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
 364                 // Config
 365                 mw.config.set( 'wgArticlePath', '/wiki/$1' );
 366
 367                 title = new mw.Title( 'Foobar' );
 368                 assert.equal( title.getUrl(), '/wiki/Foobar', 'Basic functionality, getUrl uses mw.util.getUrl' );
 369                 assert.equal( title.getUrl( { action: 'edit' } ), '/wiki/Foobar?action=edit', 'Basic functionality, \'params\' parameter' );
 370
 371                 title = new mw.Title( 'John Doe', 3 );
 372                 assert.equal( title.getUrl(), '/wiki/User_talk:John_Doe', 'Escaping in title and namespace for urls' );
 373
 374                 title = new mw.Title( 'John Cena#And_His_Name_Is', 3 );
 375                 assert.equal( title.getUrl( { meme: true } ), '/wiki/User_talk:John_Cena?meme=true#And_His_Name_Is', 'title with fragment and query parameter' );
 376         } );
 377
 378         QUnit.test( 'newFromImg', 44, function ( assert ) {
 379                 var title, i, thisCase, prefix,
 380                         cases = [
 381                                 {
 382                                         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',
 383                                         typeOfUrl: 'Hashed thumb with shortened path',
 384                                         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)',
 385                                         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'
 386                                 },
 387
 388                                 {
 389                                         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',
 390                                         typeOfUrl: 'Hashed thumb with sha1-ed path',
 391                                         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)',
 392                                         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'
 393                                 },
 394
 395                                 {
 396                                         url: '/wiki/images/thumb/9/91/Anticlockwise_heliotrope%27s.jpg/99px-Anticlockwise_heliotrope%27s.jpg',
 397                                         typeOfUrl: 'Normal hashed directory thumbnail',
 398                                         nameText: 'Anticlockwise heliotrope\'s',
 399                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 400                                 },
 401
 402                                 {
 403                                         url: '/wiki/images/thumb/8/80/Wikipedia-logo-v2.svg/langde-150px-Wikipedia-logo-v2.svg.png',
 404                                         typeOfUrl: 'Normal hashed directory thumbnail with complex thumbnail parameters',
 405                                         nameText: 'Wikipedia-logo-v2',
 406                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 407                                 },
 408
 409                                 {
 410                                         url: '//upload.wikimedia.org/wikipedia/commons/thumb/8/80/Wikipedia-logo-v2.svg/150px-Wikipedia-logo-v2.svg.png',
 411                                         typeOfUrl: 'Commons thumbnail',
 412                                         nameText: 'Wikipedia-logo-v2',
 413                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 414                                 },
 415
 416                                 {
 417                                         url: '/wiki/images/9/91/Anticlockwise_heliotrope%27s.jpg',
 418                                         typeOfUrl: 'Full image',
 419                                         nameText: 'Anticlockwise heliotrope\'s',
 420                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 421                                 },
 422
 423                                 {
 424                                         url: 'http://localhost/thumb.php?f=Stuffless_Figaro%27s.jpg&width=180',
 425                                         typeOfUrl: 'thumb.php-based thumbnail',
 426                                         nameText: 'Stuffless Figaro\'s',
 427                                         prefixedText: 'File:Stuffless Figaro\'s.jpg'
 428                                 },
 429
 430                                 {
 431                                         url: '/wikipedia/commons/thumb/Wikipedia-logo-v2.svg/150px-Wikipedia-logo-v2.svg.png',
 432                                         typeOfUrl: 'Commons unhashed thumbnail',
 433                                         nameText: 'Wikipedia-logo-v2',
 434                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 435                                 },
 436
 437                                 {
 438                                         url: '/wikipedia/commons/thumb/Wikipedia-logo-v2.svg/langde-150px-Wikipedia-logo-v2.svg.png',
 439                                         typeOfUrl: 'Commons unhashed thumbnail with complex thumbnail parameters',
 440                                         nameText: 'Wikipedia-logo-v2',
 441                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 442                                 },
 443
 444                                 {
 445                                         url: '/wiki/images/Anticlockwise_heliotrope%27s.jpg',
 446                                         typeOfUrl: 'Unhashed local file',
 447                                         nameText: 'Anticlockwise heliotrope\'s',
 448                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 449                                 },
 450
 451                                 {
 452                                         url: '',
 453                                         typeOfUrl: 'Empty string'
 454                                 },
 455
 456                                 {
 457                                         url: 'foo',
 458                                         typeOfUrl: 'String with only alphabet characters'
 459                                 },
 460
 461                                 {
 462                                         url: 'foobar.foobar',
 463                                         typeOfUrl: 'Not a file path'
 464                                 },
 465
 466                                 {
 467                                         url: '/a/a0/blah blah blah',
 468                                         typeOfUrl: 'Space characters'
 469                                 }
 470                         ];
 471
 472                 for ( i = 0; i < cases.length; i++ ) {
 473                         thisCase = cases[ i ];
 474                         title = mw.Title.newFromImg( { src: thisCase.url } );
 475
 476                         if ( thisCase.nameText !== undefined ) {
 477                                 prefix = '[' + thisCase.typeOfUrl + ' URL' + '] ';
 478
 479                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 480                                 assert.equal( title.getNameText(), thisCase.nameText, prefix + 'Filename matches original' );
 481                                 assert.equal( title.getPrefixedText(), thisCase.prefixedText, prefix + 'File page title matches original' );
 482                                 assert.equal( title.getNamespaceId(), 6, prefix + 'Namespace ID matches File namespace' );
 483                         } else {
 484                                 assert.strictEqual( title, null, thisCase.typeOfUrl + ', should not produce an mw.Title object' );
 485                         }
 486                 }
 487         } );
 488
 489         QUnit.test( 'getRelativeText', 5, function ( assert ) {
 490                 var i, thisCase, title,
 491                         cases = [
 492                                 {
 493                                         text: 'asd',
 494                                         relativeTo: 123,
 495                                         expectedResult: ':Asd'
 496                                 },
 497                                 {
 498                                         text: 'dfg',
 499                                         relativeTo: 0,
 500                                         expectedResult: 'Dfg'
 501                                 },
 502                                 {
 503                                         text: 'Template:Ghj',
 504                                         relativeTo: 0,
 505                                         expectedResult: 'Template:Ghj'
 506                                 },
 507                                 {
 508                                         text: 'Template:1',
 509                                         relativeTo: 10,
 510                                         expectedResult: '1'
 511                                 },
 512                                 {
 513                                         text: 'User:Hi',
 514                                         relativeTo: 10,
 515                                         expectedResult: 'User:Hi'
 516                                 }
 517                         ];
 518
 519                 for ( i = 0; i < cases.length; i++ ) {
 520                         thisCase = cases[ i ];
 521
 522                         title = mw.Title.newFromText( thisCase.text );
 523                         assert.equal( title.getRelativeText( thisCase.relativeTo ), thisCase.expectedResult );
 524                 }
 525         } );
 526
 527         QUnit.test( 'normalizeExtension', 5, function ( assert ) {
 528                 var extension, i, thisCase, prefix,
 529                         cases = [
 530                                 {
 531                                         extension: 'png',
 532                                         expected: 'png',
 533                                         description: 'Extension already in canonical form'
 534                                 },
 535                                 {
 536                                         extension: 'PNG',
 537                                         expected: 'png',
 538                                         description: 'Extension lowercased in canonical form'
 539                                 },
 540                                 {
 541                                         extension: 'jpeg',
 542                                         expected: 'jpg',
 543                                         description: 'Extension changed in canonical form'
 544                                 },
 545                                 {
 546                                         extension: 'JPEG',
 547                                         expected: 'jpg',
 548                                         description: 'Extension lowercased and changed in canonical form'
 549                                 },
 550                                 {
 551                                         extension: '~~~',
 552                                         expected: '',
 553                                         description: 'Extension invalid and discarded'
 554                                 }
 555                         ];
 556
 557                 for ( i = 0; i < cases.length; i++ ) {
 558                         thisCase = cases[ i ];
 559                         extension = mw.Title.normalizeExtension( thisCase.extension );
 560
 561                         prefix = '[' + thisCase.description + '] ';
 562                         assert.equal( extension, thisCase.expected, prefix + 'Extension as expected' );
 563                 }
 564         } );
 565
 566         QUnit.test( 'newFromUserInput', 12, function ( assert ) {
 567                 var title, i, thisCase, prefix,
 568                         cases = [
 569                                 {
 570                                         title: 'DCS0001557854455.JPG',
 571                                         expected: 'DCS0001557854455.JPG',
 572                                         description: 'Title in normal namespace without anything invalid but with "file extension"'
 573                                 },
 574                                 {
 575                                         title: 'MediaWiki:Msg-awesome',
 576                                         expected: 'MediaWiki:Msg-awesome',
 577                                         description: 'Full title (page in MediaWiki namespace) supplied as string'
 578                                 },
 579                                 {
 580                                         title: 'The/Mw/Sound.flac',
 581                                         defaultNamespace: -2,
 582                                         expected: 'Media:The-Mw-Sound.flac',
 583                                         description: 'Page in Media-namespace without explicit options'
 584                                 },
 585                                 {
 586                                         title: 'File:The/Mw/Sound.kml',
 587                                         defaultNamespace: 6,
 588                                         options: {
 589                                                 forUploading: false
 590                                         },
 591                                         expected: 'File:The/Mw/Sound.kml',
 592                                         description: 'Page in File-namespace without explicit options'
 593                                 },
 594                                 {
 595                                         title: 'File:Foo.JPEG',
 596                                         expected: 'File:Foo.JPEG',
 597                                         description: 'Page in File-namespace with non-canonical extension'
 598                                 },
 599                                 {
 600                                         title: 'File:Foo.JPEG  ',
 601                                         expected: 'File:Foo.JPEG',
 602                                         description: 'Page in File-namespace with trailing whitespace'
 603                                 }
 604                         ];
 605
 606                 for ( i = 0; i < cases.length; i++ ) {
 607                         thisCase = cases[ i ];
 608                         title = mw.Title.newFromUserInput( thisCase.title, thisCase.defaultNamespace, thisCase.options );
 609
 610                         if ( thisCase.expected !== undefined ) {
 611                                 prefix = '[' + thisCase.description + '] ';
 612
 613                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 614                                 assert.equal( title.toText(), thisCase.expected, prefix + 'Title as expected' );
 615                         } else {
 616                                 assert.strictEqual( title, null, thisCase.description + ', should not produce an mw.Title object' );
 617                         }
 618                 }
 619         } );
 620
 621         QUnit.test( 'newFromFileName', 54, function ( assert ) {
 622                 var title, i, thisCase, prefix,
 623                         cases = [
 624                                 {
 625                                         fileName: 'DCS0001557854455.JPG',
 626                                         typeOfName: 'Standard camera output',
 627                                         nameText: 'DCS0001557854455',
 628                                         prefixedText: 'File:DCS0001557854455.JPG'
 629                                 },
 630                                 {
 631                                         fileName: 'File:Sample.png',
 632                                         typeOfName: 'Carrying namespace',
 633                                         nameText: 'File-Sample',
 634                                         prefixedText: 'File:File-Sample.png'
 635                                 },
 636                                 {
 637                                         fileName: 'Treppe 2222 Test upload.jpg',
 638                                         typeOfName: 'File name with spaces in it and lower case file extension',
 639                                         nameText: 'Treppe 2222 Test upload',
 640                                         prefixedText: 'File:Treppe 2222 Test upload.jpg'
 641                                 },
 642                                 {
 643                                         fileName: 'I contain a \ttab.jpg',
 644                                         typeOfName: 'Name containing a tab character',
 645                                         nameText: 'I contain a tab',
 646                                         prefixedText: 'File:I contain a tab.jpg'
 647                                 },
 648                                 {
 649                                         fileName: 'I_contain multiple__ ___ _underscores.jpg',
 650                                         typeOfName: 'Name containing multiple underscores',
 651                                         nameText: 'I contain multiple underscores',
 652                                         prefixedText: 'File:I contain multiple underscores.jpg'
 653                                 },
 654                                 {
 655                                         fileName: 'I like ~~~~~~~~es.jpg',
 656                                         typeOfName: 'Name containing more than three consecutive tilde characters',
 657                                         nameText: 'I like ~~es',
 658                                         prefixedText: 'File:I like ~~es.jpg'
 659                                 },
 660                                 {
 661                                         fileName: 'BI\u200EDI.jpg',
 662                                         typeOfName: 'Name containing BIDI overrides',
 663                                         nameText: 'BIDI',
 664                                         prefixedText: 'File:BIDI.jpg'
 665                                 },
 666                                 {
 667                                         fileName: '100%ab progress.jpg',
 668                                         typeOfName: 'File name with URL encoding',
 669                                         nameText: '100% ab progress',
 670                                         prefixedText: 'File:100% ab progress.jpg'
 671                                 },
 672                                 {
 673                                         fileName: '<([>]):/#.jpg',
 674                                         typeOfName: 'File name with characters not permitted in titles that are replaced',
 675                                         nameText: '((()))---',
 676                                         prefixedText: 'File:((()))---.jpg'
 677                                 },
 678                                 {
 679                                         fileName: 'spaces\u0009\u2000\u200A\u200Bx.djvu',
 680                                         typeOfName: 'File name with different kind of spaces',
 681                                         nameText: 'Spaces \u200Bx',
 682                                         prefixedText: 'File:Spaces \u200Bx.djvu'
 683                                 },
 684                                 {
 685                                         fileName: 'dot.dot.dot.dot.dotdot',
 686                                         typeOfName: 'File name with a lot of dots',
 687                                         nameText: 'Dot.dot.dot.dot',
 688                                         prefixedText: 'File:Dot.dot.dot.dot.dotdot'
 689                                 },
 690                                 {
 691                                         fileName: 'dot. dot ._dot',
 692                                         typeOfName: 'File name with multiple dots and spaces',
 693                                         nameText: 'Dot. dot',
 694                                         prefixedText: 'File:Dot. dot. dot'
 695                                 },
 696                                 {
 697                                         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',
 698                                         typeOfName: 'File name longer than 240 bytes',
 699                                         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',
 700                                         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'
 701                                 },
 702                                 {
 703                                         fileName: '',
 704                                         typeOfName: 'Empty string'
 705                                 },
 706                                 {
 707                                         fileName: 'foo',
 708                                         typeOfName: 'String with only alphabet characters'
 709                                 }
 710                         ];
 711
 712                 for ( i = 0; i < cases.length; i++ ) {
 713                         thisCase = cases[ i ];
 714                         title = mw.Title.newFromFileName( thisCase.fileName );
 715
 716                         if ( thisCase.nameText !== undefined ) {
 717                                 prefix = '[' + thisCase.typeOfName + '] ';
 718
 719                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 720                                 assert.equal( title.getNameText(), thisCase.nameText, prefix + 'Filename matches original' );
 721                                 assert.equal( title.getPrefixedText(), thisCase.prefixedText, prefix + 'File page title matches original' );
 722                                 assert.equal( title.getNamespaceId(), 6, prefix + 'Namespace ID matches File namespace' );
 723                         } else {
 724                                 assert.strictEqual( title, null, thisCase.typeOfName + ', should not produce an mw.Title object' );
 725                         }
 726                 }
 727         } );
 728
 729 }( mediaWiki, jQuery ) );