tests/qunit/suites/resources/mediawiki/mediawiki.test.js

   1 /*jshint -W024 */
   2 ( function ( mw, $ ) {
   3         var specialCharactersPageName;
   4
   5         // Since QUnitTestResources.php loads both mediawiki and mediawiki.jqueryMsg as
   6         // dependencies, this only tests the monkey-patched behavior with the two of them combined.
   7
   8         // See mediawiki.jqueryMsg.test.js for unit tests for jqueryMsg-specific functionality.
   9
  10         QUnit.module( 'mediawiki', QUnit.newMwEnvironment( {
  11                 setup: function () {
  12                         specialCharactersPageName = '"Who" wants to be a millionaire & live on \'Exotic Island\'?';
  13                 },
  14                 config: {
  15                         wgArticlePath: '/wiki/$1',
  16
  17                         // For formatnum tests
  18                         wgUserLanguage: 'en'
  19                 },
  20                 // Messages used in multiple tests
  21                 messages: {
  22                         'other-message': 'Other Message',
  23                         'mediawiki-test-pagetriage-del-talk-page-notify-summary': 'Notifying author of deletion nomination for [[$1]]',
  24                         'gender-plural-msg': '{{GENDER:$1|he|she|they}} {{PLURAL:$2|is|are}} awesome',
  25                         'grammar-msg': 'Przeszukaj {{GRAMMAR:grammar_case_foo|{{SITENAME}}}}',
  26                         'formatnum-msg': '{{formatnum:$1}}',
  27                         'int-msg': 'Some {{int:other-message}}',
  28                         'mediawiki-test-version-entrypoints-index-php': '[https://www.mediawiki.org/wiki/Manual:index.php index.php]',
  29                         'external-link-replace': 'Foo [$1 bar]'
  30                 }
  31         } ) );
  32
  33         mw.loader.addSource(
  34                 'testloader',
  35                 QUnit.fixurl( mw.config.get( 'wgScriptPath' ) + '/tests/qunit/data/load.mock.php' )
  36         );
  37
  38         QUnit.test( 'Initial check', 8, function ( assert ) {
  39                 assert.ok( window.jQuery, 'jQuery defined' );
  40                 assert.ok( window.$, '$ defined' );
  41                 assert.strictEqual( window.$, window.jQuery, '$ alias to jQuery' );
  42
  43                 this.suppressWarnings();
  44                 assert.ok( window.$j, '$j defined' );
  45                 assert.strictEqual( window.$j, window.jQuery, '$j alias to jQuery' );
  46                 this.restoreWarnings();
  47
  48                 // window.mw and window.mediaWiki are not deprecated, but for some reason
  49                 // PhantomJS is triggerring the accessors on all mw.* properties in this test,
  50                 // and with that lots of unrelated deprecation notices.
  51                 this.suppressWarnings();
  52                 assert.ok( window.mediaWiki, 'mediaWiki defined' );
  53                 assert.ok( window.mw, 'mw defined' );
  54                 assert.strictEqual( window.mw, window.mediaWiki, 'mw alias to mediaWiki' );
  55                 this.restoreWarnings();
  56         } );
  57
  58         QUnit.test( 'mw.Map', 35, function ( assert ) {
  59                 var arry, conf, funky, globalConf, nummy, someValues;
  60
  61                 conf = new mw.Map();
  62                 // Dummy variables
  63                 funky = function () {};
  64                 arry = [];
  65                 nummy = 7;
  66
  67                 // Single get and set
  68
  69                 assert.strictEqual( conf.set( 'foo', 'Bar' ), true, 'Map.set returns boolean true if a value was set for a valid key string' );
  70                 assert.equal( conf.get( 'foo' ), 'Bar', 'Map.get returns a single value value correctly' );
  71
  72                 assert.strictEqual( conf.get( 'example' ), null, 'Map.get returns null if selection was a string and the key was not found' );
  73                 assert.strictEqual( conf.get( 'example', arry ), arry, 'Map.get returns fallback by reference if the key was not found' );
  74                 assert.strictEqual( conf.get( 'example', undefined ), undefined, 'Map.get supports `undefined` as fallback instead of `null`' );
  75
  76                 assert.strictEqual( conf.get( 'constructor' ), null, 'Map.get does not look at Object.prototype of internal storage (constructor)' );
  77                 assert.strictEqual( conf.get( 'hasOwnProperty' ), null, 'Map.get does not look at Object.prototype of internal storage (hasOwnProperty)' );
  78
  79                 conf.set( 'hasOwnProperty', function () { return true; } );
  80                 assert.strictEqual( conf.get( 'example', 'missing' ), 'missing', 'Map.get uses neutral hasOwnProperty method (positive)' );
  81
  82                 conf.set( 'example', 'Foo' );
  83                 conf.set( 'hasOwnProperty', function () { return false; } );
  84                 assert.strictEqual( conf.get( 'example' ), 'Foo', 'Map.get uses neutral hasOwnProperty method (negative)' );
  85
  86                 assert.strictEqual( conf.set( 'constructor', 42 ), true, 'Map.set for key "constructor"' );
  87                 assert.strictEqual( conf.get( 'constructor' ), 42, 'Map.get for key "constructor"' );
  88
  89                 assert.strictEqual( conf.set( 'undef' ), false, 'Map.set requires explicit value (no undefined default)' );
  90
  91                 assert.strictEqual( conf.set( 'undef', undefined ), true, 'Map.set allows setting value to `undefined`' );
  92                 assert.equal( conf.get( 'undef', 'fallback' ), undefined, 'Map.get supports retreiving value of `undefined`' );
  93
  94                 assert.strictEqual( conf.set( funky, 'Funky' ), false, 'Map.set returns boolean false if key was invalid (Function)' );
  95                 assert.strictEqual( conf.set( arry, 'Arry' ), false, 'Map.set returns boolean false if key was invalid (Array)' );
  96                 assert.strictEqual( conf.set( nummy, 'Nummy' ), false, 'Map.set returns boolean false if key was invalid (Number)' );
  97
  98                 assert.strictEqual( conf.get( funky ), null, 'Map.get ruturns null if selection was invalid (Function)' );
  99                 assert.strictEqual( conf.get( nummy ), null, 'Map.get ruturns null if selection was invalid (Number)' );
 100
 101                 conf.set( String( nummy ), 'I used to be a number' );
 102
 103                 assert.strictEqual( conf.exists( 'doesNotExist' ), false, 'Map.exists where property does not exist' );
 104                 assert.strictEqual( conf.exists( 'undef' ), true, 'Map.exists where value is `undefined`' );
 105                 assert.strictEqual( conf.exists( nummy ), false, 'Map.exists where key is invalid but looks like an existing key' );
 106
 107                 // Multiple values at once
 108                 someValues = {
 109                         'foo': 'bar',
 110                         'lorem': 'ipsum',
 111                         'MediaWiki': true
 112                 };
 113                 assert.strictEqual( conf.set( someValues ), true, 'Map.set returns boolean true if multiple values were set by passing an object' );
 114                 assert.deepEqual( conf.get( ['foo', 'lorem'] ), {
 115                         'foo': 'bar',
 116                         'lorem': 'ipsum'
 117                 }, 'Map.get returns multiple values correctly as an object' );
 118
 119                 assert.deepEqual( conf, new mw.Map( conf.values ), 'new mw.Map maps over existing values-bearing object' );
 120
 121                 assert.deepEqual( conf.get( ['foo', 'notExist'] ), {
 122                         'foo': 'bar',
 123                         'notExist': null
 124                 }, 'Map.get return includes keys that were not found as null values' );
 125
 126                 // Interacting with globals and accessing the values object
 127                 assert.strictEqual( conf.get(), conf.values, 'Map.get returns the entire values object by reference (if called without arguments)' );
 128
 129                 conf.set( 'globalMapChecker', 'Hi' );
 130
 131                 assert.ok( ( 'globalMapChecker' in window ) === false, 'Map does not its store values in the window object by default' );
 132
 133                 globalConf = new mw.Map( true );
 134                 globalConf.set( 'anotherGlobalMapChecker', 'Hello' );
 135
 136                 assert.ok( 'anotherGlobalMapChecker' in window, 'global Map stores its values in the window object' );
 137
 138                 assert.equal( globalConf.get( 'anotherGlobalMapChecker' ), 'Hello', 'get value from global Map via get()' );
 139                 this.suppressWarnings();
 140                 assert.equal( window.anotherGlobalMapChecker, 'Hello', 'get value from global Map via window object' );
 141                 this.restoreWarnings();
 142
 143                 // Change value via global Map
 144                 globalConf.set('anotherGlobalMapChecker', 'Again');
 145                 assert.equal( globalConf.get( 'anotherGlobalMapChecker' ), 'Again', 'Change in global Map reflected via get()' );
 146                 this.suppressWarnings();
 147                 assert.equal( window.anotherGlobalMapChecker, 'Again', 'Change in global Map reflected window object' );
 148                 this.restoreWarnings();
 149
 150                 // Change value via window object
 151                 this.suppressWarnings();
 152                 window.anotherGlobalMapChecker = 'World';
 153                 assert.equal( window.anotherGlobalMapChecker, 'World', 'Change in window object works' );
 154                 this.restoreWarnings();
 155                 assert.equal( globalConf.get( 'anotherGlobalMapChecker' ), 'Again', 'Change in window object not reflected in global Map' );
 156
 157                 // Whitelist this global variable for QUnit's 'noglobal' mode
 158                 if ( QUnit.config.noglobals ) {
 159                         QUnit.config.pollution.push( 'anotherGlobalMapChecker' );
 160                 }
 161         } );
 162
 163         QUnit.test( 'mw.config', 1, function ( assert ) {
 164                 assert.ok( mw.config instanceof mw.Map, 'mw.config instance of mw.Map' );
 165         } );
 166
 167         QUnit.test( 'mw.message & mw.messages', 100, function ( assert ) {
 168                 var goodbye, hello;
 169
 170                 // Convenience method for asserting the same result for multiple formats
 171                 function assertMultipleFormats( messageArguments, formats, expectedResult, assertMessage ) {
 172                         var len = formats.length, format, i;
 173                         for ( i = 0; i < len; i++ ) {
 174                                 format = formats[i];
 175                                 assert.equal( mw.message.apply( null, messageArguments )[format](), expectedResult, assertMessage + ' when format is ' + format );
 176                         }
 177                 }
 178
 179                 assert.ok( mw.messages, 'messages defined' );
 180                 assert.ok( mw.messages instanceof mw.Map, 'mw.messages instance of mw.Map' );
 181                 assert.ok( mw.messages.set( 'hello', 'Hello <b>awesome</b> world' ), 'mw.messages.set: Register' );
 182
 183                 hello = mw.message( 'hello' );
 184
 185                 // https://bugzilla.wikimedia.org/show_bug.cgi?id=44459
 186                 assert.equal( hello.format, 'text', 'Message property "format" defaults to "text"' );
 187
 188                 assert.strictEqual( hello.map, mw.messages, 'Message property "map" defaults to the global instance in mw.messages' );
 189                 assert.equal( hello.key, 'hello', 'Message property "key" (currect key)' );
 190                 assert.deepEqual( hello.parameters, [], 'Message property "parameters" defaults to an empty array' );
 191
 192                 // Todo
 193                 assert.ok( hello.params, 'Message prototype "params"' );
 194
 195                 hello.format = 'plain';
 196                 assert.equal( hello.toString(), 'Hello <b>awesome</b> world', 'Message.toString returns the message as a string with the current "format"' );
 197
 198                 assert.equal( hello.escaped(), 'Hello &lt;b&gt;awesome&lt;/b&gt; world', 'Message.escaped returns the escaped message' );
 199                 assert.equal( hello.format, 'escaped', 'Message.escaped correctly updated the "format" property' );
 200
 201                 assert.ok( mw.messages.set( 'multiple-curly-brace', '"{{SITENAME}}" is the home of {{int:other-message}}' ), 'mw.messages.set: Register' );
 202                 assertMultipleFormats( ['multiple-curly-brace'], ['text', 'parse'], '"' + mw.config.get( 'wgSiteName') + '" is the home of Other Message', 'Curly brace format works correctly' );
 203                 assert.equal( mw.message( 'multiple-curly-brace' ).plain(), mw.messages.get( 'multiple-curly-brace' ), 'Plain format works correctly for curly brace message' );
 204                 assert.equal( mw.message( 'multiple-curly-brace' ).escaped(), mw.html.escape( '"' + mw.config.get( 'wgSiteName') + '" is the home of Other Message' ), 'Escaped format works correctly for curly brace message' );
 205
 206                 assert.ok( mw.messages.set( 'multiple-square-brackets-and-ampersand', 'Visit the [[Project:Community portal|community portal]] & [[Project:Help desk|help desk]]' ), 'mw.messages.set: Register' );
 207                 assertMultipleFormats( ['multiple-square-brackets-and-ampersand'], ['plain', 'text'], mw.messages.get( 'multiple-square-brackets-and-ampersand' ), 'Square bracket message is not processed' );
 208                 assert.equal( mw.message( 'multiple-square-brackets-and-ampersand' ).escaped(), 'Visit the [[Project:Community portal|community portal]] &amp; [[Project:Help desk|help desk]]', 'Escaped format works correctly for square bracket message' );
 209                 assert.htmlEqual( mw.message( 'multiple-square-brackets-and-ampersand' ).parse(), 'Visit the ' +
 210                         '<a title="Project:Community portal" href="/wiki/Project:Community_portal">community portal</a>' +
 211                         ' &amp; <a title="Project:Help desk" href="/wiki/Project:Help_desk">help desk</a>', 'Internal links work with parse' );
 212
 213                 assertMultipleFormats( ['mediawiki-test-version-entrypoints-index-php'], ['plain', 'text', 'escaped'], mw.messages.get( 'mediawiki-test-version-entrypoints-index-php' ), 'External link markup is unprocessed' );
 214                 assert.htmlEqual( mw.message( 'mediawiki-test-version-entrypoints-index-php' ).parse(), '<a href="https://www.mediawiki.org/wiki/Manual:index.php">index.php</a>', 'External link works correctly in parse mode' );
 215
 216                 assertMultipleFormats( ['external-link-replace', 'http://example.org/?x=y&z'], ['plain', 'text'], 'Foo [http://example.org/?x=y&z bar]', 'Parameters are substituted but external link is not processed' );
 217                 assert.equal( mw.message( 'external-link-replace', 'http://example.org/?x=y&z' ).escaped(), 'Foo [http://example.org/?x=y&amp;z bar]', 'In escaped mode, parameters are substituted and ampersand is escaped, but external link is not processed' );
 218                 assert.htmlEqual( mw.message( 'external-link-replace', 'http://example.org/?x=y&z' ).parse(), 'Foo <a href="http://example.org/?x=y&amp;z">bar</a>', 'External link with replacement works in parse mode without double-escaping' );
 219
 220                 hello.parse();
 221                 assert.equal( hello.format, 'parse', 'Message.parse correctly updated the "format" property' );
 222
 223                 hello.plain();
 224                 assert.equal( hello.format, 'plain', 'Message.plain correctly updated the "format" property' );
 225
 226                 hello.text();
 227                 assert.equal( hello.format, 'text', 'Message.text correctly updated the "format" property' );
 228
 229                 assert.strictEqual( hello.exists(), true, 'Message.exists returns true for existing messages' );
 230
 231                 goodbye = mw.message( 'goodbye' );
 232                 assert.strictEqual( goodbye.exists(), false, 'Message.exists returns false for nonexistent messages' );
 233
 234                 assertMultipleFormats( ['goodbye'], ['plain', 'text'], '<goodbye>', 'Message.toString returns <key> if key does not exist' );
 235                 // bug 30684
 236                 assertMultipleFormats( ['goodbye'], ['parse', 'escaped'], '&lt;goodbye&gt;', 'Message.toString returns properly escaped &lt;key&gt; if key does not exist' );
 237
 238                 assert.ok( mw.messages.set( 'plural-test-msg', 'There {{PLURAL:$1|is|are}} $1 {{PLURAL:$1|result|results}}' ), 'mw.messages.set: Register' );
 239                 assertMultipleFormats( ['plural-test-msg', 6], ['text', 'parse', 'escaped'], 'There are 6 results', 'plural get resolved' );
 240                 assert.equal( mw.message( 'plural-test-msg', 6 ).plain(), 'There {{PLURAL:6|is|are}} 6 {{PLURAL:6|result|results}}', 'Parameter is substituted but plural is not resolved in plain' );
 241
 242                 assert.ok( mw.messages.set( 'plural-test-msg-explicit', 'There {{plural:$1|is one car|are $1 cars|0=are no cars|12=are a dozen cars}}' ), 'mw.messages.set: Register message with explicit plural forms' );
 243                 assertMultipleFormats( ['plural-test-msg-explicit', 12], ['text', 'parse', 'escaped'], 'There are a dozen cars', 'explicit plural get resolved' );
 244
 245                 assert.ok( mw.messages.set( 'plural-test-msg-explicit-beginning', 'Basket has {{plural:$1|0=no eggs|12=a dozen eggs|6=half a dozen eggs|one egg|$1 eggs}}' ), 'mw.messages.set: Register message with explicit plural forms' );
 246                 assertMultipleFormats( ['plural-test-msg-explicit-beginning', 1], ['text', 'parse', 'escaped'], 'Basket has one egg', 'explicit plural given at beginning get resolved for singular' );
 247                 assertMultipleFormats( ['plural-test-msg-explicit-beginning', 4], ['text', 'parse', 'escaped'], 'Basket has 4 eggs', 'explicit plural given at beginning get resolved for plural' );
 248                 assertMultipleFormats( ['plural-test-msg-explicit-beginning', 6], ['text', 'parse', 'escaped'], 'Basket has half a dozen eggs', 'explicit plural given at beginning get resolved for 6' );
 249                 assertMultipleFormats( ['plural-test-msg-explicit-beginning', 0], ['text', 'parse', 'escaped'], 'Basket has no eggs', 'explicit plural given at beginning get resolved for 0' );
 250
 251                 assertMultipleFormats( ['mediawiki-test-pagetriage-del-talk-page-notify-summary'], ['plain', 'text'], mw.messages.get( 'mediawiki-test-pagetriage-del-talk-page-notify-summary' ), 'Double square brackets with no parameters unchanged' );
 252
 253                 assertMultipleFormats( ['mediawiki-test-pagetriage-del-talk-page-notify-summary', specialCharactersPageName], ['plain', 'text'], 'Notifying author of deletion nomination for [[' + specialCharactersPageName + ']]', 'Double square brackets with one parameter' );
 254
 255                 assert.equal( mw.message( 'mediawiki-test-pagetriage-del-talk-page-notify-summary', specialCharactersPageName ).escaped(), 'Notifying author of deletion nomination for [[' + mw.html.escape( specialCharactersPageName ) + ']]', 'Double square brackets with one parameter, when escaped' );
 256
 257                 assert.ok( mw.messages.set( 'mediawiki-test-categorytree-collapse-bullet', '[<b>−</b>]' ), 'mw.messages.set: Register' );
 258                 assert.equal( mw.message( 'mediawiki-test-categorytree-collapse-bullet' ).plain(), mw.messages.get( 'mediawiki-test-categorytree-collapse-bullet' ), 'Single square brackets unchanged in plain mode' );
 259
 260                 assert.ok( mw.messages.set( 'mediawiki-test-wikieditor-toolbar-help-content-signature-result', '<a href=\'#\' title=\'{{#special:mypage}}\'>Username</a> (<a href=\'#\' title=\'{{#special:mytalk}}\'>talk</a>)' ), 'mw.messages.set: Register' );
 261                 assert.equal( mw.message( 'mediawiki-test-wikieditor-toolbar-help-content-signature-result' ).plain(), mw.messages.get( 'mediawiki-test-wikieditor-toolbar-help-content-signature-result' ), 'HTML message with curly braces is not changed in plain mode' );
 262
 263                 assertMultipleFormats( ['gender-plural-msg', 'male', 1], ['text', 'parse', 'escaped'], 'he is awesome', 'Gender and plural are resolved' );
 264                 assert.equal( mw.message( 'gender-plural-msg', 'male', 1 ).plain(), '{{GENDER:male|he|she|they}} {{PLURAL:1|is|are}} awesome', 'Parameters are substituted, but gender and plural are not resolved in plain mode' );
 265
 266                 assert.equal( mw.message( 'grammar-msg' ).plain(), mw.messages.get( 'grammar-msg' ), 'Grammar is not resolved in plain mode' );
 267                 assertMultipleFormats( ['grammar-msg'], ['text', 'parse'], 'Przeszukaj ' + mw.config.get( 'wgSiteName' ), 'Grammar is resolved' );
 268                 assert.equal( mw.message( 'grammar-msg' ).escaped(), 'Przeszukaj ' + mw.html.escape( mw.config.get( 'wgSiteName' ) ), 'Grammar is resolved in escaped mode' );
 269
 270                 assertMultipleFormats( ['formatnum-msg', '987654321.654321'], ['text', 'parse', 'escaped'], '987,654,321.654', 'formatnum is resolved' );
 271                 assert.equal( mw.message( 'formatnum-msg' ).plain(), mw.messages.get( 'formatnum-msg' ), 'formatnum is not resolved in plain mode' );
 272
 273                 assertMultipleFormats( ['int-msg'], ['text', 'parse', 'escaped'], 'Some Other Message', 'int is resolved' );
 274                 assert.equal( mw.message( 'int-msg' ).plain(), mw.messages.get( 'int-msg' ), 'int is not resolved in plain mode' );
 275
 276                 assert.ok( mw.messages.set( 'mediawiki-italics-msg', '<i>Very</i> important' ), 'mw.messages.set: Register' );
 277                 assertMultipleFormats( ['mediawiki-italics-msg'], ['plain', 'text', 'parse'], mw.messages.get( 'mediawiki-italics-msg' ), 'Simple italics unchanged' );
 278                 assert.htmlEqual(
 279                         mw.message( 'mediawiki-italics-msg' ).escaped(),
 280                         '&lt;i&gt;Very&lt;/i&gt; important',
 281                         'Italics are escaped in escaped mode'
 282                 );
 283
 284                 assert.ok( mw.messages.set( 'mediawiki-italics-with-link', 'An <i>italicized [[link|wiki-link]]</i>' ), 'mw.messages.set: Register' );
 285                 assertMultipleFormats( ['mediawiki-italics-with-link'], ['plain', 'text'], mw.messages.get( 'mediawiki-italics-with-link' ), 'Italics with link unchanged' );
 286                 assert.htmlEqual(
 287                         mw.message( 'mediawiki-italics-with-link' ).escaped(),
 288                         'An &lt;i&gt;italicized [[link|wiki-link]]&lt;/i&gt;',
 289                         'Italics and link unchanged except for escaping in escaped mode'
 290                 );
 291                 assert.htmlEqual(
 292                         mw.message( 'mediawiki-italics-with-link' ).parse(),
 293                         'An <i>italicized <a title="link" href="' + mw.util.getUrl( 'link' ) + '">wiki-link</i>',
 294                         'Italics with link inside in parse mode'
 295                 );
 296
 297                 assert.ok( mw.messages.set( 'mediawiki-script-msg', '<script  >alert( "Who put this script here?" );</script>' ), 'mw.messages.set: Register' );
 298                 assertMultipleFormats( ['mediawiki-script-msg'], ['plain', 'text'], mw.messages.get( 'mediawiki-script-msg' ), 'Script unchanged' );
 299                 assert.htmlEqual(
 300                         mw.message( 'mediawiki-script-msg' ).escaped(),
 301                         '&lt;script  &gt;alert( "Who put this script here?" );&lt;/script&gt;',
 302                         'Script escaped when using escaped format'
 303                 );
 304                 assert.htmlEqual(
 305                         mw.message( 'mediawiki-script-msg' ).parse(),
 306                         '&lt;script  &gt;alert( "Who put this script here?" );&lt;/script&gt;',
 307                         'Script escaped when using parse format'
 308                 );
 309
 310         } );
 311
 312         QUnit.test( 'mw.msg', 14, function ( assert ) {
 313                 assert.ok( mw.messages.set( 'hello', 'Hello <b>awesome</b> world' ), 'mw.messages.set: Register' );
 314                 assert.equal( mw.msg( 'hello' ), 'Hello <b>awesome</b> world', 'Gets message with default options (existing message)' );
 315                 assert.equal( mw.msg( 'goodbye' ), '<goodbye>', 'Gets message with default options (nonexistent message)' );
 316
 317                 assert.ok( mw.messages.set( 'plural-item', 'Found $1 {{PLURAL:$1|item|items}}' ), 'mw.messages.set: Register' );
 318                 assert.equal( mw.msg( 'plural-item', 5 ), 'Found 5 items', 'Apply plural for count 5' );
 319                 assert.equal( mw.msg( 'plural-item', 0 ), 'Found 0 items', 'Apply plural for count 0' );
 320                 assert.equal( mw.msg( 'plural-item', 1 ), 'Found 1 item', 'Apply plural for count 1' );
 321
 322                 assert.equal( mw.msg( 'mediawiki-test-pagetriage-del-talk-page-notify-summary', specialCharactersPageName ), 'Notifying author of deletion nomination for [[' + specialCharactersPageName + ']]', 'Double square brackets in mw.msg one parameter' );
 323
 324                 assert.equal( mw.msg( 'gender-plural-msg', 'male', 1 ), 'he is awesome', 'Gender test for male, plural count 1' );
 325                 assert.equal( mw.msg( 'gender-plural-msg', 'female', '1' ), 'she is awesome', 'Gender test for female, plural count 1' );
 326                 assert.equal( mw.msg( 'gender-plural-msg', 'unknown', 10 ), 'they are awesome', 'Gender test for neutral, plural count 10' );
 327
 328                 assert.equal( mw.msg( 'grammar-msg' ), 'Przeszukaj ' + mw.config.get( 'wgSiteName' ), 'Grammar is resolved' );
 329
 330                 assert.equal( mw.msg( 'formatnum-msg', '987654321.654321' ), '987,654,321.654', 'formatnum is resolved' );
 331
 332                 assert.equal( mw.msg( 'int-msg' ), 'Some Other Message', 'int is resolved' );
 333         } );
 334
 335         /**
 336          * The sync style load test (for @import). This is, in a way, also an open bug for
 337          * ResourceLoader ("execute js after styles are loaded"), but browsers don't offer a
 338          * way to get a callback from when a stylesheet is loaded (that is, including any
 339          * @import rules inside). To work around this, we'll have a little time loop to check
 340          * if the styles apply.
 341          * Note: This test originally used new Image() and onerror to get a callback
 342          * when the url is loaded, but that is fragile since it doesn't monitor the
 343          * same request as the css @import, and Safari 4 has issues with
 344          * onerror/onload not being fired at all in weird cases like this.
 345          */
 346         function assertStyleAsync( assert, $element, prop, val, fn ) {
 347                 var styleTestStart,
 348                         el = $element.get( 0 ),
 349                         styleTestTimeout = ( QUnit.config.testTimeout || 5000 ) - 200;
 350
 351                 function isCssImportApplied() {
 352                         // Trigger reflow, repaint, redraw, whatever (cross-browser)
 353                         var x = $element.css( 'height' );
 354                         x = el.innerHTML;
 355                         el.className = el.className;
 356                         x = document.documentElement.clientHeight;
 357
 358                         return $element.css( prop ) === val;
 359                 }
 360
 361                 function styleTestLoop() {
 362                         var styleTestSince = new Date().getTime() - styleTestStart;
 363                         // If it is passing or if we timed out, run the real test and stop the loop
 364                         if ( isCssImportApplied() || styleTestSince > styleTestTimeout ) {
 365                                 assert.equal( $element.css( prop ), val,
 366                                         'style "' + prop + ': ' + val + '" from url is applied (after ' + styleTestSince + 'ms)'
 367                                 );
 368
 369                                 if ( fn ) {
 370                                         fn();
 371                                 }
 372
 373                                 return;
 374                         }
 375                         // Otherwise, keep polling
 376                         setTimeout( styleTestLoop, 150 );
 377                 }
 378
 379                 // Start the loop
 380                 styleTestStart = new Date().getTime();
 381                 styleTestLoop();
 382         }
 383
 384         function urlStyleTest( selector, prop, val ) {
 385                 return QUnit.fixurl(
 386                         mw.config.get( 'wgScriptPath' ) +
 387                                 '/tests/qunit/data/styleTest.css.php?' +
 388                                 $.param( {
 389                                         selector: selector,
 390                                         prop: prop,
 391                                         val: val
 392                                 } )
 393                 );
 394         }
 395
 396         QUnit.asyncTest( 'mw.loader', 2, function ( assert ) {
 397                 var isAwesomeDone;
 398
 399                 mw.loader.testCallback = function () {
 400                         QUnit.start();
 401                         assert.strictEqual( isAwesomeDone, undefined, 'Implementing module is.awesome: isAwesomeDone should still be undefined' );
 402                         isAwesomeDone = true;
 403                 };
 404
 405                 mw.loader.implement( 'test.callback', [QUnit.fixurl( mw.config.get( 'wgScriptPath' ) + '/tests/qunit/data/callMwLoaderTestCallback.js' )], {}, {} );
 406
 407                 mw.loader.using( 'test.callback', function () {
 408
 409                         // /sample/awesome.js declares the "mw.loader.testCallback" function
 410                         // which contains a call to start() and ok()
 411                         assert.strictEqual( isAwesomeDone, true, 'test.callback module should\'ve caused isAwesomeDone to be true' );
 412                         delete mw.loader.testCallback;
 413
 414                 }, function () {
 415                         QUnit.start();
 416                         assert.ok( false, 'Error callback fired while loader.using "test.callback" module' );
 417                 } );
 418         } );
 419
 420         QUnit.asyncTest( 'mw.loader with Object method as module name', 2, function ( assert ) {
 421                 var isAwesomeDone;
 422
 423                 mw.loader.testCallback = function () {
 424                         QUnit.start();
 425                         assert.strictEqual( isAwesomeDone, undefined, 'Implementing module hasOwnProperty: isAwesomeDone should still be undefined' );
 426                         isAwesomeDone = true;
 427                 };
 428
 429                 mw.loader.implement( 'hasOwnProperty', [QUnit.fixurl( mw.config.get( 'wgScriptPath' ) + '/tests/qunit/data/callMwLoaderTestCallback.js' )], {}, {} );
 430
 431                 mw.loader.using( 'hasOwnProperty', function () {
 432
 433                         // /sample/awesome.js declares the "mw.loader.testCallback" function
 434                         // which contains a call to start() and ok()
 435                         assert.strictEqual( isAwesomeDone, true, 'hasOwnProperty module should\'ve caused isAwesomeDone to be true' );
 436                         delete mw.loader.testCallback;
 437
 438                 }, function () {
 439                         QUnit.start();
 440                         assert.ok( false, 'Error callback fired while loader.using "hasOwnProperty" module' );
 441                 } );
 442         } );
 443
 444         QUnit.asyncTest( 'mw.loader.using( .. ).promise', 2, function ( assert ) {
 445                 var isAwesomeDone;
 446
 447                 mw.loader.testCallback = function () {
 448                         QUnit.start();
 449                         assert.strictEqual( isAwesomeDone, undefined, 'Implementing module is.awesome: isAwesomeDone should still be undefined' );
 450                         isAwesomeDone = true;
 451                 };
 452
 453                 mw.loader.implement( 'test.promise', [QUnit.fixurl( mw.config.get( 'wgScriptPath' ) + '/tests/qunit/data/callMwLoaderTestCallback.js' )], {}, {} );
 454
 455                 mw.loader.using( 'test.promise' )
 456                 .done( function () {
 457
 458                         // /sample/awesome.js declares the "mw.loader.testCallback" function
 459                         // which contains a call to start() and ok()
 460                         assert.strictEqual( isAwesomeDone, true, 'test.promise module should\'ve caused isAwesomeDone to be true' );
 461                         delete mw.loader.testCallback;
 462
 463                 } )
 464                 .fail( function () {
 465                         QUnit.start();
 466                         assert.ok( false, 'Error callback fired while loader.using "test.promise" module' );
 467                 } );
 468         } );
 469
 470         QUnit.asyncTest( 'mw.loader.implement( styles={ "css": [text, ..] } )', 2, function ( assert ) {
 471                 var $element = $( '<div class="mw-test-implement-a"></div>' ).appendTo( '#qunit-fixture' );
 472
 473                 assert.notEqual(
 474                         $element.css( 'float' ),
 475                         'right',
 476                         'style is clear'
 477                 );
 478
 479                 mw.loader.implement(
 480                         'test.implement.a',
 481                         function () {
 482                                 assert.equal(
 483                                         $element.css( 'float' ),
 484                                         'right',
 485                                         'style is applied'
 486                                 );
 487                                 QUnit.start();
 488                         },
 489                         {
 490                                 'all': '.mw-test-implement-a { float: right; }'
 491                         },
 492                         {}
 493                 );
 494
 495                 mw.loader.load( [
 496                         'test.implement.a'
 497                 ] );
 498         } );
 499
 500         QUnit.asyncTest( 'mw.loader.implement( styles={ "url": { <media>: [url, ..] } } )', 7, function ( assert ) {
 501                 var $element1 = $( '<div class="mw-test-implement-b1"></div>' ).appendTo( '#qunit-fixture' ),
 502                         $element2 = $( '<div class="mw-test-implement-b2"></div>' ).appendTo( '#qunit-fixture' ),
 503                         $element3 = $( '<div class="mw-test-implement-b3"></div>' ).appendTo( '#qunit-fixture' );
 504
 505                 assert.notEqual(
 506                         $element1.css( 'text-align' ),
 507                         'center',
 508                         'style is clear'
 509                 );
 510                 assert.notEqual(
 511                         $element2.css( 'float' ),
 512                         'left',
 513                         'style is clear'
 514                 );
 515                 assert.notEqual(
 516                         $element3.css( 'text-align' ),
 517                         'right',
 518                         'style is clear'
 519                 );
 520
 521                 mw.loader.implement(
 522                         'test.implement.b',
 523                         function () {
 524                                 // Note: QUnit.start() must only be called when the entire test is
 525                                 // complete. So, make sure that we don't start until *both*
 526                                 // assertStyleAsync calls have completed.
 527                                 var pending = 2;
 528                                 assertStyleAsync( assert, $element2, 'float', 'left', function () {
 529                                         assert.notEqual( $element1.css( 'text-align' ), 'center', 'print style is not applied' );
 530
 531                                         pending--;
 532                                         if ( pending === 0 ) {
 533                                                 QUnit.start();
 534                                         }
 535                                 } );
 536                                 assertStyleAsync( assert, $element3, 'float', 'right', function () {
 537                                         assert.notEqual( $element1.css( 'text-align' ), 'center', 'print style is not applied' );
 538
 539                                         pending--;
 540                                         if ( pending === 0 ) {
 541                                                 QUnit.start();
 542                                         }
 543                                 } );
 544                         },
 545                         {
 546                                 'url': {
 547                                         'print': [urlStyleTest( '.mw-test-implement-b1', 'text-align', 'center' )],
 548                                         'screen': [
 549                                                 // bug 40834: Make sure it actually works with more than 1 stylesheet reference
 550                                                 urlStyleTest( '.mw-test-implement-b2', 'float', 'left' ),
 551                                                 urlStyleTest( '.mw-test-implement-b3', 'float', 'right' )
 552                                         ]
 553                                 }
 554                         },
 555                         {}
 556                 );
 557
 558                 mw.loader.load( [
 559                         'test.implement.b'
 560                 ] );
 561         } );
 562
 563         // Backwards compatibility
 564         QUnit.asyncTest( 'mw.loader.implement( styles={ <media>: text } ) (back-compat)', 2, function ( assert ) {
 565                 var $element = $( '<div class="mw-test-implement-c"></div>' ).appendTo( '#qunit-fixture' );
 566
 567                 assert.notEqual(
 568                         $element.css( 'float' ),
 569                         'right',
 570                         'style is clear'
 571                 );
 572
 573                 mw.loader.implement(
 574                         'test.implement.c',
 575                         function () {
 576                                 assert.equal(
 577                                         $element.css( 'float' ),
 578                                         'right',
 579                                         'style is applied'
 580                                 );
 581                                 QUnit.start();
 582                         },
 583                         {
 584                                 'all': '.mw-test-implement-c { float: right; }'
 585                         },
 586                         {}
 587                 );
 588
 589                 mw.loader.load( [
 590                         'test.implement.c'
 591                 ] );
 592         } );
 593
 594         // Backwards compatibility
 595         QUnit.asyncTest( 'mw.loader.implement( styles={ <media>: [url, ..] } ) (back-compat)', 4, function ( assert ) {
 596                 var $element = $( '<div class="mw-test-implement-d"></div>' ).appendTo( '#qunit-fixture' ),
 597                         $element2 = $( '<div class="mw-test-implement-d2"></div>' ).appendTo( '#qunit-fixture' );
 598
 599                 assert.notEqual(
 600                         $element.css( 'float' ),
 601                         'right',
 602                         'style is clear'
 603                 );
 604                 assert.notEqual(
 605                         $element2.css( 'text-align' ),
 606                         'center',
 607                         'style is clear'
 608                 );
 609
 610                 mw.loader.implement(
 611                         'test.implement.d',
 612                         function () {
 613                                 assertStyleAsync( assert, $element, 'float', 'right', function () {
 614
 615                                         assert.notEqual( $element2.css( 'text-align' ), 'center', 'print style is not applied (bug 40500)' );
 616
 617                                         QUnit.start();
 618                                 } );
 619                         },
 620                         {
 621                                 'all': [urlStyleTest( '.mw-test-implement-d', 'float', 'right' )],
 622                                 'print': [urlStyleTest( '.mw-test-implement-d2', 'text-align', 'center' )]
 623                         },
 624                         {}
 625                 );
 626
 627                 mw.loader.load( [
 628                         'test.implement.d'
 629                 ] );
 630         } );
 631
 632         // @import (bug 31676)
 633         QUnit.asyncTest( 'mw.loader.implement( styles has @import)', 5, function ( assert ) {
 634                 var isJsExecuted, $element;
 635
 636                 mw.loader.implement(
 637                         'test.implement.import',
 638                         function () {
 639                                 assert.strictEqual( isJsExecuted, undefined, 'javascript not executed multiple times' );
 640                                 isJsExecuted = true;
 641
 642                                 assert.equal( mw.loader.getState( 'test.implement.import' ), 'ready', 'module state is "ready" while implement() is executing javascript' );
 643
 644                                 $element = $( '<div class="mw-test-implement-import">Foo bar</div>' ).appendTo( '#qunit-fixture' );
 645
 646                                 assert.equal( mw.msg( 'test-foobar' ), 'Hello Foobar, $1!', 'Messages are loaded before javascript execution' );
 647
 648                                 assertStyleAsync( assert, $element, 'float', 'right', function () {
 649                                         assert.equal( $element.css( 'text-align' ), 'center',
 650                                                 'CSS styles after the @import rule are working'
 651                                         );
 652
 653                                         QUnit.start();
 654                                 } );
 655                         },
 656                         {
 657                                 'css': [
 658                                         '@import url(\''
 659                                                 + urlStyleTest( '.mw-test-implement-import', 'float', 'right' )
 660                                                 + '\');\n'
 661                                                 + '.mw-test-implement-import { text-align: center; }'
 662                                 ]
 663                         },
 664                         {
 665                                 'test-foobar': 'Hello Foobar, $1!'
 666                         }
 667                 );
 668
 669                 mw.loader.load( 'test.implement' );
 670
 671         } );
 672
 673         QUnit.test( 'mw.loader.implement( only scripts )', 1, function ( assert ) {
 674                 mw.loader.implement( 'test.onlyscripts', function () {} );
 675                 assert.strictEqual( mw.loader.getState( 'test.onlyscripts' ), 'ready' );
 676         } );
 677
 678         QUnit.asyncTest( 'mw.loader.implement( only messages )', 2, function ( assert ) {
 679                 assert.assertFalse( mw.messages.exists( 'bug_29107' ), 'Verify that the test message doesn\'t exist yet' );
 680
 681                 mw.loader.implement( 'test.implement.msgs', [], {}, { 'bug_29107': 'loaded' } );
 682                 mw.loader.using( 'test.implement.msgs', function () {
 683                         QUnit.start();
 684                         assert.ok( mw.messages.exists( 'bug_29107' ), 'Bug 29107: messages-only module should implement ok' );
 685                 }, function () {
 686                         QUnit.start();
 687                         assert.ok( false, 'Error callback fired while implementing "test.implement.msgs" module' );
 688                 } );
 689         } );
 690
 691         QUnit.test( 'mw.loader erroneous indirect dependency', 3, function ( assert ) {
 692                 mw.loader.register( [
 693                         ['test.module1', '0'],
 694                         ['test.module2', '0', ['test.module1']],
 695                         ['test.module3', '0', ['test.module2']]
 696                 ] );
 697                 mw.loader.implement( 'test.module1', function () {
 698                         throw new Error( 'expected' );
 699                 }, {}, {} );
 700                 assert.strictEqual( mw.loader.getState( 'test.module1' ), 'error', 'Expected "error" state for test.module1' );
 701                 assert.strictEqual( mw.loader.getState( 'test.module2' ), 'error', 'Expected "error" state for test.module2' );
 702                 assert.strictEqual( mw.loader.getState( 'test.module3' ), 'error', 'Expected "error" state for test.module3' );
 703         } );
 704
 705         QUnit.test( 'mw.loader out-of-order implementation', 9, function ( assert ) {
 706                 mw.loader.register( [
 707                         ['test.module4', '0'],
 708                         ['test.module5', '0', ['test.module4']],
 709                         ['test.module6', '0', ['test.module5']]
 710                 ] );
 711                 mw.loader.implement( 'test.module4', function () {
 712                 }, {}, {} );
 713                 assert.strictEqual( mw.loader.getState( 'test.module4' ), 'ready', 'Expected "ready" state for test.module4' );
 714                 assert.strictEqual( mw.loader.getState( 'test.module5' ), 'registered', 'Expected "registered" state for test.module5' );
 715                 assert.strictEqual( mw.loader.getState( 'test.module6' ), 'registered', 'Expected "registered" state for test.module6' );
 716                 mw.loader.implement( 'test.module6', function () {
 717                 }, {}, {} );
 718                 assert.strictEqual( mw.loader.getState( 'test.module4' ), 'ready', 'Expected "ready" state for test.module4' );
 719                 assert.strictEqual( mw.loader.getState( 'test.module5' ), 'registered', 'Expected "registered" state for test.module5' );
 720                 assert.strictEqual( mw.loader.getState( 'test.module6' ), 'loaded', 'Expected "loaded" state for test.module6' );
 721                 mw.loader.implement( 'test.module5', function () {
 722                 }, {}, {} );
 723                 assert.strictEqual( mw.loader.getState( 'test.module4' ), 'ready', 'Expected "ready" state for test.module4' );
 724                 assert.strictEqual( mw.loader.getState( 'test.module5' ), 'ready', 'Expected "ready" state for test.module5' );
 725                 assert.strictEqual( mw.loader.getState( 'test.module6' ), 'ready', 'Expected "ready" state for test.module6' );
 726         } );
 727
 728         QUnit.test( 'mw.loader missing dependency', 13, function ( assert ) {
 729                 mw.loader.register( [
 730                         ['test.module7', '0'],
 731                         ['test.module8', '0', ['test.module7']],
 732                         ['test.module9', '0', ['test.module8']]
 733                 ] );
 734                 mw.loader.implement( 'test.module8', function () {
 735                 }, {}, {} );
 736                 assert.strictEqual( mw.loader.getState( 'test.module7' ), 'registered', 'Expected "registered" state for test.module7' );
 737                 assert.strictEqual( mw.loader.getState( 'test.module8' ), 'loaded', 'Expected "loaded" state for test.module8' );
 738                 assert.strictEqual( mw.loader.getState( 'test.module9' ), 'registered', 'Expected "registered" state for test.module9' );
 739                 mw.loader.state( 'test.module7', 'missing' );
 740                 assert.strictEqual( mw.loader.getState( 'test.module7' ), 'missing', 'Expected "missing" state for test.module7' );
 741                 assert.strictEqual( mw.loader.getState( 'test.module8' ), 'error', 'Expected "error" state for test.module8' );
 742                 assert.strictEqual( mw.loader.getState( 'test.module9' ), 'error', 'Expected "error" state for test.module9' );
 743                 mw.loader.implement( 'test.module9', function () {
 744                 }, {}, {} );
 745                 assert.strictEqual( mw.loader.getState( 'test.module7' ), 'missing', 'Expected "missing" state for test.module7' );
 746                 assert.strictEqual( mw.loader.getState( 'test.module8' ), 'error', 'Expected "error" state for test.module8' );
 747                 assert.strictEqual( mw.loader.getState( 'test.module9' ), 'error', 'Expected "error" state for test.module9' );
 748                 mw.loader.using(
 749                         ['test.module7'],
 750                         function () {
 751                                 assert.ok( false, 'Success fired despite missing dependency' );
 752                                 assert.ok( true, 'QUnit expected() count dummy' );
 753                         },
 754                         function ( e, dependencies ) {
 755                                 assert.strictEqual( $.isArray( dependencies ), true, 'Expected array of dependencies' );
 756                                 assert.deepEqual( dependencies, ['test.module7'], 'Error callback called with module test.module7' );
 757                         }
 758                 );
 759                 mw.loader.using(
 760                         ['test.module9'],
 761                         function () {
 762                                 assert.ok( false, 'Success fired despite missing dependency' );
 763                                 assert.ok( true, 'QUnit expected() count dummy' );
 764                         },
 765                         function ( e, dependencies ) {
 766                                 assert.strictEqual( $.isArray( dependencies ), true, 'Expected array of dependencies' );
 767                                 dependencies.sort();
 768                                 assert.deepEqual(
 769                                         dependencies,
 770                                         ['test.module7', 'test.module8', 'test.module9'],
 771                                         'Error callback called with all three modules as dependencies'
 772                                 );
 773                         }
 774                 );
 775         } );
 776
 777         QUnit.asyncTest( 'mw.loader dependency handling', 5, function ( assert ) {
 778                 mw.loader.register( [
 779                         // [module, version, dependencies, group, source]
 780                         ['testMissing', '1', [], null, 'testloader'],
 781                         ['testUsesMissing', '1', ['testMissing'], null, 'testloader'],
 782                         ['testUsesNestedMissing', '1', ['testUsesMissing'], null, 'testloader']
 783                 ] );
 784
 785                 function verifyModuleStates() {
 786                         assert.equal( mw.loader.getState( 'testMissing' ), 'missing', 'Module not known to server must have state "missing"' );
 787                         assert.equal( mw.loader.getState( 'testUsesMissing' ), 'error', 'Module with missing dependency must have state "error"' );
 788                         assert.equal( mw.loader.getState( 'testUsesNestedMissing' ), 'error', 'Module with indirect missing dependency must have state "error"' );
 789                 }
 790
 791                 mw.loader.using( ['testUsesNestedMissing'],
 792                         function () {
 793                                 assert.ok( false, 'Error handler should be invoked.' );
 794                                 assert.ok( true ); // Dummy to reach QUnit expect()
 795
 796                                 verifyModuleStates();
 797
 798                                 QUnit.start();
 799                         },
 800                         function ( e, badmodules ) {
 801                                 assert.ok( true, 'Error handler should be invoked.' );
 802                                 // As soon as server spits out state('testMissing', 'missing');
 803                                 // it will bubble up and trigger the error callback.
 804                                 // Therefor the badmodules array is not testUsesMissing or testUsesNestedMissing.
 805                                 assert.deepEqual( badmodules, ['testMissing'], 'Bad modules as expected.' );
 806
 807                                 verifyModuleStates();
 808
 809                                 QUnit.start();
 810                         }
 811                 );
 812         } );
 813
 814         QUnit.asyncTest( 'mw.loader skin-function handling', 5, function ( assert ) {
 815                 mw.loader.register( [
 816                         // [module, version, dependencies, group, source, skip]
 817                         ['testSkipped', '1', [], null, 'testloader', 'return true;'],
 818                         ['testNotSkipped', '1', [], null, 'testloader', 'return false;'],
 819                         ['testUsesSkippable', '1', ['testSkipped', 'testNotSkipped'], null, 'testloader']
 820                 ] );
 821
 822                 function verifyModuleStates() {
 823                         assert.equal( mw.loader.getState( 'testSkipped' ), 'ready', 'Module is ready when skipped' );
 824                         assert.equal( mw.loader.getState( 'testNotSkipped' ), 'ready', 'Module is ready when not skipped but loaded' );
 825                         assert.equal( mw.loader.getState( 'testUsesSkippable' ), 'ready', 'Module is ready when skippable dependencies are ready' );
 826                 }
 827
 828                 mw.loader.using( ['testUsesSkippable'],
 829                         function () {
 830                                 assert.ok( true, 'Success handler should be invoked.' );
 831                                 assert.ok( true ); // Dummy to match error handler and reach QUnit expect()
 832
 833                                 verifyModuleStates();
 834
 835                                 QUnit.start();
 836                         },
 837                         function ( e, badmodules ) {
 838                                 assert.ok( false, 'Error handler should not be invoked.' );
 839                                 assert.deepEqual( badmodules, [], 'Bad modules as expected.' );
 840
 841                                 verifyModuleStates();
 842
 843                                 QUnit.start();
 844                         }
 845                 );
 846         } );
 847
 848         QUnit.asyncTest( 'mw.loader( "//protocol-relative" ) (bug 30825)', 2, function ( assert ) {
 849                 // This bug was actually already fixed in 1.18 and later when discovered in 1.17.
 850                 // Test is for regressions!
 851
 852                 // Forge an URL to the test callback script
 853                 var target = QUnit.fixurl(
 854                         mw.config.get( 'wgServer' ) + mw.config.get( 'wgScriptPath' ) + '/tests/qunit/data/qunitOkCall.js'
 855                 );
 856
 857                 // Confirm that mw.loader.load() works with protocol-relative URLs
 858                 target = target.replace( /https?:/, '' );
 859
 860                 assert.equal( target.slice( 0, 2 ), '//',
 861                         'URL must be relative to test relative URLs!'
 862                 );
 863
 864                 // Async!
 865                 // The target calls QUnit.start
 866                 mw.loader.load( target );
 867         } );
 868
 869         QUnit.test( 'mw.html', 13, function ( assert ) {
 870                 assert.throws( function () {
 871                         mw.html.escape();
 872                 }, TypeError, 'html.escape throws a TypeError if argument given is not a string' );
 873
 874                 assert.equal( mw.html.escape( '<mw awesome="awesome" value=\'test\' />' ),
 875                         '&lt;mw awesome=&quot;awesome&quot; value=&#039;test&#039; /&gt;', 'escape() escapes special characters to html entities' );
 876
 877                 assert.equal( mw.html.element(),
 878                         '<undefined/>', 'element() always returns a valid html string (even without arguments)' );
 879
 880                 assert.equal( mw.html.element( 'div' ), '<div/>', 'element() Plain DIV (simple)' );
 881
 882                 assert.equal( mw.html.element( 'div', {}, '' ), '<div></div>', 'element() Basic DIV (simple)' );
 883
 884                 assert.equal(
 885                         mw.html.element(
 886                                 'div', {
 887                                         id: 'foobar'
 888                                 }
 889                         ),
 890                         '<div id="foobar"/>',
 891                         'html.element DIV (attribs)' );
 892
 893                 assert.equal( mw.html.element( 'p', null, 12 ), '<p>12</p>', 'Numbers are valid content and should be casted to a string' );
 894
 895                 assert.equal( mw.html.element( 'p', { title: 12 }, '' ), '<p title="12"></p>', 'Numbers are valid attribute values' );
 896
 897                 // Example from https://www.mediawiki.org/wiki/ResourceLoader/Default_modules#mediaWiki.html
 898                 assert.equal(
 899                         mw.html.element(
 900                                 'div',
 901                                 {},
 902                                 new mw.html.Raw(
 903                                         mw.html.element( 'img', { src: '<' } )
 904                                 )
 905                         ),
 906                         '<div><img src="&lt;"/></div>',
 907                         'Raw inclusion of another element'
 908                 );
 909
 910                 assert.equal(
 911                         mw.html.element(
 912                                 'option', {
 913                                         selected: true
 914                                 }, 'Foo'
 915                         ),
 916                         '<option selected="selected">Foo</option>',
 917                         'Attributes may have boolean values. True copies the attribute name to the value.'
 918                 );
 919
 920                 assert.equal(
 921                         mw.html.element(
 922                                 'option', {
 923                                         value: 'foo',
 924                                         selected: false
 925                                 }, 'Foo'
 926                         ),
 927                         '<option value="foo">Foo</option>',
 928                         'Attributes may have boolean values. False keeps the attribute from output.'
 929                 );
 930
 931                 assert.equal( mw.html.element( 'div',
 932                         null, 'a' ),
 933                         '<div>a</div>',
 934                         'html.element DIV (content)' );
 935
 936                 assert.equal( mw.html.element( 'a',
 937                         { href: 'http://mediawiki.org/w/index.php?title=RL&action=history' }, 'a' ),
 938                         '<a href="http://mediawiki.org/w/index.php?title=RL&amp;action=history">a</a>',
 939                         'html.element DIV (attribs + content)' );
 940
 941         } );
 942
 943         QUnit.test( 'mw.hook', 13, function ( assert ) {
 944                 var hook, add, fire, chars, callback;
 945
 946                 mw.hook( 'test.hook.unfired' ).add( function () {
 947                         assert.ok( false, 'Unfired hook' );
 948                 } );
 949
 950                 mw.hook( 'test.hook.basic' ).add( function () {
 951                         assert.ok( true, 'Basic callback' );
 952                 } );
 953                 mw.hook( 'test.hook.basic' ).fire();
 954
 955                 mw.hook( 'hasOwnProperty' ).add( function () {
 956                         assert.ok( true, 'hook with name of predefined method' );
 957                 } );
 958                 mw.hook( 'hasOwnProperty' ).fire();
 959
 960                 mw.hook( 'test.hook.data' ).add( function ( data1, data2 ) {
 961                         assert.equal( data1, 'example', 'Fire with data (string param)' );
 962                         assert.deepEqual( data2, ['two'], 'Fire with data (array param)' );
 963                 } );
 964                 mw.hook( 'test.hook.data' ).fire( 'example', ['two'] );
 965
 966                 hook = mw.hook( 'test.hook.chainable' );
 967                 assert.strictEqual( hook.add(), hook, 'hook.add is chainable' );
 968                 assert.strictEqual( hook.remove(), hook, 'hook.remove is chainable' );
 969                 assert.strictEqual( hook.fire(), hook, 'hook.fire is chainable' );
 970
 971                 hook = mw.hook( 'test.hook.detach' );
 972                 add = hook.add;
 973                 fire = hook.fire;
 974                 add( function ( x, y ) {
 975                         assert.deepEqual( [x, y], ['x', 'y'], 'Detached (contextless) with data' );
 976                 } );
 977                 fire( 'x', 'y' );
 978
 979                 mw.hook( 'test.hook.fireBefore' ).fire().add( function () {
 980                         assert.ok( true, 'Invoke handler right away if it was fired before' );
 981                 } );
 982
 983                 mw.hook( 'test.hook.fireTwiceBefore' ).fire().fire().add( function () {
 984                         assert.ok( true, 'Invoke handler right away if it was fired before (only last one)' );
 985                 } );
 986
 987                 chars = [];
 988
 989                 mw.hook( 'test.hook.many' )
 990                         .add( function ( chr ) {
 991                                 chars.push( chr );
 992                         } )
 993                         .fire( 'x' ).fire( 'y' ).fire( 'z' )
 994                         .add( function ( chr ) {
 995                                 assert.equal( chr, 'z', 'Adding callback later invokes right away with last data' );
 996                         } );
 997
 998                 assert.deepEqual( chars, ['x', 'y', 'z'], 'Multiple callbacks with multiple fires' );
 999
1000                 chars = [];
1001                 callback = function ( chr ) {
1002                         chars.push( chr );
1003                 };
1004
1005                 mw.hook( 'test.hook.variadic' )
1006                         .add(
1007                                 callback,
1008                                 callback,
1009                                 function ( chr ) {
1010                                         chars.push( chr );
1011                                 },
1012                                 callback
1013                         )
1014                         .fire( 'x' )
1015                         .remove(
1016                                 function () {
1017                                         'not-added';
1018                                 },
1019                                 callback
1020                         )
1021                         .fire( 'y' )
1022                         .remove( callback )
1023                         .fire( 'z' );
1024
1025                 assert.deepEqual(
1026                         chars,
1027                         ['x', 'x', 'x', 'x', 'y', 'z'],
1028                         '"add" and "remove" support variadic arguments. ' +
1029                                 '"add" does not filter unique. ' +
1030                                 '"remove" removes all equal by reference. ' +
1031                                 '"remove" is silent if the function is not found'
1032                 );
1033         } );
1034
1035 }( mediaWiki, jQuery ) );