tests/phpunit/includes/MessageTest.php

   1 <?php
   2
   3 class MessageTest extends MediaWikiLangTestCase {
   4
   5         protected function setUp() {
   6                 parent::setUp();
   7
   8                 $this->setMwGlobals( [
   9                         'wgForceUIMsgAsContentMsg' => [],
  10                 ] );
  11                 $this->setUserLang( 'en' );
  12         }
  13
  14         /**
  15          * @covers Message::__construct
  16          * @dataProvider provideConstructor
  17          */
  18         public function testConstructor( $expectedLang, $key, $params, $language ) {
  19                 $message = new Message( $key, $params, $language );
  20
  21                 $this->assertSame( $key, $message->getKey() );
  22                 $this->assertSame( $params, $message->getParams() );
  23                 $this->assertEquals( $expectedLang, $message->getLanguage() );
  24
  25                 $messageSpecifier = $this->getMockForAbstractClass( 'MessageSpecifier' );
  26                 $messageSpecifier->expects( $this->any() )
  27                         ->method( 'getKey' )->will( $this->returnValue( $key ) );
  28                 $messageSpecifier->expects( $this->any() )
  29                         ->method( 'getParams' )->will( $this->returnValue( $params ) );
  30                 $message = new Message( $messageSpecifier, [], $language );
  31
  32                 $this->assertSame( $key, $message->getKey() );
  33                 $this->assertSame( $params, $message->getParams() );
  34                 $this->assertEquals( $expectedLang, $message->getLanguage() );
  35         }
  36
  37         public static function provideConstructor() {
  38                 $langDe = Language::factory( 'de' );
  39                 $langEn = Language::factory( 'en' );
  40
  41                 return [
  42                         [ $langDe, 'foo', [], $langDe ],
  43                         [ $langDe, 'foo', [ 'bar' ], $langDe ],
  44                         [ $langEn, 'foo', [ 'bar' ], null ]
  45                 ];
  46         }
  47
  48         public static function provideConstructorParams() {
  49                 return [
  50                         [
  51                                 [],
  52                                 [],
  53                         ],
  54                         [
  55                                 [ 'foo' ],
  56                                 [ 'foo' ],
  57                         ],
  58                         [
  59                                 [ 'foo', 'bar' ],
  60                                 [ 'foo', 'bar' ],
  61                         ],
  62                         [
  63                                 [ 'baz' ],
  64                                 [ [ 'baz' ] ],
  65                         ],
  66                         [
  67                                 [ 'baz', 'foo' ],
  68                                 [ [ 'baz', 'foo' ] ],
  69                         ],
  70                         [
  71                                 [ 'baz', 'foo' ],
  72                                 [ [ 'baz', 'foo' ], 'hhh' ],
  73                         ],
  74                         [
  75                                 [ 'baz', 'foo' ],
  76                                 [ [ 'baz', 'foo' ], 'hhh', [ 'ahahahahha' ] ],
  77                         ],
  78                         [
  79                                 [ 'baz', 'foo' ],
  80                                 [ [ 'baz', 'foo' ], [ 'ahahahahha' ] ],
  81                         ],
  82                         [
  83                                 [ 'baz' ],
  84                                 [ [ 'baz' ], [ 'ahahahahha' ] ],
  85                         ],
  86                 ];
  87         }
  88
  89         /**
  90          * @covers Message::__construct
  91          * @covers Message::getParams
  92          * @dataProvider provideConstructorParams
  93          */
  94         public function testConstructorParams( $expected, $args ) {
  95                 $msg = new Message( 'imasomething' );
  96
  97                 $returned = call_user_func_array( [ $msg, 'params' ], $args );
  98
  99                 $this->assertSame( $msg, $returned );
 100                 $this->assertSame( $expected, $msg->getParams() );
 101         }
 102
 103         public static function provideConstructorLanguage() {
 104                 return [
 105                         [ 'foo', [ 'bar' ], 'en' ],
 106                         [ 'foo', [ 'bar' ], 'de' ]
 107                 ];
 108         }
 109
 110         /**
 111          * @covers Message::__construct
 112          * @covers Message::getLanguage
 113          * @dataProvider provideConstructorLanguage
 114          */
 115         public function testConstructorLanguage( $key, $params, $languageCode ) {
 116                 $language = Language::factory( $languageCode );
 117                 $message = new Message( $key, $params, $language );
 118
 119                 $this->assertEquals( $language, $message->getLanguage() );
 120         }
 121
 122         public static function provideKeys() {
 123                 return [
 124                         'string' => [
 125                                 'key' => 'mainpage',
 126                                 'expected' => [ 'mainpage' ],
 127                         ],
 128                         'single' => [
 129                                 'key' => [ 'mainpage' ],
 130                                 'expected' => [ 'mainpage' ],
 131                         ],
 132                         'multi' => [
 133                                 'key' => [ 'mainpage-foo', 'mainpage-bar', 'mainpage' ],
 134                                 'expected' => [ 'mainpage-foo', 'mainpage-bar', 'mainpage' ],
 135                         ],
 136                         'empty' => [
 137                                 'key' => [],
 138                                 'expected' => null,
 139                                 'exception' => 'InvalidArgumentException',
 140                         ],
 141                         'null' => [
 142                                 'key' => null,
 143                                 'expected' => null,
 144                                 'exception' => 'InvalidArgumentException',
 145                         ],
 146                         'bad type' => [
 147                                 'key' => 123,
 148                                 'expected' => null,
 149                                 'exception' => 'InvalidArgumentException',
 150                         ],
 151                 ];
 152         }
 153
 154         /**
 155          * @covers Message::__construct
 156          * @covers Message::getKey
 157          * @covers Message::isMultiKey
 158          * @covers Message::getKeysToTry
 159          * @dataProvider provideKeys
 160          */
 161         public function testKeys( $key, $expected, $exception = null ) {
 162                 if ( $exception ) {
 163                         $this->setExpectedException( $exception );
 164                 }
 165
 166                 $msg = new Message( $key );
 167                 $this->assertContains( $msg->getKey(), $expected );
 168                 $this->assertSame( $expected, $msg->getKeysToTry() );
 169                 $this->assertSame( count( $expected ) > 1, $msg->isMultiKey() );
 170         }
 171
 172         /**
 173          * @covers ::wfMessage
 174          */
 175         public function testWfMessage() {
 176                 $this->assertInstanceOf( 'Message', wfMessage( 'mainpage' ) );
 177                 $this->assertInstanceOf( 'Message', wfMessage( 'i-dont-exist-evar' ) );
 178         }
 179
 180         /**
 181          * @covers Message::newFromKey
 182          */
 183         public function testNewFromKey() {
 184                 $this->assertInstanceOf( 'Message', Message::newFromKey( 'mainpage' ) );
 185                 $this->assertInstanceOf( 'Message', Message::newFromKey( 'i-dont-exist-evar' ) );
 186         }
 187
 188         /**
 189          * @covers ::wfMessage
 190          * @covers Message::__construct
 191          */
 192         public function testWfMessageParams() {
 193                 $this->assertSame( 'Return to $1.', wfMessage( 'returnto' )->text() );
 194                 $this->assertSame( 'Return to $1.', wfMessage( 'returnto', [] )->text() );
 195                 $this->assertSame(
 196                         'You have foo (bar).',
 197                         wfMessage( 'youhavenewmessages', 'foo', 'bar' )->text()
 198                 );
 199                 $this->assertSame(
 200                         'You have foo (bar).',
 201                         wfMessage( 'youhavenewmessages', [ 'foo', 'bar' ] )->text()
 202                 );
 203         }
 204
 205         /**
 206          * @covers Message::exists
 207          */
 208         public function testExists() {
 209                 $this->assertTrue( wfMessage( 'mainpage' )->exists() );
 210                 $this->assertTrue( wfMessage( 'mainpage' )->params( [] )->exists() );
 211                 $this->assertTrue( wfMessage( 'mainpage' )->rawParams( 'foo', 123 )->exists() );
 212                 $this->assertFalse( wfMessage( 'i-dont-exist-evar' )->exists() );
 213                 $this->assertFalse( wfMessage( 'i-dont-exist-evar' )->params( [] )->exists() );
 214                 $this->assertFalse( wfMessage( 'i-dont-exist-evar' )->rawParams( 'foo', 123 )->exists() );
 215         }
 216
 217         /**
 218          * @covers Message::__construct
 219          * @covers Message::text
 220          * @covers Message::plain
 221          * @covers Message::escaped
 222          * @covers Message::toString
 223          */
 224         public function testToStringKey() {
 225                 $this->assertSame( 'Main Page', wfMessage( 'mainpage' )->text() );
 226                 $this->assertSame( '⧼i-dont-exist-evar⧽', wfMessage( 'i-dont-exist-evar' )->text() );
 227                 $this->assertSame( '⧼i&lt;dont&gt;exist-evar⧽', wfMessage( 'i<dont>exist-evar' )->text() );
 228                 $this->assertSame( '⧼i-dont-exist-evar⧽', wfMessage( 'i-dont-exist-evar' )->plain() );
 229                 $this->assertSame( '⧼i&lt;dont&gt;exist-evar⧽', wfMessage( 'i<dont>exist-evar' )->plain() );
 230                 $this->assertSame( '⧼i-dont-exist-evar⧽', wfMessage( 'i-dont-exist-evar' )->escaped() );
 231                 $this->assertSame(
 232                         '⧼i&lt;dont&gt;exist-evar⧽',
 233                         wfMessage( 'i<dont>exist-evar' )->escaped()
 234                 );
 235         }
 236
 237         public static function provideToString() {
 238                 return [
 239                         // key, transformation, transformed, transformed implicitly
 240                         [ 'mainpage', 'plain', 'Main Page', 'Main Page' ],
 241                         [ 'i-dont-exist-evar', 'plain', '⧼i-dont-exist-evar⧽', '⧼i-dont-exist-evar⧽' ],
 242                         [ 'i-dont-exist-evar', 'escaped', '⧼i-dont-exist-evar⧽', '⧼i-dont-exist-evar⧽' ],
 243                         [ 'script>alert(1)</script', 'escaped', '⧼script&gt;alert(1)&lt;/script⧽',
 244                                 '⧼script&gt;alert(1)&lt;/script⧽' ],
 245                         [ 'script>alert(1)</script', 'plain', '⧼script&gt;alert(1)&lt;/script⧽',
 246                                 '⧼script&gt;alert(1)&lt;/script⧽' ],
 247                 ];
 248         }
 249
 250         /**
 251          * @covers Message::toString
 252          * @covers Message::__toString
 253          * @dataProvider provideToString
 254          */
 255         public function testToString( $key, $format, $expect, $expectImplicit ) {
 256                 $msg = new Message( $key );
 257                 $this->assertSame( $expect, $msg->$format() );
 258                 $this->assertSame( $expect, $msg->toString(), 'toString is unaffected by previous call' );
 259                 $this->assertSame( $expectImplicit, $msg->__toString() );
 260                 $this->assertSame( $expect, $msg->toString(), 'toString is unaffected by __toString' );
 261         }
 262
 263         public static function provideToString_raw() {
 264                 return [
 265                         [ '<span>foo</span>', 'parse', '<span>foo</span>', '<span>foo</span>' ],
 266                         [ '<span>foo</span>', 'escaped', '&lt;span&gt;foo&lt;/span&gt;',
 267                           '<span>foo</span>' ],
 268                         [ '<span>foo</span>', 'plain', '<span>foo</span>', '<span>foo</span>' ],
 269                         [ '<script>alert(1)</script>', 'parse', '&lt;script&gt;alert(1)&lt;/script&gt;',
 270                                 '&lt;script&gt;alert(1)&lt;/script&gt;' ],
 271                         [ '<script>alert(1)</script>', 'escaped', '&lt;script&gt;alert(1)&lt;/script&gt;',
 272                                 '&lt;script&gt;alert(1)&lt;/script&gt;' ],
 273                         [ '<script>alert(1)</script>', 'plain', '<script>alert(1)</script>',
 274                           '&lt;script&gt;alert(1)&lt;/script&gt;' ],
 275                 ];
 276         }
 277
 278         /**
 279          * @covers Message::toString
 280          * @covers Message::__toString
 281          * @dataProvider provideToString_raw
 282          */
 283         public function testToString_raw( $message, $format, $expect, $expectImplicit ) {
 284                 // make the message behave like RawMessage and use the key as-is
 285                 $msg = $this->getMockBuilder( Message::class )->setMethods( [ 'fetchMessage' ] )
 286                         ->disableOriginalConstructor()
 287                         ->getMock();
 288                 $msg->expects( $this->any() )->method( 'fetchMessage' )->willReturn( $message );
 289                 /** @var Message $msg */
 290                 $this->assertSame( $expect, $msg->$format() );
 291                 $this->assertSame( $expect, $msg->toString(), 'toString is unaffected by previous call' );
 292                 $this->assertSame( $expectImplicit, $msg->__toString() );
 293                 $this->assertSame( $expect, $msg->toString(), 'toString is unaffected by __toString' );
 294         }
 295
 296         /**
 297          * @covers Message::inLanguage
 298          */
 299         public function testInLanguage() {
 300                 $this->assertSame( 'Main Page', wfMessage( 'mainpage' )->inLanguage( 'en' )->text() );
 301                 $this->assertSame( 'Заглавная страница',
 302                         wfMessage( 'mainpage' )->inLanguage( 'ru' )->text() );
 303
 304                 // NOTE: make sure internal caching of the message text is reset appropriately
 305                 $msg = wfMessage( 'mainpage' );
 306                 $this->assertSame( 'Main Page', $msg->inLanguage( Language::factory( 'en' ) )->text() );
 307                 $this->assertSame(
 308                         'Заглавная страница',
 309                         $msg->inLanguage( Language::factory( 'ru' ) )->text()
 310                 );
 311         }
 312
 313         /**
 314          * @covers Message::rawParam
 315          * @covers Message::rawParams
 316          */
 317         public function testRawParams() {
 318                 $this->assertSame(
 319                         '(Заглавная страница)',
 320                         wfMessage( 'parentheses', 'Заглавная страница' )->plain()
 321                 );
 322                 $this->assertSame(
 323                         '(Заглавная страница $1)',
 324                         wfMessage( 'parentheses', 'Заглавная страница $1' )->plain()
 325                 );
 326                 $this->assertSame(
 327                         '(Заглавная страница)',
 328                         wfMessage( 'parentheses' )->rawParams( 'Заглавная страница' )->plain()
 329                 );
 330                 $this->assertSame(
 331                         '(Заглавная страница $1)',
 332                         wfMessage( 'parentheses' )->rawParams( 'Заглавная страница $1' )->plain()
 333                 );
 334         }
 335
 336         /**
 337          * @covers RawMessage::__construct
 338          * @covers RawMessage::fetchMessage
 339          */
 340         public function testRawMessage() {
 341                 $msg = new RawMessage( 'example &' );
 342                 $this->assertSame( 'example &', $msg->plain() );
 343                 $this->assertSame( 'example &amp;', $msg->escaped() );
 344         }
 345
 346         /**
 347          * @covers Message::params
 348          * @covers Message::toString
 349          * @covers Message::replaceParameters
 350          */
 351         public function testReplaceManyParams() {
 352                 $msg = new RawMessage( '$1$2$3$4$5$6$7$8$9$10$11$12' );
 353                 // One less than above has placeholders
 354                 $params = [ 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k' ];
 355                 $this->assertSame(
 356                         'abcdefghijka2',
 357                         $msg->params( $params )->plain(),
 358                         'Params > 9 are replaced correctly'
 359                 );
 360
 361                 $msg = new RawMessage( 'Params$*' );
 362                 $params = [ 'ab', 'bc', 'cd' ];
 363                 $this->assertSame(
 364                         'Params: ab, bc, cd',
 365                         $msg->params( $params )->text()
 366                 );
 367         }
 368
 369         /**
 370          * @covers Message::numParam
 371          * @covers Message::numParams
 372          */
 373         public function testNumParams() {
 374                 $lang = Language::factory( 'en' );
 375                 $msg = new RawMessage( '$1' );
 376
 377                 $this->assertSame(
 378                         $lang->formatNum( 123456.789 ),
 379                         $msg->inLanguage( $lang )->numParams( 123456.789 )->plain(),
 380                         'numParams is handled correctly'
 381                 );
 382         }
 383
 384         /**
 385          * @covers Message::durationParam
 386          * @covers Message::durationParams
 387          */
 388         public function testDurationParams() {
 389                 $lang = Language::factory( 'en' );
 390                 $msg = new RawMessage( '$1' );
 391
 392                 $this->assertSame(
 393                         $lang->formatDuration( 1234 ),
 394                         $msg->inLanguage( $lang )->durationParams( 1234 )->plain(),
 395                         'durationParams is handled correctly'
 396                 );
 397         }
 398
 399         /**
 400          * FIXME: This should not need database, but Language#formatExpiry does (bug 55912)
 401          * @group Database
 402          * @covers Message::expiryParam
 403          * @covers Message::expiryParams
 404          */
 405         public function testExpiryParams() {
 406                 $lang = Language::factory( 'en' );
 407                 $msg = new RawMessage( '$1' );
 408
 409                 $this->assertSame(
 410                         $lang->formatExpiry( wfTimestampNow() ),
 411                         $msg->inLanguage( $lang )->expiryParams( wfTimestampNow() )->plain(),
 412                         'expiryParams is handled correctly'
 413                 );
 414         }
 415
 416         /**
 417          * @covers Message::timeperiodParam
 418          * @covers Message::timeperiodParams
 419          */
 420         public function testTimeperiodParams() {
 421                 $lang = Language::factory( 'en' );
 422                 $msg = new RawMessage( '$1' );
 423
 424                 $this->assertSame(
 425                         $lang->formatTimePeriod( 1234 ),
 426                         $msg->inLanguage( $lang )->timeperiodParams( 1234 )->plain(),
 427                         'timeperiodParams is handled correctly'
 428                 );
 429         }
 430
 431         /**
 432          * @covers Message::sizeParam
 433          * @covers Message::sizeParams
 434          */
 435         public function testSizeParams() {
 436                 $lang = Language::factory( 'en' );
 437                 $msg = new RawMessage( '$1' );
 438
 439                 $this->assertSame(
 440                         $lang->formatSize( 123456 ),
 441                         $msg->inLanguage( $lang )->sizeParams( 123456 )->plain(),
 442                         'sizeParams is handled correctly'
 443                 );
 444         }
 445
 446         /**
 447          * @covers Message::bitrateParam
 448          * @covers Message::bitrateParams
 449          */
 450         public function testBitrateParams() {
 451                 $lang = Language::factory( 'en' );
 452                 $msg = new RawMessage( '$1' );
 453
 454                 $this->assertSame(
 455                         $lang->formatBitrate( 123456 ),
 456                         $msg->inLanguage( $lang )->bitrateParams( 123456 )->plain(),
 457                         'bitrateParams is handled correctly'
 458                 );
 459         }
 460
 461         public static function providePlaintextParams() {
 462                 return [
 463                         [
 464                                 'one $2 <div>foo</div> [[Bar]] {{Baz}} &lt;',
 465                                 'plain',
 466                         ],
 467
 468                         [
 469                                 // expect
 470                                 'one $2 <div>foo</div> [[Bar]] {{Baz}} &lt;',
 471                                 // format
 472                                 'text',
 473                         ],
 474                         [
 475                                 'one $2 &lt;div&gt;foo&lt;/div&gt; [[Bar]] {{Baz}} &amp;lt;',
 476                                 'escaped',
 477                         ],
 478
 479                         [
 480                                 'one $2 &lt;div&gt;foo&lt;/div&gt; [[Bar]] {{Baz}} &amp;lt;',
 481                                 'parse',
 482                         ],
 483
 484                         [
 485                                 "<p>one $2 &lt;div&gt;foo&lt;/div&gt; [[Bar]] {{Baz}} &amp;lt;\n</p>",
 486                                 'parseAsBlock',
 487                         ],
 488                 ];
 489         }
 490
 491         /**
 492          * @covers Message::plaintextParam
 493          * @covers Message::plaintextParams
 494          * @covers Message::formatPlaintext
 495          * @covers Message::toString
 496          * @covers Message::parse
 497          * @covers Message::parseAsBlock
 498          * @dataProvider providePlaintextParams
 499          */
 500         public function testPlaintextParams( $expect, $format ) {
 501                 $lang = Language::factory( 'en' );
 502
 503                 $msg = new RawMessage( '$1 $2' );
 504                 $params = [
 505                         'one $2',
 506                         '<div>foo</div> [[Bar]] {{Baz}} &lt;',
 507                 ];
 508                 $this->assertSame(
 509                         $expect,
 510                         $msg->inLanguage( $lang )->plaintextParams( $params )->$format(),
 511                         "Fail formatting for $format"
 512                 );
 513         }
 514
 515         public static function provideParser() {
 516                 return [
 517                         [
 518                                 "''&'' <x><!-- x -->",
 519                                 'plain',
 520                         ],
 521
 522                         [
 523                                 "''&'' <x><!-- x -->",
 524                                 'text',
 525                         ],
 526                         [
 527                                 '<i>&amp;</i> &lt;x&gt;',
 528                                 'parse',
 529                         ],
 530
 531                         [
 532                                 "<p><i>&amp;</i> &lt;x&gt;\n</p>",
 533                                 'parseAsBlock',
 534                         ],
 535                 ];
 536         }
 537
 538         /**
 539          * @covers Message::text
 540          * @covers Message::parse
 541          * @covers Message::parseAsBlock
 542          * @covers Message::toString
 543          * @covers Message::transformText
 544          * @covers Message::parseText
 545          * @dataProvider provideParser
 546          */
 547         public function testParser( $expect, $format ) {
 548                 $msg = new RawMessage( "''&'' <x><!-- x -->" );
 549                 $this->assertSame(
 550                         $expect,
 551                         $msg->inLanguage( 'en' )->$format()
 552                 );
 553         }
 554
 555         /**
 556          * @covers Message::inContentLanguage
 557          */
 558         public function testInContentLanguage() {
 559                 $this->setUserLang( 'fr' );
 560
 561                 // NOTE: make sure internal caching of the message text is reset appropriately
 562                 $msg = wfMessage( 'mainpage' );
 563                 $this->assertSame( 'Hauptseite', $msg->inLanguage( 'de' )->plain(), "inLanguage( 'de' )" );
 564                 $this->assertSame( 'Main Page', $msg->inContentLanguage()->plain(), "inContentLanguage()" );
 565                 $this->assertSame( 'Accueil', $msg->inLanguage( 'fr' )->plain(), "inLanguage( 'fr' )" );
 566         }
 567
 568         /**
 569          * @covers Message::inContentLanguage
 570          */
 571         public function testInContentLanguageOverride() {
 572                 $this->setMwGlobals( [
 573                         'wgForceUIMsgAsContentMsg' => [ 'mainpage' ],
 574                 ] );
 575                 $this->setUserLang( 'fr' );
 576
 577                 // NOTE: make sure internal caching of the message text is reset appropriately.
 578                 // NOTE: wgForceUIMsgAsContentMsg forces the messages *current* language to be used.
 579                 $msg = wfMessage( 'mainpage' );
 580                 $this->assertSame(
 581                         'Accueil',
 582                         $msg->inContentLanguage()->plain(),
 583                         'inContentLanguage() with ForceUIMsg override enabled'
 584                 );
 585                 $this->assertSame( 'Main Page', $msg->inLanguage( 'en' )->plain(), "inLanguage( 'en' )" );
 586                 $this->assertSame(
 587                         'Main Page',
 588                         $msg->inContentLanguage()->plain(),
 589                         'inContentLanguage() with ForceUIMsg override enabled'
 590                 );
 591                 $this->assertSame( 'Hauptseite', $msg->inLanguage( 'de' )->plain(), "inLanguage( 'de' )" );
 592         }
 593
 594         /**
 595          * @expectedException MWException
 596          * @covers Message::inLanguage
 597          */
 598         public function testInLanguageThrows() {
 599                 wfMessage( 'foo' )->inLanguage( 123 );
 600         }
 601
 602         /**
 603          * @covers Message::serialize
 604          * @covers Message::unserialize
 605          */
 606         public function testSerialization() {
 607                 $msg = new Message( 'parentheses' );
 608                 $msg->rawParams( '<a>foo</a>' );
 609                 $msg->title( Title::newFromText( 'Testing' ) );
 610                 $this->assertSame( '(<a>foo</a>)', $msg->parse(), 'Sanity check' );
 611                 $msg = unserialize( serialize( $msg ) );
 612                 $this->assertSame( '(<a>foo</a>)', $msg->parse() );
 613                 $title = TestingAccessWrapper::newFromObject( $msg )->title;
 614                 $this->assertInstanceOf( 'Title', $title );
 615                 $this->assertSame( 'Testing', $title->getFullText() );
 616
 617                 $msg = new Message( 'mainpage' );
 618                 $msg->inLanguage( 'de' );
 619                 $this->assertSame( 'Hauptseite', $msg->plain(), 'Sanity check' );
 620                 $msg = unserialize( serialize( $msg ) );
 621                 $this->assertSame( 'Hauptseite', $msg->plain() );
 622         }
 623
 624         /**
 625          * @covers Message::newFromSpecifier
 626          * @dataProvider provideNewFromSpecifier
 627          */
 628         public function testNewFromSpecifier( $value, $expectedText ) {
 629                 $message = Message::newFromSpecifier( $value );
 630                 $this->assertInstanceOf( Message::class, $message );
 631                 if ( $value instanceof Message ) {
 632                         $this->assertInstanceOf( get_class( $value ), $message );
 633                         $this->assertEquals( $value, $message );
 634                 }
 635                 $this->assertSame( $expectedText, $message->text() );
 636         }
 637
 638         public function provideNewFromSpecifier() {
 639                 $messageSpecifier = $this->getMockForAbstractClass( MessageSpecifier::class );
 640                 $messageSpecifier->expects( $this->any() )->method( 'getKey' )->willReturn( 'mainpage' );
 641                 $messageSpecifier->expects( $this->any() )->method( 'getParams' )->willReturn( [] );
 642
 643                 return [
 644                         'string' => [ 'mainpage', 'Main Page' ],
 645                         'array' => [ [ 'youhavenewmessages', 'foo', 'bar' ], 'You have foo (bar).' ],
 646                         'Message' => [ new Message( 'youhavenewmessages', [ 'foo', 'bar' ] ), 'You have foo (bar).' ],
 647                         'RawMessage' => [ new RawMessage( 'foo ($1)', [ 'bar' ] ), 'foo (bar)' ],
 648                         'ApiMessage' => [ new ApiMessage( [ 'mainpage' ], 'code', [ 'data' ] ), 'Main Page' ],
 649                         'MessageSpecifier' => [ $messageSpecifier, 'Main Page' ],
 650                         'nested RawMessage' => [ [ new RawMessage( 'foo ($1)', [ 'bar' ] ) ], 'foo (bar)' ],
 651                 ];
 652         }
 653 }