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

   1 /*jshint -W024 */
   2 ( function ( mw, $ ) {
   3         var repeat = function ( input, multiplier ) {
   4                 return new Array( multiplier + 1 ).join( input );
   5         },
   6         cases = {
   7                 // See also TitleTest.php#testSecureAndSplit
   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                         // URL encoding
  42                         'A%20B',
  43                         'A%23B',
  44                         'A%2523B',
  45                         // XML/HTML character entity references
  46                         // Note: The ones with # are commented out as those are interpreted as fragment and
  47                         // as such end up being valid.
  48                         'A &eacute; B',
  49                         // 'A &#233; B',
  50                         // 'A &#x00E9; B',
  51                         // Subject of NS_TALK does not roundtrip to NS_MAIN
  52                         'Talk:File:Example.svg',
  53                         // Directory navigation
  54                         '.',
  55                         '..',
  56                         './Sandbox',
  57                         '../Sandbox',
  58                         'Foo/./Sandbox',
  59                         'Foo/../Sandbox',
  60                         'Sandbox/.',
  61                         'Sandbox/..',
  62                         // Tilde
  63                         'A ~~~ Name',
  64                         'A ~~~~ Signature',
  65                         'A ~~~~~ Timestamp',
  66                         repeat( 'x', 256 ),
  67                         // Extension separation is a js invention, for length
  68                         // purposes it is part of the title
  69                         repeat( 'x', 252 ) + '.json',
  70                         // Namespace prefix without actual title
  71                         'Talk:',
  72                         'Category: ',
  73                         'Category: #bar'
  74                 ]
  75         };
  76
  77         QUnit.module( 'mediawiki.Title', QUnit.newMwEnvironment( {
  78                 // mw.Title relies on these three config vars
  79                 // Restore them after each test run
  80                 config: {
  81                         wgFormattedNamespaces: {
  82                                 '-2': 'Media',
  83                                 '-1': 'Special',
  84                                 0: '',
  85                                 1: 'Talk',
  86                                 2: 'User',
  87                                 3: 'User talk',
  88                                 4: 'Wikipedia',
  89                                 5: 'Wikipedia talk',
  90                                 6: 'File',
  91                                 7: 'File talk',
  92                                 8: 'MediaWiki',
  93                                 9: 'MediaWiki talk',
  94                                 10: 'Template',
  95                                 11: 'Template talk',
  96                                 12: 'Help',
  97                                 13: 'Help talk',
  98                                 14: 'Category',
  99                                 15: 'Category talk',
 100                                 // testing custom / localized namespace
 101                                 100: 'Penguins'
 102                         },
 103                         // jscs: disable requireCamelCaseOrUpperCaseIdentifiers
 104                         wgNamespaceIds: {
 105                                 media: -2,
 106                                 special: -1,
 107                                 '': 0,
 108                                 talk: 1,
 109                                 user: 2,
 110                                 user_talk: 3,
 111                                 wikipedia: 4,
 112                                 wikipedia_talk: 5,
 113                                 file: 6,
 114                                 file_talk: 7,
 115                                 mediawiki: 8,
 116                                 mediawiki_talk: 9,
 117                                 template: 10,
 118                                 template_talk: 11,
 119                                 help: 12,
 120                                 help_talk: 13,
 121                                 category: 14,
 122                                 category_talk: 15,
 123                                 image: 6,
 124                                 image_talk: 7,
 125                                 project: 4,
 126                                 project_talk: 5,
 127                                 // Testing custom namespaces and aliases
 128                                 penguins: 100,
 129                                 antarctic_waterfowl: 100
 130                         },
 131                         // jscs: enable requireCamelCaseOrUpperCaseIdentifiers
 132                         wgCaseSensitiveNamespaces: []
 133                 }
 134         } ) );
 135
 136         QUnit.test( 'constructor', cases.invalid.length, 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                         /*jshint loopfunc:true */
 143                         title = cases.invalid[ i ];
 144                         assert.throws( function () {
 145                                 return new mw.Title( title );
 146                         }, cases.invalid[ i ] );
 147                 }
 148         } );
 149
 150         QUnit.test( 'newFromText', cases.valid.length + cases.invalid.length, function ( assert ) {
 151                 var i;
 152                 for ( i = 0; i < cases.valid.length; i++ ) {
 153                         assert.equal(
 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.equal(
 161                                 $.type( mw.Title.newFromText( cases.invalid[ i ] ) ),
 162                                 'null',
 163                                 cases.invalid[ i ]
 164                         );
 165                 }
 166         } );
 167
 168         QUnit.test( 'makeTitle', 6, 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', 21, function ( assert ) {
 195                 var title;
 196                 title = new mw.Title( 'File:Foo_bar.JPG' );
 197
 198                 assert.equal( title.getNamespaceId(), 6 );
 199                 assert.equal( title.getNamespacePrefix(), 'File:' );
 200                 assert.equal( title.getName(), 'Foo_bar' );
 201                 assert.equal( title.getNameText(), 'Foo bar' );
 202                 assert.equal( title.getExtension(), 'JPG' );
 203                 assert.equal( title.getDotExtension(), '.JPG' );
 204                 assert.equal( title.getMain(), 'Foo_bar.JPG' );
 205                 assert.equal( title.getMainText(), 'Foo bar.JPG' );
 206                 assert.equal( title.getPrefixedDb(), 'File:Foo_bar.JPG' );
 207                 assert.equal( title.getPrefixedText(), 'File:Foo bar.JPG' );
 208
 209                 title = new mw.Title( 'Foo#bar' );
 210                 assert.equal( title.getPrefixedText(), 'Foo' );
 211                 assert.equal( title.getFragment(), 'bar' );
 212
 213                 title = new mw.Title( '.foo' );
 214                 assert.equal( title.getPrefixedText(), '.foo' );
 215                 assert.equal( title.getName(), '' );
 216                 assert.equal( title.getNameText(), '' );
 217                 assert.equal( title.getExtension(), 'foo' );
 218                 assert.equal( title.getDotExtension(), '.foo' );
 219                 assert.equal( title.getMain(), '.foo' );
 220                 assert.equal( title.getMainText(), '.foo' );
 221                 assert.equal( title.getPrefixedDb(), '.foo' );
 222                 assert.equal( title.getPrefixedText(), '.foo' );
 223         } );
 224
 225         QUnit.test( 'Transformation', 11, function ( assert ) {
 226                 var title;
 227
 228                 title = new mw.Title( 'File:quux pif.jpg' );
 229                 assert.equal( title.getNameText(), 'Quux pif', 'First character of title' );
 230
 231                 title = new mw.Title( 'File:Glarg_foo_glang.jpg' );
 232                 assert.equal( title.getNameText(), 'Glarg foo glang', 'Underscores' );
 233
 234                 title = new mw.Title( 'User:ABC.DEF' );
 235                 assert.equal( title.toText(), 'User:ABC.DEF', 'Round trip text' );
 236                 assert.equal( title.getNamespaceId(), 2, 'Parse canonical namespace prefix' );
 237
 238                 title = new mw.Title( 'Image:quux pix.jpg' );
 239                 assert.equal( title.getNamespacePrefix(), 'File:', 'Transform alias to canonical namespace' );
 240
 241                 title = new mw.Title( 'uSEr:hAshAr' );
 242                 assert.equal( title.toText(), 'User:HAshAr' );
 243                 assert.equal( title.getNamespaceId(), 2, 'Case-insensitive namespace prefix' );
 244
 245                 // Don't ask why, it's the way the backend works. One space is kept of each set.
 246                 title = new mw.Title( 'Foo  __  \t __ bar' );
 247                 assert.equal( title.getMain(), 'Foo_bar', 'Merge multiple types of whitespace/underscores into a single underscore' );
 248
 249                 // Regression test: Previously it would only detect an extension if there is no space after it
 250                 title = new mw.Title( 'Example.js  ' );
 251                 assert.equal( title.getExtension(), 'js', 'Space after an extension is stripped' );
 252
 253                 title = new mw.Title( 'Example#foo' );
 254                 assert.equal( title.getFragment(), 'foo', 'Fragment' );
 255
 256                 title = new mw.Title( 'Example#_foo_bar baz_' );
 257                 assert.equal( title.getFragment(), ' foo bar baz', 'Fragment' );
 258         } );
 259
 260         QUnit.test( 'Namespace detection and conversion', 10, function ( assert ) {
 261                 var title;
 262
 263                 title = new mw.Title( 'File:User:Example' );
 264                 assert.equal( title.getNamespaceId(), 6, 'Titles can contain namespace prefixes, which are otherwise ignored' );
 265
 266                 title = new mw.Title( 'Example', 6 );
 267                 assert.equal( title.getNamespaceId(), 6, 'Default namespace passed is used' );
 268
 269                 title = new mw.Title( 'User:Example', 6 );
 270                 assert.equal( title.getNamespaceId(), 2, 'Included namespace prefix overrides the given default' );
 271
 272                 title = new mw.Title( ':Example', 6 );
 273                 assert.equal( title.getNamespaceId(), 0, 'Colon forces main namespace' );
 274
 275                 title = new mw.Title( 'something.PDF', 6 );
 276                 assert.equal( title.toString(), 'File:Something.PDF' );
 277
 278                 title = new mw.Title( 'NeilK', 3 );
 279                 assert.equal( title.toString(), 'User_talk:NeilK' );
 280                 assert.equal( title.toText(), 'User talk:NeilK' );
 281
 282                 title = new mw.Title( 'Frobisher', 100 );
 283                 assert.equal( title.toString(), 'Penguins:Frobisher' );
 284
 285                 title = new mw.Title( 'antarctic_waterfowl:flightless_yet_cute.jpg' );
 286                 assert.equal( title.toString(), 'Penguins:Flightless_yet_cute.jpg' );
 287
 288                 title = new mw.Title( 'Penguins:flightless_yet_cute.jpg' );
 289                 assert.equal( title.toString(), 'Penguins:Flightless_yet_cute.jpg' );
 290         } );
 291
 292         QUnit.test( 'Throw error on invalid title', 1, function ( assert ) {
 293                 assert.throws( function () {
 294                         return new mw.Title( '' );
 295                 }, 'Throw error on empty string' );
 296         } );
 297
 298         QUnit.test( 'Case-sensivity', 3, function ( assert ) {
 299                 var title;
 300
 301                 // Default config
 302                 mw.config.set( 'wgCaseSensitiveNamespaces', [] );
 303
 304                 title = new mw.Title( 'article' );
 305                 assert.equal( title.toString(), 'Article', 'Default config: No sensitive namespaces by default. First-letter becomes uppercase' );
 306
 307                 // $wgCapitalLinks = false;
 308                 mw.config.set( 'wgCaseSensitiveNamespaces', [ 0, -2, 1, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15 ] );
 309
 310                 title = new mw.Title( 'article' );
 311                 assert.equal( title.toString(), 'article', '$wgCapitalLinks=false: Article namespace is sensitive, first-letter case stays lowercase' );
 312
 313                 title = new mw.Title( 'john', 2 );
 314                 assert.equal( title.toString(), 'User:John', '$wgCapitalLinks=false: User namespace is insensitive, first-letter becomes uppercase' );
 315         } );
 316
 317         QUnit.test( 'toString / toText', 2, function ( assert ) {
 318                 var title = new mw.Title( 'Some random page' );
 319
 320                 assert.equal( title.toString(), title.getPrefixedDb() );
 321                 assert.equal( title.toText(), title.getPrefixedText() );
 322         } );
 323
 324         QUnit.test( 'getExtension', 7, function ( assert ) {
 325                 function extTest( pagename, ext, description ) {
 326                         var title = new mw.Title( pagename );
 327                         assert.equal( title.getExtension(), ext, description || pagename );
 328                 }
 329
 330                 extTest( 'MediaWiki:Vector.js', 'js' );
 331                 extTest( 'User:Example/common.css', 'css' );
 332                 extTest( 'File:Example.longextension', 'longextension', 'Extension parsing not limited (bug 36151)' );
 333                 extTest( 'Example/information.json', 'json', 'Extension parsing not restricted from any namespace' );
 334                 extTest( 'Foo.', null, 'Trailing dot is not an extension' );
 335                 extTest( 'Foo..', null, 'Trailing dots are not an extension' );
 336                 extTest( 'Foo.a.', null, 'Page name with dots and ending in a dot does not have an extension' );
 337
 338                 // @broken: Throws an exception
 339                 // extTest( '.NET', null, 'Leading dot is (or is not?) an extension' );
 340         } );
 341
 342         QUnit.test( 'exists', 3, function ( assert ) {
 343                 var title;
 344
 345                 // Empty registry, checks default to null
 346
 347                 title = new mw.Title( 'Some random page', 4 );
 348                 assert.strictEqual( title.exists(), null, 'Return null with empty existance registry' );
 349
 350                 // Basic registry, checks default to boolean
 351                 mw.Title.exist.set( [ 'Does_exist', 'User_talk:NeilK', 'Wikipedia:Sandbox_rules' ], true );
 352                 mw.Title.exist.set( [ 'Does_not_exist', 'User:John', 'Foobar' ], false );
 353
 354                 title = new mw.Title( 'Project:Sandbox rules' );
 355                 assert.assertTrue( title.exists(), 'Return true for page titles marked as existing' );
 356                 title = new mw.Title( 'Foobar' );
 357                 assert.assertFalse( title.exists(), 'Return false for page titles marked as nonexistent' );
 358
 359         } );
 360
 361         QUnit.test( 'getUrl', 4, function ( assert ) {
 362                 var title;
 363                 mw.config.set( {
 364                         wgScript: '/w/index.php',
 365                         wgArticlePath: '/wiki/$1'
 366                 } );
 367
 368                 title = new mw.Title( 'Foobar' );
 369                 assert.equal( title.getUrl(), '/wiki/Foobar', 'Basic functionality, getUrl uses mw.util.getUrl' );
 370                 assert.equal( title.getUrl( { action: 'edit' } ), '/w/index.php?title=Foobar&action=edit', 'Basic functionality, \'params\' parameter' );
 371
 372                 title = new mw.Title( 'John Doe', 3 );
 373                 assert.equal( title.getUrl(), '/wiki/User_talk:John_Doe', 'Escaping in title and namespace for urls' );
 374
 375                 title = new mw.Title( 'John Cena#And_His_Name_Is', 3 );
 376                 assert.equal( title.getUrl( { meme: true } ), '/w/index.php?title=User_talk:John_Cena&meme=true#And_His_Name_Is', 'title with fragment and query parameter' );
 377         } );
 378
 379         QUnit.test( 'newFromImg', 44, function ( assert ) {
 380                 var title, i, thisCase, prefix,
 381                         cases = [
 382                                 {
 383                                         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',
 384                                         typeOfUrl: 'Hashed thumb with shortened path',
 385                                         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)',
 386                                         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'
 387                                 },
 388
 389                                 {
 390                                         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',
 391                                         typeOfUrl: 'Hashed thumb with sha1-ed path',
 392                                         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)',
 393                                         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'
 394                                 },
 395
 396                                 {
 397                                         url: '/wiki/images/thumb/9/91/Anticlockwise_heliotrope%27s.jpg/99px-Anticlockwise_heliotrope%27s.jpg',
 398                                         typeOfUrl: 'Normal hashed directory thumbnail',
 399                                         nameText: 'Anticlockwise heliotrope\'s',
 400                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 401                                 },
 402
 403                                 {
 404                                         url: '/wiki/images/thumb/8/80/Wikipedia-logo-v2.svg/langde-150px-Wikipedia-logo-v2.svg.png',
 405                                         typeOfUrl: 'Normal hashed directory thumbnail with complex thumbnail parameters',
 406                                         nameText: 'Wikipedia-logo-v2',
 407                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 408                                 },
 409
 410                                 {
 411                                         url: '//upload.wikimedia.org/wikipedia/commons/thumb/8/80/Wikipedia-logo-v2.svg/150px-Wikipedia-logo-v2.svg.png',
 412                                         typeOfUrl: 'Commons thumbnail',
 413                                         nameText: 'Wikipedia-logo-v2',
 414                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 415                                 },
 416
 417                                 {
 418                                         url: '/wiki/images/9/91/Anticlockwise_heliotrope%27s.jpg',
 419                                         typeOfUrl: 'Full image',
 420                                         nameText: 'Anticlockwise heliotrope\'s',
 421                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 422                                 },
 423
 424                                 {
 425                                         url: 'http://localhost/thumb.php?f=Stuffless_Figaro%27s.jpg&width=180',
 426                                         typeOfUrl: 'thumb.php-based thumbnail',
 427                                         nameText: 'Stuffless Figaro\'s',
 428                                         prefixedText: 'File:Stuffless Figaro\'s.jpg'
 429                                 },
 430
 431                                 {
 432                                         url: '/wikipedia/commons/thumb/Wikipedia-logo-v2.svg/150px-Wikipedia-logo-v2.svg.png',
 433                                         typeOfUrl: 'Commons unhashed thumbnail',
 434                                         nameText: 'Wikipedia-logo-v2',
 435                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 436                                 },
 437
 438                                 {
 439                                         url: '/wikipedia/commons/thumb/Wikipedia-logo-v2.svg/langde-150px-Wikipedia-logo-v2.svg.png',
 440                                         typeOfUrl: 'Commons unhashed thumbnail with complex thumbnail parameters',
 441                                         nameText: 'Wikipedia-logo-v2',
 442                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 443                                 },
 444
 445                                 {
 446                                         url: '/wiki/images/Anticlockwise_heliotrope%27s.jpg',
 447                                         typeOfUrl: 'Unhashed local file',
 448                                         nameText: 'Anticlockwise heliotrope\'s',
 449                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 450                                 },
 451
 452                                 {
 453                                         url: '',
 454                                         typeOfUrl: 'Empty string'
 455                                 },
 456
 457                                 {
 458                                         url: 'foo',
 459                                         typeOfUrl: 'String with only alphabet characters'
 460                                 },
 461
 462                                 {
 463                                         url: 'foobar.foobar',
 464                                         typeOfUrl: 'Not a file path'
 465                                 },
 466
 467                                 {
 468                                         url: '/a/a0/blah blah blah',
 469                                         typeOfUrl: 'Space characters'
 470                                 }
 471                         ];
 472
 473                 for ( i = 0; i < cases.length; i++ ) {
 474                         thisCase = cases[ i ];
 475                         title = mw.Title.newFromImg( { src: thisCase.url } );
 476
 477                         if ( thisCase.nameText !== undefined ) {
 478                                 prefix = '[' + thisCase.typeOfUrl + ' URL' + '] ';
 479
 480                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 481                                 assert.equal( title.getNameText(), thisCase.nameText, prefix + 'Filename matches original' );
 482                                 assert.equal( title.getPrefixedText(), thisCase.prefixedText, prefix + 'File page title matches original' );
 483                                 assert.equal( title.getNamespaceId(), 6, prefix + 'Namespace ID matches File namespace' );
 484                         } else {
 485                                 assert.strictEqual( title, null, thisCase.typeOfUrl + ', should not produce an mw.Title object' );
 486                         }
 487                 }
 488         } );
 489
 490         QUnit.test( 'getRelativeText', 5, function ( assert ) {
 491                 var i, thisCase, title,
 492                         cases = [
 493                                 {
 494                                         text: 'asd',
 495                                         relativeTo: 123,
 496                                         expectedResult: ':Asd'
 497                                 },
 498                                 {
 499                                         text: 'dfg',
 500                                         relativeTo: 0,
 501                                         expectedResult: 'Dfg'
 502                                 },
 503                                 {
 504                                         text: 'Template:Ghj',
 505                                         relativeTo: 0,
 506                                         expectedResult: 'Template:Ghj'
 507                                 },
 508                                 {
 509                                         text: 'Template:1',
 510                                         relativeTo: 10,
 511                                         expectedResult: '1'
 512                                 },
 513                                 {
 514                                         text: 'User:Hi',
 515                                         relativeTo: 10,
 516                                         expectedResult: 'User:Hi'
 517                                 }
 518                         ];
 519
 520                 for ( i = 0; i < cases.length; i++ ) {
 521                         thisCase = cases[ i ];
 522
 523                         title = mw.Title.newFromText( thisCase.text );
 524                         assert.equal( title.getRelativeText( thisCase.relativeTo ), thisCase.expectedResult );
 525                 }
 526         } );
 527
 528         QUnit.test( 'normalizeExtension', 5, function ( assert ) {
 529                 var extension, i, thisCase, prefix,
 530                         cases = [
 531                                 {
 532                                         extension: 'png',
 533                                         expected: 'png',
 534                                         description: 'Extension already in canonical form'
 535                                 },
 536                                 {
 537                                         extension: 'PNG',
 538                                         expected: 'png',
 539                                         description: 'Extension lowercased in canonical form'
 540                                 },
 541                                 {
 542                                         extension: 'jpeg',
 543                                         expected: 'jpg',
 544                                         description: 'Extension changed in canonical form'
 545                                 },
 546                                 {
 547                                         extension: 'JPEG',
 548                                         expected: 'jpg',
 549                                         description: 'Extension lowercased and changed in canonical form'
 550                                 },
 551                                 {
 552                                         extension: '~~~',
 553                                         expected: '',
 554                                         description: 'Extension invalid and discarded'
 555                                 }
 556                         ];
 557
 558                 for ( i = 0; i < cases.length; i++ ) {
 559                         thisCase = cases[ i ];
 560                         extension = mw.Title.normalizeExtension( thisCase.extension );
 561
 562                         prefix = '[' + thisCase.description + '] ';
 563                         assert.equal( extension, thisCase.expected, prefix + 'Extension as expected' );
 564                 }
 565         } );
 566
 567         QUnit.test( 'newFromUserInput', 12, function ( assert ) {
 568                 var title, i, thisCase, prefix,
 569                         cases = [
 570                                 {
 571                                         title: 'DCS0001557854455.JPG',
 572                                         expected: 'DCS0001557854455.JPG',
 573                                         description: 'Title in normal namespace without anything invalid but with "file extension"'
 574                                 },
 575                                 {
 576                                         title: 'MediaWiki:Msg-awesome',
 577                                         expected: 'MediaWiki:Msg-awesome',
 578                                         description: 'Full title (page in MediaWiki namespace) supplied as string'
 579                                 },
 580                                 {
 581                                         title: 'The/Mw/Sound.flac',
 582                                         defaultNamespace: -2,
 583                                         expected: 'Media:The-Mw-Sound.flac',
 584                                         description: 'Page in Media-namespace without explicit options'
 585                                 },
 586                                 {
 587                                         title: 'File:The/Mw/Sound.kml',
 588                                         defaultNamespace: 6,
 589                                         options: {
 590                                                 forUploading: false
 591                                         },
 592                                         expected: 'File:The/Mw/Sound.kml',
 593                                         description: 'Page in File-namespace without explicit options'
 594                                 },
 595                                 {
 596                                         title: 'File:Foo.JPEG',
 597                                         expected: 'File:Foo.JPEG',
 598                                         description: 'Page in File-namespace with non-canonical extension'
 599                                 },
 600                                 {
 601                                         title: 'File:Foo.JPEG  ',
 602                                         expected: 'File:Foo.JPEG',
 603                                         description: 'Page in File-namespace with trailing whitespace'
 604                                 }
 605                         ];
 606
 607                 for ( i = 0; i < cases.length; i++ ) {
 608                         thisCase = cases[ i ];
 609                         title = mw.Title.newFromUserInput( thisCase.title, thisCase.defaultNamespace, thisCase.options );
 610
 611                         if ( thisCase.expected !== undefined ) {
 612                                 prefix = '[' + thisCase.description + '] ';
 613
 614                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 615                                 assert.equal( title.toText(), thisCase.expected, prefix + 'Title as expected' );
 616                         } else {
 617                                 assert.strictEqual( title, null, thisCase.description + ', should not produce an mw.Title object' );
 618                         }
 619                 }
 620         } );
 621
 622         QUnit.test( 'newFromFileName', 54, function ( assert ) {
 623                 var title, i, thisCase, prefix,
 624                         cases = [
 625                                 {
 626                                         fileName: 'DCS0001557854455.JPG',
 627                                         typeOfName: 'Standard camera output',
 628                                         nameText: 'DCS0001557854455',
 629                                         prefixedText: 'File:DCS0001557854455.JPG'
 630                                 },
 631                                 {
 632                                         fileName: 'File:Sample.png',
 633                                         typeOfName: 'Carrying namespace',
 634                                         nameText: 'File-Sample',
 635                                         prefixedText: 'File:File-Sample.png'
 636                                 },
 637                                 {
 638                                         fileName: 'Treppe 2222 Test upload.jpg',
 639                                         typeOfName: 'File name with spaces in it and lower case file extension',
 640                                         nameText: 'Treppe 2222 Test upload',
 641                                         prefixedText: 'File:Treppe 2222 Test upload.jpg'
 642                                 },
 643                                 {
 644                                         fileName: 'I contain a \ttab.jpg',
 645                                         typeOfName: 'Name containing a tab character',
 646                                         nameText: 'I contain a tab',
 647                                         prefixedText: 'File:I contain a tab.jpg'
 648                                 },
 649                                 {
 650                                         fileName: 'I_contain multiple__ ___ _underscores.jpg',
 651                                         typeOfName: 'Name containing multiple underscores',
 652                                         nameText: 'I contain multiple underscores',
 653                                         prefixedText: 'File:I contain multiple underscores.jpg'
 654                                 },
 655                                 {
 656                                         fileName: 'I like ~~~~~~~~es.jpg',
 657                                         typeOfName: 'Name containing more than three consecutive tilde characters',
 658                                         nameText: 'I like ~~es',
 659                                         prefixedText: 'File:I like ~~es.jpg'
 660                                 },
 661                                 {
 662                                         fileName: 'BI\u200EDI.jpg',
 663                                         typeOfName: 'Name containing BIDI overrides',
 664                                         nameText: 'BIDI',
 665                                         prefixedText: 'File:BIDI.jpg'
 666                                 },
 667                                 {
 668                                         fileName: '100%ab progress.jpg',
 669                                         typeOfName: 'File name with URL encoding',
 670                                         nameText: '100% ab progress',
 671                                         prefixedText: 'File:100% ab progress.jpg'
 672                                 },
 673                                 {
 674                                         fileName: '<([>]):/#.jpg',
 675                                         typeOfName: 'File name with characters not permitted in titles that are replaced',
 676                                         nameText: '((()))---',
 677                                         prefixedText: 'File:((()))---.jpg'
 678                                 },
 679                                 {
 680                                         fileName: 'spaces\u0009\u2000\u200A\u200Bx.djvu',
 681                                         typeOfName: 'File name with different kind of spaces',
 682                                         nameText: 'Spaces \u200Bx',
 683                                         prefixedText: 'File:Spaces \u200Bx.djvu'
 684                                 },
 685                                 {
 686                                         fileName: 'dot.dot.dot.dot.dotdot',
 687                                         typeOfName: 'File name with a lot of dots',
 688                                         nameText: 'Dot.dot.dot.dot',
 689                                         prefixedText: 'File:Dot.dot.dot.dot.dotdot'
 690                                 },
 691                                 {
 692                                         fileName: 'dot. dot ._dot',
 693                                         typeOfName: 'File name with multiple dots and spaces',
 694                                         nameText: 'Dot. dot',
 695                                         prefixedText: 'File:Dot. dot. dot'
 696                                 },
 697                                 {
 698                                         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',
 699                                         typeOfName: 'File name longer than 240 bytes',
 700                                         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',
 701                                         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'
 702                                 },
 703                                 {
 704                                         fileName: '',
 705                                         typeOfName: 'Empty string'
 706                                 },
 707                                 {
 708                                         fileName: 'foo',
 709                                         typeOfName: 'String with only alphabet characters'
 710                                 }
 711                         ];
 712
 713                 for ( i = 0; i < cases.length; i++ ) {
 714                         thisCase = cases[ i ];
 715                         title = mw.Title.newFromFileName( thisCase.fileName );
 716
 717                         if ( thisCase.nameText !== undefined ) {
 718                                 prefix = '[' + thisCase.typeOfName + '] ';
 719
 720                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 721                                 assert.equal( title.getNameText(), thisCase.nameText, prefix + 'Filename matches original' );
 722                                 assert.equal( title.getPrefixedText(), thisCase.prefixedText, prefix + 'File page title matches original' );
 723                                 assert.equal( title.getNamespaceId(), 6, prefix + 'Namespace ID matches File namespace' );
 724                         } else {
 725                                 assert.strictEqual( title, null, thisCase.typeOfName + ', should not produce an mw.Title object' );
 726                         }
 727                 }
 728         } );
 729
 730 }( mediaWiki, jQuery ) );