tests/phpunit/includes/page/WikiPageDbTestBase.php

   1 <?php
   2
   3 use MediaWiki\Edit\PreparedEdit;
   4 use MediaWiki\MediaWikiServices;
   5 use MediaWiki\Revision\SlotRecord;
   6 use MediaWiki\Storage\RevisionSlotsUpdate;
   7 use PHPUnit\Framework\MockObject\MockObject;
   8 use Wikimedia\TestingAccessWrapper;
   9
  10 /**
  11  * @covers WikiPage
  12  */
  13 abstract class WikiPageDbTestBase extends MediaWikiLangTestCase {
  14
  15         private $pagesToDelete;
  16
  17         public function __construct( $name = null, array $data = [], $dataName = '' ) {
  18                 parent::__construct( $name, $data, $dataName );
  19
  20                 $this->tablesUsed = array_merge(
  21                         $this->tablesUsed,
  22                         [ 'page',
  23                                 'revision',
  24                                 'redirect',
  25                                 'archive',
  26                                 'category',
  27                                 'ip_changes',
  28                                 'text',
  29
  30                                 'recentchanges',
  31                                 'logging',
  32
  33                                 'page_props',
  34                                 'pagelinks',
  35                                 'categorylinks',
  36                                 'langlinks',
  37                                 'externallinks',
  38                                 'imagelinks',
  39                                 'templatelinks',
  40                                 'iwlinks' ] );
  41         }
  42
  43         protected function addCoreDBData() {
  44                 // Blank out. This would fail with a modified schema, and we don't need it.
  45         }
  46
  47         /**
  48          * @return int
  49          */
  50         abstract protected function getMcrMigrationStage();
  51
  52         /**
  53          * @return string[]
  54          */
  55         abstract protected function getMcrTablesToReset();
  56
  57         protected function setUp() {
  58                 parent::setUp();
  59
  60                 $this->tablesUsed += $this->getMcrTablesToReset();
  61
  62                 $this->setMwGlobals( 'wgContentHandlerUseDB', $this->getContentHandlerUseDB() );
  63                 $this->setMwGlobals(
  64                         'wgMultiContentRevisionSchemaMigrationStage',
  65                         $this->getMcrMigrationStage()
  66                 );
  67                 $this->pagesToDelete = [];
  68
  69                 $this->overrideMwServices();
  70         }
  71
  72         protected function tearDown() {
  73                 foreach ( $this->pagesToDelete as $p ) {
  74                         /* @var $p WikiPage */
  75
  76                         try {
  77                                 if ( $p->exists() ) {
  78                                         $p->doDeleteArticle( "testing done." );
  79                                 }
  80                         } catch ( MWException $ex ) {
  81                                 // fail silently
  82                         }
  83                 }
  84                 parent::tearDown();
  85         }
  86
  87         abstract protected function getContentHandlerUseDB();
  88
  89         /**
  90          * @param Title|string $title
  91          * @param string|null $model
  92          * @return WikiPage
  93          */
  94         private function newPage( $title, $model = null ) {
  95                 if ( is_string( $title ) ) {
  96                         $ns = $this->getDefaultWikitextNS();
  97                         $title = Title::newFromText( $title, $ns );
  98                 }
  99
 100                 $p = new WikiPage( $title );
 101
 102                 $this->pagesToDelete[] = $p;
 103
 104                 return $p;
 105         }
 106
 107         /**
 108          * @param string|Title|WikiPage $page
 109          * @param string|Content|Content[] $content
 110          * @param int|null $model
 111          *
 112          * @return WikiPage
 113          */
 114         protected function createPage( $page, $content, $model = null, $user = null ) {
 115                 if ( is_string( $page ) || $page instanceof Title ) {
 116                         $page = $this->newPage( $page, $model );
 117                 }
 118
 119                 if ( !$user ) {
 120                         $user = $this->getTestUser()->getUser();
 121                 }
 122
 123                 if ( is_string( $content ) ) {
 124                         $content = ContentHandler::makeContent( $content, $page->getTitle(), $model );
 125                 }
 126
 127                 if ( !is_array( $content ) ) {
 128                         $content = [ 'main' => $content ];
 129                 }
 130
 131                 $updater = $page->newPageUpdater( $user );
 132
 133                 foreach ( $content as $role => $cnt ) {
 134                         $updater->setContent( $role, $cnt );
 135                 }
 136
 137                 $updater->saveRevision( CommentStoreComment::newUnsavedComment( "testing" ) );
 138
 139                 return $page;
 140         }
 141
 142         /**
 143          * @covers WikiPage::prepareContentForEdit
 144          */
 145         public function testPrepareContentForEdit() {
 146                 $user = $this->getTestUser()->getUser();
 147                 $sysop = $this->getTestUser( [ 'sysop' ] )->getUser();
 148
 149                 $page = $this->createPage( __METHOD__, __METHOD__, null, $user );
 150                 $title = $page->getTitle();
 151
 152                 $content = ContentHandler::makeContent(
 153                         "[[Lorem ipsum]] dolor sit amet, consetetur sadipscing elitr, sed diam "
 154                         . " nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat.",
 155                         $title,
 156                         CONTENT_MODEL_WIKITEXT
 157                 );
 158                 $content2 = ContentHandler::makeContent(
 159                         "At vero eos et accusam et justo duo [[dolores]] et ea rebum. "
 160                         . "Stet clita kasd [[gubergren]], no sea takimata sanctus est. ~~~~",
 161                         $title,
 162                         CONTENT_MODEL_WIKITEXT
 163                 );
 164
 165                 $edit = $page->prepareContentForEdit( $content, null, $user, null, false );
 166
 167                 $this->assertInstanceOf(
 168                         ParserOptions::class,
 169                         $edit->popts,
 170                         "pops"
 171                 );
 172                 $this->assertContains( '</a>', $edit->output->getText(), "output" );
 173                 $this->assertContains(
 174                         'consetetur sadipscing elitr',
 175                         $edit->output->getText(),
 176                         "output"
 177                 );
 178
 179                 $this->assertTrue( $content->equals( $edit->newContent ), "newContent field" );
 180                 $this->assertTrue( $content->equals( $edit->pstContent ), "pstContent field" );
 181                 $this->assertSame( $edit->output, $edit->output, "output field" );
 182                 $this->assertSame( $edit->popts, $edit->popts, "popts field" );
 183                 $this->assertSame( null, $edit->revid, "revid field" );
 184
 185                 // Re-using the prepared info if possible
 186                 $sameEdit = $page->prepareContentForEdit( $content, null, $user, null, false );
 187                 $this->assertPreparedEditEquals( $edit, $sameEdit, 'equivalent PreparedEdit' );
 188                 $this->assertSame( $edit->pstContent, $sameEdit->pstContent, 're-use output' );
 189                 $this->assertSame( $edit->output, $sameEdit->output, 're-use output' );
 190
 191                 // Not re-using the same PreparedEdit if not possible
 192                 $rev = $page->getRevision();
 193                 $edit2 = $page->prepareContentForEdit( $content2, null, $user, null, false );
 194                 $this->assertPreparedEditNotEquals( $edit, $edit2 );
 195                 $this->assertContains( 'At vero eos', $edit2->pstContent->serialize(), "content" );
 196
 197                 // Check pre-safe transform
 198                 $this->assertContains( '[[gubergren]]', $edit2->pstContent->serialize() );
 199                 $this->assertNotContains( '~~~~', $edit2->pstContent->serialize() );
 200
 201                 $edit3 = $page->prepareContentForEdit( $content2, null, $sysop, null, false );
 202                 $this->assertPreparedEditNotEquals( $edit2, $edit3 );
 203
 204                 // TODO: test with passing revision, then same without revision.
 205         }
 206
 207         /**
 208          * @covers WikiPage::doEditUpdates
 209          */
 210         public function testDoEditUpdates() {
 211                 $user = $this->getTestUser()->getUser();
 212
 213                 // NOTE: if site stats get out of whack and drop below 0,
 214                 // that causes a DB error during tear-down. So bump the
 215                 // numbers high enough to not drop below 0.
 216                 $siteStatsUpdate = SiteStatsUpdate::factory(
 217                         [ 'edits' => 1000, 'articles' => 1000, 'pages' => 1000 ]
 218                 );
 219                 $siteStatsUpdate->doUpdate();
 220
 221                 $page = $this->createPage( __METHOD__, __METHOD__ );
 222
 223                 $revision = new Revision(
 224                         [
 225                                 'id' => 9989,
 226                                 'page' => $page->getId(),
 227                                 'title' => $page->getTitle(),
 228                                 'comment' => __METHOD__,
 229                                 'minor_edit' => true,
 230                                 'text' => __METHOD__ . ' [[|foo]][[bar]]', // PST turns [[|foo]] into [[foo]]
 231                                 'user' => $user->getId(),
 232                                 'user_text' => $user->getName(),
 233                                 'timestamp' => '20170707040404',
 234                                 'content_model' => CONTENT_MODEL_WIKITEXT,
 235                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
 236                         ]
 237                 );
 238
 239                 $page->doEditUpdates( $revision, $user );
 240
 241                 // TODO: test various options; needs temporary hooks
 242
 243                 $dbr = wfGetDB( DB_REPLICA );
 244                 $res = $dbr->select( 'pagelinks', '*', [ 'pl_from' => $page->getId() ] );
 245                 $n = $res->numRows();
 246                 $res->free();
 247
 248                 $this->assertEquals( 1, $n, 'pagelinks should contain only one link if PST was not applied' );
 249         }
 250
 251         /**
 252          * @covers WikiPage::doEditContent
 253          * @covers WikiPage::prepareContentForEdit
 254          */
 255         public function testDoEditContent() {
 256                 $this->setMwGlobals( 'wgPageCreationLog', true );
 257
 258                 $page = $this->newPage( __METHOD__ );
 259                 $title = $page->getTitle();
 260
 261                 $user1 = $this->getTestUser()->getUser();
 262                 // Use the confirmed group for user2 to make sure the user is different
 263                 $user2 = $this->getTestUser( [ 'confirmed' ] )->getUser();
 264
 265                 $content = ContentHandler::makeContent(
 266                         "[[Lorem ipsum]] dolor sit amet, consetetur sadipscing elitr, sed diam "
 267                                 . " nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat.",
 268                         $title,
 269                         CONTENT_MODEL_WIKITEXT
 270                 );
 271
 272                 $preparedEditBefore = $page->prepareContentForEdit( $content, null, $user1 );
 273
 274                 $status = $page->doEditContent( $content, "[[testing]] 1", EDIT_NEW, false, $user1 );
 275
 276                 $this->assertTrue( $status->isOK(), 'OK' );
 277                 $this->assertTrue( $status->value['new'], 'new' );
 278                 $this->assertNotNull( $status->value['revision'], 'revision' );
 279                 $this->assertSame( $status->value['revision']->getId(), $page->getRevision()->getId() );
 280                 $this->assertSame( $status->value['revision']->getSha1(), $page->getRevision()->getSha1() );
 281                 $this->assertTrue( $status->value['revision']->getContent()->equals( $content ), 'equals' );
 282
 283                 $rev = $page->getRevision();
 284                 $preparedEditAfter = $page->prepareContentForEdit( $content, $rev, $user1 );
 285
 286                 $this->assertNotNull( $rev->getRecentChange() );
 287                 $this->assertSame( $rev->getId(), (int)$rev->getRecentChange()->getAttribute( 'rc_this_oldid' ) );
 288
 289                 // make sure that cached ParserOutput gets re-used throughout
 290                 $this->assertSame( $preparedEditBefore->output, $preparedEditAfter->output );
 291
 292                 $id = $page->getId();
 293
 294                 // Test page creation logging
 295                 $this->assertSelect(
 296                         'logging',
 297                         [ 'log_type', 'log_action' ],
 298                         [ 'log_page' => $id ],
 299                         [ [ 'create', 'create' ] ]
 300                 );
 301
 302                 $this->assertTrue( $title->getArticleID() > 0, "Title object should have new page id" );
 303                 $this->assertTrue( $id > 0, "WikiPage should have new page id" );
 304                 $this->assertTrue( $title->exists(), "Title object should indicate that the page now exists" );
 305                 $this->assertTrue( $page->exists(), "WikiPage object should indicate that the page now exists" );
 306
 307                 # ------------------------
 308                 $dbr = wfGetDB( DB_REPLICA );
 309                 $res = $dbr->select( 'pagelinks', '*', [ 'pl_from' => $id ] );
 310                 $n = $res->numRows();
 311                 $res->free();
 312
 313                 $this->assertEquals( 1, $n, 'pagelinks should contain one link from the page' );
 314
 315                 # ------------------------
 316                 $page = new WikiPage( $title );
 317
 318                 $retrieved = $page->getContent();
 319                 $this->assertTrue( $content->equals( $retrieved ), 'retrieved content doesn\'t equal original' );
 320
 321                 # ------------------------
 322                 $page = new WikiPage( $title );
 323
 324                 // try null edit, with a different user
 325                 $status = $page->doEditContent( $content, 'This changes nothing', EDIT_UPDATE, false, $user2 );
 326                 $this->assertTrue( $status->isOK(), 'OK' );
 327                 $this->assertFalse( $status->value['new'], 'new' );
 328                 $this->assertNull( $status->value['revision'], 'revision' );
 329                 $this->assertNotNull( $page->getRevision() );
 330                 $this->assertTrue( $page->getRevision()->getContent()->equals( $content ), 'equals' );
 331
 332                 # ------------------------
 333                 $content = ContentHandler::makeContent(
 334                         "At vero eos et accusam et justo duo [[dolores]] et ea rebum. "
 335                                 . "Stet clita kasd [[gubergren]], no sea takimata sanctus est. ~~~~",
 336                         $title,
 337                         CONTENT_MODEL_WIKITEXT
 338                 );
 339
 340                 $status = $page->doEditContent( $content, "testing 2", EDIT_UPDATE );
 341                 $this->assertTrue( $status->isOK(), 'OK' );
 342                 $this->assertFalse( $status->value['new'], 'new' );
 343                 $this->assertNotNull( $status->value['revision'], 'revision' );
 344                 $this->assertSame( $status->value['revision']->getId(), $page->getRevision()->getId() );
 345                 $this->assertSame( $status->value['revision']->getSha1(), $page->getRevision()->getSha1() );
 346                 $this->assertFalse(
 347                         $status->value['revision']->getContent()->equals( $content ),
 348                         'not equals (PST must substitute signature)'
 349                 );
 350
 351                 $rev = $page->getRevision();
 352                 $this->assertNotNull( $rev->getRecentChange() );
 353                 $this->assertSame( $rev->getId(), (int)$rev->getRecentChange()->getAttribute( 'rc_this_oldid' ) );
 354
 355                 # ------------------------
 356                 $page = new WikiPage( $title );
 357
 358                 $retrieved = $page->getContent();
 359                 $newText = $retrieved->serialize();
 360                 $this->assertContains( '[[gubergren]]', $newText, 'New text must replace old text.' );
 361                 $this->assertNotContains( '~~~~', $newText, 'PST must substitute signature.' );
 362
 363                 # ------------------------
 364                 $dbr = wfGetDB( DB_REPLICA );
 365                 $res = $dbr->select( 'pagelinks', '*', [ 'pl_from' => $id ] );
 366                 $n = $res->numRows();
 367                 $res->free();
 368
 369                 $this->assertEquals( 2, $n, 'pagelinks should contain two links from the page' );
 370         }
 371
 372         /**
 373          * @covers WikiPage::doEditContent
 374          */
 375         public function testDoEditContent_twice() {
 376                 $title = Title::newFromText( __METHOD__ );
 377                 $page = WikiPage::factory( $title );
 378                 $content = ContentHandler::makeContent( '$1 van $2', $title );
 379
 380                 // Make sure we can do the exact same save twice.
 381                 // This tests checks that internal caches are reset as appropriate.
 382                 $status1 = $page->doEditContent( $content, __METHOD__ );
 383                 $status2 = $page->doEditContent( $content, __METHOD__ );
 384
 385                 $this->assertTrue( $status1->isOK(), 'OK' );
 386                 $this->assertTrue( $status2->isOK(), 'OK' );
 387
 388                 $this->assertTrue( isset( $status1->value['revision'] ), 'OK' );
 389                 $this->assertFalse( isset( $status2->value['revision'] ), 'OK' );
 390         }
 391
 392         /**
 393          * Undeletion is covered in PageArchiveTest::testUndeleteRevisions()
 394          * TODO: Revision deletion
 395          *
 396          * @covers WikiPage::doDeleteArticle
 397          * @covers WikiPage::doDeleteArticleReal
 398          */
 399         public function testDoDeleteArticle() {
 400                 $page = $this->createPage(
 401                         __METHOD__,
 402                         "[[original text]] foo",
 403                         CONTENT_MODEL_WIKITEXT
 404                 );
 405                 $id = $page->getId();
 406
 407                 $page->doDeleteArticle( "testing deletion" );
 408
 409                 $this->assertFalse(
 410                         $page->getTitle()->getArticleID() > 0,
 411                         "Title object should now have page id 0"
 412                 );
 413                 $this->assertFalse( $page->getId() > 0, "WikiPage should now have page id 0" );
 414                 $this->assertFalse(
 415                         $page->exists(),
 416                         "WikiPage::exists should return false after page was deleted"
 417                 );
 418                 $this->assertNull(
 419                         $page->getContent(),
 420                         "WikiPage::getContent should return null after page was deleted"
 421                 );
 422
 423                 $t = Title::newFromText( $page->getTitle()->getPrefixedText() );
 424                 $this->assertFalse(
 425                         $t->exists(),
 426                         "Title::exists should return false after page was deleted"
 427                 );
 428
 429                 // Run the job queue
 430                 JobQueueGroup::destroySingletons();
 431                 $jobs = new RunJobs;
 432                 $jobs->loadParamsAndArgs( null, [ 'quiet' => true ], null );
 433                 $jobs->execute();
 434
 435                 # ------------------------
 436                 $dbr = wfGetDB( DB_REPLICA );
 437                 $res = $dbr->select( 'pagelinks', '*', [ 'pl_from' => $id ] );
 438                 $n = $res->numRows();
 439                 $res->free();
 440
 441                 $this->assertEquals( 0, $n, 'pagelinks should contain no more links from the page' );
 442         }
 443
 444         /**
 445          * @covers WikiPage::doDeleteArticleReal
 446          */
 447         public function testDoDeleteArticleReal_user0() {
 448                 $page = $this->createPage(
 449                         __METHOD__,
 450                         "[[original text]] foo",
 451                         CONTENT_MODEL_WIKITEXT
 452                 );
 453                 $id = $page->getId();
 454
 455                 $errorStack = '';
 456                 $status = $page->doDeleteArticleReal(
 457                         /* reason */ "testing user 0 deletion",
 458                         /* suppress */ false,
 459                         /* unused 1 */ null,
 460                         /* unused 2 */ null,
 461                         /* errorStack */ $errorStack,
 462                         null
 463                 );
 464                 $logId = $status->getValue();
 465                 $actorQuery = ActorMigration::newMigration()->getJoin( 'log_user' );
 466                 $this->assertSelect(
 467                         [ 'logging' ] + $actorQuery['tables'], /* table */
 468                         [
 469                                 'log_type',
 470                                 'log_action',
 471                                 'log_comment',
 472                                 'log_user' => $actorQuery['fields']['log_user'],
 473                                 'log_user_text' => $actorQuery['fields']['log_user_text'],
 474                                 'log_namespace',
 475                                 'log_title',
 476                         ],
 477                         [ 'log_id' => $logId ],
 478                         [ [
 479                                 'delete',
 480                                 'delete',
 481                                 'testing user 0 deletion',
 482                                 '0',
 483                                 '127.0.0.1',
 484                                 (string)$page->getTitle()->getNamespace(),
 485                                 $page->getTitle()->getDBkey(),
 486                         ] ],
 487                         [],
 488                         $actorQuery['joins']
 489                 );
 490         }
 491
 492         /**
 493          * @covers WikiPage::doDeleteArticleReal
 494          */
 495         public function testDoDeleteArticleReal_userSysop() {
 496                 $page = $this->createPage(
 497                         __METHOD__,
 498                         "[[original text]] foo",
 499                         CONTENT_MODEL_WIKITEXT
 500                 );
 501                 $id = $page->getId();
 502
 503                 $user = $this->getTestSysop()->getUser();
 504                 $errorStack = '';
 505                 $status = $page->doDeleteArticleReal(
 506                         /* reason */ "testing sysop deletion",
 507                         /* suppress */ false,
 508                         /* unused 1 */ null,
 509                         /* unused 2 */ null,
 510                         /* errorStack */ $errorStack,
 511                         $user
 512                 );
 513                 $logId = $status->getValue();
 514                 $actorQuery = ActorMigration::newMigration()->getJoin( 'log_user' );
 515                 $this->assertSelect(
 516                         [ 'logging' ] + $actorQuery['tables'], /* table */
 517                         [
 518                                 'log_type',
 519                                 'log_action',
 520                                 'log_comment',
 521                                 'log_user' => $actorQuery['fields']['log_user'],
 522                                 'log_user_text' => $actorQuery['fields']['log_user_text'],
 523                                 'log_namespace',
 524                                 'log_title',
 525                         ],
 526                         [ 'log_id' => $logId ],
 527                         [ [
 528                                 'delete',
 529                                 'delete',
 530                                 'testing sysop deletion',
 531                                 (string)$user->getId(),
 532                                 $user->getName(),
 533                                 (string)$page->getTitle()->getNamespace(),
 534                                 $page->getTitle()->getDBkey(),
 535                         ] ],
 536                         [],
 537                         $actorQuery['joins']
 538                 );
 539         }
 540
 541         /**
 542          * TODO: Test more stuff about suppression.
 543          *
 544          * @covers WikiPage::doDeleteArticleReal
 545          */
 546         public function testDoDeleteArticleReal_suppress() {
 547                 $page = $this->createPage(
 548                         __METHOD__,
 549                         "[[original text]] foo",
 550                         CONTENT_MODEL_WIKITEXT
 551                 );
 552                 $id = $page->getId();
 553
 554                 $user = $this->getTestSysop()->getUser();
 555                 $errorStack = '';
 556                 $status = $page->doDeleteArticleReal(
 557                         /* reason */ "testing deletion",
 558                         /* suppress */ true,
 559                         /* unused 1 */ null,
 560                         /* unused 2 */ null,
 561                         /* errorStack */ $errorStack,
 562                         $user
 563                 );
 564                 $logId = $status->getValue();
 565                 $actorQuery = ActorMigration::newMigration()->getJoin( 'log_user' );
 566                 $this->assertSelect(
 567                         [ 'logging' ] + $actorQuery['tables'], /* table */
 568                         [
 569                                 'log_type',
 570                                 'log_action',
 571                                 'log_comment',
 572                                 'log_user' => $actorQuery['fields']['log_user'],
 573                                 'log_user_text' => $actorQuery['fields']['log_user_text'],
 574                                 'log_namespace',
 575                                 'log_title',
 576                         ],
 577                         [ 'log_id' => $logId ],
 578                         [ [
 579                                 'suppress',
 580                                 'delete',
 581                                 'testing deletion',
 582                                 (string)$user->getId(),
 583                                 $user->getName(),
 584                                 (string)$page->getTitle()->getNamespace(),
 585                                 $page->getTitle()->getDBkey(),
 586                         ] ],
 587                         [],
 588                         $actorQuery['joins']
 589                 );
 590
 591                 $this->assertNull(
 592                         $page->getContent( Revision::FOR_PUBLIC ),
 593                         "WikiPage::getContent should return null after the page was suppressed for general users"
 594                 );
 595
 596                 $this->assertNull(
 597                         $page->getContent( Revision::FOR_THIS_USER, null ),
 598                         "WikiPage::getContent should return null after the page was suppressed for user zero"
 599                 );
 600
 601                 $this->assertNull(
 602                         $page->getContent( Revision::FOR_THIS_USER, $user ),
 603                         "WikiPage::getContent should return null after the page was suppressed even for a sysop"
 604                 );
 605         }
 606
 607         /**
 608          * @covers WikiPage::doDeleteUpdates
 609          */
 610         public function testDoDeleteUpdates() {
 611                 $user = $this->getTestUser()->getUser();
 612                 $page = $this->createPage(
 613                         __METHOD__,
 614                         "[[original text]] foo",
 615                         CONTENT_MODEL_WIKITEXT
 616                 );
 617                 $id = $page->getId();
 618                 $page->loadPageData(); // make sure the current revision is cached.
 619
 620                 // Similar to MovePage logic
 621                 wfGetDB( DB_MASTER )->delete( 'page', [ 'page_id' => $id ], __METHOD__ );
 622                 $page->doDeleteUpdates( $page->getId(), $page->getContent(), $page->getRevision(), $user );
 623
 624                 // Run the job queue
 625                 JobQueueGroup::destroySingletons();
 626                 $jobs = new RunJobs;
 627                 $jobs->loadParamsAndArgs( null, [ 'quiet' => true ], null );
 628                 $jobs->execute();
 629
 630                 # ------------------------
 631                 $dbr = wfGetDB( DB_REPLICA );
 632                 $res = $dbr->select( 'pagelinks', '*', [ 'pl_from' => $id ] );
 633                 $n = $res->numRows();
 634                 $res->free();
 635
 636                 $this->assertEquals( 0, $n, 'pagelinks should contain no more links from the page' );
 637         }
 638
 639         /**
 640          * @param string $name
 641          *
 642          * @return ContentHandler
 643          */
 644         protected function defineMockContentModelForUpdateTesting( $name ) {
 645                 /** @var ContentHandler|MockObject $handler */
 646                 $handler = $this->getMockBuilder( TextContentHandler::class )
 647                         ->setConstructorArgs( [ $name ] )
 648                         ->setMethods(
 649                                 [ 'getSecondaryDataUpdates', 'getDeletionUpdates', 'unserializeContent' ]
 650                         )
 651                         ->getMock();
 652
 653                 $dataUpdate = new MWCallableUpdate( 'time' );
 654                 $dataUpdate->_name = "$name data update";
 655
 656                 $deletionUpdate = new MWCallableUpdate( 'time' );
 657                 $deletionUpdate->_name = "$name deletion update";
 658
 659                 $handler->method( 'getSecondaryDataUpdates' )->willReturn( [ $dataUpdate ] );
 660                 $handler->method( 'getDeletionUpdates' )->willReturn( [ $deletionUpdate ] );
 661                 $handler->method( 'unserializeContent' )->willReturnCallback(
 662                         function ( $text ) use ( $handler ) {
 663                                 return $this->createMockContent( $handler, $text );
 664                         }
 665                 );
 666
 667                 $this->mergeMwGlobalArrayValue(
 668                         'wgContentHandlers', [
 669                                 $name => function () use ( $handler ){
 670                                         return $handler;
 671                                 }
 672                         ]
 673                 );
 674
 675                 return $handler;
 676         }
 677
 678         /**
 679          * @param ContentHandler $handler
 680          * @param string $text
 681          *
 682          * @return Content
 683          */
 684         protected function createMockContent( ContentHandler $handler, $text ) {
 685                 /** @var Content|MockObject $content */
 686                 $content = $this->getMockBuilder( TextContent::class )
 687                         ->setConstructorArgs( [ $text ] )
 688                         ->setMethods( [ 'getModel', 'getContentHandler' ] )
 689                         ->getMock();
 690
 691                 $content->method( 'getModel' )->willReturn( $handler->getModelID() );
 692                 $content->method( 'getContentHandler' )->willReturn( $handler );
 693
 694                 return $content;
 695         }
 696
 697         public function testGetDeletionUpdates() {
 698                 $m1 = $this->defineMockContentModelForUpdateTesting( 'M1' );
 699
 700                 $mainContent1 = $this->createMockContent( $m1, 'main 1' );
 701
 702                 $page = new WikiPage( Title::newFromText( __METHOD__ ) );
 703                 $page = $this->createPage(
 704                         $page,
 705                         [ 'main' => $mainContent1 ]
 706                 );
 707
 708                 $dataUpdates = $page->getDeletionUpdates( $page->getRevisionRecord() );
 709                 $this->assertNotEmpty( $dataUpdates );
 710
 711                 $updateNames = array_map( function ( $du ) {
 712                         return isset( $du->_name ) ? $du->_name : get_class( $du );
 713                 }, $dataUpdates );
 714
 715                 $this->assertContains( LinksDeletionUpdate::class, $updateNames );
 716                 $this->assertContains( 'M1 deletion update', $updateNames );
 717         }
 718
 719         /**
 720          * @covers WikiPage::getRevision
 721          */
 722         public function testGetRevision() {
 723                 $page = $this->newPage( __METHOD__ );
 724
 725                 $rev = $page->getRevision();
 726                 $this->assertNull( $rev );
 727
 728                 # -----------------
 729                 $this->createPage( $page, "some text", CONTENT_MODEL_WIKITEXT );
 730
 731                 $rev = $page->getRevision();
 732
 733                 $this->assertEquals( $page->getLatest(), $rev->getId() );
 734                 $this->assertEquals( "some text", $rev->getContent()->getNativeData() );
 735         }
 736
 737         /**
 738          * @covers WikiPage::getContent
 739          */
 740         public function testGetContent() {
 741                 $page = $this->newPage( __METHOD__ );
 742
 743                 $content = $page->getContent();
 744                 $this->assertNull( $content );
 745
 746                 # -----------------
 747                 $this->createPage( $page, "some text", CONTENT_MODEL_WIKITEXT );
 748
 749                 $content = $page->getContent();
 750                 $this->assertEquals( "some text", $content->getNativeData() );
 751         }
 752
 753         /**
 754          * @covers WikiPage::exists
 755          */
 756         public function testExists() {
 757                 $page = $this->newPage( __METHOD__ );
 758                 $this->assertFalse( $page->exists() );
 759
 760                 # -----------------
 761                 $this->createPage( $page, "some text", CONTENT_MODEL_WIKITEXT );
 762                 $this->assertTrue( $page->exists() );
 763
 764                 $page = new WikiPage( $page->getTitle() );
 765                 $this->assertTrue( $page->exists() );
 766
 767                 # -----------------
 768                 $page->doDeleteArticle( "done testing" );
 769                 $this->assertFalse( $page->exists() );
 770
 771                 $page = new WikiPage( $page->getTitle() );
 772                 $this->assertFalse( $page->exists() );
 773         }
 774
 775         public function provideHasViewableContent() {
 776                 return [
 777                         [ 'WikiPageTest_testHasViewableContent', false, true ],
 778                         [ 'Special:WikiPageTest_testHasViewableContent', false ],
 779                         [ 'MediaWiki:WikiPageTest_testHasViewableContent', false ],
 780                         [ 'Special:Userlogin', true ],
 781                         [ 'MediaWiki:help', true ],
 782                 ];
 783         }
 784
 785         /**
 786          * @dataProvider provideHasViewableContent
 787          * @covers WikiPage::hasViewableContent
 788          */
 789         public function testHasViewableContent( $title, $viewable, $create = false ) {
 790                 $page = $this->newPage( $title );
 791                 $this->assertEquals( $viewable, $page->hasViewableContent() );
 792
 793                 if ( $create ) {
 794                         $this->createPage( $page, "some text", CONTENT_MODEL_WIKITEXT );
 795                         $this->assertTrue( $page->hasViewableContent() );
 796
 797                         $page = new WikiPage( $page->getTitle() );
 798                         $this->assertTrue( $page->hasViewableContent() );
 799                 }
 800         }
 801
 802         public function provideGetRedirectTarget() {
 803                 return [
 804                         [ 'WikiPageTest_testGetRedirectTarget_1', CONTENT_MODEL_WIKITEXT, "hello world", null ],
 805                         [
 806                                 'WikiPageTest_testGetRedirectTarget_2',
 807                                 CONTENT_MODEL_WIKITEXT,
 808                                 "#REDIRECT [[hello world]]",
 809                                 "Hello world"
 810                         ],
 811                         // The below added to protect against Media namespace
 812                         // redirects which throw a fatal: (T203942)
 813                         [
 814                                 'WikiPageTest_testGetRedirectTarget_3',
 815                                 CONTENT_MODEL_WIKITEXT,
 816                                 "#REDIRECT [[Media:hello_world]]",
 817                                 "File:Hello world"
 818                         ],
 819                         // Test fragments longer than 255 bytes (T207876)
 820                         [
 821                                 'WikiPageTest_testGetRedirectTarget_4',
 822                                 CONTENT_MODEL_WIKITEXT,
 823                                 // phpcs:ignore Generic.Files.LineLength
 824                                 '#REDIRECT [[Foobar#🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿]]',
 825                                 // phpcs:ignore Generic.Files.LineLength
 826                                 'Foobar#🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬...'
 827                         ]
 828                 ];
 829         }
 830
 831         /**
 832          * @dataProvider provideGetRedirectTarget
 833          * @covers WikiPage::getRedirectTarget
 834          */
 835         public function testGetRedirectTarget( $title, $model, $text, $target ) {
 836                 $this->setMwGlobals( [
 837                         'wgCapitalLinks' => true,
 838                 ] );
 839
 840                 $page = $this->createPage( $title, $text, $model );
 841
 842                 # sanity check, because this test seems to fail for no reason for some people.
 843                 $c = $page->getContent();
 844                 $this->assertEquals( WikitextContent::class, get_class( $c ) );
 845
 846                 # now, test the actual redirect
 847                 $t = $page->getRedirectTarget();
 848                 $this->assertEquals( $target, is_null( $t ) ? null : $t->getFullText() );
 849         }
 850
 851         /**
 852          * @dataProvider provideGetRedirectTarget
 853          * @covers WikiPage::isRedirect
 854          */
 855         public function testIsRedirect( $title, $model, $text, $target ) {
 856                 $page = $this->createPage( $title, $text, $model );
 857                 $this->assertEquals( !is_null( $target ), $page->isRedirect() );
 858         }
 859
 860         public function provideIsCountable() {
 861                 return [
 862
 863                         // any
 864                         [ 'WikiPageTest_testIsCountable',
 865                                 CONTENT_MODEL_WIKITEXT,
 866                                 '',
 867                                 'any',
 868                                 true
 869                         ],
 870                         [ 'WikiPageTest_testIsCountable',
 871                                 CONTENT_MODEL_WIKITEXT,
 872                                 'Foo',
 873                                 'any',
 874                                 true
 875                         ],
 876
 877                         // link
 878                         [ 'WikiPageTest_testIsCountable',
 879                                 CONTENT_MODEL_WIKITEXT,
 880                                 'Foo',
 881                                 'link',
 882                                 false
 883                         ],
 884                         [ 'WikiPageTest_testIsCountable',
 885                                 CONTENT_MODEL_WIKITEXT,
 886                                 'Foo [[bar]]',
 887                                 'link',
 888                                 true
 889                         ],
 890
 891                         // redirects
 892                         [ 'WikiPageTest_testIsCountable',
 893                                 CONTENT_MODEL_WIKITEXT,
 894                                 '#REDIRECT [[bar]]',
 895                                 'any',
 896                                 false
 897                         ],
 898                         [ 'WikiPageTest_testIsCountable',
 899                                 CONTENT_MODEL_WIKITEXT,
 900                                 '#REDIRECT [[bar]]',
 901                                 'link',
 902                                 false
 903                         ],
 904
 905                         // not a content namespace
 906                         [ 'Talk:WikiPageTest_testIsCountable',
 907                                 CONTENT_MODEL_WIKITEXT,
 908                                 'Foo',
 909                                 'any',
 910                                 false
 911                         ],
 912                         [ 'Talk:WikiPageTest_testIsCountable',
 913                                 CONTENT_MODEL_WIKITEXT,
 914                                 'Foo [[bar]]',
 915                                 'link',
 916                                 false
 917                         ],
 918
 919                         // not a content namespace, different model
 920                         [ 'MediaWiki:WikiPageTest_testIsCountable.js',
 921                                 null,
 922                                 'Foo',
 923                                 'any',
 924                                 false
 925                         ],
 926                         [ 'MediaWiki:WikiPageTest_testIsCountable.js',
 927                                 null,
 928                                 'Foo [[bar]]',
 929                                 'link',
 930                                 false
 931                         ],
 932                 ];
 933         }
 934
 935         /**
 936          * @dataProvider provideIsCountable
 937          * @covers WikiPage::isCountable
 938          */
 939         public function testIsCountable( $title, $model, $text, $mode, $expected ) {
 940                 global $wgContentHandlerUseDB;
 941
 942                 $this->setMwGlobals( 'wgArticleCountMethod', $mode );
 943
 944                 $title = Title::newFromText( $title );
 945
 946                 if ( !$wgContentHandlerUseDB
 947                         && $model
 948                         && ContentHandler::getDefaultModelFor( $title ) != $model
 949                 ) {
 950                         $this->markTestSkipped( "Can not use non-default content model $model for "
 951                                 . $title->getPrefixedDBkey() . " with \$wgContentHandlerUseDB disabled." );
 952                 }
 953
 954                 $page = $this->createPage( $title, $text, $model );
 955
 956                 $editInfo = $page->prepareContentForEdit( $page->getContent() );
 957
 958                 $v = $page->isCountable();
 959                 $w = $page->isCountable( $editInfo );
 960
 961                 $this->assertEquals(
 962                         $expected,
 963                         $v,
 964                         "isCountable( null ) returned unexpected value " . var_export( $v, true )
 965                                 . " instead of " . var_export( $expected, true )
 966                         . " in mode `$mode` for text \"$text\""
 967                 );
 968
 969                 $this->assertEquals(
 970                         $expected,
 971                         $w,
 972                         "isCountable( \$editInfo ) returned unexpected value " . var_export( $v, true )
 973                                 . " instead of " . var_export( $expected, true )
 974                         . " in mode `$mode` for text \"$text\""
 975                 );
 976         }
 977
 978         public function provideGetParserOutput() {
 979                 return [
 980                         [
 981                                 CONTENT_MODEL_WIKITEXT,
 982                                 "hello ''world''\n",
 983                                 "<div class=\"mw-parser-output\"><p>hello <i>world</i></p></div>"
 984                         ],
 985                         // @todo more...?
 986                 ];
 987         }
 988
 989         /**
 990          * @dataProvider provideGetParserOutput
 991          * @covers WikiPage::getParserOutput
 992          */
 993         public function testGetParserOutput( $model, $text, $expectedHtml ) {
 994                 $page = $this->createPage( __METHOD__, $text, $model );
 995
 996                 $opt = $page->makeParserOptions( 'canonical' );
 997                 $po = $page->getParserOutput( $opt );
 998                 $text = $po->getText();
 999
1000                 $text = trim( preg_replace( '/<!--.*?-->/sm', '', $text ) ); # strip injected comments
1001                 $text = preg_replace( '!\s*(</p>|</div>)!sm', '\1', $text ); # don't let tidy confuse us
1002
1003                 $this->assertEquals( $expectedHtml, $text );
1004
1005                 return $po;
1006         }
1007
1008         /**
1009          * @covers WikiPage::getParserOutput
1010          */
1011         public function testGetParserOutput_nonexisting() {
1012                 $page = new WikiPage( Title::newFromText( __METHOD__ ) );
1013
1014                 $opt = new ParserOptions();
1015                 $po = $page->getParserOutput( $opt );
1016
1017                 $this->assertFalse( $po, "getParserOutput() shall return false for non-existing pages." );
1018         }
1019
1020         /**
1021          * @covers WikiPage::getParserOutput
1022          */
1023         public function testGetParserOutput_badrev() {
1024                 $page = $this->createPage( __METHOD__, 'dummy', CONTENT_MODEL_WIKITEXT );
1025
1026                 $opt = new ParserOptions();
1027                 $po = $page->getParserOutput( $opt, $page->getLatest() + 1234 );
1028
1029                 // @todo would be neat to also test deleted revision
1030
1031                 $this->assertFalse( $po, "getParserOutput() shall return false for non-existing revisions." );
1032         }
1033
1034         public static $sections =
1035
1036                 "Intro
1037
1038 == stuff ==
1039 hello world
1040
1041 == test ==
1042 just a test
1043
1044 == foo ==
1045 more stuff
1046 ";
1047
1048         public function dataReplaceSection() {
1049                 // NOTE: assume the Help namespace to contain wikitext
1050                 return [
1051                         [ 'Help:WikiPageTest_testReplaceSection',
1052                                 CONTENT_MODEL_WIKITEXT,
1053                                 self::$sections,
1054                                 "0",
1055                                 "No more",
1056                                 null,
1057                                 trim( preg_replace( '/^Intro/sm', 'No more', self::$sections ) )
1058                         ],
1059                         [ 'Help:WikiPageTest_testReplaceSection',
1060                                 CONTENT_MODEL_WIKITEXT,
1061                                 self::$sections,
1062                                 "",
1063                                 "No more",
1064                                 null,
1065                                 "No more"
1066                         ],
1067                         [ 'Help:WikiPageTest_testReplaceSection',
1068                                 CONTENT_MODEL_WIKITEXT,
1069                                 self::$sections,
1070                                 "2",
1071                                 "== TEST ==\nmore fun",
1072                                 null,
1073                                 trim( preg_replace( '/^== test ==.*== foo ==/sm',
1074                                         "== TEST ==\nmore fun\n\n== foo ==",
1075                                         self::$sections ) )
1076                         ],
1077                         [ 'Help:WikiPageTest_testReplaceSection',
1078                                 CONTENT_MODEL_WIKITEXT,
1079                                 self::$sections,
1080                                 "8",
1081                                 "No more",
1082                                 null,
1083                                 trim( self::$sections )
1084                         ],
1085                         [ 'Help:WikiPageTest_testReplaceSection',
1086                                 CONTENT_MODEL_WIKITEXT,
1087                                 self::$sections,
1088                                 "new",
1089                                 "No more",
1090                                 "New",
1091                                 trim( self::$sections ) . "\n\n== New ==\n\nNo more"
1092                         ],
1093                 ];
1094         }
1095
1096         /**
1097          * @dataProvider dataReplaceSection
1098          * @covers WikiPage::replaceSectionContent
1099          */
1100         public function testReplaceSectionContent( $title, $model, $text, $section,
1101                 $with, $sectionTitle, $expected
1102         ) {
1103                 $page = $this->createPage( $title, $text, $model );
1104
1105                 $content = ContentHandler::makeContent( $with, $page->getTitle(), $page->getContentModel() );
1106                 $c = $page->replaceSectionContent( $section, $content, $sectionTitle );
1107
1108                 $this->assertEquals( $expected, is_null( $c ) ? null : trim( $c->getNativeData() ) );
1109         }
1110
1111         /**
1112          * @dataProvider dataReplaceSection
1113          * @covers WikiPage::replaceSectionAtRev
1114          */
1115         public function testReplaceSectionAtRev( $title, $model, $text, $section,
1116                 $with, $sectionTitle, $expected
1117         ) {
1118                 $page = $this->createPage( $title, $text, $model );
1119                 $baseRevId = $page->getLatest();
1120
1121                 $content = ContentHandler::makeContent( $with, $page->getTitle(), $page->getContentModel() );
1122                 $c = $page->replaceSectionAtRev( $section, $content, $sectionTitle, $baseRevId );
1123
1124                 $this->assertEquals( $expected, is_null( $c ) ? null : trim( $c->getNativeData() ) );
1125         }
1126
1127         /**
1128          * @covers WikiPage::getOldestRevision
1129          */
1130         public function testGetOldestRevision() {
1131                 $page = $this->newPage( __METHOD__ );
1132                 $page->doEditContent(
1133                         new WikitextContent( 'one' ),
1134                         "first edit",
1135                         EDIT_NEW
1136                 );
1137                 $rev1 = $page->getRevision();
1138
1139                 $page = new WikiPage( $page->getTitle() );
1140                 $page->doEditContent(
1141                         new WikitextContent( 'two' ),
1142                         "second edit",
1143                         EDIT_UPDATE
1144                 );
1145
1146                 $page = new WikiPage( $page->getTitle() );
1147                 $page->doEditContent(
1148                         new WikitextContent( 'three' ),
1149                         "third edit",
1150                         EDIT_UPDATE
1151                 );
1152
1153                 // sanity check
1154                 $this->assertNotEquals(
1155                         $rev1->getId(),
1156                         $page->getRevision()->getId(),
1157                         '$page->getRevision()->getId()'
1158                 );
1159
1160                 // actual test
1161                 $this->assertEquals(
1162                         $rev1->getId(),
1163                         $page->getOldestRevision()->getId(),
1164                         '$page->getOldestRevision()->getId()'
1165                 );
1166         }
1167
1168         /**
1169          * @covers WikiPage::doRollback
1170          * @covers WikiPage::commitRollback
1171          */
1172         public function testDoRollback() {
1173                 // FIXME: fails under postgres
1174                 $this->markTestSkippedIfDbType( 'postgres' );
1175
1176                 $admin = $this->getTestSysop()->getUser();
1177                 $user1 = $this->getTestUser()->getUser();
1178                 // Use the confirmed group for user2 to make sure the user is different
1179                 $user2 = $this->getTestUser( [ 'confirmed' ] )->getUser();
1180
1181                 // make sure we can test autopatrolling
1182                 $this->setMwGlobals( 'wgUseRCPatrol', true );
1183
1184                 // TODO: MCR: test rollback of multiple slots!
1185                 $page = $this->newPage( __METHOD__ );
1186
1187                 // Make some edits
1188                 $text = "one";
1189                 $status1 = $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ),
1190                         "section one", EDIT_NEW, false, $admin );
1191
1192                 $text .= "\n\ntwo";
1193                 $status2 = $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ),
1194                         "adding section two", 0, false, $user1 );
1195
1196                 $text .= "\n\nthree";
1197                 $status3 = $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ),
1198                         "adding section three", 0, false, $user2 );
1199
1200                 /** @var Revision $rev1 */
1201                 /** @var Revision $rev2 */
1202                 /** @var Revision $rev3 */
1203                 $rev1 = $status1->getValue()['revision'];
1204                 $rev2 = $status2->getValue()['revision'];
1205                 $rev3 = $status3->getValue()['revision'];
1206
1207                 /**
1208                  * We are having issues with doRollback spuriously failing. Apparently
1209                  * the last revision somehow goes missing or not committed under some
1210                  * circumstances. So, make sure the revisions have the correct usernames.
1211                  */
1212                 $this->assertEquals( 3, Revision::countByPageId( wfGetDB( DB_REPLICA ), $page->getId() ) );
1213                 $this->assertEquals( $admin->getName(), $rev1->getUserText() );
1214                 $this->assertEquals( $user1->getName(), $rev2->getUserText() );
1215                 $this->assertEquals( $user2->getName(), $rev3->getUserText() );
1216
1217                 // Now, try the actual rollback
1218                 $token = $admin->getEditToken( 'rollback' );
1219                 $rollbackErrors = $page->doRollback(
1220                         $user2->getName(),
1221                         "testing rollback",
1222                         $token,
1223                         false,
1224                         $resultDetails,
1225                         $admin
1226                 );
1227
1228                 if ( $rollbackErrors ) {
1229                         $this->fail(
1230                                 "Rollback failed:\n" .
1231                                 print_r( $rollbackErrors, true ) . ";\n" .
1232                                 print_r( $resultDetails, true )
1233                         );
1234                 }
1235
1236                 $page = new WikiPage( $page->getTitle() );
1237                 $this->assertEquals( $rev2->getSha1(), $page->getRevision()->getSha1(),
1238                         "rollback did not revert to the correct revision" );
1239                 $this->assertEquals( "one\n\ntwo", $page->getContent()->getNativeData() );
1240
1241                 $rc = MediaWikiServices::getInstance()->getRevisionStore()->getRecentChange(
1242                         $page->getRevision()->getRevisionRecord()
1243                 );
1244
1245                 $this->assertNotNull( $rc, 'RecentChanges entry' );
1246                 $this->assertEquals(
1247                         RecentChange::PRC_AUTOPATROLLED,
1248                         $rc->getAttribute( 'rc_patrolled' ),
1249                         'rc_patrolled'
1250                 );
1251
1252                 // TODO: MCR: assert origin once we write slot data
1253                 // $mainSlot = $page->getRevision()->getRevisionRecord()->getSlot( SlotRecord::MAIN );
1254                 // $this->assertTrue( $mainSlot->isInherited(), 'isInherited' );
1255                 // $this->assertSame( $rev2->getId(), $mainSlot->getOrigin(), 'getOrigin' );
1256         }
1257
1258         /**
1259          * @covers WikiPage::doRollback
1260          * @covers WikiPage::commitRollback
1261          */
1262         public function testDoRollbackFailureSameContent() {
1263                 $admin = $this->getTestSysop()->getUser();
1264
1265                 $text = "one";
1266                 $page = $this->newPage( __METHOD__ );
1267                 $page->doEditContent(
1268                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1269                         "section one",
1270                         EDIT_NEW,
1271                         false,
1272                         $admin
1273                 );
1274                 $rev1 = $page->getRevision();
1275
1276                 $user1 = $this->getTestUser( [ 'sysop' ] )->getUser();
1277                 $text .= "\n\ntwo";
1278                 $page = new WikiPage( $page->getTitle() );
1279                 $page->doEditContent(
1280                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1281                         "adding section two",
1282                         0,
1283                         false,
1284                         $user1
1285                 );
1286
1287                 # now, do a the rollback from the same user was doing the edit before
1288                 $resultDetails = [];
1289                 $token = $user1->getEditToken( 'rollback' );
1290                 $errors = $page->doRollback(
1291                         $user1->getName(),
1292                         "testing revert same user",
1293                         $token,
1294                         false,
1295                         $resultDetails,
1296                         $admin
1297                 );
1298
1299                 $this->assertEquals( [], $errors, "Rollback failed same user" );
1300
1301                 # now, try the rollback
1302                 $resultDetails = [];
1303                 $token = $admin->getEditToken( 'rollback' );
1304                 $errors = $page->doRollback(
1305                         $user1->getName(),
1306                         "testing revert",
1307                         $token,
1308                         false,
1309                         $resultDetails,
1310                         $admin
1311                 );
1312
1313                 $this->assertEquals(
1314                         [
1315                                 [
1316                                         'alreadyrolled',
1317                                         __METHOD__,
1318                                         $user1->getName(),
1319                                         $admin->getName(),
1320                                 ],
1321                         ],
1322                         $errors,
1323                         "Rollback not failed"
1324                 );
1325
1326                 $page = new WikiPage( $page->getTitle() );
1327                 $this->assertEquals( $rev1->getSha1(), $page->getRevision()->getSha1(),
1328                         "rollback did not revert to the correct revision" );
1329                 $this->assertEquals( "one", $page->getContent()->getNativeData() );
1330         }
1331
1332         /**
1333          * Tests tagging for edits that do rollback action
1334          * @covers WikiPage::doRollback
1335          */
1336         public function testDoRollbackTagging() {
1337                 if ( !in_array( 'mw-rollback', ChangeTags::getSoftwareTags() ) ) {
1338                         $this->markTestSkipped( 'Rollback tag deactivated, skipped the test.' );
1339                 }
1340
1341                 $admin = new User();
1342                 $admin->setName( 'Administrator' );
1343                 $admin->addToDatabase();
1344
1345                 $text = 'First line';
1346                 $page = $this->newPage( 'WikiPageTest_testDoRollbackTagging' );
1347                 $page->doEditContent(
1348                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1349                         'Added first line',
1350                         EDIT_NEW,
1351                         false,
1352                         $admin
1353                 );
1354
1355                 $secondUser = new User();
1356                 $secondUser->setName( '92.65.217.32' );
1357                 $text .= '\n\nSecond line';
1358                 $page = new WikiPage( $page->getTitle() );
1359                 $page->doEditContent(
1360                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1361                         'Adding second line',
1362                         0,
1363                         false,
1364                         $secondUser
1365                 );
1366
1367                 // Now, try the rollback
1368                 $admin->addGroup( 'sysop' ); // Make the test user a sysop
1369                 $token = $admin->getEditToken( 'rollback' );
1370                 $errors = $page->doRollback(
1371                         $secondUser->getName(),
1372                         'testing rollback',
1373                         $token,
1374                         false,
1375                         $resultDetails,
1376                         $admin
1377                 );
1378
1379                 // If doRollback completed without errors
1380                 if ( $errors === [] ) {
1381                         $tags = $resultDetails[ 'tags' ];
1382                         $this->assertContains( 'mw-rollback', $tags );
1383                 }
1384         }
1385
1386         public function provideGetAutoDeleteReason() {
1387                 return [
1388                         [
1389                                 [],
1390                                 false,
1391                                 false
1392                         ],
1393
1394                         [
1395                                 [
1396                                         [ "first edit", null ],
1397                                 ],
1398                                 "/first edit.*only contributor/",
1399                                 false
1400                         ],
1401
1402                         [
1403                                 [
1404                                         [ "first edit", null ],
1405                                         [ "second edit", null ],
1406                                 ],
1407                                 "/second edit.*only contributor/",
1408                                 true
1409                         ],
1410
1411                         [
1412                                 [
1413                                         [ "first edit", "127.0.2.22" ],
1414                                         [ "second edit", "127.0.3.33" ],
1415                                 ],
1416                                 "/second edit/",
1417                                 true
1418                         ],
1419
1420                         [
1421                                 [
1422                                         [
1423                                                 "first edit: "
1424                                                         . "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam "
1425                                                         . " nonumy eirmod tempor invidunt ut labore et dolore magna "
1426                                                         . "aliquyam erat, sed diam voluptua. At vero eos et accusam "
1427                                                         . "et justo duo dolores et ea rebum. Stet clita kasd gubergren, "
1428                                                         . "no sea  takimata sanctus est Lorem ipsum dolor sit amet.'",
1429                                                 null
1430                                         ],
1431                                 ],
1432                                 '/first edit:.*\.\.\."/',
1433                                 false
1434                         ],
1435
1436                         [
1437                                 [
1438                                         [ "first edit", "127.0.2.22" ],
1439                                         [ "", "127.0.3.33" ],
1440                                 ],
1441                                 "/before blanking.*first edit/",
1442                                 true
1443                         ],
1444
1445                 ];
1446         }
1447
1448         /**
1449          * @dataProvider provideGetAutoDeleteReason
1450          * @covers WikiPage::getAutoDeleteReason
1451          */
1452         public function testGetAutoDeleteReason( $edits, $expectedResult, $expectedHistory ) {
1453                 global $wgUser;
1454
1455                 // NOTE: assume Help namespace to contain wikitext
1456                 $page = $this->newPage( "Help:WikiPageTest_testGetAutoDeleteReason" );
1457
1458                 $c = 1;
1459
1460                 foreach ( $edits as $edit ) {
1461                         $user = new User();
1462
1463                         if ( !empty( $edit[1] ) ) {
1464                                 $user->setName( $edit[1] );
1465                         } else {
1466                                 $user = $wgUser;
1467                         }
1468
1469                         $content = ContentHandler::makeContent( $edit[0], $page->getTitle(), $page->getContentModel() );
1470
1471                         $page->doEditContent( $content, "test edit $c", $c < 2 ? EDIT_NEW : 0, false, $user );
1472
1473                         $c += 1;
1474                 }
1475
1476                 $reason = $page->getAutoDeleteReason( $hasHistory );
1477
1478                 if ( is_bool( $expectedResult ) || is_null( $expectedResult ) ) {
1479                         $this->assertEquals( $expectedResult, $reason );
1480                 } else {
1481                         $this->assertTrue( (bool)preg_match( $expectedResult, $reason ),
1482                                 "Autosummary didn't match expected pattern $expectedResult: $reason" );
1483                 }
1484
1485                 $this->assertEquals( $expectedHistory, $hasHistory,
1486                         "expected \$hasHistory to be " . var_export( $expectedHistory, true ) );
1487
1488                 $page->doDeleteArticle( "done" );
1489         }
1490
1491         public function providePreSaveTransform() {
1492                 return [
1493                         [ 'hello this is ~~~',
1494                                 "hello this is [[Special:Contributions/127.0.0.1|127.0.0.1]]",
1495                         ],
1496                         [ 'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
1497                                 'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
1498                         ],
1499                 ];
1500         }
1501
1502         /**
1503          * @covers WikiPage::factory
1504          */
1505         public function testWikiPageFactory() {
1506                 $title = Title::makeTitle( NS_FILE, 'Someimage.png' );
1507                 $page = WikiPage::factory( $title );
1508                 $this->assertEquals( WikiFilePage::class, get_class( $page ) );
1509
1510                 $title = Title::makeTitle( NS_CATEGORY, 'SomeCategory' );
1511                 $page = WikiPage::factory( $title );
1512                 $this->assertEquals( WikiCategoryPage::class, get_class( $page ) );
1513
1514                 $title = Title::makeTitle( NS_MAIN, 'SomePage' );
1515                 $page = WikiPage::factory( $title );
1516                 $this->assertEquals( WikiPage::class, get_class( $page ) );
1517         }
1518
1519         /**
1520          * @covers WikiPage::loadPageData
1521          * @covers WikiPage::wasLoadedFrom
1522          */
1523         public function testLoadPageData() {
1524                 $title = Title::makeTitle( NS_MAIN, 'SomePage' );
1525                 $page = WikiPage::factory( $title );
1526
1527                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1528                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1529                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1530                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1531
1532                 $page->loadPageData( IDBAccessObject::READ_NORMAL );
1533                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1534                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1535                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1536                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1537
1538                 $page->loadPageData( IDBAccessObject::READ_LATEST );
1539                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1540                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1541                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1542                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1543
1544                 $page->loadPageData( IDBAccessObject::READ_LOCKING );
1545                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1546                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1547                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1548                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1549
1550                 $page->loadPageData( IDBAccessObject::READ_EXCLUSIVE );
1551                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1552                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1553                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1554                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1555         }
1556
1557         /**
1558          * @dataProvider provideCommentMigrationOnDeletion
1559          *
1560          * @param int $writeStage
1561          * @param int $readStage
1562          */
1563         public function testCommentMigrationOnDeletion( $writeStage, $readStage ) {
1564                 $this->setMwGlobals( 'wgCommentTableSchemaMigrationStage', $writeStage );
1565                 $this->overrideMwServices();
1566
1567                 $dbr = wfGetDB( DB_REPLICA );
1568
1569                 $page = $this->createPage(
1570                         __METHOD__,
1571                         "foo",
1572                         CONTENT_MODEL_WIKITEXT
1573                 );
1574                 $revid = $page->getLatest();
1575                 if ( $writeStage > MIGRATION_OLD ) {
1576                         $comment_id = $dbr->selectField(
1577                                 'revision_comment_temp',
1578                                 'revcomment_comment_id',
1579                                 [ 'revcomment_rev' => $revid ],
1580                                 __METHOD__
1581                         );
1582                 }
1583
1584                 $this->setMwGlobals( 'wgCommentTableSchemaMigrationStage', $readStage );
1585                 $this->overrideMwServices();
1586
1587                 $page->doDeleteArticle( "testing deletion" );
1588
1589                 if ( $readStage > MIGRATION_OLD ) {
1590                         // Didn't leave behind any 'revision_comment_temp' rows
1591                         $n = $dbr->selectField(
1592                                 'revision_comment_temp', 'COUNT(*)', [ 'revcomment_rev' => $revid ], __METHOD__
1593                         );
1594                         $this->assertEquals( 0, $n, 'no entry in revision_comment_temp after deletion' );
1595
1596                         // Copied or upgraded the comment_id, as applicable
1597                         $ar_comment_id = $dbr->selectField(
1598                                 'archive',
1599                                 'ar_comment_id',
1600                                 [ 'ar_rev_id' => $revid ],
1601                                 __METHOD__
1602                         );
1603                         if ( $writeStage > MIGRATION_OLD ) {
1604                                 $this->assertSame( $comment_id, $ar_comment_id );
1605                         } else {
1606                                 $this->assertNotEquals( 0, $ar_comment_id );
1607                         }
1608                 }
1609
1610                 // Copied rev_comment, if applicable
1611                 if ( $readStage <= MIGRATION_WRITE_BOTH && $writeStage <= MIGRATION_WRITE_BOTH ) {
1612                         $ar_comment = $dbr->selectField(
1613                                 'archive',
1614                                 'ar_comment',
1615                                 [ 'ar_rev_id' => $revid ],
1616                                 __METHOD__
1617                         );
1618                         $this->assertSame( 'testing', $ar_comment );
1619                 }
1620         }
1621
1622         public function provideCommentMigrationOnDeletion() {
1623                 return [
1624                         [ MIGRATION_OLD, MIGRATION_OLD ],
1625                         [ MIGRATION_OLD, MIGRATION_WRITE_BOTH ],
1626                         [ MIGRATION_OLD, MIGRATION_WRITE_NEW ],
1627                         [ MIGRATION_WRITE_BOTH, MIGRATION_OLD ],
1628                         [ MIGRATION_WRITE_BOTH, MIGRATION_WRITE_BOTH ],
1629                         [ MIGRATION_WRITE_BOTH, MIGRATION_WRITE_NEW ],
1630                         [ MIGRATION_WRITE_BOTH, MIGRATION_NEW ],
1631                         [ MIGRATION_WRITE_NEW, MIGRATION_WRITE_BOTH ],
1632                         [ MIGRATION_WRITE_NEW, MIGRATION_WRITE_NEW ],
1633                         [ MIGRATION_WRITE_NEW, MIGRATION_NEW ],
1634                         [ MIGRATION_NEW, MIGRATION_WRITE_BOTH ],
1635                         [ MIGRATION_NEW, MIGRATION_WRITE_NEW ],
1636                         [ MIGRATION_NEW, MIGRATION_NEW ],
1637                 ];
1638         }
1639
1640         /**
1641          * @covers WikiPage::updateCategoryCounts
1642          */
1643         public function testUpdateCategoryCounts() {
1644                 $page = new WikiPage( Title::newFromText( __METHOD__ ) );
1645
1646                 // Add an initial category
1647                 $page->updateCategoryCounts( [ 'A' ], [], 0 );
1648
1649                 $this->assertEquals( 1, Category::newFromName( 'A' )->getPageCount() );
1650                 $this->assertEquals( 0, Category::newFromName( 'B' )->getPageCount() );
1651                 $this->assertEquals( 0, Category::newFromName( 'C' )->getPageCount() );
1652
1653                 // Add a new category
1654                 $page->updateCategoryCounts( [ 'B' ], [], 0 );
1655
1656                 $this->assertEquals( 1, Category::newFromName( 'A' )->getPageCount() );
1657                 $this->assertEquals( 1, Category::newFromName( 'B' )->getPageCount() );
1658                 $this->assertEquals( 0, Category::newFromName( 'C' )->getPageCount() );
1659
1660                 // Add and remove a category
1661                 $page->updateCategoryCounts( [ 'C' ], [ 'A' ], 0 );
1662
1663                 $this->assertEquals( 0, Category::newFromName( 'A' )->getPageCount() );
1664                 $this->assertEquals( 1, Category::newFromName( 'B' )->getPageCount() );
1665                 $this->assertEquals( 1, Category::newFromName( 'C' )->getPageCount() );
1666         }
1667
1668         public function provideUpdateRedirectOn() {
1669                 yield [ '#REDIRECT [[Foo]]', true, null, true, true, 0 ];
1670                 yield [ '#REDIRECT [[Foo]]', true, 'Foo', true, false, 1 ];
1671                 yield [ 'SomeText', false, null, false, true, 0 ];
1672                 yield [ 'SomeText', false, 'Foo', false, false, 1 ];
1673         }
1674
1675         /**
1676          * @dataProvider provideUpdateRedirectOn
1677          * @covers WikiPage::updateRedirectOn
1678          *
1679          * @param string $initialText
1680          * @param bool $initialRedirectState
1681          * @param string|null $redirectTitle
1682          * @param bool|null $lastRevIsRedirect
1683          * @param bool $expectedSuccess
1684          * @param int $expectedRowCount
1685          */
1686         public function testUpdateRedirectOn(
1687                 $initialText,
1688                 $initialRedirectState,
1689                 $redirectTitle,
1690                 $lastRevIsRedirect,
1691                 $expectedSuccess,
1692                 $expectedRowCount
1693         ) {
1694                 // FIXME: fails under sqlite and postgres
1695                 $this->markTestSkippedIfDbType( 'sqlite' );
1696                 $this->markTestSkippedIfDbType( 'postgres' );
1697                 static $pageCounter = 0;
1698                 $pageCounter++;
1699
1700                 $page = $this->createPage( Title::newFromText( __METHOD__ . $pageCounter ), $initialText );
1701                 $this->assertSame( $initialRedirectState, $page->isRedirect() );
1702
1703                 $redirectTitle = is_string( $redirectTitle )
1704                         ? Title::newFromText( $redirectTitle )
1705                         : $redirectTitle;
1706
1707                 $success = $page->updateRedirectOn( $this->db, $redirectTitle, $lastRevIsRedirect );
1708                 $this->assertSame( $expectedSuccess, $success, 'Success assertion' );
1709                 /**
1710                  * updateRedirectOn explicitly updates the redirect table (and not the page table).
1711                  * Most of core checks the page table for redirect status, so we have to be ugly and
1712                  * assert a select from the table here.
1713                  */
1714                 $this->assertRedirectTableCountForPageId( $page->getId(), $expectedRowCount );
1715         }
1716
1717         private function assertRedirectTableCountForPageId( $pageId, $expected ) {
1718                 $this->assertSelect(
1719                         'redirect',
1720                         'COUNT(*)',
1721                         [ 'rd_from' => $pageId ],
1722                         [ [ strval( $expected ) ] ]
1723                 );
1724         }
1725
1726         /**
1727          * @covers WikiPage::insertRedirectEntry
1728          */
1729         public function testInsertRedirectEntry_insertsRedirectEntry() {
1730                 $page = $this->createPage( Title::newFromText( __METHOD__ ), 'A' );
1731                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1732
1733                 $targetTitle = Title::newFromText( 'SomeTarget#Frag' );
1734                 $targetTitle->mInterwiki = 'eninter';
1735                 $page->insertRedirectEntry( $targetTitle, null );
1736
1737                 $this->assertSelect(
1738                         'redirect',
1739                         [ 'rd_from', 'rd_namespace', 'rd_title', 'rd_fragment', 'rd_interwiki' ],
1740                         [ 'rd_from' => $page->getId() ],
1741                         [ [
1742                                 strval( $page->getId() ),
1743                                 strval( $targetTitle->getNamespace() ),
1744                                 strval( $targetTitle->getDBkey() ),
1745                                 strval( $targetTitle->getFragment() ),
1746                                 strval( $targetTitle->getInterwiki() ),
1747                         ] ]
1748                 );
1749         }
1750
1751         /**
1752          * @covers WikiPage::insertRedirectEntry
1753          */
1754         public function testInsertRedirectEntry_insertsRedirectEntryWithPageLatest() {
1755                 $page = $this->createPage( Title::newFromText( __METHOD__ ), 'A' );
1756                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1757
1758                 $targetTitle = Title::newFromText( 'SomeTarget#Frag' );
1759                 $targetTitle->mInterwiki = 'eninter';
1760                 $page->insertRedirectEntry( $targetTitle, $page->getLatest() );
1761
1762                 $this->assertSelect(
1763                         'redirect',
1764                         [ 'rd_from', 'rd_namespace', 'rd_title', 'rd_fragment', 'rd_interwiki' ],
1765                         [ 'rd_from' => $page->getId() ],
1766                         [ [
1767                                 strval( $page->getId() ),
1768                                 strval( $targetTitle->getNamespace() ),
1769                                 strval( $targetTitle->getDBkey() ),
1770                                 strval( $targetTitle->getFragment() ),
1771                                 strval( $targetTitle->getInterwiki() ),
1772                         ] ]
1773                 );
1774         }
1775
1776         /**
1777          * @covers WikiPage::insertRedirectEntry
1778          */
1779         public function testInsertRedirectEntry_doesNotInsertIfPageLatestIncorrect() {
1780                 $page = $this->createPage( Title::newFromText( __METHOD__ ), 'A' );
1781                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1782
1783                 $targetTitle = Title::newFromText( 'SomeTarget#Frag' );
1784                 $targetTitle->mInterwiki = 'eninter';
1785                 $page->insertRedirectEntry( $targetTitle, 215251 );
1786
1787                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1788         }
1789
1790         private function getRow( array $overrides = [] ) {
1791                 $row = [
1792                         'page_id' => '44',
1793                         'page_len' => '76',
1794                         'page_is_redirect' => '1',
1795                         'page_latest' => '99',
1796                         'page_namespace' => '3',
1797                         'page_title' => 'JaJaTitle',
1798                         'page_restrictions' => 'edit=autoconfirmed,sysop:move=sysop',
1799                         'page_touched' => '20120101020202',
1800                         'page_links_updated' => '20140101020202',
1801                 ];
1802                 foreach ( $overrides as $key => $value ) {
1803                         $row[$key] = $value;
1804                 }
1805                 return (object)$row;
1806         }
1807
1808         public function provideNewFromRowSuccess() {
1809                 yield 'basic row' => [
1810                         $this->getRow(),
1811                         function ( WikiPage $wikiPage, self $test ) {
1812                                 $test->assertSame( 44, $wikiPage->getId() );
1813                                 $test->assertSame( 76, $wikiPage->getTitle()->getLength() );
1814                                 $test->assertTrue( $wikiPage->isRedirect() );
1815                                 $test->assertSame( 99, $wikiPage->getLatest() );
1816                                 $test->assertSame( 3, $wikiPage->getTitle()->getNamespace() );
1817                                 $test->assertSame( 'JaJaTitle', $wikiPage->getTitle()->getDBkey() );
1818                                 $test->assertSame(
1819                                         [
1820                                                 'edit' => [ 'autoconfirmed', 'sysop' ],
1821                                                 'move' => [ 'sysop' ],
1822                                         ],
1823                                         $wikiPage->getTitle()->getAllRestrictions()
1824                                 );
1825                                 $test->assertSame( '20120101020202', $wikiPage->getTouched() );
1826                                 $test->assertSame( '20140101020202', $wikiPage->getLinksTimestamp() );
1827                         }
1828                 ];
1829                 yield 'different timestamp formats' => [
1830                         $this->getRow( [
1831                                 'page_touched' => '2012-01-01 02:02:02',
1832                                 'page_links_updated' => '2014-01-01 02:02:02',
1833                         ] ),
1834                         function ( WikiPage $wikiPage, self $test ) {
1835                                 $test->assertSame( '20120101020202', $wikiPage->getTouched() );
1836                                 $test->assertSame( '20140101020202', $wikiPage->getLinksTimestamp() );
1837                         }
1838                 ];
1839                 yield 'no restrictions' => [
1840                         $this->getRow( [
1841                                 'page_restrictions' => '',
1842                         ] ),
1843                         function ( WikiPage $wikiPage, self $test ) {
1844                         $test->assertSame(
1845                                 [
1846                                         'edit' => [],
1847                                         'move' => [],
1848                                 ],
1849                                 $wikiPage->getTitle()->getAllRestrictions()
1850                         );
1851                         }
1852                 ];
1853                 yield 'not redirect' => [
1854                         $this->getRow( [
1855                                 'page_is_redirect' => '0',
1856                         ] ),
1857                         function ( WikiPage $wikiPage, self $test ) {
1858                                 $test->assertFalse( $wikiPage->isRedirect() );
1859                         }
1860                 ];
1861         }
1862
1863         /**
1864          * @covers WikiPage::newFromRow
1865          * @covers WikiPage::loadFromRow
1866          * @dataProvider provideNewFromRowSuccess
1867          *
1868          * @param object $row
1869          * @param callable $assertions
1870          */
1871         public function testNewFromRow( $row, $assertions ) {
1872                 $page = WikiPage::newFromRow( $row, 'fromdb' );
1873                 $assertions( $page, $this );
1874         }
1875
1876         public function provideTestNewFromId_returnsNullOnBadPageId() {
1877                 yield[ 0 ];
1878                 yield[ -11 ];
1879         }
1880
1881         /**
1882          * @covers WikiPage::newFromID
1883          * @dataProvider provideTestNewFromId_returnsNullOnBadPageId
1884          */
1885         public function testNewFromId_returnsNullOnBadPageId( $pageId ) {
1886                 $this->assertNull( WikiPage::newFromID( $pageId ) );
1887         }
1888
1889         /**
1890          * @covers WikiPage::newFromID
1891          */
1892         public function testNewFromId_appearsToFetchCorrectRow() {
1893                 $createdPage = $this->createPage( __METHOD__, 'Xsfaij09' );
1894                 $fetchedPage = WikiPage::newFromID( $createdPage->getId() );
1895                 $this->assertSame( $createdPage->getId(), $fetchedPage->getId() );
1896                 $this->assertEquals(
1897                         $createdPage->getContent()->getNativeData(),
1898                         $fetchedPage->getContent()->getNativeData()
1899                 );
1900         }
1901
1902         /**
1903          * @covers WikiPage::newFromID
1904          */
1905         public function testNewFromId_returnsNullOnNonExistingId() {
1906                 $this->assertNull( WikiPage::newFromID( 2147483647 ) );
1907         }
1908
1909         public function provideTestInsertProtectNullRevision() {
1910                 // phpcs:disable Generic.Files.LineLength
1911                 yield [
1912                         'goat-message-key',
1913                         [ 'edit' => 'sysop' ],
1914                         [ 'edit' => '20200101040404' ],
1915                         false,
1916                         'Goat Reason',
1917                         true,
1918                         '(goat-message-key: WikiPageDbTestBase::testInsertProtectNullRevision, UTSysop)(colon-separator)Goat Reason(word-separator)(parentheses: (protect-summary-desc: (restriction-edit), (protect-level-sysop), (protect-expiring: 04:04, 1 (january) 2020, 1 (january) 2020, 04:04)))'
1919                 ];
1920                 yield [
1921                         'goat-key',
1922                         [ 'edit' => 'sysop', 'move' => 'something' ],
1923                         [ 'edit' => '20200101040404', 'move' => '20210101050505' ],
1924                         false,
1925                         'Goat Goat',
1926                         true,
1927                         '(goat-key: WikiPageDbTestBase::testInsertProtectNullRevision, UTSysop)(colon-separator)Goat Goat(word-separator)(parentheses: (protect-summary-desc: (restriction-edit), (protect-level-sysop), (protect-expiring: 04:04, 1 (january) 2020, 1 (january) 2020, 04:04))(word-separator)(protect-summary-desc: (restriction-move), (protect-level-something), (protect-expiring: 05:05, 1 (january) 2021, 1 (january) 2021, 05:05)))'
1928                 ];
1929                 // phpcs:enable
1930         }
1931
1932         /**
1933          * @dataProvider provideTestInsertProtectNullRevision
1934          * @covers WikiPage::insertProtectNullRevision
1935          * @covers WikiPage::protectDescription
1936          *
1937          * @param string $revCommentMsg
1938          * @param array $limit
1939          * @param array $expiry
1940          * @param bool $cascade
1941          * @param string $reason
1942          * @param bool|null $user true if the test sysop should be used, or null
1943          * @param string $expectedComment
1944          */
1945         public function testInsertProtectNullRevision(
1946                 $revCommentMsg,
1947                 array $limit,
1948                 array $expiry,
1949                 $cascade,
1950                 $reason,
1951                 $user,
1952                 $expectedComment
1953         ) {
1954                 $this->setContentLang( 'qqx' );
1955
1956                 $page = $this->createPage( __METHOD__, 'Goat' );
1957
1958                 $user = $user === null ? $user : $this->getTestSysop()->getUser();
1959
1960                 $result = $page->insertProtectNullRevision(
1961                         $revCommentMsg,
1962                         $limit,
1963                         $expiry,
1964                         $cascade,
1965                         $reason,
1966                         $user
1967                 );
1968
1969                 $this->assertTrue( $result instanceof Revision );
1970                 $this->assertSame( $expectedComment, $result->getComment( Revision::RAW ) );
1971         }
1972
1973         /**
1974          * @covers WikiPage::updateRevisionOn
1975          */
1976         public function testUpdateRevisionOn_existingPage() {
1977                 $user = $this->getTestSysop()->getUser();
1978                 $page = $this->createPage( __METHOD__, 'StartText' );
1979
1980                 $revision = new Revision(
1981                         [
1982                                 'id' => 9989,
1983                                 'page' => $page->getId(),
1984                                 'title' => $page->getTitle(),
1985                                 'comment' => __METHOD__,
1986                                 'minor_edit' => true,
1987                                 'text' => __METHOD__ . '-text',
1988                                 'len' => strlen( __METHOD__ . '-text' ),
1989                                 'user' => $user->getId(),
1990                                 'user_text' => $user->getName(),
1991                                 'timestamp' => '20170707040404',
1992                                 'content_model' => CONTENT_MODEL_WIKITEXT,
1993                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
1994                         ]
1995                 );
1996
1997                 $result = $page->updateRevisionOn( $this->db, $revision );
1998                 $this->assertTrue( $result );
1999                 $this->assertSame( 9989, $page->getLatest() );
2000                 $this->assertEquals( $revision, $page->getRevision() );
2001         }
2002
2003         /**
2004          * @covers WikiPage::updateRevisionOn
2005          */
2006         public function testUpdateRevisionOn_NonExistingPage() {
2007                 $user = $this->getTestSysop()->getUser();
2008                 $page = $this->createPage( __METHOD__, 'StartText' );
2009                 $page->doDeleteArticle( 'reason' );
2010
2011                 $revision = new Revision(
2012                         [
2013                                 'id' => 9989,
2014                                 'page' => $page->getId(),
2015                                 'title' => $page->getTitle(),
2016                                 'comment' => __METHOD__,
2017                                 'minor_edit' => true,
2018                                 'text' => __METHOD__ . '-text',
2019                                 'len' => strlen( __METHOD__ . '-text' ),
2020                                 'user' => $user->getId(),
2021                                 'user_text' => $user->getName(),
2022                                 'timestamp' => '20170707040404',
2023                                 'content_model' => CONTENT_MODEL_WIKITEXT,
2024                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
2025                         ]
2026                 );
2027
2028                 $result = $page->updateRevisionOn( $this->db, $revision );
2029                 $this->assertFalse( $result );
2030         }
2031
2032         /**
2033          * @covers WikiPage::updateIfNewerOn
2034          */
2035         public function testUpdateIfNewerOn_olderRevision() {
2036                 $user = $this->getTestSysop()->getUser();
2037                 $page = $this->createPage( __METHOD__, 'StartText' );
2038                 $initialRevision = $page->getRevision();
2039
2040                 $olderTimeStamp = wfTimestamp(
2041                         TS_MW,
2042                         wfTimestamp( TS_UNIX, $initialRevision->getTimestamp() ) - 1
2043                 );
2044
2045                 $olderRevison = new Revision(
2046                         [
2047                                 'id' => 9989,
2048                                 'page' => $page->getId(),
2049                                 'title' => $page->getTitle(),
2050                                 'comment' => __METHOD__,
2051                                 'minor_edit' => true,
2052                                 'text' => __METHOD__ . '-text',
2053                                 'len' => strlen( __METHOD__ . '-text' ),
2054                                 'user' => $user->getId(),
2055                                 'user_text' => $user->getName(),
2056                                 'timestamp' => $olderTimeStamp,
2057                                 'content_model' => CONTENT_MODEL_WIKITEXT,
2058                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
2059                         ]
2060                 );
2061
2062                 $result = $page->updateIfNewerOn( $this->db, $olderRevison );
2063                 $this->assertFalse( $result );
2064         }
2065
2066         /**
2067          * @covers WikiPage::updateIfNewerOn
2068          */
2069         public function testUpdateIfNewerOn_newerRevision() {
2070                 $user = $this->getTestSysop()->getUser();
2071                 $page = $this->createPage( __METHOD__, 'StartText' );
2072                 $initialRevision = $page->getRevision();
2073
2074                 $newerTimeStamp = wfTimestamp(
2075                         TS_MW,
2076                         wfTimestamp( TS_UNIX, $initialRevision->getTimestamp() ) + 1
2077                 );
2078
2079                 $newerRevision = new Revision(
2080                         [
2081                                 'id' => 9989,
2082                                 'page' => $page->getId(),
2083                                 'title' => $page->getTitle(),
2084                                 'comment' => __METHOD__,
2085                                 'minor_edit' => true,
2086                                 'text' => __METHOD__ . '-text',
2087                                 'len' => strlen( __METHOD__ . '-text' ),
2088                                 'user' => $user->getId(),
2089                                 'user_text' => $user->getName(),
2090                                 'timestamp' => $newerTimeStamp,
2091                                 'content_model' => CONTENT_MODEL_WIKITEXT,
2092                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
2093                         ]
2094                 );
2095                 $result = $page->updateIfNewerOn( $this->db, $newerRevision );
2096                 $this->assertTrue( $result );
2097         }
2098
2099         /**
2100          * @covers WikiPage::insertOn
2101          */
2102         public function testInsertOn() {
2103                 $title = Title::newFromText( __METHOD__ );
2104                 $page = new WikiPage( $title );
2105
2106                 $startTimeStamp = wfTimestampNow();
2107                 $result = $page->insertOn( $this->db );
2108                 $endTimeStamp = wfTimestampNow();
2109
2110                 $this->assertInternalType( 'int', $result );
2111                 $this->assertTrue( $result > 0 );
2112
2113                 $condition = [ 'page_id' => $result ];
2114
2115                 // Check the default fields have been filled
2116                 $this->assertSelect(
2117                         'page',
2118                         [
2119                                 'page_namespace',
2120                                 'page_title',
2121                                 'page_restrictions',
2122                                 'page_is_redirect',
2123                                 'page_is_new',
2124                                 'page_latest',
2125                                 'page_len',
2126                         ],
2127                         $condition,
2128                         [ [
2129                                 '0',
2130                                 __METHOD__,
2131                                 '',
2132                                 '0',
2133                                 '1',
2134                                 '0',
2135                                 '0',
2136                         ] ]
2137                 );
2138
2139                 // Check the page_random field has been filled
2140                 $pageRandom = $this->db->selectField( 'page', 'page_random', $condition );
2141                 $this->assertTrue( (float)$pageRandom < 1 && (float)$pageRandom > 0 );
2142
2143                 // Assert the touched timestamp in the DB is roughly when we inserted the page
2144                 $pageTouched = $this->db->selectField( 'page', 'page_touched', $condition );
2145                 $this->assertTrue(
2146                         wfTimestamp( TS_UNIX, $startTimeStamp )
2147                         <= wfTimestamp( TS_UNIX, $pageTouched )
2148                 );
2149                 $this->assertTrue(
2150                         wfTimestamp( TS_UNIX, $endTimeStamp )
2151                         >= wfTimestamp( TS_UNIX, $pageTouched )
2152                 );
2153
2154                 // Try inserting the same page again and checking the result is false (no change)
2155                 $result = $page->insertOn( $this->db );
2156                 $this->assertFalse( $result );
2157         }
2158
2159         /**
2160          * @covers WikiPage::insertOn
2161          */
2162         public function testInsertOn_idSpecified() {
2163                 $title = Title::newFromText( __METHOD__ );
2164                 $page = new WikiPage( $title );
2165                 $id = 1478952189;
2166
2167                 $result = $page->insertOn( $this->db, $id );
2168
2169                 $this->assertSame( $id, $result );
2170
2171                 $condition = [ 'page_id' => $result ];
2172
2173                 // Check there is actually a row in the db
2174                 $this->assertSelect(
2175                         'page',
2176                         [ 'page_title' ],
2177                         $condition,
2178                         [ [ __METHOD__ ] ]
2179                 );
2180         }
2181
2182         public function provideTestDoUpdateRestrictions_setBasicRestrictions() {
2183                 // Note: Once the current dates passes the date in these tests they will fail.
2184                 yield 'move something' => [
2185                         true,
2186                         [ 'move' => 'something' ],
2187                         [],
2188                         [ 'edit' => [], 'move' => [ 'something' ] ],
2189                         [],
2190                 ];
2191                 yield 'move something, edit blank' => [
2192                         true,
2193                         [ 'move' => 'something', 'edit' => '' ],
2194                         [],
2195                         [ 'edit' => [], 'move' => [ 'something' ] ],
2196                         [],
2197                 ];
2198                 yield 'edit sysop, with expiry' => [
2199                         true,
2200                         [ 'edit' => 'sysop' ],
2201                         [ 'edit' => '21330101020202' ],
2202                         [ 'edit' => [ 'sysop' ], 'move' => [] ],
2203                         [ 'edit' => '21330101020202' ],
2204                 ];
2205                 yield 'move and edit, move with expiry' => [
2206                         true,
2207                         [ 'move' => 'something', 'edit' => 'another' ],
2208                         [ 'move' => '22220202010101' ],
2209                         [ 'edit' => [ 'another' ], 'move' => [ 'something' ] ],
2210                         [ 'move' => '22220202010101' ],
2211                 ];
2212                 yield 'move and edit, edit with infinity expiry' => [
2213                         true,
2214                         [ 'move' => 'something', 'edit' => 'another' ],
2215                         [ 'edit' => 'infinity' ],
2216                         [ 'edit' => [ 'another' ], 'move' => [ 'something' ] ],
2217                         [ 'edit' => 'infinity' ],
2218                 ];
2219                 yield 'non existing, create something' => [
2220                         false,
2221                         [ 'create' => 'something' ],
2222                         [],
2223                         [ 'create' => [ 'something' ] ],
2224                         [],
2225                 ];
2226                 yield 'non existing, create something with expiry' => [
2227                         false,
2228                         [ 'create' => 'something' ],
2229                         [ 'create' => '23451212112233' ],
2230                         [ 'create' => [ 'something' ] ],
2231                         [ 'create' => '23451212112233' ],
2232                 ];
2233         }
2234
2235         /**
2236          * @dataProvider provideTestDoUpdateRestrictions_setBasicRestrictions
2237          * @covers WikiPage::doUpdateRestrictions
2238          */
2239         public function testDoUpdateRestrictions_setBasicRestrictions(
2240                 $pageExists,
2241                 array $limit,
2242                 array $expiry,
2243                 array $expectedRestrictions,
2244                 array $expectedRestrictionExpiries
2245         ) {
2246                 if ( $pageExists ) {
2247                         $page = $this->createPage( __METHOD__, 'ABC' );
2248                 } else {
2249                         $page = new WikiPage( Title::newFromText( __METHOD__ . '-nonexist' ) );
2250                 }
2251                 $user = $this->getTestSysop()->getUser();
2252                 $cascade = false;
2253
2254                 $status = $page->doUpdateRestrictions( $limit, $expiry, $cascade, 'aReason', $user, [] );
2255
2256                 $logId = $status->getValue();
2257                 $allRestrictions = $page->getTitle()->getAllRestrictions();
2258
2259                 $this->assertTrue( $status->isGood() );
2260                 $this->assertInternalType( 'int', $logId );
2261                 $this->assertSame( $expectedRestrictions, $allRestrictions );
2262                 foreach ( $expectedRestrictionExpiries as $key => $value ) {
2263                         $this->assertSame( $value, $page->getTitle()->getRestrictionExpiry( $key ) );
2264                 }
2265
2266                 // Make sure the log entry looks good
2267                 // log_params is not checked here
2268                 $actorQuery = ActorMigration::newMigration()->getJoin( 'log_user' );
2269                 $this->assertSelect(
2270                         [ 'logging' ] + $actorQuery['tables'],
2271                         [
2272                                 'log_comment',
2273                                 'log_user' => $actorQuery['fields']['log_user'],
2274                                 'log_user_text' => $actorQuery['fields']['log_user_text'],
2275                                 'log_namespace',
2276                                 'log_title',
2277                         ],
2278                         [ 'log_id' => $logId ],
2279                         [ [
2280                                 'aReason',
2281                                 (string)$user->getId(),
2282                                 $user->getName(),
2283                                 (string)$page->getTitle()->getNamespace(),
2284                                 $page->getTitle()->getDBkey(),
2285                         ] ],
2286                         [],
2287                         $actorQuery['joins']
2288                 );
2289         }
2290
2291         /**
2292          * @covers WikiPage::doUpdateRestrictions
2293          */
2294         public function testDoUpdateRestrictions_failsOnReadOnly() {
2295                 $page = $this->createPage( __METHOD__, 'ABC' );
2296                 $user = $this->getTestSysop()->getUser();
2297                 $cascade = false;
2298
2299                 // Set read only
2300                 $readOnly = $this->getMockBuilder( ReadOnlyMode::class )
2301                         ->disableOriginalConstructor()
2302                         ->setMethods( [ 'isReadOnly', 'getReason' ] )
2303                         ->getMock();
2304                 $readOnly->expects( $this->once() )
2305                         ->method( 'isReadOnly' )
2306                         ->will( $this->returnValue( true ) );
2307                 $readOnly->expects( $this->once() )
2308                         ->method( 'getReason' )
2309                         ->will( $this->returnValue( 'Some Read Only Reason' ) );
2310                 $this->setService( 'ReadOnlyMode', $readOnly );
2311
2312                 $status = $page->doUpdateRestrictions( [], [], $cascade, 'aReason', $user, [] );
2313                 $this->assertFalse( $status->isOK() );
2314                 $this->assertSame( 'readonlytext', $status->getMessage()->getKey() );
2315         }
2316
2317         /**
2318          * @covers WikiPage::doUpdateRestrictions
2319          */
2320         public function testDoUpdateRestrictions_returnsGoodIfNothingChanged() {
2321                 $page = $this->createPage( __METHOD__, 'ABC' );
2322                 $user = $this->getTestSysop()->getUser();
2323                 $cascade = false;
2324                 $limit = [ 'edit' => 'sysop' ];
2325
2326                 $status = $page->doUpdateRestrictions(
2327                         $limit,
2328                         [],
2329                         $cascade,
2330                         'aReason',
2331                         $user,
2332                         []
2333                 );
2334
2335                 // The first entry should have a logId as it did something
2336                 $this->assertTrue( $status->isGood() );
2337                 $this->assertInternalType( 'int', $status->getValue() );
2338
2339                 $status = $page->doUpdateRestrictions(
2340                         $limit,
2341                         [],
2342                         $cascade,
2343                         'aReason',
2344                         $user,
2345                         []
2346                 );
2347
2348                 // The second entry should not have a logId as nothing changed
2349                 $this->assertTrue( $status->isGood() );
2350                 $this->assertNull( $status->getValue() );
2351         }
2352
2353         /**
2354          * @covers WikiPage::doUpdateRestrictions
2355          */
2356         public function testDoUpdateRestrictions_logEntryTypeAndAction() {
2357                 $page = $this->createPage( __METHOD__, 'ABC' );
2358                 $user = $this->getTestSysop()->getUser();
2359                 $cascade = false;
2360
2361                 // Protect the page
2362                 $status = $page->doUpdateRestrictions(
2363                         [ 'edit' => 'sysop' ],
2364                         [],
2365                         $cascade,
2366                         'aReason',
2367                         $user,
2368                         []
2369                 );
2370                 $this->assertTrue( $status->isGood() );
2371                 $this->assertInternalType( 'int', $status->getValue() );
2372                 $this->assertSelect(
2373                         'logging',
2374                         [ 'log_type', 'log_action' ],
2375                         [ 'log_id' => $status->getValue() ],
2376                         [ [ 'protect', 'protect' ] ]
2377                 );
2378
2379                 // Modify the protection
2380                 $status = $page->doUpdateRestrictions(
2381                         [ 'edit' => 'somethingElse' ],
2382                         [],
2383                         $cascade,
2384                         'aReason',
2385                         $user,
2386                         []
2387                 );
2388                 $this->assertTrue( $status->isGood() );
2389                 $this->assertInternalType( 'int', $status->getValue() );
2390                 $this->assertSelect(
2391                         'logging',
2392                         [ 'log_type', 'log_action' ],
2393                         [ 'log_id' => $status->getValue() ],
2394                         [ [ 'protect', 'modify' ] ]
2395                 );
2396
2397                 // Remove the protection
2398                 $status = $page->doUpdateRestrictions(
2399                         [],
2400                         [],
2401                         $cascade,
2402                         'aReason',
2403                         $user,
2404                         []
2405                 );
2406                 $this->assertTrue( $status->isGood() );
2407                 $this->assertInternalType( 'int', $status->getValue() );
2408                 $this->assertSelect(
2409                         'logging',
2410                         [ 'log_type', 'log_action' ],
2411                         [ 'log_id' => $status->getValue() ],
2412                         [ [ 'protect', 'unprotect' ] ]
2413                 );
2414         }
2415
2416         /**
2417          * @covers WikiPage::newPageUpdater
2418          * @covers WikiPage::getDerivedDataUpdater
2419          */
2420         public function testNewPageUpdater() {
2421                 $user = $this->getTestUser()->getUser();
2422                 $page = $this->newPage( __METHOD__, __METHOD__ );
2423
2424                 /** @var Content $content */
2425                 $content = $this->getMockBuilder( WikitextContent::class )
2426                         ->setConstructorArgs( [ 'Hello World' ] )
2427                         ->setMethods( [ 'getParserOutput' ] )
2428                         ->getMock();
2429                 $content->expects( $this->once() )
2430                         ->method( 'getParserOutput' )
2431                         ->willReturn( new ParserOutput( 'HTML' ) );
2432
2433                 $preparedEditBefore = $page->prepareContentForEdit( $content, null, $user );
2434
2435                 // provide context, so the cache can be kept in place
2436                 $slotsUpdate = new revisionSlotsUpdate();
2437                 $slotsUpdate->modifyContent( SlotRecord::MAIN, $content );
2438
2439                 $updater = $page->newPageUpdater( $user, $slotsUpdate );
2440                 $updater->setContent( SlotRecord::MAIN, $content );
2441                 $revision = $updater->saveRevision(
2442                         CommentStoreComment::newUnsavedComment( 'test' ),
2443                         EDIT_NEW
2444                 );
2445
2446                 $preparedEditAfter = $page->prepareContentForEdit( $content, $revision, $user );
2447
2448                 $this->assertSame( $revision->getId(), $page->getLatest() );
2449
2450                 // Parsed output must remain cached throughout.
2451                 $this->assertSame( $preparedEditBefore->output, $preparedEditAfter->output );
2452         }
2453
2454         /**
2455          * @covers WikiPage::newPageUpdater
2456          * @covers WikiPage::getDerivedDataUpdater
2457          */
2458         public function testGetDerivedDataUpdater() {
2459                 $admin = $this->getTestSysop()->getUser();
2460
2461                 /** @var object $page */
2462                 $page = $this->createPage( __METHOD__, __METHOD__ );
2463                 $page = TestingAccessWrapper::newFromObject( $page );
2464
2465                 $revision = $page->getRevision()->getRevisionRecord();
2466                 $user = $revision->getUser();
2467
2468                 $slotsUpdate = new RevisionSlotsUpdate();
2469                 $slotsUpdate->modifyContent( SlotRecord::MAIN, new WikitextContent( 'Hello World' ) );
2470
2471                 // get a virgin updater
2472                 $updater1 = $page->getDerivedDataUpdater( $user );
2473                 $this->assertFalse( $updater1->isUpdatePrepared() );
2474
2475                 $updater1->prepareUpdate( $revision );
2476
2477                 // Re-use updater with same revision or content, even if base changed
2478                 $this->assertSame( $updater1, $page->getDerivedDataUpdater( $user, $revision ) );
2479
2480                 $slotsUpdate = RevisionSlotsUpdate::newFromContent(
2481                         [ SlotRecord::MAIN => $revision->getContent( SlotRecord::MAIN ) ]
2482                 );
2483                 $this->assertSame( $updater1, $page->getDerivedDataUpdater( $user, null, $slotsUpdate ) );
2484
2485                 // Don't re-use for edit if base revision ID changed
2486                 $this->assertNotSame(
2487                         $updater1,
2488                         $page->getDerivedDataUpdater( $user, null, $slotsUpdate, true )
2489                 );
2490
2491                 // Don't re-use with different user
2492                 $updater2a = $page->getDerivedDataUpdater( $admin, null, $slotsUpdate );
2493                 $updater2a->prepareContent( $admin, $slotsUpdate, false );
2494
2495                 $updater2b = $page->getDerivedDataUpdater( $user, null, $slotsUpdate );
2496                 $updater2b->prepareContent( $user, $slotsUpdate, false );
2497                 $this->assertNotSame( $updater2a, $updater2b );
2498
2499                 // Don't re-use with different content
2500                 $updater3 = $page->getDerivedDataUpdater( $admin, null, $slotsUpdate );
2501                 $updater3->prepareUpdate( $revision );
2502                 $this->assertNotSame( $updater2b, $updater3 );
2503
2504                 // Don't re-use if no context given
2505                 $updater4 = $page->getDerivedDataUpdater( $admin );
2506                 $updater4->prepareUpdate( $revision );
2507                 $this->assertNotSame( $updater3, $updater4 );
2508
2509                 // Don't re-use if AGAIN no context given
2510                 $updater5 = $page->getDerivedDataUpdater( $admin );
2511                 $this->assertNotSame( $updater4, $updater5 );
2512
2513                 // Don't re-use cached "virgin" unprepared updater
2514                 $updater6 = $page->getDerivedDataUpdater( $admin, $revision );
2515                 $this->assertNotSame( $updater5, $updater6 );
2516         }
2517
2518         protected function assertPreparedEditEquals(
2519                 PreparedEdit $edit, PreparedEdit $edit2, $message = ''
2520         ) {
2521                 // suppress differences caused by a clock tick between generating the two PreparedEdits
2522                 if ( abs( $edit->timestamp - $edit2->timestamp ) < 3 ) {
2523                         $edit2 = clone $edit2;
2524                         $edit2->timestamp = $edit->timestamp;
2525                 }
2526                 $this->assertEquals( $edit, $edit2, $message );
2527         }
2528
2529         protected function assertPreparedEditNotEquals(
2530                 PreparedEdit $edit, PreparedEdit $edit2, $message = ''
2531         ) {
2532                 if ( abs( $edit->timestamp - $edit2->timestamp ) < 3 ) {
2533                         $edit2 = clone $edit2;
2534                         $edit2->timestamp = $edit->timestamp;
2535                 }
2536                 $this->assertNotEquals( $edit, $edit2, $message );
2537         }
2538
2539 }