tests/phpunit/includes/TitleTest.php

   1 <?php
   2
   3 /**
   4  * @group Title
   5  */
   6 class TitleTest extends MediaWikiTestCase {
   7         protected function setUp() {
   8                 parent::setUp();
   9
  10                 $this->setMwGlobals( array(
  11                         'wgLanguageCode' => 'en',
  12                         'wgContLang' => Language::factory( 'en' ),
  13                         // User language
  14                         'wgLang' => Language::factory( 'en' ),
  15                         'wgAllowUserJs' => false,
  16                         'wgDefaultLanguageVariant' => false,
  17                 ) );
  18         }
  19
  20         /**
  21          * @covers Title::legalChars
  22          */
  23         public function testLegalChars() {
  24                 $titlechars = Title::legalChars();
  25
  26                 foreach ( range( 1, 255 ) as $num ) {
  27                         $chr = chr( $num );
  28                         if ( strpos( "#[]{}<>|", $chr ) !== false || preg_match( "/[\\x00-\\x1f\\x7f]/", $chr ) ) {
  29                                 $this->assertFalse(
  30                                         (bool)preg_match( "/[$titlechars]/", $chr ),
  31                                         "chr($num) = $chr is not a valid titlechar"
  32                                 );
  33                         } else {
  34                                 $this->assertTrue(
  35                                         (bool)preg_match( "/[$titlechars]/", $chr ),
  36                                         "chr($num) = $chr is a valid titlechar"
  37                                 );
  38                         }
  39                 }
  40         }
  41
  42         public function provideValidSecureAndSplit() {
  43                 return array(
  44                         array( 'Sandbox' ),
  45                         array( 'A "B"' ),
  46                         array( 'A \'B\'' ),
  47                         array( '.com' ),
  48                         array( '~' ),
  49                         array( '#' ),
  50                         array( '"' ),
  51                         array( '\'' ),
  52                         array( 'Talk:Sandbox' ),
  53                         array( 'Talk:Foo:Sandbox' ),
  54                         array( 'File:Example.svg' ),
  55                         array( 'File_talk:Example.svg' ),
  56                         array( 'Foo/.../Sandbox' ),
  57                         array( 'Sandbox/...' ),
  58                         array( 'A~~' ),
  59                         array( ':A' ),
  60                         // Length is 256 total, but only title part matters
  61                         array( 'Category:' . str_repeat( 'x', 248 ) ),
  62                         array( str_repeat( 'x', 252 ) ),
  63                         // interwiki prefix
  64                         array( 'localtestiw: #anchor' ),
  65                         array( 'localtestiw:' ),
  66                         array( 'localtestiw:foo' ),
  67                         array( 'localtestiw: foo # anchor' ),
  68                         array( 'localtestiw: Talk: Sandbox # anchor' ),
  69                         array( 'remotetestiw:' ),
  70                         array( 'remotetestiw: Talk: # anchor' ),
  71                         array( 'remotetestiw: #bar' ),
  72                         array( 'remotetestiw: Talk:' ),
  73                         array( 'remotetestiw: Talk: Foo' ),
  74                         array( 'localtestiw:remotetestiw:' ),
  75                         array( 'localtestiw:remotetestiw:foo' )
  76                 );
  77         }
  78
  79         public function provideInvalidSecureAndSplit() {
  80                 return array(
  81                         array( '' ),
  82                         array( ':' ),
  83                         array( '__  __' ),
  84                         array( '  __  ' ),
  85                         // Bad characters forbidden regardless of wgLegalTitleChars
  86                         array( 'A [ B' ),
  87                         array( 'A ] B' ),
  88                         array( 'A { B' ),
  89                         array( 'A } B' ),
  90                         array( 'A < B' ),
  91                         array( 'A > B' ),
  92                         array( 'A | B' ),
  93                         // URL encoding
  94                         array( 'A%20B' ),
  95                         array( 'A%23B' ),
  96                         array( 'A%2523B' ),
  97                         // XML/HTML character entity references
  98                         // Note: Commented out because they are not marked invalid by the PHP test as
  99                         // Title::newFromText runs Sanitizer::decodeCharReferencesAndNormalize first.
 100                         //'A &eacute; B',
 101                         //'A &#233; B',
 102                         //'A &#x00E9; B',
 103                         // Subject of NS_TALK does not roundtrip to NS_MAIN
 104                         array( 'Talk:File:Example.svg' ),
 105                         // Directory navigation
 106                         array( '.' ),
 107                         array( '..' ),
 108                         array( './Sandbox' ),
 109                         array( '../Sandbox' ),
 110                         array( 'Foo/./Sandbox' ),
 111                         array( 'Foo/../Sandbox' ),
 112                         array( 'Sandbox/.' ),
 113                         array( 'Sandbox/..' ),
 114                         // Tilde
 115                         array( 'A ~~~ Name' ),
 116                         array( 'A ~~~~ Signature' ),
 117                         array( 'A ~~~~~ Timestamp' ),
 118                         array( str_repeat( 'x', 256 ) ),
 119                         // Namespace prefix without actual title
 120                         array( 'Talk:' ),
 121                         array( 'Talk:#' ),
 122                         array( 'Category: ' ),
 123                         array( 'Category: #bar' ),
 124                         // interwiki prefix
 125                         array( 'localtestiw: Talk: # anchor' ),
 126                         array( 'localtestiw: Talk:' )
 127                 );
 128         }
 129
 130         private function secureAndSplitGlobals() {
 131                 $this->setMwGlobals( array(
 132                         'wgLocalInterwikis' => array( 'localtestiw' ),
 133                         'wgHooks' => array(
 134                                 'InterwikiLoadPrefix' => array(
 135                                         function ( $prefix, &$data ) {
 136                                                 if ( $prefix === 'localtestiw' ) {
 137                                                         $data = array( 'iw_url' => 'localtestiw' );
 138                                                 } elseif ( $prefix === 'remotetestiw' ) {
 139                                                         $data = array( 'iw_url' => 'remotetestiw' );
 140                                                 }
 141                                                 return false;
 142                                         }
 143                                 )
 144                         )
 145                 ));
 146         }
 147
 148         /**
 149          * See also mediawiki.Title.test.js
 150          * @covers Title::secureAndSplit
 151          * @dataProvider provideValidSecureAndSplit
 152          * @note This mainly tests MediaWikiTitleCodec::parseTitle().
 153          */
 154         public function testSecureAndSplitValid( $text ) {
 155                 $this->secureAndSplitGlobals();
 156                 $this->assertInstanceOf( 'Title', Title::newFromText( $text ), "Valid: $text" );
 157         }
 158
 159         /**
 160          * See also mediawiki.Title.test.js
 161          * @covers Title::secureAndSplit
 162          * @dataProvider provideInvalidSecureAndSplit
 163          * @note This mainly tests MediaWikiTitleCodec::parseTitle().
 164          */
 165         public function testSecureAndSplitInvalid( $text ) {
 166                 $this->secureAndSplitGlobals();
 167                 $this->assertNull( Title::newFromText( $text ), "Invalid: $text" );
 168         }
 169
 170         public static function provideConvertByteClassToUnicodeClass() {
 171                 return array(
 172                         array(
 173                                 ' %!"$&\'()*,\\-.\\/0-9:;=?@A-Z\\\\^_`a-z~\\x80-\\xFF+',
 174                                 ' %!"$&\'()*,\\-./0-9:;=?@A-Z\\\\\\^_`a-z~+\\u0080-\\uFFFF',
 175                         ),
 176                         array(
 177                                 'QWERTYf-\\xFF+',
 178                                 'QWERTYf-\\x7F+\\u0080-\\uFFFF',
 179                         ),
 180                         array(
 181                                 'QWERTY\\x66-\\xFD+',
 182                                 'QWERTYf-\\x7F+\\u0080-\\uFFFF',
 183                         ),
 184                         array(
 185                                 'QWERTYf-y+',
 186                                 'QWERTYf-y+',
 187                         ),
 188                         array(
 189                                 'QWERTYf-\\x80+',
 190                                 'QWERTYf-\\x7F+\\u0080-\\uFFFF',
 191                         ),
 192                         array(
 193                                 'QWERTY\\x66-\\x80+\\x23',
 194                                 'QWERTYf-\\x7F+#\\u0080-\\uFFFF',
 195                         ),
 196                         array(
 197                                 'QWERTY\\x66-\\x80+\\xD3',
 198                                 'QWERTYf-\\x7F+\\u0080-\\uFFFF',
 199                         ),
 200                         array(
 201                                 '\\\\\\x99',
 202                                 '\\\\\\u0080-\\uFFFF',
 203                         ),
 204                         array(
 205                                 '-\\x99',
 206                                 '\\-\\u0080-\\uFFFF',
 207                         ),
 208                         array(
 209                                 'QWERTY\\-\\x99',
 210                                 'QWERTY\\-\\u0080-\\uFFFF',
 211                         ),
 212                         array(
 213                                 '\\\\x99',
 214                                 '\\\\x99',
 215                         ),
 216                         array(
 217                                 'A-\\x9F',
 218                                 'A-\\x7F\\u0080-\\uFFFF',
 219                         ),
 220                         array(
 221                                 '\\x66-\\x77QWERTY\\x88-\\x91FXZ',
 222                                 'f-wQWERTYFXZ\\u0080-\\uFFFF',
 223                         ),
 224                         array(
 225                                 '\\x66-\\x99QWERTY\\xAA-\\xEEFXZ',
 226                                 'f-\\x7FQWERTYFXZ\\u0080-\\uFFFF',
 227                         ),
 228                 );
 229         }
 230
 231         /**
 232          * @dataProvider provideConvertByteClassToUnicodeClass
 233          * @covers Title::convertByteClassToUnicodeClass
 234          */
 235         public function testConvertByteClassToUnicodeClass( $byteClass, $unicodeClass ) {
 236                 $this->assertEquals( $unicodeClass, Title::convertByteClassToUnicodeClass( $byteClass ) );
 237         }
 238
 239         /**
 240          * @dataProvider provideSpecialNamesWithAndWithoutParameter
 241          * @covers Title::fixSpecialName
 242          */
 243         public function testFixSpecialNameRetainsParameter( $text, $expectedParam ) {
 244                 $title = Title::newFromText( $text );
 245                 $fixed = $title->fixSpecialName();
 246                 $stuff = explode( '/', $fixed->getDBkey(), 2 );
 247                 if ( count( $stuff ) == 2 ) {
 248                         $par = $stuff[1];
 249                 } else {
 250                         $par = null;
 251                 }
 252                 $this->assertEquals(
 253                         $expectedParam,
 254                         $par,
 255                         "Bug 31100 regression check: Title->fixSpecialName() should preserve parameter"
 256                 );
 257         }
 258
 259         public static function provideSpecialNamesWithAndWithoutParameter() {
 260                 return array(
 261                         array( 'Special:Version', null ),
 262                         array( 'Special:Version/', '' ),
 263                         array( 'Special:Version/param', 'param' ),
 264                 );
 265         }
 266
 267         /**
 268          * Auth-less test of Title::isValidMoveOperation
 269          *
 270          * @group Database
 271          * @param string $source
 272          * @param string $target
 273          * @param array|string|bool $expected Required error
 274          * @dataProvider provideTestIsValidMoveOperation
 275          * @covers Title::isValidMoveOperation
 276          */
 277         public function testIsValidMoveOperation( $source, $target, $expected ) {
 278                 $title = Title::newFromText( $source );
 279                 $nt = Title::newFromText( $target );
 280                 $errors = $title->isValidMoveOperation( $nt, false );
 281                 if ( $expected === true ) {
 282                         $this->assertTrue( $errors );
 283                 } else {
 284                         $errors = $this->flattenErrorsArray( $errors );
 285                         foreach ( (array)$expected as $error ) {
 286                                 $this->assertContains( $error, $errors );
 287                         }
 288                 }
 289         }
 290
 291         /**
 292          * Provides test parameter values for testIsValidMoveOperation()
 293          */
 294         public function dataTestIsValidMoveOperation() {
 295                 return array(
 296                         array( 'Test', 'Test', 'selfmove' ),
 297                         array( 'File:Test.jpg', 'Page', 'imagenocrossnamespace' )
 298                 );
 299         }
 300
 301         /**
 302          * Auth-less test of Title::userCan
 303          *
 304          * @param array $whitelistRegexp
 305          * @param string $source
 306          * @param string $action
 307          * @param array|string|bool $expected Required error
 308          *
 309          * @covers Title::checkReadPermissions
 310          * @dataProvider dataWgWhitelistReadRegexp
 311          */
 312         public function testWgWhitelistReadRegexp( $whitelistRegexp, $source, $action, $expected ) {
 313                 // $wgWhitelistReadRegexp must be an array. Since the provided test cases
 314                 // usually have only one regex, it is more concise to write the lonely regex
 315                 // as a string. Thus we cast to an array() to honor $wgWhitelistReadRegexp
 316                 // type requisite.
 317                 if ( is_string( $whitelistRegexp ) ) {
 318                         $whitelistRegexp = array( $whitelistRegexp );
 319                 }
 320
 321                 $title = Title::newFromDBkey( $source );
 322
 323                 global $wgGroupPermissions;
 324                 $oldPermissions = $wgGroupPermissions;
 325                 // Disallow all so we can ensure our regex works
 326                 $wgGroupPermissions = array();
 327                 $wgGroupPermissions['*']['read'] = false;
 328
 329                 global $wgWhitelistRead;
 330                 $oldWhitelist = $wgWhitelistRead;
 331                 // Undo any LocalSettings explicite whitelists so they won't cause a
 332                 // failing test to succeed. Set it to some random non sense just
 333                 // to make sure we properly test Title::checkReadPermissions()
 334                 $wgWhitelistRead = array( 'some random non sense title' );
 335
 336                 global $wgWhitelistReadRegexp;
 337                 $oldWhitelistRegexp = $wgWhitelistReadRegexp;
 338                 $wgWhitelistReadRegexp = $whitelistRegexp;
 339
 340                 // Just use $wgUser which in test is a user object for '127.0.0.1'
 341                 global $wgUser;
 342                 // Invalidate user rights cache to take in account $wgGroupPermissions
 343                 // change above.
 344                 $wgUser->clearInstanceCache();
 345                 $errors = $title->userCan( $action, $wgUser );
 346
 347                 // Restore globals
 348                 $wgGroupPermissions = $oldPermissions;
 349                 $wgWhitelistRead = $oldWhitelist;
 350                 $wgWhitelistReadRegexp = $oldWhitelistRegexp;
 351
 352                 if ( is_bool( $expected ) ) {
 353                         # Forge the assertion message depending on the assertion expectation
 354                         $allowableness = $expected
 355                                 ? " should be allowed"
 356                                 : " should NOT be allowed";
 357                         $this->assertEquals(
 358                                 $expected,
 359                                 $errors,
 360                                 "User action '$action' on [[$source]] $allowableness."
 361                         );
 362                 } else {
 363                         $errors = $this->flattenErrorsArray( $errors );
 364                         foreach ( (array)$expected as $error ) {
 365                                 $this->assertContains( $error, $errors );
 366                         }
 367                 }
 368         }
 369
 370         /**
 371          * Provides test parameter values for testWgWhitelistReadRegexp()
 372          */
 373         public function dataWgWhitelistReadRegexp() {
 374                 $ALLOWED = true;
 375                 $DISALLOWED = false;
 376
 377                 return array(
 378                         // Everything, if this doesn't work, we're really in trouble
 379                         array( '/.*/', 'Main_Page', 'read', $ALLOWED ),
 380                         array( '/.*/', 'Main_Page', 'edit', $DISALLOWED ),
 381
 382                         // We validate against the title name, not the db key
 383                         array( '/^Main_Page$/', 'Main_Page', 'read', $DISALLOWED ),
 384                         // Main page
 385                         array( '/^Main/', 'Main_Page', 'read', $ALLOWED ),
 386                         array( '/^Main.*/', 'Main_Page', 'read', $ALLOWED ),
 387                         // With spaces
 388                         array( '/Mic\sCheck/', 'Mic Check', 'read', $ALLOWED ),
 389                         // Unicode multibyte
 390                         // ...without unicode modifier
 391                         array( '/Unicode Test . Yes/', 'Unicode Test Ñ Yes', 'read', $DISALLOWED ),
 392                         // ...with unicode modifier
 393                         array( '/Unicode Test . Yes/u', 'Unicode Test Ñ Yes', 'read', $ALLOWED ),
 394                         // Case insensitive
 395                         array( '/MiC ChEcK/', 'mic check', 'read', $DISALLOWED ),
 396                         array( '/MiC ChEcK/i', 'mic check', 'read', $ALLOWED ),
 397
 398                         // From DefaultSettings.php:
 399                         array( "@^UsEr.*@i", 'User is banned', 'read', $ALLOWED ),
 400                         array( "@^UsEr.*@i", 'User:John Doe', 'read', $ALLOWED ),
 401
 402                         // With namespaces:
 403                         array( '/^Special:NewPages$/', 'Special:NewPages', 'read', $ALLOWED ),
 404                         array( null, 'Special:Newpages', 'read', $DISALLOWED ),
 405
 406                 );
 407         }
 408
 409         public function flattenErrorsArray( $errors ) {
 410                 $result = array();
 411                 foreach ( $errors as $error ) {
 412                         $result[] = $error[0];
 413                 }
 414
 415                 return $result;
 416         }
 417
 418         public static function provideTestIsValidMoveOperation() {
 419                 return array(
 420                         array( 'Test', 'Test', 'selfmove' ),
 421                         array( 'File:Test.jpg', 'Page', 'imagenocrossnamespace' )
 422                 );
 423         }
 424
 425         /**
 426          * @dataProvider provideGetPageViewLanguage
 427          * @covers Title::getPageViewLanguage
 428          */
 429         public function testGetPageViewLanguage( $expected, $titleText, $contLang,
 430                 $lang, $variant, $msg = ''
 431         ) {
 432                 global $wgLanguageCode, $wgContLang, $wgLang, $wgDefaultLanguageVariant, $wgAllowUserJs;
 433
 434                 // Setup environnement for this test
 435                 $wgLanguageCode = $contLang;
 436                 $wgContLang = Language::factory( $contLang );
 437                 $wgLang = Language::factory( $lang );
 438                 $wgDefaultLanguageVariant = $variant;
 439                 $wgAllowUserJs = true;
 440
 441                 $title = Title::newFromText( $titleText );
 442                 $this->assertInstanceOf( 'Title', $title,
 443                         "Test must be passed a valid title text, you gave '$titleText'"
 444                 );
 445                 $this->assertEquals( $expected,
 446                         $title->getPageViewLanguage()->getCode(),
 447                         $msg
 448                 );
 449         }
 450
 451         public static function provideGetPageViewLanguage() {
 452                 # Format:
 453                 # - expected
 454                 # - Title name
 455                 # - wgContLang (expected in most case)
 456                 # - wgLang (on some specific pages)
 457                 # - wgDefaultLanguageVariant
 458                 # - Optional message
 459                 return array(
 460                         array( 'fr', 'Help:I_need_somebody', 'fr', 'fr', false ),
 461                         array( 'es', 'Help:I_need_somebody', 'es', 'zh-tw', false ),
 462                         array( 'zh', 'Help:I_need_somebody', 'zh', 'zh-tw', false ),
 463
 464                         array( 'es', 'Help:I_need_somebody', 'es', 'zh-tw', 'zh-cn' ),
 465                         array( 'es', 'MediaWiki:About', 'es', 'zh-tw', 'zh-cn' ),
 466                         array( 'es', 'MediaWiki:About/', 'es', 'zh-tw', 'zh-cn' ),
 467                         array( 'de', 'MediaWiki:About/de', 'es', 'zh-tw', 'zh-cn' ),
 468                         array( 'en', 'MediaWiki:Common.js', 'es', 'zh-tw', 'zh-cn' ),
 469                         array( 'en', 'MediaWiki:Common.css', 'es', 'zh-tw', 'zh-cn' ),
 470                         array( 'en', 'User:JohnDoe/Common.js', 'es', 'zh-tw', 'zh-cn' ),
 471                         array( 'en', 'User:JohnDoe/Monobook.css', 'es', 'zh-tw', 'zh-cn' ),
 472
 473                         array( 'zh-cn', 'Help:I_need_somebody', 'zh', 'zh-tw', 'zh-cn' ),
 474                         array( 'zh', 'MediaWiki:About', 'zh', 'zh-tw', 'zh-cn' ),
 475                         array( 'zh', 'MediaWiki:About/', 'zh', 'zh-tw', 'zh-cn' ),
 476                         array( 'de', 'MediaWiki:About/de', 'zh', 'zh-tw', 'zh-cn' ),
 477                         array( 'zh-cn', 'MediaWiki:About/zh-cn', 'zh', 'zh-tw', 'zh-cn' ),
 478                         array( 'zh-tw', 'MediaWiki:About/zh-tw', 'zh', 'zh-tw', 'zh-cn' ),
 479                         array( 'en', 'MediaWiki:Common.js', 'zh', 'zh-tw', 'zh-cn' ),
 480                         array( 'en', 'MediaWiki:Common.css', 'zh', 'zh-tw', 'zh-cn' ),
 481                         array( 'en', 'User:JohnDoe/Common.js', 'zh', 'zh-tw', 'zh-cn' ),
 482                         array( 'en', 'User:JohnDoe/Monobook.css', 'zh', 'zh-tw', 'zh-cn' ),
 483
 484                         array( 'zh-tw', 'Special:NewPages', 'es', 'zh-tw', 'zh-cn' ),
 485                         array( 'zh-tw', 'Special:NewPages', 'zh', 'zh-tw', 'zh-cn' ),
 486
 487                 );
 488         }
 489
 490         /**
 491          * @dataProvider provideBaseTitleCases
 492          * @covers Title::getBaseText
 493          */
 494         public function testGetBaseText( $title, $expected, $msg = '' ) {
 495                 $title = Title::newFromText( $title );
 496                 $this->assertEquals( $expected,
 497                         $title->getBaseText(),
 498                         $msg
 499                 );
 500         }
 501
 502         public static function provideBaseTitleCases() {
 503                 return array(
 504                         # Title, expected base, optional message
 505                         array( 'User:John_Doe/subOne/subTwo', 'John Doe/subOne' ),
 506                         array( 'User:Foo/Bar/Baz', 'Foo/Bar' ),
 507                 );
 508         }
 509
 510         /**
 511          * @dataProvider provideRootTitleCases
 512          * @covers Title::getRootText
 513          */
 514         public function testGetRootText( $title, $expected, $msg = '' ) {
 515                 $title = Title::newFromText( $title );
 516                 $this->assertEquals( $expected,
 517                         $title->getRootText(),
 518                         $msg
 519                 );
 520         }
 521
 522         public static function provideRootTitleCases() {
 523                 return array(
 524                         # Title, expected base, optional message
 525                         array( 'User:John_Doe/subOne/subTwo', 'John Doe' ),
 526                         array( 'User:Foo/Bar/Baz', 'Foo' ),
 527                 );
 528         }
 529
 530         /**
 531          * @todo Handle $wgNamespacesWithSubpages cases
 532          * @dataProvider provideSubpageTitleCases
 533          * @covers Title::getSubpageText
 534          */
 535         public function testGetSubpageText( $title, $expected, $msg = '' ) {
 536                 $title = Title::newFromText( $title );
 537                 $this->assertEquals( $expected,
 538                         $title->getSubpageText(),
 539                         $msg
 540                 );
 541         }
 542
 543         public static function provideSubpageTitleCases() {
 544                 return array(
 545                         # Title, expected base, optional message
 546                         array( 'User:John_Doe/subOne/subTwo', 'subTwo' ),
 547                         array( 'User:John_Doe/subOne', 'subOne' ),
 548                 );
 549         }
 550
 551         public function provideNewFromTitleValue() {
 552                 return array(
 553                         array( new TitleValue( NS_MAIN, 'Foo' ) ),
 554                         array( new TitleValue( NS_MAIN, 'Foo', 'bar' ) ),
 555                         array( new TitleValue( NS_USER, 'Hansi_Maier' ) ),
 556                 );
 557         }
 558
 559         /**
 560          * @dataProvider provideNewFromTitleValue
 561          */
 562         public function testNewFromTitleValue( TitleValue $value ) {
 563                 $title = Title::newFromTitleValue( $value );
 564
 565                 $dbkey = str_replace( ' ', '_', $value->getText() );
 566                 $this->assertEquals( $dbkey, $title->getDBkey() );
 567                 $this->assertEquals( $value->getNamespace(), $title->getNamespace() );
 568                 $this->assertEquals( $value->getFragment(), $title->getFragment() );
 569         }
 570
 571         public function provideGetTitleValue() {
 572                 return array(
 573                         array( 'Foo' ),
 574                         array( 'Foo#bar' ),
 575                         array( 'User:Hansi_Maier' ),
 576                 );
 577         }
 578
 579         /**
 580          * @dataProvider provideGetTitleValue
 581          */
 582         public function testGetTitleValue( $text ) {
 583                 $title = Title::newFromText( $text );
 584                 $value = $title->getTitleValue();
 585
 586                 $dbkey = str_replace( ' ', '_', $value->getText() );
 587                 $this->assertEquals( $title->getDBkey(), $dbkey );
 588                 $this->assertEquals( $title->getNamespace(), $value->getNamespace() );
 589                 $this->assertEquals( $title->getFragment(), $value->getFragment() );
 590         }
 591
 592         public function provideGetFragment() {
 593                 return array(
 594                         array( 'Foo', '' ),
 595                         array( 'Foo#bar', 'bar' ),
 596                         array( 'Foo#bär', 'bär' ),
 597
 598                         // Inner whitespace is normalized
 599                         array( 'Foo#bar_bar', 'bar bar' ),
 600                         array( 'Foo#bar bar', 'bar bar' ),
 601                         array( 'Foo#bar   bar', 'bar bar' ),
 602
 603                         // Leading whitespace is kept, trailing whitespace is trimmed.
 604                         // XXX: Is this really want we want?
 605                         array( 'Foo#_bar_bar_', ' bar bar' ),
 606                         array( 'Foo# bar bar ', ' bar bar' ),
 607                 );
 608         }
 609
 610         /**
 611          * @dataProvider provideGetFragment
 612          *
 613          * @param string $full
 614          * @param string $fragment
 615          */
 616         public function testGetFragment( $full, $fragment ) {
 617                 $title = Title::newFromText( $full );
 618                 $this->assertEquals( $fragment, $title->getFragment() );
 619         }
 620
 621         /**
 622          * @covers Title::isAlwaysKnown
 623          * @dataProvider provideIsAlwaysKnown
 624          * @param string $page
 625          * @param bool $isKnown
 626          */
 627         public function testIsAlwaysKnown( $page, $isKnown ) {
 628                 $title = Title::newFromText( $page );
 629                 $this->assertEquals( $isKnown, $title->isAlwaysKnown() );
 630         }
 631
 632         public function provideIsAlwaysKnown() {
 633                 return array(
 634                         array( 'Some nonexistent page', false ),
 635                         array( 'UTPage', false ),
 636                         array( '#test', true ),
 637                         array( 'Special:BlankPage', true ),
 638                         array( 'Special:SomeNonexistentSpecialPage', false ),
 639                         array( 'MediaWiki:Parentheses', true ),
 640                         array( 'MediaWiki:Some nonexistent message', false ),
 641                 );
 642         }
 643
 644         /**
 645          * @covers Title::isAlwaysKnown
 646          */
 647         public function testIsAlwaysKnownOnInterwiki() {
 648                 $title = Title::makeTitle( NS_MAIN, 'Interwiki link', '', 'externalwiki' );
 649                 $this->assertTrue( $title->isAlwaysKnown() );
 650         }
 651 }