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( 'Basic parsing', 21, function ( assert ) {
 169                 var title;
 170                 title = new mw.Title( 'File:Foo_bar.JPG' );
 171
 172                 assert.equal( title.getNamespaceId(), 6 );
 173                 assert.equal( title.getNamespacePrefix(), 'File:' );
 174                 assert.equal( title.getName(), 'Foo_bar' );
 175                 assert.equal( title.getNameText(), 'Foo bar' );
 176                 assert.equal( title.getExtension(), 'JPG' );
 177                 assert.equal( title.getDotExtension(), '.JPG' );
 178                 assert.equal( title.getMain(), 'Foo_bar.JPG' );
 179                 assert.equal( title.getMainText(), 'Foo bar.JPG' );
 180                 assert.equal( title.getPrefixedDb(), 'File:Foo_bar.JPG' );
 181                 assert.equal( title.getPrefixedText(), 'File:Foo bar.JPG' );
 182
 183                 title = new mw.Title( 'Foo#bar' );
 184                 assert.equal( title.getPrefixedText(), 'Foo' );
 185                 assert.equal( title.getFragment(), 'bar' );
 186
 187                 title = new mw.Title( '.foo' );
 188                 assert.equal( title.getPrefixedText(), '.foo' );
 189                 assert.equal( title.getName(), '' );
 190                 assert.equal( title.getNameText(), '' );
 191                 assert.equal( title.getExtension(), 'foo' );
 192                 assert.equal( title.getDotExtension(), '.foo' );
 193                 assert.equal( title.getMain(), '.foo' );
 194                 assert.equal( title.getMainText(), '.foo' );
 195                 assert.equal( title.getPrefixedDb(), '.foo' );
 196                 assert.equal( title.getPrefixedText(), '.foo' );
 197         } );
 198
 199         QUnit.test( 'Transformation', 11, function ( assert ) {
 200                 var title;
 201
 202                 title = new mw.Title( 'File:quux pif.jpg' );
 203                 assert.equal( title.getNameText(), 'Quux pif', 'First character of title' );
 204
 205                 title = new mw.Title( 'File:Glarg_foo_glang.jpg' );
 206                 assert.equal( title.getNameText(), 'Glarg foo glang', 'Underscores' );
 207
 208                 title = new mw.Title( 'User:ABC.DEF' );
 209                 assert.equal( title.toText(), 'User:ABC.DEF', 'Round trip text' );
 210                 assert.equal( title.getNamespaceId(), 2, 'Parse canonical namespace prefix' );
 211
 212                 title = new mw.Title( 'Image:quux pix.jpg' );
 213                 assert.equal( title.getNamespacePrefix(), 'File:', 'Transform alias to canonical namespace' );
 214
 215                 title = new mw.Title( 'uSEr:hAshAr' );
 216                 assert.equal( title.toText(), 'User:HAshAr' );
 217                 assert.equal( title.getNamespaceId(), 2, 'Case-insensitive namespace prefix' );
 218
 219                 // Don't ask why, it's the way the backend works. One space is kept of each set.
 220                 title = new mw.Title( 'Foo  __  \t __ bar' );
 221                 assert.equal( title.getMain(), 'Foo_bar', 'Merge multiple types of whitespace/underscores into a single underscore' );
 222
 223                 // Regression test: Previously it would only detect an extension if there is no space after it
 224                 title = new mw.Title( 'Example.js  ' );
 225                 assert.equal( title.getExtension(), 'js', 'Space after an extension is stripped' );
 226
 227                 title = new mw.Title( 'Example#foo' );
 228                 assert.equal( title.getFragment(), 'foo', 'Fragment' );
 229
 230                 title = new mw.Title( 'Example#_foo_bar baz_' );
 231                 assert.equal( title.getFragment(), ' foo bar baz', 'Fragment' );
 232         } );
 233
 234         QUnit.test( 'Namespace detection and conversion', 10, function ( assert ) {
 235                 var title;
 236
 237                 title = new mw.Title( 'File:User:Example' );
 238                 assert.equal( title.getNamespaceId(), 6, 'Titles can contain namespace prefixes, which are otherwise ignored' );
 239
 240                 title = new mw.Title( 'Example', 6 );
 241                 assert.equal( title.getNamespaceId(), 6, 'Default namespace passed is used' );
 242
 243                 title = new mw.Title( 'User:Example', 6 );
 244                 assert.equal( title.getNamespaceId(), 2, 'Included namespace prefix overrides the given default' );
 245
 246                 title = new mw.Title( ':Example', 6 );
 247                 assert.equal( title.getNamespaceId(), 0, 'Colon forces main namespace' );
 248
 249                 title = new mw.Title( 'something.PDF', 6 );
 250                 assert.equal( title.toString(), 'File:Something.PDF' );
 251
 252                 title = new mw.Title( 'NeilK', 3 );
 253                 assert.equal( title.toString(), 'User_talk:NeilK' );
 254                 assert.equal( title.toText(), 'User talk:NeilK' );
 255
 256                 title = new mw.Title( 'Frobisher', 100 );
 257                 assert.equal( title.toString(), 'Penguins:Frobisher' );
 258
 259                 title = new mw.Title( 'antarctic_waterfowl:flightless_yet_cute.jpg' );
 260                 assert.equal( title.toString(), 'Penguins:Flightless_yet_cute.jpg' );
 261
 262                 title = new mw.Title( 'Penguins:flightless_yet_cute.jpg' );
 263                 assert.equal( title.toString(), 'Penguins:Flightless_yet_cute.jpg' );
 264         } );
 265
 266         QUnit.test( 'Throw error on invalid title', 1, function ( assert ) {
 267                 assert.throws( function () {
 268                         return new mw.Title( '' );
 269                 }, 'Throw error on empty string' );
 270         } );
 271
 272         QUnit.test( 'Case-sensivity', 3, function ( assert ) {
 273                 var title;
 274
 275                 // Default config
 276                 mw.config.set( 'wgCaseSensitiveNamespaces', [] );
 277
 278                 title = new mw.Title( 'article' );
 279                 assert.equal( title.toString(), 'Article', 'Default config: No sensitive namespaces by default. First-letter becomes uppercase' );
 280
 281                 // $wgCapitalLinks = false;
 282                 mw.config.set( 'wgCaseSensitiveNamespaces', [ 0, -2, 1, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15 ] );
 283
 284                 title = new mw.Title( 'article' );
 285                 assert.equal( title.toString(), 'article', '$wgCapitalLinks=false: Article namespace is sensitive, first-letter case stays lowercase' );
 286
 287                 title = new mw.Title( 'john', 2 );
 288                 assert.equal( title.toString(), 'User:John', '$wgCapitalLinks=false: User namespace is insensitive, first-letter becomes uppercase' );
 289         } );
 290
 291         QUnit.test( 'toString / toText', 2, function ( assert ) {
 292                 var title = new mw.Title( 'Some random page' );
 293
 294                 assert.equal( title.toString(), title.getPrefixedDb() );
 295                 assert.equal( title.toText(), title.getPrefixedText() );
 296         } );
 297
 298         QUnit.test( 'getExtension', 7, function ( assert ) {
 299                 function extTest( pagename, ext, description ) {
 300                         var title = new mw.Title( pagename );
 301                         assert.equal( title.getExtension(), ext, description || pagename );
 302                 }
 303
 304                 extTest( 'MediaWiki:Vector.js', 'js' );
 305                 extTest( 'User:Example/common.css', 'css' );
 306                 extTest( 'File:Example.longextension', 'longextension', 'Extension parsing not limited (bug 36151)' );
 307                 extTest( 'Example/information.json', 'json', 'Extension parsing not restricted from any namespace' );
 308                 extTest( 'Foo.', null, 'Trailing dot is not an extension' );
 309                 extTest( 'Foo..', null, 'Trailing dots are not an extension' );
 310                 extTest( 'Foo.a.', null, 'Page name with dots and ending in a dot does not have an extension' );
 311
 312                 // @broken: Throws an exception
 313                 // extTest( '.NET', null, 'Leading dot is (or is not?) an extension' );
 314         } );
 315
 316         QUnit.test( 'exists', 3, function ( assert ) {
 317                 var title;
 318
 319                 // Empty registry, checks default to null
 320
 321                 title = new mw.Title( 'Some random page', 4 );
 322                 assert.strictEqual( title.exists(), null, 'Return null with empty existance registry' );
 323
 324                 // Basic registry, checks default to boolean
 325                 mw.Title.exist.set( [ 'Does_exist', 'User_talk:NeilK', 'Wikipedia:Sandbox_rules' ], true );
 326                 mw.Title.exist.set( [ 'Does_not_exist', 'User:John', 'Foobar' ], false );
 327
 328                 title = new mw.Title( 'Project:Sandbox rules' );
 329                 assert.assertTrue( title.exists(), 'Return true for page titles marked as existing' );
 330                 title = new mw.Title( 'Foobar' );
 331                 assert.assertFalse( title.exists(), 'Return false for page titles marked as nonexistent' );
 332
 333         } );
 334
 335         QUnit.test( 'getUrl', 4, function ( assert ) {
 336                 var title;
 337
 338                 // Config
 339                 mw.config.set( 'wgArticlePath', '/wiki/$1' );
 340
 341                 title = new mw.Title( 'Foobar' );
 342                 assert.equal( title.getUrl(), '/wiki/Foobar', 'Basic functionality, getUrl uses mw.util.getUrl' );
 343                 assert.equal( title.getUrl( { action: 'edit' } ), '/wiki/Foobar?action=edit', 'Basic functionality, \'params\' parameter' );
 344
 345                 title = new mw.Title( 'John Doe', 3 );
 346                 assert.equal( title.getUrl(), '/wiki/User_talk:John_Doe', 'Escaping in title and namespace for urls' );
 347
 348                 title = new mw.Title( 'John Cena#And_His_Name_Is', 3 );
 349                 assert.equal( title.getUrl( { meme: true } ), '/wiki/User_talk:John_Cena?meme=true#And_His_Name_Is', 'title with fragment and query parameter' );
 350         } );
 351
 352         QUnit.test( 'newFromImg', 44, function ( assert ) {
 353                 var title, i, thisCase, prefix,
 354                         cases = [
 355                                 {
 356                                         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',
 357                                         typeOfUrl: 'Hashed thumb with shortened path',
 358                                         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)',
 359                                         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'
 360                                 },
 361
 362                                 {
 363                                         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',
 364                                         typeOfUrl: 'Hashed thumb with sha1-ed path',
 365                                         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)',
 366                                         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'
 367                                 },
 368
 369                                 {
 370                                         url: '/wiki/images/thumb/9/91/Anticlockwise_heliotrope%27s.jpg/99px-Anticlockwise_heliotrope%27s.jpg',
 371                                         typeOfUrl: 'Normal hashed directory thumbnail',
 372                                         nameText: 'Anticlockwise heliotrope\'s',
 373                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 374                                 },
 375
 376                                 {
 377                                         url: '/wiki/images/thumb/8/80/Wikipedia-logo-v2.svg/langde-150px-Wikipedia-logo-v2.svg.png',
 378                                         typeOfUrl: 'Normal hashed directory thumbnail with complex thumbnail parameters',
 379                                         nameText: 'Wikipedia-logo-v2',
 380                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 381                                 },
 382
 383                                 {
 384                                         url: '//upload.wikimedia.org/wikipedia/commons/thumb/8/80/Wikipedia-logo-v2.svg/150px-Wikipedia-logo-v2.svg.png',
 385                                         typeOfUrl: 'Commons thumbnail',
 386                                         nameText: 'Wikipedia-logo-v2',
 387                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 388                                 },
 389
 390                                 {
 391                                         url: '/wiki/images/9/91/Anticlockwise_heliotrope%27s.jpg',
 392                                         typeOfUrl: 'Full image',
 393                                         nameText: 'Anticlockwise heliotrope\'s',
 394                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 395                                 },
 396
 397                                 {
 398                                         url: 'http://localhost/thumb.php?f=Stuffless_Figaro%27s.jpg&width=180',
 399                                         typeOfUrl: 'thumb.php-based thumbnail',
 400                                         nameText: 'Stuffless Figaro\'s',
 401                                         prefixedText: 'File:Stuffless Figaro\'s.jpg'
 402                                 },
 403
 404                                 {
 405                                         url: '/wikipedia/commons/thumb/Wikipedia-logo-v2.svg/150px-Wikipedia-logo-v2.svg.png',
 406                                         typeOfUrl: 'Commons unhashed thumbnail',
 407                                         nameText: 'Wikipedia-logo-v2',
 408                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 409                                 },
 410
 411                                 {
 412                                         url: '/wikipedia/commons/thumb/Wikipedia-logo-v2.svg/langde-150px-Wikipedia-logo-v2.svg.png',
 413                                         typeOfUrl: 'Commons unhashed thumbnail with complex thumbnail parameters',
 414                                         nameText: 'Wikipedia-logo-v2',
 415                                         prefixedText: 'File:Wikipedia-logo-v2.svg'
 416                                 },
 417
 418                                 {
 419                                         url: '/wiki/images/Anticlockwise_heliotrope%27s.jpg',
 420                                         typeOfUrl: 'Unhashed local file',
 421                                         nameText: 'Anticlockwise heliotrope\'s',
 422                                         prefixedText: 'File:Anticlockwise heliotrope\'s.jpg'
 423                                 },
 424
 425                                 {
 426                                         url: '',
 427                                         typeOfUrl: 'Empty string'
 428                                 },
 429
 430                                 {
 431                                         url: 'foo',
 432                                         typeOfUrl: 'String with only alphabet characters'
 433                                 },
 434
 435                                 {
 436                                         url: 'foobar.foobar',
 437                                         typeOfUrl: 'Not a file path'
 438                                 },
 439
 440                                 {
 441                                         url: '/a/a0/blah blah blah',
 442                                         typeOfUrl: 'Space characters'
 443                                 }
 444                         ];
 445
 446                 for ( i = 0; i < cases.length; i++ ) {
 447                         thisCase = cases[ i ];
 448                         title = mw.Title.newFromImg( { src: thisCase.url } );
 449
 450                         if ( thisCase.nameText !== undefined ) {
 451                                 prefix = '[' + thisCase.typeOfUrl + ' URL' + '] ';
 452
 453                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 454                                 assert.equal( title.getNameText(), thisCase.nameText, prefix + 'Filename matches original' );
 455                                 assert.equal( title.getPrefixedText(), thisCase.prefixedText, prefix + 'File page title matches original' );
 456                                 assert.equal( title.getNamespaceId(), 6, prefix + 'Namespace ID matches File namespace' );
 457                         } else {
 458                                 assert.strictEqual( title, null, thisCase.typeOfUrl + ', should not produce an mw.Title object' );
 459                         }
 460                 }
 461         } );
 462
 463         QUnit.test( 'getRelativeText', 5, function ( assert ) {
 464                 var i, thisCase, title,
 465                         cases = [
 466                                 {
 467                                         text: 'asd',
 468                                         relativeTo: 123,
 469                                         expectedResult: ':Asd'
 470                                 },
 471                                 {
 472                                         text: 'dfg',
 473                                         relativeTo: 0,
 474                                         expectedResult: 'Dfg'
 475                                 },
 476                                 {
 477                                         text: 'Template:Ghj',
 478                                         relativeTo: 0,
 479                                         expectedResult: 'Template:Ghj'
 480                                 },
 481                                 {
 482                                         text: 'Template:1',
 483                                         relativeTo: 10,
 484                                         expectedResult: '1'
 485                                 },
 486                                 {
 487                                         text: 'User:Hi',
 488                                         relativeTo: 10,
 489                                         expectedResult: 'User:Hi'
 490                                 }
 491                         ];
 492
 493                 for ( i = 0; i < cases.length; i++ ) {
 494                         thisCase = cases[ i ];
 495
 496                         title = mw.Title.newFromText( thisCase.text );
 497                         assert.equal( title.getRelativeText( thisCase.relativeTo ), thisCase.expectedResult );
 498                 }
 499         } );
 500
 501         QUnit.test( 'normalizeExtension', 5, function ( assert ) {
 502                 var extension, i, thisCase, prefix,
 503                         cases = [
 504                                 {
 505                                         extension: 'png',
 506                                         expected: 'png',
 507                                         description: 'Extension already in canonical form'
 508                                 },
 509                                 {
 510                                         extension: 'PNG',
 511                                         expected: 'png',
 512                                         description: 'Extension lowercased in canonical form'
 513                                 },
 514                                 {
 515                                         extension: 'jpeg',
 516                                         expected: 'jpg',
 517                                         description: 'Extension changed in canonical form'
 518                                 },
 519                                 {
 520                                         extension: 'JPEG',
 521                                         expected: 'jpg',
 522                                         description: 'Extension lowercased and changed in canonical form'
 523                                 },
 524                                 {
 525                                         extension: '~~~',
 526                                         expected: '',
 527                                         description: 'Extension invalid and discarded'
 528                                 }
 529                         ];
 530
 531                 for ( i = 0; i < cases.length; i++ ) {
 532                         thisCase = cases[ i ];
 533                         extension = mw.Title.normalizeExtension( thisCase.extension );
 534
 535                         prefix = '[' + thisCase.description + '] ';
 536                         assert.equal( extension, thisCase.expected, prefix + 'Extension as expected' );
 537                 }
 538         } );
 539
 540         QUnit.test( 'newFromUserInput', 12, function ( assert ) {
 541                 var title, i, thisCase, prefix,
 542                         cases = [
 543                                 {
 544                                         title: 'DCS0001557854455.JPG',
 545                                         expected: 'DCS0001557854455.JPG',
 546                                         description: 'Title in normal namespace without anything invalid but with "file extension"'
 547                                 },
 548                                 {
 549                                         title: 'MediaWiki:Msg-awesome',
 550                                         expected: 'MediaWiki:Msg-awesome',
 551                                         description: 'Full title (page in MediaWiki namespace) supplied as string'
 552                                 },
 553                                 {
 554                                         title: 'The/Mw/Sound.flac',
 555                                         defaultNamespace: -2,
 556                                         expected: 'Media:The-Mw-Sound.flac',
 557                                         description: 'Page in Media-namespace without explicit options'
 558                                 },
 559                                 {
 560                                         title: 'File:The/Mw/Sound.kml',
 561                                         defaultNamespace: 6,
 562                                         options: {
 563                                                 forUploading: false
 564                                         },
 565                                         expected: 'File:The/Mw/Sound.kml',
 566                                         description: 'Page in File-namespace without explicit options'
 567                                 },
 568                                 {
 569                                         title: 'File:Foo.JPEG',
 570                                         expected: 'File:Foo.JPEG',
 571                                         description: 'Page in File-namespace with non-canonical extension'
 572                                 },
 573                                 {
 574                                         title: 'File:Foo.JPEG  ',
 575                                         expected: 'File:Foo.JPEG',
 576                                         description: 'Page in File-namespace with trailing whitespace'
 577                                 }
 578                         ];
 579
 580                 for ( i = 0; i < cases.length; i++ ) {
 581                         thisCase = cases[ i ];
 582                         title = mw.Title.newFromUserInput( thisCase.title, thisCase.defaultNamespace, thisCase.options );
 583
 584                         if ( thisCase.expected !== undefined ) {
 585                                 prefix = '[' + thisCase.description + '] ';
 586
 587                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 588                                 assert.equal( title.toText(), thisCase.expected, prefix + 'Title as expected' );
 589                         } else {
 590                                 assert.strictEqual( title, null, thisCase.description + ', should not produce an mw.Title object' );
 591                         }
 592                 }
 593         } );
 594
 595         QUnit.test( 'newFromFileName', 54, function ( assert ) {
 596                 var title, i, thisCase, prefix,
 597                         cases = [
 598                                 {
 599                                         fileName: 'DCS0001557854455.JPG',
 600                                         typeOfName: 'Standard camera output',
 601                                         nameText: 'DCS0001557854455',
 602                                         prefixedText: 'File:DCS0001557854455.JPG'
 603                                 },
 604                                 {
 605                                         fileName: 'File:Sample.png',
 606                                         typeOfName: 'Carrying namespace',
 607                                         nameText: 'File-Sample',
 608                                         prefixedText: 'File:File-Sample.png'
 609                                 },
 610                                 {
 611                                         fileName: 'Treppe 2222 Test upload.jpg',
 612                                         typeOfName: 'File name with spaces in it and lower case file extension',
 613                                         nameText: 'Treppe 2222 Test upload',
 614                                         prefixedText: 'File:Treppe 2222 Test upload.jpg'
 615                                 },
 616                                 {
 617                                         fileName: 'I contain a \ttab.jpg',
 618                                         typeOfName: 'Name containing a tab character',
 619                                         nameText: 'I contain a tab',
 620                                         prefixedText: 'File:I contain a tab.jpg'
 621                                 },
 622                                 {
 623                                         fileName: 'I_contain multiple__ ___ _underscores.jpg',
 624                                         typeOfName: 'Name containing multiple underscores',
 625                                         nameText: 'I contain multiple underscores',
 626                                         prefixedText: 'File:I contain multiple underscores.jpg'
 627                                 },
 628                                 {
 629                                         fileName: 'I like ~~~~~~~~es.jpg',
 630                                         typeOfName: 'Name containing more than three consecutive tilde characters',
 631                                         nameText: 'I like ~~es',
 632                                         prefixedText: 'File:I like ~~es.jpg'
 633                                 },
 634                                 {
 635                                         fileName: 'BI\u200EDI.jpg',
 636                                         typeOfName: 'Name containing BIDI overrides',
 637                                         nameText: 'BIDI',
 638                                         prefixedText: 'File:BIDI.jpg'
 639                                 },
 640                                 {
 641                                         fileName: '100%ab progress.jpg',
 642                                         typeOfName: 'File name with URL encoding',
 643                                         nameText: '100% ab progress',
 644                                         prefixedText: 'File:100% ab progress.jpg'
 645                                 },
 646                                 {
 647                                         fileName: '<([>]):/#.jpg',
 648                                         typeOfName: 'File name with characters not permitted in titles that are replaced',
 649                                         nameText: '((()))---',
 650                                         prefixedText: 'File:((()))---.jpg'
 651                                 },
 652                                 {
 653                                         fileName: 'spaces\u0009\u2000\u200A\u200Bx.djvu',
 654                                         typeOfName: 'File name with different kind of spaces',
 655                                         nameText: 'Spaces \u200Bx',
 656                                         prefixedText: 'File:Spaces \u200Bx.djvu'
 657                                 },
 658                                 {
 659                                         fileName: 'dot.dot.dot.dot.dotdot',
 660                                         typeOfName: 'File name with a lot of dots',
 661                                         nameText: 'Dot.dot.dot.dot',
 662                                         prefixedText: 'File:Dot.dot.dot.dot.dotdot'
 663                                 },
 664                                 {
 665                                         fileName: 'dot. dot ._dot',
 666                                         typeOfName: 'File name with multiple dots and spaces',
 667                                         nameText: 'Dot. dot',
 668                                         prefixedText: 'File:Dot. dot. dot'
 669                                 },
 670                                 {
 671                                         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',
 672                                         typeOfName: 'File name longer than 240 bytes',
 673                                         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',
 674                                         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'
 675                                 },
 676                                 {
 677                                         fileName: '',
 678                                         typeOfName: 'Empty string'
 679                                 },
 680                                 {
 681                                         fileName: 'foo',
 682                                         typeOfName: 'String with only alphabet characters'
 683                                 }
 684                         ];
 685
 686                 for ( i = 0; i < cases.length; i++ ) {
 687                         thisCase = cases[ i ];
 688                         title = mw.Title.newFromFileName( thisCase.fileName );
 689
 690                         if ( thisCase.nameText !== undefined ) {
 691                                 prefix = '[' + thisCase.typeOfName + '] ';
 692
 693                                 assert.notStrictEqual( title, null, prefix + 'Parses successfully' );
 694                                 assert.equal( title.getNameText(), thisCase.nameText, prefix + 'Filename matches original' );
 695                                 assert.equal( title.getPrefixedText(), thisCase.prefixedText, prefix + 'File page title matches original' );
 696                                 assert.equal( title.getNamespaceId(), 6, prefix + 'Namespace ID matches File namespace' );
 697                         } else {
 698                                 assert.strictEqual( title, null, thisCase.typeOfName + ', should not produce an mw.Title object' );
 699                         }
 700                 }
 701         } );
 702
 703 }( mediaWiki, jQuery ) );