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

   1 ( function () {
   2         /* eslint-disable camelcase */
   3         var repeat = function ( input, multiplier ) {
   4                         return new Array( multiplier + 1 ).join( input );
   5                 },
   6                 // See also TitleTest.php#testSecureAndSplit
   7                 cases = {
   8                         valid: [
   9                                 'Sandbox',
  10                                 'A "B"',
  11                                 'A \'B\'',
  12                                 '.com',
  13                                 '~',
  14                                 '"',
  15                                 '\'',
  16                                 'Talk:Sandbox',
  17                                 'Talk:Foo:Sandbox',
  18                                 'File:Example.svg',
  19                                 'File_talk:Example.svg',
  20                                 'Foo/.../Sandbox',
  21                                 'Sandbox/...',
  22                                 'A~~',
  23                                 ':A',
  24                                 // Length is 256 total, but only title part matters
  25                                 'Category:' + repeat( 'x', 248 ),
  26                                 repeat( 'x', 252 )
  27                         ],
  28                         invalid: [
  29                                 '',
  30                                 ':',
  31                                 '__  __',
  32                                 '  __  ',
  33                                 // Bad characters forbidden regardless of wgLegalTitleChars
  34                                 'A [ B',
  35                                 'A ] B',
  36                                 'A { B',
  37                                 'A } B',
  38                                 'A < B',
  39                                 'A > B',
  40                                 'A | B',
  41                                 'A \t B',
  42                                 'A \n B',
  43                                 // URL encoding
  44                                 'A%20B',
  45                                 'A%23B',
  46                                 'A%2523B',
  47                                 // XML/HTML character entity references
  48                                 // Note: The ones with # are commented out as those are interpreted as fragment and
  49                                 // as such end up being valid.
  50                                 'A &eacute; B',
  51                                 // 'A &#233; B',
  52                                 // 'A &#x00E9; B',
  53                                 // Subject of NS_TALK does not roundtrip to NS_MAIN
  54                                 'Talk:File:Example.svg',
  55                                 // Directory navigation
  56                                 '.',
  57                                 '..',
  58                                 './Sandbox',
  59                                 '../Sandbox',
  60                                 'Foo/./Sandbox',
  61                                 'Foo/../Sandbox',
  62                                 'Sandbox/.',
  63                                 'Sandbox/..',
  64                                 // Tilde
  65                                 'A ~~~ Name',
  66                                 'A ~~~~ Signature',
  67                                 'A ~~~~~ Timestamp',
  68                                 repeat( 'x', 256 ),
  69                                 // Extension separation is a js invention, for length
  70                                 // purposes it is part of the title
  71                                 repeat( 'x', 252 ) + '.json',
  72                                 // Namespace prefix without actual title
  73                                 'Talk:',
  74                                 'Category: ',
  75                                 'Category: #bar'
  76                         ]
  77                 };
  78
  79         QUnit.module( 'mediawiki.Title', QUnit.newMwEnvironment( {
  80                 // mw.Title relies on these three config vars
  81                 // Restore them after each test run
  82                 config: {
  83                         wgFormattedNamespaces: {
  84                                 '-2': 'Media',
  85                                 '-1': 'Special',
  86                                 0: '',
  87                                 1: 'Talk',
  88                                 2: 'User',
  89                                 3: 'User talk',
  90                                 4: 'Wikipedia',
  91                                 5: 'Wikipedia talk',
  92                                 6: 'File',
  93                                 7: 'File talk',
  94                                 8: 'MediaWiki',
  95                                 9: 'MediaWiki talk',
  96                                 10: 'Template',
  97                                 11: 'Template talk',
  98                                 12: 'Help',
  99                                 13: 'Help talk',
 100                                 14: 'Category',
 101                                 15: 'Category talk',
 102                                 // testing custom / localized namespace
 103                                 100: 'Penguins'
 104                         },
 105                         wgNamespaceIds: {
 106                                 media: -2,
 107                                 special: -1,
 108                                 '': 0,
 109                                 talk: 1,
 110                                 user: 2,
 111                                 user_talk: 3,
 112                                 wikipedia: 4,
 113                                 wikipedia_talk: 5,
 114                                 file: 6,
 115                                 file_talk: 7,
 116                                 mediawiki: 8,
 117                                 mediawiki_talk: 9,
 118                                 template: 10,
 119                                 template_talk: 11,
 120                                 help: 12,
 121                                 help_talk: 13,
 122                                 category: 14,
 123                                 category_talk: 15,
 124                                 image: 6,
 125                                 image_talk: 7,
 126                                 project: 4,
 127                                 project_talk: 5,
 128                                 // Testing custom namespaces and aliases
 129                                 penguins: 100,
 130                                 antarctic_waterfowl: 100
 131                         },
 132                         wgCaseSensitiveNamespaces: []
 133                 }
 134         } ) );
 135
 136         QUnit.test( 'constructor', function ( assert ) {
 137                 var i, title;
 138                 for ( i = 0; i < cases.valid.length; i++ ) {
 139                         title = new mw.Title( cases.valid[ i ] );
 140                 }
 141                 for ( i = 0; i < cases.invalid.length; i++ ) {
 142                         title = cases.invalid[ i ];
 143                         // eslint-disable-next-line no-loop-func
 144                         assert.throws( function () {
 145                                 return new mw.Title( title );
 146                         }, cases.invalid[ i ] );
 147                 }
 148         } );
 149
 150         QUnit.test( 'newFromText', function ( assert ) {
 151                 var i;
 152                 for ( i = 0; i < cases.valid.length; i++ ) {
 153                         assert.strictEqual(
 154                                 $.type( mw.Title.newFromText( cases.valid[ i ] ) ),
 155                                 'object',
 156                                 cases.valid[ i ]
 157                         );
 158                 }
 159                 for ( i = 0; i < cases.invalid.length; i++ ) {
 160                         assert.strictEqual(
 161                                 $.type( mw.Title.newFromText( cases.invalid[ i ] ) ),
 162                                 'null',
 163                                 cases.invalid[ i ]
 164                         );
 165                 }
 166         } );
 167
 168         QUnit.test( 'makeTitle', function ( assert ) {
 169                 var cases, i, title, expected,
 170                         NS_MAIN = 0,
 171                         NS_TALK = 1,
 172                         NS_TEMPLATE = 10;
 173
 174                 cases = [
 175                         [ NS_TEMPLATE, 'Foo', 'Template:Foo' ],
 176                         [ NS_TEMPLATE, 'Category:Foo', 'Template:Category:Foo' ],
 177                         [ NS_TEMPLATE, 'Template:Foo', 'Template:Template:Foo' ],
 178                         [ NS_TALK, 'Help:Foo', null ],
 179                         [ NS_TEMPLATE, '<', null ],
 180                         [ NS_MAIN, 'Help:Foo', 'Help:Foo' ]
 181                 ];
 182
 183                 for ( i = 0; i < cases.length; i++ ) {
 184                         title = mw.Title.makeTitle( cases[ i ][ 0 ], cases[ i ][ 1 ] );
 185                         expected = cases[ i ][ 2 ];
 186                         if ( expected === null ) {
 187                                 assert.strictEqual( title, expected );
 188                         } else {
 189                                 assert.strictEqual( title.getPrefixedText(), expected );
 190                         }
 191                 }
 192         } );
 193
 194         QUnit.test( 'Basic parsing', function ( assert ) {
 195                 var title;
 196                 title = new mw.Title( 'File:Foo_bar.JPG' );
 197
 198                 assert.strictEqual( title.getNamespaceId(), 6 );
 199                 assert.strictEqual( title.getNamespacePrefix(), 'File:' );
 200                 assert.strictEqual( title.getName(), 'Foo_bar' );
 201                 assert.strictEqual( title.getNameText(), 'Foo bar' );
 202                 assert.strictEqual( title.getExtension(), 'JPG' );
 203                 assert.strictEqual( title.getDotExtension(), '.JPG' );
 204                 assert.strictEqual( title.getMain(), 'Foo_bar.JPG' );
 205                 assert.strictEqual( title.getMainText(), 'Foo bar.JPG' );
 206                 assert.strictEqual( title.getPrefixedDb(), 'File:Foo_bar.JPG' );
 207                 assert.strictEqual( title.getPrefixedText(), 'File:Foo bar.JPG' );
 208
 209                 title = new mw.Title( 'Foo#bar' );
 210                 assert.strictEqual( title.getPrefixedText(), 'Foo' );
 211                 assert.strictEqual( title.getFragment(), 'bar' );
 212
 213                 title = new mw.Title( '.foo' );
 214                 assert.strictEqual( title.getPrefixedText(), '.foo' );
 215                 assert.strictEqual( title.getName(), '' );
 216                 assert.strictEqual( title.getNameText(), '' );
 217                 assert.strictEqual( title.getExtension(), 'foo' );
 218                 assert.strictEqual( title.getDotExtension(), '.foo' );
 219                 assert.strictEqual( title.getMain(), '.foo' );
 220                 assert.strictEqual( title.getMainText(), '.foo' );
 221                 assert.strictEqual( title.getPrefixedDb(), '.foo' );
 222                 assert.strictEqual( title.getPrefixedText(), '.foo' );
 223         } );
 224
 225         QUnit.test( 'Transformation', function ( assert ) {
 226                 var title;
 227
 228                 title = new mw.Title( 'File:quux pif.jpg' );
 229                 assert.strictEqual( title.getNameText(), 'Quux pif', 'First character of title' );
 230
 231                 title = new mw.Title( 'File:Glarg_foo_glang.jpg' );
 232                 assert.strictEqual( title.getNameText(), 'Glarg foo glang', 'Underscores' );
 233
 234                 title = new mw.Title( 'User:ABC.DEF' );
 235                 assert.strictEqual( title.toText(), 'User:ABC.DEF', 'Round trip text' );
 236                 assert.strictEqual( title.getNamespaceId(), 2, 'Parse canonical namespace prefix' );
 237
 238                 title = new mw.Title( 'Image:quux pix.jpg' );
 239                 assert.strictEqual( title.getNamespacePrefix(), 'File:', 'Transform alias to canonical namespace' );
 240
 241                 title = new mw.Title( 'uSEr:hAshAr' );
 242                 assert.strictEqual( title.toText(), 'User:HAshAr' );
 243                 assert.strictEqual( title.getNamespaceId(), 2, 'Case-insensitive namespace prefix' );
 244
 245                 title = new mw.Title( 'Foo \u00A0\u1680\u180E\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u2028\u2029\u202F\u205F\u3000 bar' );
 246                 assert.strictEqual( title.getMain(), 'Foo_bar', 'Merge multiple types of whitespace/underscores into a single underscore' );
 247
 248                 title = new mw.Title( 'Foo\u200E\u200F\u202A\u202B\u202C\u202D\u202Ebar' );
 249                 assert.strictEqual( title.getMain(), 'Foobar', 'Strip Unicode bidi override characters' );
 250
 251                 // Regression test: Previously it would only detect an extension if there is no space after it
 252                 title = new mw.Title( 'Example.js  ' );
 253                 assert.strictEqual( title.getExtension(), 'js', 'Space after an extension is stripped' );
 254
 255                 title = new mw.Title( 'Example#foo' );
 256                 assert.strictEqual( title.getFragment(), 'foo', 'Fragment' );
 257
 258                 title = new mw.Title( 'Example#_foo_bar baz_' );
 259                 assert.strictEqual( title.getFragment(), ' foo bar baz', 'Fragment' );
 260         } );
 261
 262         QUnit.test( 'Namespace detection and conversion', function ( assert ) {
 263                 var title;
 264
 265                 title = new mw.Title( 'File:User:Example' );
 266                 assert.strictEqual( title.getNamespaceId(), 6, 'Titles can contain namespace prefixes, which are otherwise ignored' );
 267
 268                 title = new mw.Title( 'Example', 6 );
 269                 assert.strictEqual( title.getNamespaceId(), 6, 'Default namespace passed is used' );
 270
 271                 title = new mw.Title( 'User:Example', 6 );
 272                 assert.strictEqual( title.getNamespaceId(), 2, 'Included namespace prefix overrides the given default' );
 273
 274                 title = new mw.Title( ':Example', 6 );
 275                 assert.strictEqual( title.getNamespaceId(), 0, 'Colon forces main namespace' );
 276
 277                 title = new mw.Title( 'something.PDF', 6 );
 278                 assert.strictEqual( title.toString(), 'File:Something.PDF' );
 279
 280                 title = new mw.Title( 'NeilK', 3 );
 281                 assert.strictEqual( title.toString(), 'User_talk:NeilK' );
 282                 assert.strictEqual( title.toText(), 'User talk:NeilK' );
 283
 284                 title = new mw.Title( 'Frobisher', 100 );
 285                 assert.strictEqual( title.toString(), 'Penguins:Frobisher' );
 286
 287                 title = new mw.Title( 'antarctic_waterfowl:flightless_yet_cute.jpg' );
 288                 assert.strictEqual( title.toString(), 'Penguins:Flightless_yet_cute.jpg' );
 289
 290                 title = new mw.Title( 'Penguins:flightless_yet_cute.jpg' );
 291                 assert.strictEqual( title.toString(), 'Penguins:Flightless_yet_cute.jpg' );
 292         } );
 293
 294         QUnit.test( 'Throw error on invalid title', function ( assert ) {
 295                 assert.throws( function () {
 296                         return new mw.Title( '' );
 297                 }, 'Throw error on empty string' );
 298         } );
 299
 300         QUnit.test( 'Case-sensivity', function ( assert ) {
 301                 var title;
 302
 303                 // Default config
 304                 mw.config.set( 'wgCaseSensitiveNamespaces', [] );
 305
 306                 title = new mw.Title( 'article' );
 307                 assert.strictEqual( title.toString(), 'Article', 'Default config: No sensitive namespaces by default. First-letter becomes uppercase' );
 308
 309                 title = new mw.Title( 'ß' );
 310                 assert.strictEqual( title.toString(), 'ß', 'Uppercasing matches PHP behaviour (ß -> ß, not SS)' );
 311
 312                 title = new mw.Title( 'ǆ (digraph)' );
 313                 assert.strictEqual( title.toString(), 'ǅ_(digraph)', 'Uppercasing matches PHP behaviour (ǆ -> ǅ, not Ǆ)' );
 314
 315                 // $wgCapitalLinks = false;
 316                 mw.config.set( 'wgCaseSensitiveNamespaces', [ 0, -2, 1, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15 ] );
 317
 318                 title = new mw.Title( 'article' );
 319                 assert.strictEqual( title.toString(), 'article', '$wgCapitalLinks=false: Article namespace is sensitive, first-letter case stays lowercase' );
 320
 321                 title = new mw.Title( 'john', 2 );
 322                 assert.strictEqual( title.toString(), 'User:John', '$wgCapitalLinks=false: User namespace is insensitive, first-letter becomes uppercase' );
 323         } );
 324
 325         QUnit.test( 'toString / toText', function ( assert ) {
 326                 var title = new mw.Title( 'Some random page' );
 327
 328                 assert.strictEqual( title.toString(), title.getPrefixedDb() );
 329                 assert.strictEqual( title.toText(), title.getPrefixedText() );
 330         } );
 331
 332         QUnit.test( 'getExtension', function ( assert ) {
 333                 function extTest( pagename, ext, description ) {
 334                         var title = new mw.Title( pagename );
 335                         assert.strictEqual( title.getExtension(), ext, description || pagename );
 336                 }
 337
 338                 extTest( 'MediaWiki:Vector.js', 'js' );
 339                 extTest( 'User:Example/common.css', 'css' );
 340                 extTest( 'File:Example.longextension', 'longextension', 'Extension parsing not limited (T38151)' );
 341                 extTest( 'Example/information.json', 'json', 'Extension parsing not restricted from any namespace' );
 342                 extTest( 'Foo.', null, 'Trailing dot is not an extension' );
 343                 extTest( 'Foo..', null, 'Trailing dots are not an extension' );
 344                 extTest( 'Foo.a.', null, 'Page name with dots and ending in a dot does not have an extension' );
 345
 346                 // @broken: Throws an exception
 347                 // extTest( '.NET', null, 'Leading dot is (or is not?) an extension' );
 348         } );
 349
 350         QUnit.test( 'exists', function ( assert ) {
 351                 var title;
 352
 353                 // Empty registry, checks default to null
 354
 355                 title = new mw.Title( 'Some random page', 4 );
 356                 assert.strictEqual( title.exists(), null, 'Return null with empty existance registry' );
 357
 358                 // Basic registry, checks default to boolean
 359                 mw.Title.exist.set( [ 'Does_exist', 'User_talk:NeilK', 'Wikipedia:Sandbox_rules' ], true );
 360                 mw.Title.exist.set( [ 'Does_not_exist', 'User:John', 'Foobar' ], false );
 361
 362                 title = new mw.Title( 'Project:Sandbox rules' );
 363                 assert.assertTrue( title.exists(), 'Return true for page titles marked as existing' );
 364                 title = new mw.Title( 'Foobar' );
 365                 assert.assertFalse( title.exists(), 'Return false for page titles marked as nonexistent' );
 366
 367         } );
 368
 369         QUnit.test( 'getUrl', function ( assert ) {
 370                 var title;
 371                 mw.config.set( {
 372                         wgScript: '/w/index.php',
 373                         wgArticlePath: '/wiki/$1'
 374                 } );
 375
 376                 title = new mw.Title( 'Foobar' );
 377                 assert.strictEqual( title.getUrl(), '/wiki/Foobar', 'Basic functionality, getUrl uses mw.util.getUrl' );
 378                 assert.strictEqual( title.getUrl( { action: 'edit' } ), '/w/index.php?title=Foobar&action=edit', 'Basic functionality, \'params\' parameter' );
 379
 380                 title = new mw.Title( 'John Doe', 3 );
 381                 assert.strictEqual( title.getUrl(), '/wiki/User_talk:John_Doe', 'Escaping in title and namespace for urls' );
 382
 383                 title = new mw.Title( 'John Cena#And_His_Name_Is', 3 );
 384                 assert.strictEqual( title.getUrl( { meme: true } ), '/w/index.php?title=User_talk:John_Cena&meme=true#And_His_Name_Is', 'title with fragment and query parameter' );
 385         } );
 386
 387         QUnit.test( 'newFromImg', function ( assert ) {
 388                 var title, i, thisCase, prefix,
 389                         cases = [
 390                                 {
 391                                         url: '//upload.wikimedia.org/wikipedia/commons/thumb/b/bf/Princess_Alexandra_of_Denmark_%28later_Queen_Alexandra%2C_wife_of_Edward_VII%29_with_her_two_eldest_sons%2C_Prince_Albert_Victor_%28Eddy%29_and_George_Frederick_Ernest_Albert_%28later_George_V%29.jpg/939px-thumbnail.jpg',
 392                                         typeOfUrl: 'Hashed thumb with shortened path',
 393                                         nameText: 'Princess Alexandra of Denmark (later Queen Alexandra, wife of Edward VII) with her two eldest sons, Prince Albert Victor (Eddy) and George Frederick Ernest Albert (later George V)',
 394                                         prefixedText: 'File:Princess Alexandra of Denmark (later Queen Alexandra, wife of Edward VII) with her two eldest sons, Prince Albert Victor (Eddy) and George Frederick Ernest Albert (later George V).jpg'
 395                                 },
 396
 397                                 {
 398                                         url: '//upload.wikimedia.org/wikipedia/commons/thumb/b/bf/Princess_Alexandra_of_Denmark_%28later_Queen_Alexandra%2C_wife_of_Edward_VII%29_with_her_two_eldest_sons%2C_Prince_Albert_Victor_%28Eddy%29_and_George_Frederick_Ernest_Albert_%28later_George_V%29.jpg/939px-ki708pr1r6g2dl5lbhvwdqxenhait13.jpg',
 399                                         typeOfUrl: 'Hashed thumb with sha1-ed path',
 400                                         nameText: 'Princess Alexandra of Denmark (later Queen Alexandra, wife of Edward VII) with her two eldest sons, Prince Albert Victor (Eddy) and George Frederick Ernest Albert (later George V)',
 401                                         prefixedText: 'File:Princess Alexandra of Denmark (later Queen Alexandra, wife of Edward VII) with her two eldest sons, Prince Albert Victor (Eddy) and George Frederick Ernest Albert (later George V).jpg'
 402                                 },
 403
 404                                 {
 405                                         url: '/wiki/images/thumb/9/91/Anticlockwise_heliotrope%27s.jpg/99px-Anticlockwise_heliotrope%27s.jpg',
 406                                         typeOfUrl: 'Normal hashed directory thumbnail',
 407                                         nameText: 'Anticlockwise heliotrope\'s',
 408                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 409                                 },
 410
 411                                 {
 412                                         url: '/wiki/images/thumb/8/80/Wikipedia-logo-v2.svg/langde-150px-Wikipedia-logo-v2.svg.png',
 413                                         typeOfUrl: 'Normal hashed directory thumbnail with complex thumbnail parameters',
 414                                         nameText: 'Wikipedia-logo-v2',
 415                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 416                                 },
 417
 418                                 {
 419                                         url: '//upload.wikimedia.org/wikipedia/commons/thumb/8/80/Wikipedia-logo-v2.svg/150px-Wikipedia-logo-v2.svg.png',
 420                                         typeOfUrl: 'Commons thumbnail',
 421                                         nameText: 'Wikipedia-logo-v2',
 422                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 423                                 },
 424
 425                                 {
 426                                         url: '/wiki/images/9/91/Anticlockwise_heliotrope%27s.jpg',
 427                                         typeOfUrl: 'Full image',
 428                                         nameText: 'Anticlockwise heliotrope\'s',
 429                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 430                                 },
 431
 432                                 {
 433                                         url: 'http://localhost/thumb.php?f=Stuffless_Figaro%27s.jpg&width=180',
 434                                         typeOfUrl: 'thumb.php-based thumbnail',
 435                                         nameText: 'Stuffless Figaro\'s',
 436                                         prefixedText: 'File:Stuffless Figaro\'s.jpg'
 437                                 },
 438
 439                                 {
 440                                         url: '/wikipedia/commons/thumb/Wikipedia-logo-v2.svg/150px-Wikipedia-logo-v2.svg.png',
 441                                         typeOfUrl: 'Commons unhashed thumbnail',
 442                                         nameText: 'Wikipedia-logo-v2',
 443                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 444                                 },
 445
 446                                 {
 447                                         url: '/wikipedia/commons/thumb/Wikipedia-logo-v2.svg/langde-150px-Wikipedia-logo-v2.svg.png',
 448                                         typeOfUrl: 'Commons unhashed thumbnail with complex thumbnail parameters',
 449                                         nameText: 'Wikipedia-logo-v2',
 450                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 451                                 },
 452
 453                                 {
 454                                         url: '/wiki/images/Anticlockwise_heliotrope%27s.jpg',
 455                                         typeOfUrl: 'Unhashed local file',
 456                                         nameText: 'Anticlockwise heliotrope\'s',
 457                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 458                                 },
 459
 460                                 {
 461                                         url: '',
 462                                         typeOfUrl: 'Empty string'
 463                                 },
 464
 465                                 {
 466                                         url: 'foo',
 467                                         typeOfUrl: 'String with only alphabet characters'
 468                                 },
 469
 470                                 {
 471                                         url: 'foobar.foobar',
 472                                         typeOfUrl: 'Not a file path'
 473                                 },
 474
 475                                 {
 476                                         url: '/a/a0/blah blah blah',
 477                                         typeOfUrl: 'Space characters'
 478                                 }
 479                         ];
 480
 481                 for ( i = 0; i < cases.length; i++ ) {
 482                         thisCase = cases[ i ];
 483                         title = mw.Title.newFromImg( { src: thisCase.url } );
 484
 485                         if ( thisCase.nameText !== undefined ) {
 486                                 prefix = '[' + thisCase.typeOfUrl + ' URL] ';
 487
 488                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 489                                 assert.strictEqual( title.getNameText(), thisCase.nameText, prefix + 'Filename matches original' );
 490                                 assert.strictEqual( title.getPrefixedText(), thisCase.prefixedText, prefix + 'File page title matches original' );
 491                                 assert.strictEqual( title.getNamespaceId(), 6, prefix + 'Namespace ID matches File namespace' );
 492                         } else {
 493                                 assert.strictEqual( title, null, thisCase.typeOfUrl + ', should not produce an mw.Title object' );
 494                         }
 495                 }
 496         } );
 497
 498         QUnit.test( 'getRelativeText', function ( assert ) {
 499                 var i, thisCase, title,
 500                         cases = [
 501                                 {
 502                                         text: 'asd',
 503                                         relativeTo: 123,
 504                                         expectedResult: ':Asd'
 505                                 },
 506                                 {
 507                                         text: 'dfg',
 508                                         relativeTo: 0,
 509                                         expectedResult: 'Dfg'
 510                                 },
 511                                 {
 512                                         text: 'Template:Ghj',
 513                                         relativeTo: 0,
 514                                         expectedResult: 'Template:Ghj'
 515                                 },
 516                                 {
 517                                         text: 'Template:1',
 518                                         relativeTo: 10,
 519                                         expectedResult: '1'
 520                                 },
 521                                 {
 522                                         text: 'User:Hi',
 523                                         relativeTo: 10,
 524                                         expectedResult: 'User:Hi'
 525                                 }
 526                         ];
 527
 528                 for ( i = 0; i < cases.length; i++ ) {
 529                         thisCase = cases[ i ];
 530
 531                         title = mw.Title.newFromText( thisCase.text );
 532                         assert.strictEqual( title.getRelativeText( thisCase.relativeTo ), thisCase.expectedResult );
 533                 }
 534         } );
 535
 536         QUnit.test( 'normalizeExtension', function ( assert ) {
 537                 var extension, i, thisCase, prefix,
 538                         cases = [
 539                                 {
 540                                         extension: 'png',
 541                                         expected: 'png',
 542                                         description: 'Extension already in canonical form'
 543                                 },
 544                                 {
 545                                         extension: 'PNG',
 546                                         expected: 'png',
 547                                         description: 'Extension lowercased in canonical form'
 548                                 },
 549                                 {
 550                                         extension: 'jpeg',
 551                                         expected: 'jpg',
 552                                         description: 'Extension changed in canonical form'
 553                                 },
 554                                 {
 555                                         extension: 'JPEG',
 556                                         expected: 'jpg',
 557                                         description: 'Extension lowercased and changed in canonical form'
 558                                 },
 559                                 {
 560                                         extension: '~~~',
 561                                         expected: '',
 562                                         description: 'Extension invalid and discarded'
 563                                 }
 564                         ];
 565
 566                 for ( i = 0; i < cases.length; i++ ) {
 567                         thisCase = cases[ i ];
 568                         extension = mw.Title.normalizeExtension( thisCase.extension );
 569
 570                         prefix = '[' + thisCase.description + '] ';
 571                         assert.strictEqual( extension, thisCase.expected, prefix + 'Extension as expected' );
 572                 }
 573         } );
 574
 575         QUnit.test( 'newFromUserInput', function ( assert ) {
 576                 var title, i, thisCase, prefix,
 577                         cases = [
 578                                 {
 579                                         title: 'DCS0001557854455.JPG',
 580                                         expected: 'DCS0001557854455.JPG',
 581                                         description: 'Title in normal namespace without anything invalid but with "file extension"'
 582                                 },
 583                                 {
 584                                         title: 'MediaWiki:Msg-awesome',
 585                                         expected: 'MediaWiki:Msg-awesome',
 586                                         description: 'Full title (page in MediaWiki namespace) supplied as string'
 587                                 },
 588                                 {
 589                                         title: 'The/Mw/Sound.flac',
 590                                         defaultNamespace: -2,
 591                                         expected: 'Media:The-Mw-Sound.flac',
 592                                         description: 'Page in Media-namespace without explicit options'
 593                                 },
 594                                 {
 595                                         title: 'File:The/Mw/Sound.kml',
 596                                         defaultNamespace: 6,
 597                                         options: {
 598                                                 forUploading: false
 599                                         },
 600                                         expected: 'File:The/Mw/Sound.kml',
 601                                         description: 'Page in File-namespace without explicit options'
 602                                 },
 603                                 {
 604                                         title: 'File:Foo.JPEG',
 605                                         expected: 'File:Foo.JPEG',
 606                                         description: 'Page in File-namespace with non-canonical extension'
 607                                 },
 608                                 {
 609                                         title: 'File:Foo.JPEG  ',
 610                                         expected: 'File:Foo.JPEG',
 611                                         description: 'Page in File-namespace with trailing whitespace'
 612                                 }
 613                         ];
 614
 615                 for ( i = 0; i < cases.length; i++ ) {
 616                         thisCase = cases[ i ];
 617                         title = mw.Title.newFromUserInput( thisCase.title, thisCase.defaultNamespace, thisCase.options );
 618
 619                         if ( thisCase.expected !== undefined ) {
 620                                 prefix = '[' + thisCase.description + '] ';
 621
 622                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 623                                 assert.strictEqual( title.toText(), thisCase.expected, prefix + 'Title as expected' );
 624                         } else {
 625                                 assert.strictEqual( title, null, thisCase.description + ', should not produce an mw.Title object' );
 626                         }
 627                 }
 628         } );
 629
 630         QUnit.test( 'newFromFileName', function ( assert ) {
 631                 var title, i, thisCase, prefix,
 632                         cases = [
 633                                 {
 634                                         fileName: 'DCS0001557854455.JPG',
 635                                         typeOfName: 'Standard camera output',
 636                                         nameText: 'DCS0001557854455',
 637                                         prefixedText: 'File:DCS0001557854455.JPG'
 638                                 },
 639                                 {
 640                                         fileName: 'File:Sample.png',
 641                                         typeOfName: 'Carrying namespace',
 642                                         nameText: 'File-Sample',
 643                                         prefixedText: 'File:File-Sample.png'
 644                                 },
 645                                 {
 646                                         fileName: 'Treppe 2222 Test upload.jpg',
 647                                         typeOfName: 'File name with spaces in it and lower case file extension',
 648                                         nameText: 'Treppe 2222 Test upload',
 649                                         prefixedText: 'File:Treppe 2222 Test upload.jpg'
 650                                 },
 651                                 {
 652                                         fileName: 'I contain a \ttab.jpg',
 653                                         typeOfName: 'Name containing a tab character',
 654                                         nameText: 'I contain a tab',
 655                                         prefixedText: 'File:I contain a tab.jpg'
 656                                 },
 657                                 {
 658                                         fileName: 'I_contain multiple__ ___ _underscores.jpg',
 659                                         typeOfName: 'Name containing multiple underscores',
 660                                         nameText: 'I contain multiple underscores',
 661                                         prefixedText: 'File:I contain multiple underscores.jpg'
 662                                 },
 663                                 {
 664                                         fileName: 'I like ~~~~~~~~es.jpg',
 665                                         typeOfName: 'Name containing more than three consecutive tilde characters',
 666                                         nameText: 'I like ~~es',
 667                                         prefixedText: 'File:I like ~~es.jpg'
 668                                 },
 669                                 {
 670                                         fileName: 'BI\u200EDI.jpg',
 671                                         typeOfName: 'Name containing BIDI overrides',
 672                                         nameText: 'BIDI',
 673                                         prefixedText: 'File:BIDI.jpg'
 674                                 },
 675                                 {
 676                                         fileName: '100%ab progress.jpg',
 677                                         typeOfName: 'File name with URL encoding',
 678                                         nameText: '100% ab progress',
 679                                         prefixedText: 'File:100% ab progress.jpg'
 680                                 },
 681                                 {
 682                                         fileName: '<([>]):/#.jpg',
 683                                         typeOfName: 'File name with characters not permitted in titles that are replaced',
 684                                         nameText: '((()))---',
 685                                         prefixedText: 'File:((()))---.jpg'
 686                                 },
 687                                 {
 688                                         fileName: 'spaces\u0009\u2000\u200A\u200Bx.djvu',
 689                                         typeOfName: 'File name with different kind of spaces',
 690                                         nameText: 'Spaces \u200Bx',
 691                                         prefixedText: 'File:Spaces \u200Bx.djvu'
 692                                 },
 693                                 {
 694                                         fileName: 'dot.dot.dot.dot.dotdot',
 695                                         typeOfName: 'File name with a lot of dots',
 696                                         nameText: 'Dot.dot.dot.dot',
 697                                         prefixedText: 'File:Dot.dot.dot.dot.dotdot'
 698                                 },
 699                                 {
 700                                         fileName: 'dot. dot ._dot',
 701                                         typeOfName: 'File name with multiple dots and spaces',
 702                                         nameText: 'Dot. dot',
 703                                         prefixedText: 'File:Dot. dot. dot'
 704                                 },
 705                                 {
 706                                         fileName: '𠜎𠜱𠝹𠱓𠱸𠲖𠳏𠳕𠴕𠵼𠵿𠸎𠸏𠹷𠺝𠺢𠻗𠻹𠻺𠼭𠼮𠽌𠾴𠾼𠿪𡁜𡁯𡁵𡁶𡁻𡃁𡃉𡇙𢃇𢞵𢫕𢭃𢯊𢱑𢱕𢳂𠻹𠻺𠼭𠼮𠽌𠾴𠾼𠿪𡁜𡁯𡁵𡁶𡁻𡃁𡃉𡇙𢃇𢞵𢫕𢭃𢯊𢱑𢱕𢳂.png',
 707                                         typeOfName: 'File name longer than 240 bytes',
 708                                         nameText: '𠜎𠜱𠝹𠱓𠱸𠲖𠳏𠳕𠴕𠵼𠵿𠸎𠸏𠹷𠺝𠺢𠻗𠻹𠻺𠼭𠼮𠽌𠾴𠾼𠿪𡁜𡁯𡁵𡁶𡁻𡃁𡃉𡇙𢃇𢞵𢫕𢭃𢯊𢱑𢱕𢳂𠻹𠻺𠼭𠼮𠽌𠾴𠾼𠿪𡁜𡁯𡁵𡁶𡁻𡃁𡃉𡇙𢃇𢞵',
 709                                         prefixedText: 'File:𠜎𠜱𠝹𠱓𠱸𠲖𠳏𠳕𠴕𠵼𠵿𠸎𠸏𠹷𠺝𠺢𠻗𠻹𠻺𠼭𠼮𠽌𠾴𠾼𠿪𡁜𡁯𡁵𡁶𡁻𡃁𡃉𡇙𢃇𢞵𢫕𢭃𢯊𢱑𢱕𢳂𠻹𠻺𠼭𠼮𠽌𠾴𠾼𠿪𡁜𡁯𡁵𡁶𡁻𡃁𡃉𡇙𢃇𢞵.png'
 710                                 },
 711                                 {
 712                                         fileName: '',
 713                                         typeOfName: 'Empty string'
 714                                 },
 715                                 {
 716                                         fileName: 'foo',
 717                                         typeOfName: 'String with only alphabet characters'
 718                                 }
 719                         ];
 720
 721                 for ( i = 0; i < cases.length; i++ ) {
 722                         thisCase = cases[ i ];
 723                         title = mw.Title.newFromFileName( thisCase.fileName );
 724
 725                         if ( thisCase.nameText !== undefined ) {
 726                                 prefix = '[' + thisCase.typeOfName + '] ';
 727
 728                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 729                                 assert.strictEqual( title.getNameText(), thisCase.nameText, prefix + 'Filename matches original' );
 730                                 assert.strictEqual( title.getPrefixedText(), thisCase.prefixedText, prefix + 'File page title matches original' );
 731                                 assert.strictEqual( title.getNamespaceId(), 6, prefix + 'Namespace ID matches File namespace' );
 732                         } else {
 733                                 assert.strictEqual( title, null, thisCase.typeOfName + ', should not produce an mw.Title object' );
 734                         }
 735                 }
 736         } );
 737
 738 }() );