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                 ];
 820         }
 821
 822         /**
 823          * @dataProvider provideGetRedirectTarget
 824          * @covers WikiPage::getRedirectTarget
 825          */
 826         public function testGetRedirectTarget( $title, $model, $text, $target ) {
 827                 $this->setMwGlobals( [
 828                         'wgCapitalLinks' => true,
 829                 ] );
 830
 831                 $page = $this->createPage( $title, $text, $model );
 832
 833                 # sanity check, because this test seems to fail for no reason for some people.
 834                 $c = $page->getContent();
 835                 $this->assertEquals( WikitextContent::class, get_class( $c ) );
 836
 837                 # now, test the actual redirect
 838                 $t = $page->getRedirectTarget();
 839                 $this->assertEquals( $target, is_null( $t ) ? null : $t->getPrefixedText() );
 840         }
 841
 842         /**
 843          * @dataProvider provideGetRedirectTarget
 844          * @covers WikiPage::isRedirect
 845          */
 846         public function testIsRedirect( $title, $model, $text, $target ) {
 847                 $page = $this->createPage( $title, $text, $model );
 848                 $this->assertEquals( !is_null( $target ), $page->isRedirect() );
 849         }
 850
 851         public function provideIsCountable() {
 852                 return [
 853
 854                         // any
 855                         [ 'WikiPageTest_testIsCountable',
 856                                 CONTENT_MODEL_WIKITEXT,
 857                                 '',
 858                                 'any',
 859                                 true
 860                         ],
 861                         [ 'WikiPageTest_testIsCountable',
 862                                 CONTENT_MODEL_WIKITEXT,
 863                                 'Foo',
 864                                 'any',
 865                                 true
 866                         ],
 867
 868                         // link
 869                         [ 'WikiPageTest_testIsCountable',
 870                                 CONTENT_MODEL_WIKITEXT,
 871                                 'Foo',
 872                                 'link',
 873                                 false
 874                         ],
 875                         [ 'WikiPageTest_testIsCountable',
 876                                 CONTENT_MODEL_WIKITEXT,
 877                                 'Foo [[bar]]',
 878                                 'link',
 879                                 true
 880                         ],
 881
 882                         // redirects
 883                         [ 'WikiPageTest_testIsCountable',
 884                                 CONTENT_MODEL_WIKITEXT,
 885                                 '#REDIRECT [[bar]]',
 886                                 'any',
 887                                 false
 888                         ],
 889                         [ 'WikiPageTest_testIsCountable',
 890                                 CONTENT_MODEL_WIKITEXT,
 891                                 '#REDIRECT [[bar]]',
 892                                 'link',
 893                                 false
 894                         ],
 895
 896                         // not a content namespace
 897                         [ 'Talk:WikiPageTest_testIsCountable',
 898                                 CONTENT_MODEL_WIKITEXT,
 899                                 'Foo',
 900                                 'any',
 901                                 false
 902                         ],
 903                         [ 'Talk:WikiPageTest_testIsCountable',
 904                                 CONTENT_MODEL_WIKITEXT,
 905                                 'Foo [[bar]]',
 906                                 'link',
 907                                 false
 908                         ],
 909
 910                         // not a content namespace, different model
 911                         [ 'MediaWiki:WikiPageTest_testIsCountable.js',
 912                                 null,
 913                                 'Foo',
 914                                 'any',
 915                                 false
 916                         ],
 917                         [ 'MediaWiki:WikiPageTest_testIsCountable.js',
 918                                 null,
 919                                 'Foo [[bar]]',
 920                                 'link',
 921                                 false
 922                         ],
 923                 ];
 924         }
 925
 926         /**
 927          * @dataProvider provideIsCountable
 928          * @covers WikiPage::isCountable
 929          */
 930         public function testIsCountable( $title, $model, $text, $mode, $expected ) {
 931                 global $wgContentHandlerUseDB;
 932
 933                 $this->setMwGlobals( 'wgArticleCountMethod', $mode );
 934
 935                 $title = Title::newFromText( $title );
 936
 937                 if ( !$wgContentHandlerUseDB
 938                         && $model
 939                         && ContentHandler::getDefaultModelFor( $title ) != $model
 940                 ) {
 941                         $this->markTestSkipped( "Can not use non-default content model $model for "
 942                                 . $title->getPrefixedDBkey() . " with \$wgContentHandlerUseDB disabled." );
 943                 }
 944
 945                 $page = $this->createPage( $title, $text, $model );
 946
 947                 $editInfo = $page->prepareContentForEdit( $page->getContent() );
 948
 949                 $v = $page->isCountable();
 950                 $w = $page->isCountable( $editInfo );
 951
 952                 $this->assertEquals(
 953                         $expected,
 954                         $v,
 955                         "isCountable( null ) returned unexpected value " . var_export( $v, true )
 956                                 . " instead of " . var_export( $expected, true )
 957                         . " in mode `$mode` for text \"$text\""
 958                 );
 959
 960                 $this->assertEquals(
 961                         $expected,
 962                         $w,
 963                         "isCountable( \$editInfo ) returned unexpected value " . var_export( $v, true )
 964                                 . " instead of " . var_export( $expected, true )
 965                         . " in mode `$mode` for text \"$text\""
 966                 );
 967         }
 968
 969         public function provideGetParserOutput() {
 970                 return [
 971                         [
 972                                 CONTENT_MODEL_WIKITEXT,
 973                                 "hello ''world''\n",
 974                                 "<div class=\"mw-parser-output\"><p>hello <i>world</i></p></div>"
 975                         ],
 976                         // @todo more...?
 977                 ];
 978         }
 979
 980         /**
 981          * @dataProvider provideGetParserOutput
 982          * @covers WikiPage::getParserOutput
 983          */
 984         public function testGetParserOutput( $model, $text, $expectedHtml ) {
 985                 $page = $this->createPage( __METHOD__, $text, $model );
 986
 987                 $opt = $page->makeParserOptions( 'canonical' );
 988                 $po = $page->getParserOutput( $opt );
 989                 $text = $po->getText();
 990
 991                 $text = trim( preg_replace( '/<!--.*?-->/sm', '', $text ) ); # strip injected comments
 992                 $text = preg_replace( '!\s*(</p>|</div>)!sm', '\1', $text ); # don't let tidy confuse us
 993
 994                 $this->assertEquals( $expectedHtml, $text );
 995
 996                 return $po;
 997         }
 998
 999         /**
1000          * @covers WikiPage::getParserOutput
1001          */
1002         public function testGetParserOutput_nonexisting() {
1003                 $page = new WikiPage( Title::newFromText( __METHOD__ ) );
1004
1005                 $opt = new ParserOptions();
1006                 $po = $page->getParserOutput( $opt );
1007
1008                 $this->assertFalse( $po, "getParserOutput() shall return false for non-existing pages." );
1009         }
1010
1011         /**
1012          * @covers WikiPage::getParserOutput
1013          */
1014         public function testGetParserOutput_badrev() {
1015                 $page = $this->createPage( __METHOD__, 'dummy', CONTENT_MODEL_WIKITEXT );
1016
1017                 $opt = new ParserOptions();
1018                 $po = $page->getParserOutput( $opt, $page->getLatest() + 1234 );
1019
1020                 // @todo would be neat to also test deleted revision
1021
1022                 $this->assertFalse( $po, "getParserOutput() shall return false for non-existing revisions." );
1023         }
1024
1025         public static $sections =
1026
1027                 "Intro
1028
1029 == stuff ==
1030 hello world
1031
1032 == test ==
1033 just a test
1034
1035 == foo ==
1036 more stuff
1037 ";
1038
1039         public function dataReplaceSection() {
1040                 // NOTE: assume the Help namespace to contain wikitext
1041                 return [
1042                         [ 'Help:WikiPageTest_testReplaceSection',
1043                                 CONTENT_MODEL_WIKITEXT,
1044                                 self::$sections,
1045                                 "0",
1046                                 "No more",
1047                                 null,
1048                                 trim( preg_replace( '/^Intro/sm', 'No more', self::$sections ) )
1049                         ],
1050                         [ 'Help:WikiPageTest_testReplaceSection',
1051                                 CONTENT_MODEL_WIKITEXT,
1052                                 self::$sections,
1053                                 "",
1054                                 "No more",
1055                                 null,
1056                                 "No more"
1057                         ],
1058                         [ 'Help:WikiPageTest_testReplaceSection',
1059                                 CONTENT_MODEL_WIKITEXT,
1060                                 self::$sections,
1061                                 "2",
1062                                 "== TEST ==\nmore fun",
1063                                 null,
1064                                 trim( preg_replace( '/^== test ==.*== foo ==/sm',
1065                                         "== TEST ==\nmore fun\n\n== foo ==",
1066                                         self::$sections ) )
1067                         ],
1068                         [ 'Help:WikiPageTest_testReplaceSection',
1069                                 CONTENT_MODEL_WIKITEXT,
1070                                 self::$sections,
1071                                 "8",
1072                                 "No more",
1073                                 null,
1074                                 trim( self::$sections )
1075                         ],
1076                         [ 'Help:WikiPageTest_testReplaceSection',
1077                                 CONTENT_MODEL_WIKITEXT,
1078                                 self::$sections,
1079                                 "new",
1080                                 "No more",
1081                                 "New",
1082                                 trim( self::$sections ) . "\n\n== New ==\n\nNo more"
1083                         ],
1084                 ];
1085         }
1086
1087         /**
1088          * @dataProvider dataReplaceSection
1089          * @covers WikiPage::replaceSectionContent
1090          */
1091         public function testReplaceSectionContent( $title, $model, $text, $section,
1092                 $with, $sectionTitle, $expected
1093         ) {
1094                 $page = $this->createPage( $title, $text, $model );
1095
1096                 $content = ContentHandler::makeContent( $with, $page->getTitle(), $page->getContentModel() );
1097                 $c = $page->replaceSectionContent( $section, $content, $sectionTitle );
1098
1099                 $this->assertEquals( $expected, is_null( $c ) ? null : trim( $c->getNativeData() ) );
1100         }
1101
1102         /**
1103          * @dataProvider dataReplaceSection
1104          * @covers WikiPage::replaceSectionAtRev
1105          */
1106         public function testReplaceSectionAtRev( $title, $model, $text, $section,
1107                 $with, $sectionTitle, $expected
1108         ) {
1109                 $page = $this->createPage( $title, $text, $model );
1110                 $baseRevId = $page->getLatest();
1111
1112                 $content = ContentHandler::makeContent( $with, $page->getTitle(), $page->getContentModel() );
1113                 $c = $page->replaceSectionAtRev( $section, $content, $sectionTitle, $baseRevId );
1114
1115                 $this->assertEquals( $expected, is_null( $c ) ? null : trim( $c->getNativeData() ) );
1116         }
1117
1118         /**
1119          * @covers WikiPage::getOldestRevision
1120          */
1121         public function testGetOldestRevision() {
1122                 $page = $this->newPage( __METHOD__ );
1123                 $page->doEditContent(
1124                         new WikitextContent( 'one' ),
1125                         "first edit",
1126                         EDIT_NEW
1127                 );
1128                 $rev1 = $page->getRevision();
1129
1130                 $page = new WikiPage( $page->getTitle() );
1131                 $page->doEditContent(
1132                         new WikitextContent( 'two' ),
1133                         "second edit",
1134                         EDIT_UPDATE
1135                 );
1136
1137                 $page = new WikiPage( $page->getTitle() );
1138                 $page->doEditContent(
1139                         new WikitextContent( 'three' ),
1140                         "third edit",
1141                         EDIT_UPDATE
1142                 );
1143
1144                 // sanity check
1145                 $this->assertNotEquals(
1146                         $rev1->getId(),
1147                         $page->getRevision()->getId(),
1148                         '$page->getRevision()->getId()'
1149                 );
1150
1151                 // actual test
1152                 $this->assertEquals(
1153                         $rev1->getId(),
1154                         $page->getOldestRevision()->getId(),
1155                         '$page->getOldestRevision()->getId()'
1156                 );
1157         }
1158
1159         /**
1160          * @covers WikiPage::doRollback
1161          * @covers WikiPage::commitRollback
1162          */
1163         public function testDoRollback() {
1164                 // FIXME: fails under postgres
1165                 $this->markTestSkippedIfDbType( 'postgres' );
1166
1167                 $admin = $this->getTestSysop()->getUser();
1168                 $user1 = $this->getTestUser()->getUser();
1169                 // Use the confirmed group for user2 to make sure the user is different
1170                 $user2 = $this->getTestUser( [ 'confirmed' ] )->getUser();
1171
1172                 // make sure we can test autopatrolling
1173                 $this->setMwGlobals( 'wgUseRCPatrol', true );
1174
1175                 // TODO: MCR: test rollback of multiple slots!
1176                 $page = $this->newPage( __METHOD__ );
1177
1178                 // Make some edits
1179                 $text = "one";
1180                 $status1 = $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ),
1181                         "section one", EDIT_NEW, false, $admin );
1182
1183                 $text .= "\n\ntwo";
1184                 $status2 = $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ),
1185                         "adding section two", 0, false, $user1 );
1186
1187                 $text .= "\n\nthree";
1188                 $status3 = $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ),
1189                         "adding section three", 0, false, $user2 );
1190
1191                 /** @var Revision $rev1 */
1192                 /** @var Revision $rev2 */
1193                 /** @var Revision $rev3 */
1194                 $rev1 = $status1->getValue()['revision'];
1195                 $rev2 = $status2->getValue()['revision'];
1196                 $rev3 = $status3->getValue()['revision'];
1197
1198                 /**
1199                  * We are having issues with doRollback spuriously failing. Apparently
1200                  * the last revision somehow goes missing or not committed under some
1201                  * circumstances. So, make sure the revisions have the correct usernames.
1202                  */
1203                 $this->assertEquals( 3, Revision::countByPageId( wfGetDB( DB_REPLICA ), $page->getId() ) );
1204                 $this->assertEquals( $admin->getName(), $rev1->getUserText() );
1205                 $this->assertEquals( $user1->getName(), $rev2->getUserText() );
1206                 $this->assertEquals( $user2->getName(), $rev3->getUserText() );
1207
1208                 // Now, try the actual rollback
1209                 $token = $admin->getEditToken( 'rollback' );
1210                 $rollbackErrors = $page->doRollback(
1211                         $user2->getName(),
1212                         "testing rollback",
1213                         $token,
1214                         false,
1215                         $resultDetails,
1216                         $admin
1217                 );
1218
1219                 if ( $rollbackErrors ) {
1220                         $this->fail(
1221                                 "Rollback failed:\n" .
1222                                 print_r( $rollbackErrors, true ) . ";\n" .
1223                                 print_r( $resultDetails, true )
1224                         );
1225                 }
1226
1227                 $page = new WikiPage( $page->getTitle() );
1228                 $this->assertEquals( $rev2->getSha1(), $page->getRevision()->getSha1(),
1229                         "rollback did not revert to the correct revision" );
1230                 $this->assertEquals( "one\n\ntwo", $page->getContent()->getNativeData() );
1231
1232                 $rc = MediaWikiServices::getInstance()->getRevisionStore()->getRecentChange(
1233                         $page->getRevision()->getRevisionRecord()
1234                 );
1235
1236                 $this->assertNotNull( $rc, 'RecentChanges entry' );
1237                 $this->assertEquals(
1238                         RecentChange::PRC_AUTOPATROLLED,
1239                         $rc->getAttribute( 'rc_patrolled' ),
1240                         'rc_patrolled'
1241                 );
1242
1243                 // TODO: MCR: assert origin once we write slot data
1244                 // $mainSlot = $page->getRevision()->getRevisionRecord()->getSlot( SlotRecord::MAIN );
1245                 // $this->assertTrue( $mainSlot->isInherited(), 'isInherited' );
1246                 // $this->assertSame( $rev2->getId(), $mainSlot->getOrigin(), 'getOrigin' );
1247         }
1248
1249         /**
1250          * @covers WikiPage::doRollback
1251          * @covers WikiPage::commitRollback
1252          */
1253         public function testDoRollbackFailureSameContent() {
1254                 $admin = $this->getTestSysop()->getUser();
1255
1256                 $text = "one";
1257                 $page = $this->newPage( __METHOD__ );
1258                 $page->doEditContent(
1259                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1260                         "section one",
1261                         EDIT_NEW,
1262                         false,
1263                         $admin
1264                 );
1265                 $rev1 = $page->getRevision();
1266
1267                 $user1 = $this->getTestUser( [ 'sysop' ] )->getUser();
1268                 $text .= "\n\ntwo";
1269                 $page = new WikiPage( $page->getTitle() );
1270                 $page->doEditContent(
1271                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1272                         "adding section two",
1273                         0,
1274                         false,
1275                         $user1
1276                 );
1277
1278                 # now, do a the rollback from the same user was doing the edit before
1279                 $resultDetails = [];
1280                 $token = $user1->getEditToken( 'rollback' );
1281                 $errors = $page->doRollback(
1282                         $user1->getName(),
1283                         "testing revert same user",
1284                         $token,
1285                         false,
1286                         $resultDetails,
1287                         $admin
1288                 );
1289
1290                 $this->assertEquals( [], $errors, "Rollback failed same user" );
1291
1292                 # now, try the rollback
1293                 $resultDetails = [];
1294                 $token = $admin->getEditToken( 'rollback' );
1295                 $errors = $page->doRollback(
1296                         $user1->getName(),
1297                         "testing revert",
1298                         $token,
1299                         false,
1300                         $resultDetails,
1301                         $admin
1302                 );
1303
1304                 $this->assertEquals(
1305                         [
1306                                 [
1307                                         'alreadyrolled',
1308                                         __METHOD__,
1309                                         $user1->getName(),
1310                                         $admin->getName(),
1311                                 ],
1312                         ],
1313                         $errors,
1314                         "Rollback not failed"
1315                 );
1316
1317                 $page = new WikiPage( $page->getTitle() );
1318                 $this->assertEquals( $rev1->getSha1(), $page->getRevision()->getSha1(),
1319                         "rollback did not revert to the correct revision" );
1320                 $this->assertEquals( "one", $page->getContent()->getNativeData() );
1321         }
1322
1323         /**
1324          * Tests tagging for edits that do rollback action
1325          * @covers WikiPage::doRollback
1326          */
1327         public function testDoRollbackTagging() {
1328                 if ( !in_array( 'mw-rollback', ChangeTags::getSoftwareTags() ) ) {
1329                         $this->markTestSkipped( 'Rollback tag deactivated, skipped the test.' );
1330                 }
1331
1332                 $admin = new User();
1333                 $admin->setName( 'Administrator' );
1334                 $admin->addToDatabase();
1335
1336                 $text = 'First line';
1337                 $page = $this->newPage( 'WikiPageTest_testDoRollbackTagging' );
1338                 $page->doEditContent(
1339                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1340                         'Added first line',
1341                         EDIT_NEW,
1342                         false,
1343                         $admin
1344                 );
1345
1346                 $secondUser = new User();
1347                 $secondUser->setName( '92.65.217.32' );
1348                 $text .= '\n\nSecond line';
1349                 $page = new WikiPage( $page->getTitle() );
1350                 $page->doEditContent(
1351                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1352                         'Adding second line',
1353                         0,
1354                         false,
1355                         $secondUser
1356                 );
1357
1358                 // Now, try the rollback
1359                 $admin->addGroup( 'sysop' ); // Make the test user a sysop
1360                 $token = $admin->getEditToken( 'rollback' );
1361                 $errors = $page->doRollback(
1362                         $secondUser->getName(),
1363                         'testing rollback',
1364                         $token,
1365                         false,
1366                         $resultDetails,
1367                         $admin
1368                 );
1369
1370                 // If doRollback completed without errors
1371                 if ( $errors === [] ) {
1372                         $tags = $resultDetails[ 'tags' ];
1373                         $this->assertContains( 'mw-rollback', $tags );
1374                 }
1375         }
1376
1377         public function provideGetAutoDeleteReason() {
1378                 return [
1379                         [
1380                                 [],
1381                                 false,
1382                                 false
1383                         ],
1384
1385                         [
1386                                 [
1387                                         [ "first edit", null ],
1388                                 ],
1389                                 "/first edit.*only contributor/",
1390                                 false
1391                         ],
1392
1393                         [
1394                                 [
1395                                         [ "first edit", null ],
1396                                         [ "second edit", null ],
1397                                 ],
1398                                 "/second edit.*only contributor/",
1399                                 true
1400                         ],
1401
1402                         [
1403                                 [
1404                                         [ "first edit", "127.0.2.22" ],
1405                                         [ "second edit", "127.0.3.33" ],
1406                                 ],
1407                                 "/second edit/",
1408                                 true
1409                         ],
1410
1411                         [
1412                                 [
1413                                         [
1414                                                 "first edit: "
1415                                                         . "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam "
1416                                                         . " nonumy eirmod tempor invidunt ut labore et dolore magna "
1417                                                         . "aliquyam erat, sed diam voluptua. At vero eos et accusam "
1418                                                         . "et justo duo dolores et ea rebum. Stet clita kasd gubergren, "
1419                                                         . "no sea  takimata sanctus est Lorem ipsum dolor sit amet.'",
1420                                                 null
1421                                         ],
1422                                 ],
1423                                 '/first edit:.*\.\.\."/',
1424                                 false
1425                         ],
1426
1427                         [
1428                                 [
1429                                         [ "first edit", "127.0.2.22" ],
1430                                         [ "", "127.0.3.33" ],
1431                                 ],
1432                                 "/before blanking.*first edit/",
1433                                 true
1434                         ],
1435
1436                 ];
1437         }
1438
1439         /**
1440          * @dataProvider provideGetAutoDeleteReason
1441          * @covers WikiPage::getAutoDeleteReason
1442          */
1443         public function testGetAutoDeleteReason( $edits, $expectedResult, $expectedHistory ) {
1444                 global $wgUser;
1445
1446                 // NOTE: assume Help namespace to contain wikitext
1447                 $page = $this->newPage( "Help:WikiPageTest_testGetAutoDeleteReason" );
1448
1449                 $c = 1;
1450
1451                 foreach ( $edits as $edit ) {
1452                         $user = new User();
1453
1454                         if ( !empty( $edit[1] ) ) {
1455                                 $user->setName( $edit[1] );
1456                         } else {
1457                                 $user = $wgUser;
1458                         }
1459
1460                         $content = ContentHandler::makeContent( $edit[0], $page->getTitle(), $page->getContentModel() );
1461
1462                         $page->doEditContent( $content, "test edit $c", $c < 2 ? EDIT_NEW : 0, false, $user );
1463
1464                         $c += 1;
1465                 }
1466
1467                 $reason = $page->getAutoDeleteReason( $hasHistory );
1468
1469                 if ( is_bool( $expectedResult ) || is_null( $expectedResult ) ) {
1470                         $this->assertEquals( $expectedResult, $reason );
1471                 } else {
1472                         $this->assertTrue( (bool)preg_match( $expectedResult, $reason ),
1473                                 "Autosummary didn't match expected pattern $expectedResult: $reason" );
1474                 }
1475
1476                 $this->assertEquals( $expectedHistory, $hasHistory,
1477                         "expected \$hasHistory to be " . var_export( $expectedHistory, true ) );
1478
1479                 $page->doDeleteArticle( "done" );
1480         }
1481
1482         public function providePreSaveTransform() {
1483                 return [
1484                         [ 'hello this is ~~~',
1485                                 "hello this is [[Special:Contributions/127.0.0.1|127.0.0.1]]",
1486                         ],
1487                         [ 'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
1488                                 'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
1489                         ],
1490                 ];
1491         }
1492
1493         /**
1494          * @covers WikiPage::factory
1495          */
1496         public function testWikiPageFactory() {
1497                 $title = Title::makeTitle( NS_FILE, 'Someimage.png' );
1498                 $page = WikiPage::factory( $title );
1499                 $this->assertEquals( WikiFilePage::class, get_class( $page ) );
1500
1501                 $title = Title::makeTitle( NS_CATEGORY, 'SomeCategory' );
1502                 $page = WikiPage::factory( $title );
1503                 $this->assertEquals( WikiCategoryPage::class, get_class( $page ) );
1504
1505                 $title = Title::makeTitle( NS_MAIN, 'SomePage' );
1506                 $page = WikiPage::factory( $title );
1507                 $this->assertEquals( WikiPage::class, get_class( $page ) );
1508         }
1509
1510         /**
1511          * @covers WikiPage::loadPageData
1512          * @covers WikiPage::wasLoadedFrom
1513          */
1514         public function testLoadPageData() {
1515                 $title = Title::makeTitle( NS_MAIN, 'SomePage' );
1516                 $page = WikiPage::factory( $title );
1517
1518                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1519                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1520                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1521                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1522
1523                 $page->loadPageData( IDBAccessObject::READ_NORMAL );
1524                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1525                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1526                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1527                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1528
1529                 $page->loadPageData( IDBAccessObject::READ_LATEST );
1530                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1531                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1532                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1533                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1534
1535                 $page->loadPageData( IDBAccessObject::READ_LOCKING );
1536                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1537                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1538                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1539                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1540
1541                 $page->loadPageData( IDBAccessObject::READ_EXCLUSIVE );
1542                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1543                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1544                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1545                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1546         }
1547
1548         /**
1549          * @dataProvider provideCommentMigrationOnDeletion
1550          *
1551          * @param int $writeStage
1552          * @param int $readStage
1553          */
1554         public function testCommentMigrationOnDeletion( $writeStage, $readStage ) {
1555                 $this->setMwGlobals( 'wgCommentTableSchemaMigrationStage', $writeStage );
1556                 $this->overrideMwServices();
1557
1558                 $dbr = wfGetDB( DB_REPLICA );
1559
1560                 $page = $this->createPage(
1561                         __METHOD__,
1562                         "foo",
1563                         CONTENT_MODEL_WIKITEXT
1564                 );
1565                 $revid = $page->getLatest();
1566                 if ( $writeStage > MIGRATION_OLD ) {
1567                         $comment_id = $dbr->selectField(
1568                                 'revision_comment_temp',
1569                                 'revcomment_comment_id',
1570                                 [ 'revcomment_rev' => $revid ],
1571                                 __METHOD__
1572                         );
1573                 }
1574
1575                 $this->setMwGlobals( 'wgCommentTableSchemaMigrationStage', $readStage );
1576                 $this->overrideMwServices();
1577
1578                 $page->doDeleteArticle( "testing deletion" );
1579
1580                 if ( $readStage > MIGRATION_OLD ) {
1581                         // Didn't leave behind any 'revision_comment_temp' rows
1582                         $n = $dbr->selectField(
1583                                 'revision_comment_temp', 'COUNT(*)', [ 'revcomment_rev' => $revid ], __METHOD__
1584                         );
1585                         $this->assertEquals( 0, $n, 'no entry in revision_comment_temp after deletion' );
1586
1587                         // Copied or upgraded the comment_id, as applicable
1588                         $ar_comment_id = $dbr->selectField(
1589                                 'archive',
1590                                 'ar_comment_id',
1591                                 [ 'ar_rev_id' => $revid ],
1592                                 __METHOD__
1593                         );
1594                         if ( $writeStage > MIGRATION_OLD ) {
1595                                 $this->assertSame( $comment_id, $ar_comment_id );
1596                         } else {
1597                                 $this->assertNotEquals( 0, $ar_comment_id );
1598                         }
1599                 }
1600
1601                 // Copied rev_comment, if applicable
1602                 if ( $readStage <= MIGRATION_WRITE_BOTH && $writeStage <= MIGRATION_WRITE_BOTH ) {
1603                         $ar_comment = $dbr->selectField(
1604                                 'archive',
1605                                 'ar_comment',
1606                                 [ 'ar_rev_id' => $revid ],
1607                                 __METHOD__
1608                         );
1609                         $this->assertSame( 'testing', $ar_comment );
1610                 }
1611         }
1612
1613         public function provideCommentMigrationOnDeletion() {
1614                 return [
1615                         [ MIGRATION_OLD, MIGRATION_OLD ],
1616                         [ MIGRATION_OLD, MIGRATION_WRITE_BOTH ],
1617                         [ MIGRATION_OLD, MIGRATION_WRITE_NEW ],
1618                         [ MIGRATION_WRITE_BOTH, MIGRATION_OLD ],
1619                         [ MIGRATION_WRITE_BOTH, MIGRATION_WRITE_BOTH ],
1620                         [ MIGRATION_WRITE_BOTH, MIGRATION_WRITE_NEW ],
1621                         [ MIGRATION_WRITE_BOTH, MIGRATION_NEW ],
1622                         [ MIGRATION_WRITE_NEW, MIGRATION_WRITE_BOTH ],
1623                         [ MIGRATION_WRITE_NEW, MIGRATION_WRITE_NEW ],
1624                         [ MIGRATION_WRITE_NEW, MIGRATION_NEW ],
1625                         [ MIGRATION_NEW, MIGRATION_WRITE_BOTH ],
1626                         [ MIGRATION_NEW, MIGRATION_WRITE_NEW ],
1627                         [ MIGRATION_NEW, MIGRATION_NEW ],
1628                 ];
1629         }
1630
1631         /**
1632          * @covers WikiPage::updateCategoryCounts
1633          */
1634         public function testUpdateCategoryCounts() {
1635                 $page = new WikiPage( Title::newFromText( __METHOD__ ) );
1636
1637                 // Add an initial category
1638                 $page->updateCategoryCounts( [ 'A' ], [], 0 );
1639
1640                 $this->assertEquals( 1, Category::newFromName( 'A' )->getPageCount() );
1641                 $this->assertEquals( 0, Category::newFromName( 'B' )->getPageCount() );
1642                 $this->assertEquals( 0, Category::newFromName( 'C' )->getPageCount() );
1643
1644                 // Add a new category
1645                 $page->updateCategoryCounts( [ 'B' ], [], 0 );
1646
1647                 $this->assertEquals( 1, Category::newFromName( 'A' )->getPageCount() );
1648                 $this->assertEquals( 1, Category::newFromName( 'B' )->getPageCount() );
1649                 $this->assertEquals( 0, Category::newFromName( 'C' )->getPageCount() );
1650
1651                 // Add and remove a category
1652                 $page->updateCategoryCounts( [ 'C' ], [ 'A' ], 0 );
1653
1654                 $this->assertEquals( 0, Category::newFromName( 'A' )->getPageCount() );
1655                 $this->assertEquals( 1, Category::newFromName( 'B' )->getPageCount() );
1656                 $this->assertEquals( 1, Category::newFromName( 'C' )->getPageCount() );
1657         }
1658
1659         public function provideUpdateRedirectOn() {
1660                 yield [ '#REDIRECT [[Foo]]', true, null, true, true, 0 ];
1661                 yield [ '#REDIRECT [[Foo]]', true, 'Foo', true, false, 1 ];
1662                 yield [ 'SomeText', false, null, false, true, 0 ];
1663                 yield [ 'SomeText', false, 'Foo', false, false, 1 ];
1664         }
1665
1666         /**
1667          * @dataProvider provideUpdateRedirectOn
1668          * @covers WikiPage::updateRedirectOn
1669          *
1670          * @param string $initialText
1671          * @param bool $initialRedirectState
1672          * @param string|null $redirectTitle
1673          * @param bool|null $lastRevIsRedirect
1674          * @param bool $expectedSuccess
1675          * @param int $expectedRowCount
1676          */
1677         public function testUpdateRedirectOn(
1678                 $initialText,
1679                 $initialRedirectState,
1680                 $redirectTitle,
1681                 $lastRevIsRedirect,
1682                 $expectedSuccess,
1683                 $expectedRowCount
1684         ) {
1685                 // FIXME: fails under sqlite and postgres
1686                 $this->markTestSkippedIfDbType( 'sqlite' );
1687                 $this->markTestSkippedIfDbType( 'postgres' );
1688                 static $pageCounter = 0;
1689                 $pageCounter++;
1690
1691                 $page = $this->createPage( Title::newFromText( __METHOD__ . $pageCounter ), $initialText );
1692                 $this->assertSame( $initialRedirectState, $page->isRedirect() );
1693
1694                 $redirectTitle = is_string( $redirectTitle )
1695                         ? Title::newFromText( $redirectTitle )
1696                         : $redirectTitle;
1697
1698                 $success = $page->updateRedirectOn( $this->db, $redirectTitle, $lastRevIsRedirect );
1699                 $this->assertSame( $expectedSuccess, $success, 'Success assertion' );
1700                 /**
1701                  * updateRedirectOn explicitly updates the redirect table (and not the page table).
1702                  * Most of core checks the page table for redirect status, so we have to be ugly and
1703                  * assert a select from the table here.
1704                  */
1705                 $this->assertRedirectTableCountForPageId( $page->getId(), $expectedRowCount );
1706         }
1707
1708         private function assertRedirectTableCountForPageId( $pageId, $expected ) {
1709                 $this->assertSelect(
1710                         'redirect',
1711                         'COUNT(*)',
1712                         [ 'rd_from' => $pageId ],
1713                         [ [ strval( $expected ) ] ]
1714                 );
1715         }
1716
1717         /**
1718          * @covers WikiPage::insertRedirectEntry
1719          */
1720         public function testInsertRedirectEntry_insertsRedirectEntry() {
1721                 $page = $this->createPage( Title::newFromText( __METHOD__ ), 'A' );
1722                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1723
1724                 $targetTitle = Title::newFromText( 'SomeTarget#Frag' );
1725                 $targetTitle->mInterwiki = 'eninter';
1726                 $page->insertRedirectEntry( $targetTitle, null );
1727
1728                 $this->assertSelect(
1729                         'redirect',
1730                         [ 'rd_from', 'rd_namespace', 'rd_title', 'rd_fragment', 'rd_interwiki' ],
1731                         [ 'rd_from' => $page->getId() ],
1732                         [ [
1733                                 strval( $page->getId() ),
1734                                 strval( $targetTitle->getNamespace() ),
1735                                 strval( $targetTitle->getDBkey() ),
1736                                 strval( $targetTitle->getFragment() ),
1737                                 strval( $targetTitle->getInterwiki() ),
1738                         ] ]
1739                 );
1740         }
1741
1742         /**
1743          * @covers WikiPage::insertRedirectEntry
1744          */
1745         public function testInsertRedirectEntry_insertsRedirectEntryWithPageLatest() {
1746                 $page = $this->createPage( Title::newFromText( __METHOD__ ), 'A' );
1747                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1748
1749                 $targetTitle = Title::newFromText( 'SomeTarget#Frag' );
1750                 $targetTitle->mInterwiki = 'eninter';
1751                 $page->insertRedirectEntry( $targetTitle, $page->getLatest() );
1752
1753                 $this->assertSelect(
1754                         'redirect',
1755                         [ 'rd_from', 'rd_namespace', 'rd_title', 'rd_fragment', 'rd_interwiki' ],
1756                         [ 'rd_from' => $page->getId() ],
1757                         [ [
1758                                 strval( $page->getId() ),
1759                                 strval( $targetTitle->getNamespace() ),
1760                                 strval( $targetTitle->getDBkey() ),
1761                                 strval( $targetTitle->getFragment() ),
1762                                 strval( $targetTitle->getInterwiki() ),
1763                         ] ]
1764                 );
1765         }
1766
1767         /**
1768          * @covers WikiPage::insertRedirectEntry
1769          */
1770         public function testInsertRedirectEntry_doesNotInsertIfPageLatestIncorrect() {
1771                 $page = $this->createPage( Title::newFromText( __METHOD__ ), 'A' );
1772                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1773
1774                 $targetTitle = Title::newFromText( 'SomeTarget#Frag' );
1775                 $targetTitle->mInterwiki = 'eninter';
1776                 $page->insertRedirectEntry( $targetTitle, 215251 );
1777
1778                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1779         }
1780
1781         private function getRow( array $overrides = [] ) {
1782                 $row = [
1783                         'page_id' => '44',
1784                         'page_len' => '76',
1785                         'page_is_redirect' => '1',
1786                         'page_latest' => '99',
1787                         'page_namespace' => '3',
1788                         'page_title' => 'JaJaTitle',
1789                         'page_restrictions' => 'edit=autoconfirmed,sysop:move=sysop',
1790                         'page_touched' => '20120101020202',
1791                         'page_links_updated' => '20140101020202',
1792                 ];
1793                 foreach ( $overrides as $key => $value ) {
1794                         $row[$key] = $value;
1795                 }
1796                 return (object)$row;
1797         }
1798
1799         public function provideNewFromRowSuccess() {
1800                 yield 'basic row' => [
1801                         $this->getRow(),
1802                         function ( WikiPage $wikiPage, self $test ) {
1803                                 $test->assertSame( 44, $wikiPage->getId() );
1804                                 $test->assertSame( 76, $wikiPage->getTitle()->getLength() );
1805                                 $test->assertTrue( $wikiPage->isRedirect() );
1806                                 $test->assertSame( 99, $wikiPage->getLatest() );
1807                                 $test->assertSame( 3, $wikiPage->getTitle()->getNamespace() );
1808                                 $test->assertSame( 'JaJaTitle', $wikiPage->getTitle()->getDBkey() );
1809                                 $test->assertSame(
1810                                         [
1811                                                 'edit' => [ 'autoconfirmed', 'sysop' ],
1812                                                 'move' => [ 'sysop' ],
1813                                         ],
1814                                         $wikiPage->getTitle()->getAllRestrictions()
1815                                 );
1816                                 $test->assertSame( '20120101020202', $wikiPage->getTouched() );
1817                                 $test->assertSame( '20140101020202', $wikiPage->getLinksTimestamp() );
1818                         }
1819                 ];
1820                 yield 'different timestamp formats' => [
1821                         $this->getRow( [
1822                                 'page_touched' => '2012-01-01 02:02:02',
1823                                 'page_links_updated' => '2014-01-01 02:02:02',
1824                         ] ),
1825                         function ( WikiPage $wikiPage, self $test ) {
1826                                 $test->assertSame( '20120101020202', $wikiPage->getTouched() );
1827                                 $test->assertSame( '20140101020202', $wikiPage->getLinksTimestamp() );
1828                         }
1829                 ];
1830                 yield 'no restrictions' => [
1831                         $this->getRow( [
1832                                 'page_restrictions' => '',
1833                         ] ),
1834                         function ( WikiPage $wikiPage, self $test ) {
1835                         $test->assertSame(
1836                                 [
1837                                         'edit' => [],
1838                                         'move' => [],
1839                                 ],
1840                                 $wikiPage->getTitle()->getAllRestrictions()
1841                         );
1842                         }
1843                 ];
1844                 yield 'not redirect' => [
1845                         $this->getRow( [
1846                                 'page_is_redirect' => '0',
1847                         ] ),
1848                         function ( WikiPage $wikiPage, self $test ) {
1849                                 $test->assertFalse( $wikiPage->isRedirect() );
1850                         }
1851                 ];
1852         }
1853
1854         /**
1855          * @covers WikiPage::newFromRow
1856          * @covers WikiPage::loadFromRow
1857          * @dataProvider provideNewFromRowSuccess
1858          *
1859          * @param object $row
1860          * @param callable $assertions
1861          */
1862         public function testNewFromRow( $row, $assertions ) {
1863                 $page = WikiPage::newFromRow( $row, 'fromdb' );
1864                 $assertions( $page, $this );
1865         }
1866
1867         public function provideTestNewFromId_returnsNullOnBadPageId() {
1868                 yield[ 0 ];
1869                 yield[ -11 ];
1870         }
1871
1872         /**
1873          * @covers WikiPage::newFromID
1874          * @dataProvider provideTestNewFromId_returnsNullOnBadPageId
1875          */
1876         public function testNewFromId_returnsNullOnBadPageId( $pageId ) {
1877                 $this->assertNull( WikiPage::newFromID( $pageId ) );
1878         }
1879
1880         /**
1881          * @covers WikiPage::newFromID
1882          */
1883         public function testNewFromId_appearsToFetchCorrectRow() {
1884                 $createdPage = $this->createPage( __METHOD__, 'Xsfaij09' );
1885                 $fetchedPage = WikiPage::newFromID( $createdPage->getId() );
1886                 $this->assertSame( $createdPage->getId(), $fetchedPage->getId() );
1887                 $this->assertEquals(
1888                         $createdPage->getContent()->getNativeData(),
1889                         $fetchedPage->getContent()->getNativeData()
1890                 );
1891         }
1892
1893         /**
1894          * @covers WikiPage::newFromID
1895          */
1896         public function testNewFromId_returnsNullOnNonExistingId() {
1897                 $this->assertNull( WikiPage::newFromID( 2147483647 ) );
1898         }
1899
1900         public function provideTestInsertProtectNullRevision() {
1901                 // phpcs:disable Generic.Files.LineLength
1902                 yield [
1903                         'goat-message-key',
1904                         [ 'edit' => 'sysop' ],
1905                         [ 'edit' => '20200101040404' ],
1906                         false,
1907                         'Goat Reason',
1908                         true,
1909                         '(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)))'
1910                 ];
1911                 yield [
1912                         'goat-key',
1913                         [ 'edit' => 'sysop', 'move' => 'something' ],
1914                         [ 'edit' => '20200101040404', 'move' => '20210101050505' ],
1915                         false,
1916                         'Goat Goat',
1917                         true,
1918                         '(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)))'
1919                 ];
1920                 // phpcs:enable
1921         }
1922
1923         /**
1924          * @dataProvider provideTestInsertProtectNullRevision
1925          * @covers WikiPage::insertProtectNullRevision
1926          * @covers WikiPage::protectDescription
1927          *
1928          * @param string $revCommentMsg
1929          * @param array $limit
1930          * @param array $expiry
1931          * @param bool $cascade
1932          * @param string $reason
1933          * @param bool|null $user true if the test sysop should be used, or null
1934          * @param string $expectedComment
1935          */
1936         public function testInsertProtectNullRevision(
1937                 $revCommentMsg,
1938                 array $limit,
1939                 array $expiry,
1940                 $cascade,
1941                 $reason,
1942                 $user,
1943                 $expectedComment
1944         ) {
1945                 $this->setContentLang( 'qqx' );
1946
1947                 $page = $this->createPage( __METHOD__, 'Goat' );
1948
1949                 $user = $user === null ? $user : $this->getTestSysop()->getUser();
1950
1951                 $result = $page->insertProtectNullRevision(
1952                         $revCommentMsg,
1953                         $limit,
1954                         $expiry,
1955                         $cascade,
1956                         $reason,
1957                         $user
1958                 );
1959
1960                 $this->assertTrue( $result instanceof Revision );
1961                 $this->assertSame( $expectedComment, $result->getComment( Revision::RAW ) );
1962         }
1963
1964         /**
1965          * @covers WikiPage::updateRevisionOn
1966          */
1967         public function testUpdateRevisionOn_existingPage() {
1968                 $user = $this->getTestSysop()->getUser();
1969                 $page = $this->createPage( __METHOD__, 'StartText' );
1970
1971                 $revision = new Revision(
1972                         [
1973                                 'id' => 9989,
1974                                 'page' => $page->getId(),
1975                                 'title' => $page->getTitle(),
1976                                 'comment' => __METHOD__,
1977                                 'minor_edit' => true,
1978                                 'text' => __METHOD__ . '-text',
1979                                 'len' => strlen( __METHOD__ . '-text' ),
1980                                 'user' => $user->getId(),
1981                                 'user_text' => $user->getName(),
1982                                 'timestamp' => '20170707040404',
1983                                 'content_model' => CONTENT_MODEL_WIKITEXT,
1984                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
1985                         ]
1986                 );
1987
1988                 $result = $page->updateRevisionOn( $this->db, $revision );
1989                 $this->assertTrue( $result );
1990                 $this->assertSame( 9989, $page->getLatest() );
1991                 $this->assertEquals( $revision, $page->getRevision() );
1992         }
1993
1994         /**
1995          * @covers WikiPage::updateRevisionOn
1996          */
1997         public function testUpdateRevisionOn_NonExistingPage() {
1998                 $user = $this->getTestSysop()->getUser();
1999                 $page = $this->createPage( __METHOD__, 'StartText' );
2000                 $page->doDeleteArticle( 'reason' );
2001
2002                 $revision = new Revision(
2003                         [
2004                                 'id' => 9989,
2005                                 'page' => $page->getId(),
2006                                 'title' => $page->getTitle(),
2007                                 'comment' => __METHOD__,
2008                                 'minor_edit' => true,
2009                                 'text' => __METHOD__ . '-text',
2010                                 'len' => strlen( __METHOD__ . '-text' ),
2011                                 'user' => $user->getId(),
2012                                 'user_text' => $user->getName(),
2013                                 'timestamp' => '20170707040404',
2014                                 'content_model' => CONTENT_MODEL_WIKITEXT,
2015                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
2016                         ]
2017                 );
2018
2019                 $result = $page->updateRevisionOn( $this->db, $revision );
2020                 $this->assertFalse( $result );
2021         }
2022
2023         /**
2024          * @covers WikiPage::updateIfNewerOn
2025          */
2026         public function testUpdateIfNewerOn_olderRevision() {
2027                 $user = $this->getTestSysop()->getUser();
2028                 $page = $this->createPage( __METHOD__, 'StartText' );
2029                 $initialRevision = $page->getRevision();
2030
2031                 $olderTimeStamp = wfTimestamp(
2032                         TS_MW,
2033                         wfTimestamp( TS_UNIX, $initialRevision->getTimestamp() ) - 1
2034                 );
2035
2036                 $olderRevison = new Revision(
2037                         [
2038                                 'id' => 9989,
2039                                 'page' => $page->getId(),
2040                                 'title' => $page->getTitle(),
2041                                 'comment' => __METHOD__,
2042                                 'minor_edit' => true,
2043                                 'text' => __METHOD__ . '-text',
2044                                 'len' => strlen( __METHOD__ . '-text' ),
2045                                 'user' => $user->getId(),
2046                                 'user_text' => $user->getName(),
2047                                 'timestamp' => $olderTimeStamp,
2048                                 'content_model' => CONTENT_MODEL_WIKITEXT,
2049                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
2050                         ]
2051                 );
2052
2053                 $result = $page->updateIfNewerOn( $this->db, $olderRevison );
2054                 $this->assertFalse( $result );
2055         }
2056
2057         /**
2058          * @covers WikiPage::updateIfNewerOn
2059          */
2060         public function testUpdateIfNewerOn_newerRevision() {
2061                 $user = $this->getTestSysop()->getUser();
2062                 $page = $this->createPage( __METHOD__, 'StartText' );
2063                 $initialRevision = $page->getRevision();
2064
2065                 $newerTimeStamp = wfTimestamp(
2066                         TS_MW,
2067                         wfTimestamp( TS_UNIX, $initialRevision->getTimestamp() ) + 1
2068                 );
2069
2070                 $newerRevision = new Revision(
2071                         [
2072                                 'id' => 9989,
2073                                 'page' => $page->getId(),
2074                                 'title' => $page->getTitle(),
2075                                 'comment' => __METHOD__,
2076                                 'minor_edit' => true,
2077                                 'text' => __METHOD__ . '-text',
2078                                 'len' => strlen( __METHOD__ . '-text' ),
2079                                 'user' => $user->getId(),
2080                                 'user_text' => $user->getName(),
2081                                 'timestamp' => $newerTimeStamp,
2082                                 'content_model' => CONTENT_MODEL_WIKITEXT,
2083                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
2084                         ]
2085                 );
2086                 $result = $page->updateIfNewerOn( $this->db, $newerRevision );
2087                 $this->assertTrue( $result );
2088         }
2089
2090         /**
2091          * @covers WikiPage::insertOn
2092          */
2093         public function testInsertOn() {
2094                 $title = Title::newFromText( __METHOD__ );
2095                 $page = new WikiPage( $title );
2096
2097                 $startTimeStamp = wfTimestampNow();
2098                 $result = $page->insertOn( $this->db );
2099                 $endTimeStamp = wfTimestampNow();
2100
2101                 $this->assertInternalType( 'int', $result );
2102                 $this->assertTrue( $result > 0 );
2103
2104                 $condition = [ 'page_id' => $result ];
2105
2106                 // Check the default fields have been filled
2107                 $this->assertSelect(
2108                         'page',
2109                         [
2110                                 'page_namespace',
2111                                 'page_title',
2112                                 'page_restrictions',
2113                                 'page_is_redirect',
2114                                 'page_is_new',
2115                                 'page_latest',
2116                                 'page_len',
2117                         ],
2118                         $condition,
2119                         [ [
2120                                 '0',
2121                                 __METHOD__,
2122                                 '',
2123                                 '0',
2124                                 '1',
2125                                 '0',
2126                                 '0',
2127                         ] ]
2128                 );
2129
2130                 // Check the page_random field has been filled
2131                 $pageRandom = $this->db->selectField( 'page', 'page_random', $condition );
2132                 $this->assertTrue( (float)$pageRandom < 1 && (float)$pageRandom > 0 );
2133
2134                 // Assert the touched timestamp in the DB is roughly when we inserted the page
2135                 $pageTouched = $this->db->selectField( 'page', 'page_touched', $condition );
2136                 $this->assertTrue(
2137                         wfTimestamp( TS_UNIX, $startTimeStamp )
2138                         <= wfTimestamp( TS_UNIX, $pageTouched )
2139                 );
2140                 $this->assertTrue(
2141                         wfTimestamp( TS_UNIX, $endTimeStamp )
2142                         >= wfTimestamp( TS_UNIX, $pageTouched )
2143                 );
2144
2145                 // Try inserting the same page again and checking the result is false (no change)
2146                 $result = $page->insertOn( $this->db );
2147                 $this->assertFalse( $result );
2148         }
2149
2150         /**
2151          * @covers WikiPage::insertOn
2152          */
2153         public function testInsertOn_idSpecified() {
2154                 $title = Title::newFromText( __METHOD__ );
2155                 $page = new WikiPage( $title );
2156                 $id = 1478952189;
2157
2158                 $result = $page->insertOn( $this->db, $id );
2159
2160                 $this->assertSame( $id, $result );
2161
2162                 $condition = [ 'page_id' => $result ];
2163
2164                 // Check there is actually a row in the db
2165                 $this->assertSelect(
2166                         'page',
2167                         [ 'page_title' ],
2168                         $condition,
2169                         [ [ __METHOD__ ] ]
2170                 );
2171         }
2172
2173         public function provideTestDoUpdateRestrictions_setBasicRestrictions() {
2174                 // Note: Once the current dates passes the date in these tests they will fail.
2175                 yield 'move something' => [
2176                         true,
2177                         [ 'move' => 'something' ],
2178                         [],
2179                         [ 'edit' => [], 'move' => [ 'something' ] ],
2180                         [],
2181                 ];
2182                 yield 'move something, edit blank' => [
2183                         true,
2184                         [ 'move' => 'something', 'edit' => '' ],
2185                         [],
2186                         [ 'edit' => [], 'move' => [ 'something' ] ],
2187                         [],
2188                 ];
2189                 yield 'edit sysop, with expiry' => [
2190                         true,
2191                         [ 'edit' => 'sysop' ],
2192                         [ 'edit' => '21330101020202' ],
2193                         [ 'edit' => [ 'sysop' ], 'move' => [] ],
2194                         [ 'edit' => '21330101020202' ],
2195                 ];
2196                 yield 'move and edit, move with expiry' => [
2197                         true,
2198                         [ 'move' => 'something', 'edit' => 'another' ],
2199                         [ 'move' => '22220202010101' ],
2200                         [ 'edit' => [ 'another' ], 'move' => [ 'something' ] ],
2201                         [ 'move' => '22220202010101' ],
2202                 ];
2203                 yield 'move and edit, edit with infinity expiry' => [
2204                         true,
2205                         [ 'move' => 'something', 'edit' => 'another' ],
2206                         [ 'edit' => 'infinity' ],
2207                         [ 'edit' => [ 'another' ], 'move' => [ 'something' ] ],
2208                         [ 'edit' => 'infinity' ],
2209                 ];
2210                 yield 'non existing, create something' => [
2211                         false,
2212                         [ 'create' => 'something' ],
2213                         [],
2214                         [ 'create' => [ 'something' ] ],
2215                         [],
2216                 ];
2217                 yield 'non existing, create something with expiry' => [
2218                         false,
2219                         [ 'create' => 'something' ],
2220                         [ 'create' => '23451212112233' ],
2221                         [ 'create' => [ 'something' ] ],
2222                         [ 'create' => '23451212112233' ],
2223                 ];
2224         }
2225
2226         /**
2227          * @dataProvider provideTestDoUpdateRestrictions_setBasicRestrictions
2228          * @covers WikiPage::doUpdateRestrictions
2229          */
2230         public function testDoUpdateRestrictions_setBasicRestrictions(
2231                 $pageExists,
2232                 array $limit,
2233                 array $expiry,
2234                 array $expectedRestrictions,
2235                 array $expectedRestrictionExpiries
2236         ) {
2237                 if ( $pageExists ) {
2238                         $page = $this->createPage( __METHOD__, 'ABC' );
2239                 } else {
2240                         $page = new WikiPage( Title::newFromText( __METHOD__ . '-nonexist' ) );
2241                 }
2242                 $user = $this->getTestSysop()->getUser();
2243                 $cascade = false;
2244
2245                 $status = $page->doUpdateRestrictions( $limit, $expiry, $cascade, 'aReason', $user, [] );
2246
2247                 $logId = $status->getValue();
2248                 $allRestrictions = $page->getTitle()->getAllRestrictions();
2249
2250                 $this->assertTrue( $status->isGood() );
2251                 $this->assertInternalType( 'int', $logId );
2252                 $this->assertSame( $expectedRestrictions, $allRestrictions );
2253                 foreach ( $expectedRestrictionExpiries as $key => $value ) {
2254                         $this->assertSame( $value, $page->getTitle()->getRestrictionExpiry( $key ) );
2255                 }
2256
2257                 // Make sure the log entry looks good
2258                 // log_params is not checked here
2259                 $actorQuery = ActorMigration::newMigration()->getJoin( 'log_user' );
2260                 $this->assertSelect(
2261                         [ 'logging' ] + $actorQuery['tables'],
2262                         [
2263                                 'log_comment',
2264                                 'log_user' => $actorQuery['fields']['log_user'],
2265                                 'log_user_text' => $actorQuery['fields']['log_user_text'],
2266                                 'log_namespace',
2267                                 'log_title',
2268                         ],
2269                         [ 'log_id' => $logId ],
2270                         [ [
2271                                 'aReason',
2272                                 (string)$user->getId(),
2273                                 $user->getName(),
2274                                 (string)$page->getTitle()->getNamespace(),
2275                                 $page->getTitle()->getDBkey(),
2276                         ] ],
2277                         [],
2278                         $actorQuery['joins']
2279                 );
2280         }
2281
2282         /**
2283          * @covers WikiPage::doUpdateRestrictions
2284          */
2285         public function testDoUpdateRestrictions_failsOnReadOnly() {
2286                 $page = $this->createPage( __METHOD__, 'ABC' );
2287                 $user = $this->getTestSysop()->getUser();
2288                 $cascade = false;
2289
2290                 // Set read only
2291                 $readOnly = $this->getMockBuilder( ReadOnlyMode::class )
2292                         ->disableOriginalConstructor()
2293                         ->setMethods( [ 'isReadOnly', 'getReason' ] )
2294                         ->getMock();
2295                 $readOnly->expects( $this->once() )
2296                         ->method( 'isReadOnly' )
2297                         ->will( $this->returnValue( true ) );
2298                 $readOnly->expects( $this->once() )
2299                         ->method( 'getReason' )
2300                         ->will( $this->returnValue( 'Some Read Only Reason' ) );
2301                 $this->setService( 'ReadOnlyMode', $readOnly );
2302
2303                 $status = $page->doUpdateRestrictions( [], [], $cascade, 'aReason', $user, [] );
2304                 $this->assertFalse( $status->isOK() );
2305                 $this->assertSame( 'readonlytext', $status->getMessage()->getKey() );
2306         }
2307
2308         /**
2309          * @covers WikiPage::doUpdateRestrictions
2310          */
2311         public function testDoUpdateRestrictions_returnsGoodIfNothingChanged() {
2312                 $page = $this->createPage( __METHOD__, 'ABC' );
2313                 $user = $this->getTestSysop()->getUser();
2314                 $cascade = false;
2315                 $limit = [ 'edit' => 'sysop' ];
2316
2317                 $status = $page->doUpdateRestrictions(
2318                         $limit,
2319                         [],
2320                         $cascade,
2321                         'aReason',
2322                         $user,
2323                         []
2324                 );
2325
2326                 // The first entry should have a logId as it did something
2327                 $this->assertTrue( $status->isGood() );
2328                 $this->assertInternalType( 'int', $status->getValue() );
2329
2330                 $status = $page->doUpdateRestrictions(
2331                         $limit,
2332                         [],
2333                         $cascade,
2334                         'aReason',
2335                         $user,
2336                         []
2337                 );
2338
2339                 // The second entry should not have a logId as nothing changed
2340                 $this->assertTrue( $status->isGood() );
2341                 $this->assertNull( $status->getValue() );
2342         }
2343
2344         /**
2345          * @covers WikiPage::doUpdateRestrictions
2346          */
2347         public function testDoUpdateRestrictions_logEntryTypeAndAction() {
2348                 $page = $this->createPage( __METHOD__, 'ABC' );
2349                 $user = $this->getTestSysop()->getUser();
2350                 $cascade = false;
2351
2352                 // Protect the page
2353                 $status = $page->doUpdateRestrictions(
2354                         [ 'edit' => 'sysop' ],
2355                         [],
2356                         $cascade,
2357                         'aReason',
2358                         $user,
2359                         []
2360                 );
2361                 $this->assertTrue( $status->isGood() );
2362                 $this->assertInternalType( 'int', $status->getValue() );
2363                 $this->assertSelect(
2364                         'logging',
2365                         [ 'log_type', 'log_action' ],
2366                         [ 'log_id' => $status->getValue() ],
2367                         [ [ 'protect', 'protect' ] ]
2368                 );
2369
2370                 // Modify the protection
2371                 $status = $page->doUpdateRestrictions(
2372                         [ 'edit' => 'somethingElse' ],
2373                         [],
2374                         $cascade,
2375                         'aReason',
2376                         $user,
2377                         []
2378                 );
2379                 $this->assertTrue( $status->isGood() );
2380                 $this->assertInternalType( 'int', $status->getValue() );
2381                 $this->assertSelect(
2382                         'logging',
2383                         [ 'log_type', 'log_action' ],
2384                         [ 'log_id' => $status->getValue() ],
2385                         [ [ 'protect', 'modify' ] ]
2386                 );
2387
2388                 // Remove the protection
2389                 $status = $page->doUpdateRestrictions(
2390                         [],
2391                         [],
2392                         $cascade,
2393                         'aReason',
2394                         $user,
2395                         []
2396                 );
2397                 $this->assertTrue( $status->isGood() );
2398                 $this->assertInternalType( 'int', $status->getValue() );
2399                 $this->assertSelect(
2400                         'logging',
2401                         [ 'log_type', 'log_action' ],
2402                         [ 'log_id' => $status->getValue() ],
2403                         [ [ 'protect', 'unprotect' ] ]
2404                 );
2405         }
2406
2407         /**
2408          * @covers WikiPage::newPageUpdater
2409          * @covers WikiPage::getDerivedDataUpdater
2410          */
2411         public function testNewPageUpdater() {
2412                 $user = $this->getTestUser()->getUser();
2413                 $page = $this->newPage( __METHOD__, __METHOD__ );
2414
2415                 /** @var Content $content */
2416                 $content = $this->getMockBuilder( WikitextContent::class )
2417                         ->setConstructorArgs( [ 'Hello World' ] )
2418                         ->setMethods( [ 'getParserOutput' ] )
2419                         ->getMock();
2420                 $content->expects( $this->once() )
2421                         ->method( 'getParserOutput' )
2422                         ->willReturn( new ParserOutput( 'HTML' ) );
2423
2424                 $preparedEditBefore = $page->prepareContentForEdit( $content, null, $user );
2425
2426                 // provide context, so the cache can be kept in place
2427                 $slotsUpdate = new revisionSlotsUpdate();
2428                 $slotsUpdate->modifyContent( SlotRecord::MAIN, $content );
2429
2430                 $updater = $page->newPageUpdater( $user, $slotsUpdate );
2431                 $updater->setContent( SlotRecord::MAIN, $content );
2432                 $revision = $updater->saveRevision(
2433                         CommentStoreComment::newUnsavedComment( 'test' ),
2434                         EDIT_NEW
2435                 );
2436
2437                 $preparedEditAfter = $page->prepareContentForEdit( $content, $revision, $user );
2438
2439                 $this->assertSame( $revision->getId(), $page->getLatest() );
2440
2441                 // Parsed output must remain cached throughout.
2442                 $this->assertSame( $preparedEditBefore->output, $preparedEditAfter->output );
2443         }
2444
2445         /**
2446          * @covers WikiPage::newPageUpdater
2447          * @covers WikiPage::getDerivedDataUpdater
2448          */
2449         public function testGetDerivedDataUpdater() {
2450                 $admin = $this->getTestSysop()->getUser();
2451
2452                 /** @var object $page */
2453                 $page = $this->createPage( __METHOD__, __METHOD__ );
2454                 $page = TestingAccessWrapper::newFromObject( $page );
2455
2456                 $revision = $page->getRevision()->getRevisionRecord();
2457                 $user = $revision->getUser();
2458
2459                 $slotsUpdate = new RevisionSlotsUpdate();
2460                 $slotsUpdate->modifyContent( SlotRecord::MAIN, new WikitextContent( 'Hello World' ) );
2461
2462                 // get a virgin updater
2463                 $updater1 = $page->getDerivedDataUpdater( $user );
2464                 $this->assertFalse( $updater1->isUpdatePrepared() );
2465
2466                 $updater1->prepareUpdate( $revision );
2467
2468                 // Re-use updater with same revision or content, even if base changed
2469                 $this->assertSame( $updater1, $page->getDerivedDataUpdater( $user, $revision ) );
2470
2471                 $slotsUpdate = RevisionSlotsUpdate::newFromContent(
2472                         [ SlotRecord::MAIN => $revision->getContent( SlotRecord::MAIN ) ]
2473                 );
2474                 $this->assertSame( $updater1, $page->getDerivedDataUpdater( $user, null, $slotsUpdate ) );
2475
2476                 // Don't re-use for edit if base revision ID changed
2477                 $this->assertNotSame(
2478                         $updater1,
2479                         $page->getDerivedDataUpdater( $user, null, $slotsUpdate, true )
2480                 );
2481
2482                 // Don't re-use with different user
2483                 $updater2a = $page->getDerivedDataUpdater( $admin, null, $slotsUpdate );
2484                 $updater2a->prepareContent( $admin, $slotsUpdate, false );
2485
2486                 $updater2b = $page->getDerivedDataUpdater( $user, null, $slotsUpdate );
2487                 $updater2b->prepareContent( $user, $slotsUpdate, false );
2488                 $this->assertNotSame( $updater2a, $updater2b );
2489
2490                 // Don't re-use with different content
2491                 $updater3 = $page->getDerivedDataUpdater( $admin, null, $slotsUpdate );
2492                 $updater3->prepareUpdate( $revision );
2493                 $this->assertNotSame( $updater2b, $updater3 );
2494
2495                 // Don't re-use if no context given
2496                 $updater4 = $page->getDerivedDataUpdater( $admin );
2497                 $updater4->prepareUpdate( $revision );
2498                 $this->assertNotSame( $updater3, $updater4 );
2499
2500                 // Don't re-use if AGAIN no context given
2501                 $updater5 = $page->getDerivedDataUpdater( $admin );
2502                 $this->assertNotSame( $updater4, $updater5 );
2503
2504                 // Don't re-use cached "virgin" unprepared updater
2505                 $updater6 = $page->getDerivedDataUpdater( $admin, $revision );
2506                 $this->assertNotSame( $updater5, $updater6 );
2507         }
2508
2509         protected function assertPreparedEditEquals(
2510                 PreparedEdit $edit, PreparedEdit $edit2, $message = ''
2511         ) {
2512                 // suppress differences caused by a clock tick between generating the two PreparedEdits
2513                 if ( abs( $edit->timestamp - $edit2->timestamp ) < 3 ) {
2514                         $edit2 = clone $edit2;
2515                         $edit2->timestamp = $edit->timestamp;
2516                 }
2517                 $this->assertEquals( $edit, $edit2, $message );
2518         }
2519
2520         protected function assertPreparedEditNotEquals(
2521                 PreparedEdit $edit, PreparedEdit $edit2, $message = ''
2522         ) {
2523                 if ( abs( $edit->timestamp - $edit2->timestamp ) < 3 ) {
2524                         $edit2 = clone $edit2;
2525                         $edit2->timestamp = $edit->timestamp;
2526                 }
2527                 $this->assertNotEquals( $edit, $edit2, $message );
2528         }
2529
2530 }