d',
    'https://a/b/c/d'
  ],
  [
    'http://example.com/b//c//d;p?q#blarg',
    'http:#hash2',
    'http://example.com/b//c//d;p?q#hash2'
  ],
  [
    'http://example.com/b//c//d;p?q#blarg',
    'http:/p/a/t/h?s#hash2',
    'http://example.com/p/a/t/h?s#hash2'
  ],
  [
    'http://example.com/b//c//d;p?q#blarg',
    'http://u:p@h.com/p/a/t/h?s#hash2',
    'http://u:p@h.com/p/a/t/h?s#hash2'
  ],
  [
    'http://example.com/b//c//d;p?q#blarg',
    'http:/a/b/c/d',
    'http://example.com/a/b/c/d'
  ],
  [
    '/foo/bar/baz', '/../etc/passwd', '/etc/passwd'
  ]
];

relativeTests.forEach(function (relativeTest) {
  test('resolve(' + [relativeTest[0], relativeTest[1]] + ')', function () {
    var a = url.resolve(relativeTest[0], relativeTest[1]),
      e = relativeTest[2];
    assert.equal(a, e, 'resolve(' + [relativeTest[0], relativeTest[1]] + ') == ' + e + '\n  actual=' + a);
  });
});

// https://github.com/joyent/node/issues/568
[
  undefined,
  null,
  true,
  false,
  0.0,
  0,
  [],
  {}
].forEach(function (val) {
  test('parse(' + val + ')', function () {
    assert['throws'](function () { url.parse(val); }, TypeError);
  });
});

/*
 *
 * Tests below taken from Chiron
 * http://code.google.com/p/chironjs/source/browse/trunk/src/test/http/url.js
 *
 * Copyright (c) 2002-2008 Kris Kowal <http://cixar.com/~kris.kowal>
 * used with permission under MIT License
 *
 * Changes marked with @isaacs
 */

var bases = [
  'http://a/b/c/d;p?q',
  'http://a/b/c/d;p?q=1/2',
  'http://a/b/c/d;p=1/2?q',
  'fred:///s//a/b/c',
  'http:///s//a/b/c'
];

// [to, from, result]
var relativeTests2 = [
  // http://lists.w3.org/Archives/Public/uri/2004Feb/0114.html
  [
    '../c', 'foo:a/b', 'foo:c'
  ],
  [
    'foo:.', 'foo:a', 'foo:'
  ],
  [
    '/foo/../../../bar', 'zz:abc', 'zz:/bar'
  ],
  [
    '/foo/../bar', 'zz:abc', 'zz:/bar'
  ],
  // @isaacs Disagree. Not how web browsers resolve this.
  [
    'foo/../../../bar', 'zz:abc', 'zz:bar'
  ],
  // ['foo/../../../bar',  'zz:abc', 'zz:../../bar'], // @isaacs Added
  [
    'foo/../bar', 'zz:abc', 'zz:bar'
  ],
  [
    'zz:.', 'zz:abc', 'zz:'
  ],
  [
    '/.', bases[0], 'http://a/'
  ],
  [
    '/.foo', bases[0], 'http://a/.foo'
  ],
  [
    '.foo', bases[0], 'http://a/b/c/.foo'
  ],

  /*
   * http://gbiv.com/protocols/uri/test/rel_examples1.html
   * examples from RFC 2396
   */
  [
    'g:h', bases[0], 'g:h'
  ],
  [
    'g', bases[0], 'http://a/b/c/g'
  ],
  [
    './g', bases[0], 'http://a/b/c/g'
  ],
  [
    'g/', bases[0], 'http://a/b/c/g/'
  ],
  [
    '/g', bases[0], 'http://a/g'
  ],
  [
    '//g', bases[0], 'http://g/'
  ],
  /*
   *  changed with RFC 2396bis
   * ('?y', bases[0], 'http://a/b/c/d;p?y'],
   */
  [
    '?y', bases[0], 'http://a/b/c/d;p?y'
  ],
  [
    'g?y', bases[0], 'http://a/b/c/g?y'
  ],
  /*
   *  changed with RFC 2396bis
   * ('#s', bases[0], CURRENT_DOC_URI + '#s'],
   */
  [
    '#s', bases[0], 'http://a/b/c/d;p?q#s'
  ],
  [
    'g#s', bases[0], 'http://a/b/c/g#s'
  ],
  [
    'g?y#s', bases[0], 'http://a/b/c/g?y#s'
  ],
  [
    ';x', bases[0], 'http://a/b/c/;x'
  ],
  [
    'g;x', bases[0], 'http://a/b/c/g;x'
  ],
  [
    'g;x?y#s', bases[0], 'http://a/b/c/g;x?y#s'
  ],
  /*
   *  changed with RFC 2396bis
   * ('', bases[0], CURRENT_DOC_URI],
   */
  [
    '', bases[0], 'http://a/b/c/d;p?q'
  ],
  [
    '.', bases[0], 'http://a/b/c/'
  ],
  [
    './', bases[0], 'http://a/b/c/'
  ],
  [
    '..', bases[0], 'http://a/b/'
  ],
  [
    '../', bases[0], 'http://a/b/'
  ],
  [
    '../g', bases[0], 'http://a/b/g'
  ],
  [
    '../..', bases[0], 'http://a/'
  ],
  [
    '../../', bases[0], 'http://a/'
  ],
  [
    '../../g', bases[0], 'http://a/g'
  ],
  [
    '../../../g', bases[0], ('http://a/../g', 'http://a/g')
  ],
  [
    '../../../../g', bases[0], ('http://a/../../g', 'http://a/g')
  ],
  /*
   *  changed with RFC 2396bis
   * ('/./g', bases[0], 'http://a/./g'],
   */
  [
    '/./g', bases[0], 'http://a/g'
  ],
  /*
   *  changed with RFC 2396bis
   * ('/../g', bases[0], 'http://a/../g'],
   */
  [
    '/../g', bases[0], 'http://a/g'
  ],
  [
    'g.', bases[0], 'http://a/b/c/g.'
  ],
  [
    '.g', bases[0], 'http://a/b/c/.g'
  ],
  [
    'g..', bases[0], 'http://a/b/c/g..'
  ],
  [
    '..g', bases[0], 'http://a/b/c/..g'
  ],
  [
    './../g', bases[0], 'http://a/b/g'
  ],
  [
    './g/.', bases[0], 'http://a/b/c/g/'
  ],
  [
    'g/./h', bases[0], 'http://a/b/c/g/h'
  ],
  [
    'g/../h', bases[0], 'http://a/b/c/h'
  ],
  [
    'g;x=1/./y', bases[0], 'http://a/b/c/g;x=1/y'
  ],
  [
    'g;x=1/../y', bases[0], 'http://a/b/c/y'
  ],
  [
    'g?y/./x', bases[0], 'http://a/b/c/g?y/./x'
  ],
  [
    'g?y/../x', bases[0], 'http://a/b/c/g?y/../x'
  ],
  [
    'g#s/./x', bases[0], 'http://a/b/c/g#s/./x'
  ],
  [
    'g#s/../x', bases[0], 'http://a/b/c/g#s/../x'
  ],
  [
    'http:g', bases[0], ('http:g', 'http://a/b/c/g')
  ],
  [
    'http:', bases[0], ('http:', bases[0])
  ],
  // not sure where this one originated
  [
    '/a/b/c/./../../g', bases[0], 'http://a/a/g'
  ],

  /*
   * http://gbiv.com/protocols/uri/test/rel_examples2.html
   * slashes in base URI's query args
   */
  [
    'g', bases[1], 'http://a/b/c/g'
  ],
  [
    './g', bases[1], 'http://a/b/c/g'
  ],
  [
    'g/', bases[1], 'http://a/b/c/g/'
  ],
  [
    '/g', bases[1], 'http://a/g'
  ],
  [
    '//g', bases[1], 'http://g/'
  ],
  /*
   *  changed in RFC 2396bis
   * ('?y', bases[1], 'http://a/b/c/?y'],
   */
  [
    '?y', bases[1], 'http://a/b/c/d;p?y'
  ],
  [
    'g?y', bases[1], 'http://a/b/c/g?y'
  ],
  [
    'g?y/./x', bases[1], 'http://a/b/c/g?y/./x'
  ],
  [
    'g?y/../x', bases[1], 'http://a/b/c/g?y/../x'
  ],
  [
    'g#s', bases[1], 'http://a/b/c/g#s'
  ],
  [
    'g#s/./x', bases[1], 'http://a/b/c/g#s/./x'
  ],
  [
    'g#s/../x', bases[1], 'http://a/b/c/g#s/../x'
  ],
  [
    './', bases[1], 'http://a/b/c/'
  ],
  [
    '../', bases[1], 'http://a/b/'
  ],
  [
    '../g', bases[1], 'http://a/b/g'
  ],
  [
    '../../', bases[1], 'http://a/'
  ],
  [
    '../../g', bases[1], 'http://a/g'
  ],

  /*
   * http://gbiv.com/protocols/uri/test/rel_examples3.html
   * slashes in path params
   * all of these changed in RFC 2396bis
   */
  [
    'g', bases[2], 'http://a/b/c/d;p=1/g'
  ],
  [
    './g', bases[2], 'http://a/b/c/d;p=1/g'
  ],
  [
    'g/', bases[2], 'http://a/b/c/d;p=1/g/'
  ],
  [
    'g?y', bases[2], 'http://a/b/c/d;p=1/g?y'
  ],
  [
    ';x', bases[2], 'http://a/b/c/d;p=1/;x'
  ],
  [
    'g;x', bases[2], 'http://a/b/c/d;p=1/g;x'
  ],
  [
    'g;x=1/./y', bases[2], 'http://a/b/c/d;p=1/g;x=1/y'
  ],
  [
    'g;x=1/../y', bases[2], 'http://a/b/c/d;p=1/y'
  ],
  [
    './', bases[2], 'http://a/b/c/d;p=1/'
  ],
  [
    '../', bases[2], 'http://a/b/c/'
  ],
  [
    '../g', bases[2], 'http://a/b/c/g'
  ],
  [
    '../../', bases[2], 'http://a/b/'
  ],
  [
    '../../g', bases[2], 'http://a/b/g'
  ],

  /*
   * http://gbiv.com/protocols/uri/test/rel_examples4.html
   * double and triple slash, unknown scheme
   */
  [
    'g:h', bases[3], 'g:h'
  ],
  [
    'g', bases[3], 'fred:///s//a/b/g'
  ],
  [
    './g', bases[3], 'fred:///s//a/b/g'
  ],
  [
    'g/', bases[3], 'fred:///s//a/b/g/'
  ],
  [
    '/g', bases[3], 'fred:///g'
  ], // may change to fred:///s//a/g
  [
    '//g', bases[3], 'fred://g'
  ], // may change to fred:///s//g
  [
    '//g/x', bases[3], 'fred://g/x'
  ], // may change to fred:///s//g/x
  [
    '///g', bases[3], 'fred:///g'
  ],
  [
    './', bases[3], 'fred:///s//a/b/'
  ],
  [
    '../', bases[3], 'fred:///s//a/'
  ],
  [
    '../g', bases[3], 'fred:///s//a/g'
  ],

  [
    '../../', bases[3], 'fred:///s//'
  ],
  [
    '../../g', bases[3], 'fred:///s//g'
  ],
  [
    '../../../g', bases[3], 'fred:///s/g'
  ],
  // may change to fred:///s//a/../../../g
  [
    '../../../../g', bases[3], 'fred:///g'
  ],

  /*
   * http://gbiv.com/protocols/uri/test/rel_examples5.html
   * double and triple slash, well-known scheme
   */
  [
    'g:h', bases[4], 'g:h'
  ],
  [
    'g', bases[4], 'http:///s//a/b/g'
  ],
  [
    './g', bases[4], 'http:///s//a/b/g'
  ],
  [
    'g/', bases[4], 'http:///s//a/b/g/'
  ],
  [
    '/g', bases[4], 'http:///g'
  ], // may change to http:///s//a/g
  [
    '//g', bases[4], 'http://g/'
  ], // may change to http:///s//g
  [
    '//g/x', bases[4], 'http://g/x'
  ], // may change to http:///s//g/x
  [
    '///g', bases[4], 'http:///g'
  ],
  [
    './', bases[4], 'http:///s//a/b/'
  ],
  [
    '../', bases[4], 'http:///s//a/'
  ],
  [
    '../g', bases[4], 'http:///s//a/g'
  ],
  [
    '../../', bases[4], 'http:///s//'
  ],
  [
    '../../g', bases[4], 'http:///s//g'
  ],
  // may change to http:///s//a/../../g
  [
    '../../../g', bases[4], 'http:///s/g'
  ],
  // may change to http:///s//a/../../../g
  [
    '../../../../g', bases[4], 'http:///g'
  ],

  // from Dan Connelly's tests in http://www.w3.org/2000/10/swap/uripath.py
  [
    'bar:abc', 'foo:xyz', 'bar:abc'
  ],
  [
    '../abc', 'http://example/x/y/z', 'http://example/x/abc'
  ],
  [
    'http://example/x/abc', 'http://example2/x/y/z', 'http://example/x/abc'
  ],
  [
    '../r', 'http://ex/x/y/z', 'http://ex/x/r'
  ],
  [
    'q/r', 'http://ex/x/y', 'http://ex/x/q/r'
  ],
  [
    'q/r#s', 'http://ex/x/y', 'http://ex/x/q/r#s'
  ],
  [
    'q/r#s/t', 'http://ex/x/y', 'http://ex/x/q/r#s/t'
  ],
  [
    'ftp://ex/x/q/r', 'http://ex/x/y', 'ftp://ex/x/q/r'
  ],
  [
    '', 'http://ex/x/y', 'http://ex/x/y'
  ],
  [
    '', 'http://ex/x/y/', 'http://ex/x/y/'
  ],
  [
    '', 'http://ex/x/y/pdq', 'http://ex/x/y/pdq'
  ],
  [
    'z/', 'http://ex/x/y/', 'http://ex/x/y/z/'
  ],
  [
    '#Animal',
    'file:/swap/test/animal.rdf',
    'file:/swap/test/animal.rdf#Animal'
  ],
  [
    '../abc', 'file:/e/x/y/z', 'file:/e/x/abc'
  ],
  [
    '/example/x/abc', 'file:/example2/x/y/z', 'file:/example/x/abc'
  ],
  [
    '../r', 'file:/ex/x/y/z', 'file:/ex/x/r'
  ],
  [
    '/r', 'file:/ex/x/y/z', 'file:/r'
  ],
  [
    'q/r', 'file:/ex/x/y', 'file:/ex/x/q/r'
  ],
  [
    'q/r#s', 'file:/ex/x/y', 'file:/ex/x/q/r#s'
  ],
  [
    'q/r#', 'file:/ex/x/y', 'file:/ex/x/q/r#'
  ],
  [
    'q/r#s/t', 'file:/ex/x/y', 'file:/ex/x/q/r#s/t'
  ],
  [
    'ftp://ex/x/q/r', 'file:/ex/x/y', 'ftp://ex/x/q/r'
  ],
  [
    '', 'file:/ex/x/y', 'file:/ex/x/y'
  ],
  [
    '', 'file:/ex/x/y/', 'file:/ex/x/y/'
  ],
  [
    '', 'file:/ex/x/y/pdq', 'file:/ex/x/y/pdq'
  ],
  [
    'z/', 'file:/ex/x/y/', 'file:/ex/x/y/z/'
  ],
  [
    'file://meetings.example.com/cal#m1',
    'file:/devel/WWW/2000/10/swap/test/reluri-1.n3',
    'file://meetings.example.com/cal#m1'
  ],
  [
    'file://meetings.example.com/cal#m1',
    'file:/home/connolly/w3ccvs/WWW/2000/10/swap/test/reluri-1.n3',
    'file://meetings.example.com/cal#m1'
  ],
  [
    './#blort', 'file:/some/dir/foo', 'file:/some/dir/#blort'
  ],
  [
    './#', 'file:/some/dir/foo', 'file:/some/dir/#'
  ],
  // Ryan Lee
  [
    './', 'http://example/x/abc.efg', 'http://example/x/'
  ],

  /*
   * Graham Klyne's tests
   * http://www.ninebynine.org/Software/HaskellUtils/Network/UriTest.xls
   * 01-31 are from Connelly's cases
   */

  // 32-49
  [
    './q:r', 'http://ex/x/y', 'http://ex/x/q:r'
  ],
  [
    './p=q:r', 'http://ex/x/y', 'http://ex/x/p=q:r'
  ],
  [
    '?pp/rr', 'http://ex/x/y?pp/qq', 'http://ex/x/y?pp/rr'
  ],
  [
    'y/z', 'http://ex/x/y?pp/qq', 'http://ex/x/y/z'
  ],
  [
    'local/qual@domain.org#frag',
    'mailto:local',
    'mailto:local/qual@domain.org#frag'
  ],
  [
    'more/qual2@domain2.org#frag',
    'mailto:local/qual1@domain1.org',
    'mailto:local/more/qual2@domain2.org#frag'
  ],
  [
    'y?q', 'http://ex/x/y?q', 'http://ex/x/y?q'
  ],
  [
    '/x/y?q', 'http://ex?p', 'http://ex/x/y?q'
  ],
  [
    'c/d', 'foo:a/b', 'foo:a/c/d'
  ],
  [
    '/c/d', 'foo:a/b', 'foo:/c/d'
  ],
  [
    '', 'foo:a/b?c#d', 'foo:a/b?c'
  ],
  [
    'b/c', 'foo:a', 'foo:b/c'
  ],
  [
    '../b/c', 'foo:/a/y/z', 'foo:/a/b/c'
  ],
  [
    './b/c', 'foo:a', 'foo:b/c'
  ],
  [
    '/./b/c', 'foo:a', 'foo:/b/c'
  ],
  [
    '../../d', 'foo://a//b/c', 'foo://a/d'
  ],
  [
    '.', 'foo:a', 'foo:'
  ],
  [
    '..', 'foo:a', 'foo:'
  ],

  /*
   * 50-57[cf. TimBL comments --
   *  http://lists.w3.org/Archives/Public/uri/2003Feb/0028.html,
   *  http://lists.w3.org/Archives/Public/uri/2003Jan/0008.html)
   */
  [
    'abc', 'http://example/x/y%2Fz', 'http://example/x/abc'
  ],
  [
    '../../x%2Fabc', 'http://example/a/x/y/z', 'http://example/a/x%2Fabc'
  ],
  [
    '../x%2Fabc', 'http://example/a/x/y%2Fz', 'http://example/a/x%2Fabc'
  ],
  [
    'abc', 'http://example/x%2Fy/z', 'http://example/x%2Fy/abc'
  ],
  [
    'q%3Ar', 'http://ex/x/y', 'http://ex/x/q%3Ar'
  ],
  [
    '/x%2Fabc', 'http://example/x/y%2Fz', 'http://example/x%2Fabc'
  ],
  [
    '/x%2Fabc', 'http://example/x/y/z', 'http://example/x%2Fabc'
  ],
  [
    '/x%2Fabc', 'http://example/x/y%2Fz', 'http://example/x%2Fabc'
  ],

  // 70-77
  [
    'local2@domain2', 'mailto:local1@domain1?query1', 'mailto:local2@domain2'
  ],
  [
    'local2@domain2?query2',
    'mailto:local1@domain1',
    'mailto:local2@domain2?query2'
  ],
  [
    'local2@domain2?query2',
    'mailto:local1@domain1?query1',
    'mailto:local2@domain2?query2'
  ],
  [
    '?query2', 'mailto:local@domain?query1', 'mailto:local@domain?query2'
  ],
  [
    'local@domain?query2', 'mailto:?query1', 'mailto:local@domain?query2'
  ],
  [
    '?query2', 'mailto:local@domain?query1', 'mailto:local@domain?query2'
  ],
  [
    'http://example/a/b?c/../d', 'foo:bar', 'http://example/a/b?c/../d'
  ],
  [
    'http://example/a/b#c/../d', 'foo:bar', 'http://example/a/b#c/../d'
  ],

  /*
   * 82-88
   * @isaacs Disagree. Not how browsers do it.
   * ['http:this', 'http://example.org/base/uri', 'http:this'],
   * @isaacs Added
   */
  [
    'http:this', 'http://example.org/base/uri', 'http://example.org/base/this'
  ],
  [
    'http:this', 'http:base', 'http:this'
  ],
  [
    './/g', 'f:/a', 'f://g'
  ],
  [
    'b/c//d/e', 'f://example.org/base/a', 'f://example.org/base/b/c//d/e'
  ],
  [
    'm2@example.ord/c2@example.org',
    'mid:m@example.ord/c@example.org',
    'mid:m@example.ord/m2@example.ord/c2@example.org'
  ],
  [
    'mini1.xml',
    'file:///C:/DEV/Haskell/lib/HXmlToolbox-3.01/examples/',
    'file:///C:/DEV/Haskell/lib/HXmlToolbox-3.01/examples/mini1.xml'
  ],
  [
    '../b/c', 'foo:a/y/z', 'foo:a/b/c'
  ],

  // changeing auth
  [
    'http://diff:auth@www.example.com',
    'http://asdf:qwer@www.example.com',
    'http://diff:auth@www.example.com/'
  ]
];

relativeTests2.forEach(function (relativeTest) {
  test('resolve(' + [relativeTest[1], relativeTest[0]] + ')', function () {
    var a = url.resolve(relativeTest[1], relativeTest[0]),
      e = relativeTest[2];
    assert.equal(a, e, 'resolve(' + [relativeTest[1], relativeTest[0]] + ') == ' + e + '\n  actual=' + a);
  });
});

/*
 * if format and parse are inverse operations then
 * resolveObject(parse(x), y) == parse(resolve(x, y))
 */

// host and hostname are special, in this case a '' value is important
/* eslint no-unused-vars: 1 */
var emptyIsImportant = { host: true, hostname: '' };

// format: [from, path, expected]
relativeTests.forEach(function (relativeTest) {
  test('resolveObject(' + [relativeTest[0], relativeTest[1]] + ')', function () {
    var actual = url.resolveObject(url.parse(relativeTest[0]), relativeTest[1]);
    var expected = url.parse(relativeTest[2]);

    assert.deepEqual(actual, expected);

    expected = relativeTest[2];
    actual = url.format(actual);

    assert.equal(actual, expected, 'format(' + actual + ') == ' + expected + '\nactual:' + actual);
  });
});

/*
 * format: [to, from, result]
 *  the test: ['.//g', 'f:/a', 'f://g'] is a fundamental problem
 *  url.parse('f:/a') does not have a host
 *  url.resolve('f:/a', './/g') does not have a host because you have moved
 *  down to the g directory.  i.e. f:     //g, however when this url is parsed
 *  f:// will indicate that the host is g which is not the case.
 *  it is unclear to me how to keep this information from being lost
 *  it may be that a pathname of ////g should collapse to /g but this seems
 *  to be a lot of work for an edge case.  Right now I remove the test
 */
if (relativeTests2[181][0] === './/g' && relativeTests2[181][1] === 'f:/a' && relativeTests2[181][2] === 'f://g') {
  relativeTests2.splice(181, 1);
}

relativeTests2.forEach(function (relativeTest) {
  test('resolveObject(' + [relativeTest[1], relativeTest[0]] + ')', function () {
    var actual = url.resolveObject(url.parse(relativeTest[1]), relativeTest[0]),
      expected = url.parse(relativeTest[2]);

    assert.deepEqual(actual, expected);

    var expected = relativeTest[2],
      actual = url.format(actual);

    assert.equal(actual, expected, 'format(' + relativeTest[1] + ') == ' + expected + '\nactual:' + actual);
  });
});