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                 $commentQuery = MediaWikiServices::getInstance()->getCommentStore()->getJoin( 'log_comment' );
 467                 $this->assertSelect(
 468                         [ 'logging' ] + $actorQuery['tables'] + $commentQuery['tables'], /* table */
 469                         [
 470                                 'log_type',
 471                                 'log_action',
 472                                 'log_comment' => $commentQuery['fields']['log_comment_text'],
 473                                 'log_user' => $actorQuery['fields']['log_user'],
 474                                 'log_user_text' => $actorQuery['fields']['log_user_text'],
 475                                 'log_namespace',
 476                                 'log_title',
 477                         ],
 478                         [ 'log_id' => $logId ],
 479                         [ [
 480                                 'delete',
 481                                 'delete',
 482                                 'testing user 0 deletion',
 483                                 '0',
 484                                 '127.0.0.1',
 485                                 (string)$page->getTitle()->getNamespace(),
 486                                 $page->getTitle()->getDBkey(),
 487                         ] ],
 488                         [],
 489                         $actorQuery['joins'] + $commentQuery['joins']
 490                 );
 491         }
 492
 493         /**
 494          * @covers WikiPage::doDeleteArticleReal
 495          */
 496         public function testDoDeleteArticleReal_userSysop() {
 497                 $page = $this->createPage(
 498                         __METHOD__,
 499                         "[[original text]] foo",
 500                         CONTENT_MODEL_WIKITEXT
 501                 );
 502                 $id = $page->getId();
 503
 504                 $user = $this->getTestSysop()->getUser();
 505                 $errorStack = '';
 506                 $status = $page->doDeleteArticleReal(
 507                         /* reason */ "testing sysop deletion",
 508                         /* suppress */ false,
 509                         /* unused 1 */ null,
 510                         /* unused 2 */ null,
 511                         /* errorStack */ $errorStack,
 512                         $user
 513                 );
 514                 $logId = $status->getValue();
 515                 $actorQuery = ActorMigration::newMigration()->getJoin( 'log_user' );
 516                 $commentQuery = MediaWikiServices::getInstance()->getCommentStore()->getJoin( 'log_comment' );
 517                 $this->assertSelect(
 518                         [ 'logging' ] + $actorQuery['tables'] + $commentQuery['tables'], /* table */
 519                         [
 520                                 'log_type',
 521                                 'log_action',
 522                                 'log_comment' => $commentQuery['fields']['log_comment_text'],
 523                                 'log_user' => $actorQuery['fields']['log_user'],
 524                                 'log_user_text' => $actorQuery['fields']['log_user_text'],
 525                                 'log_namespace',
 526                                 'log_title',
 527                         ],
 528                         [ 'log_id' => $logId ],
 529                         [ [
 530                                 'delete',
 531                                 'delete',
 532                                 'testing sysop deletion',
 533                                 (string)$user->getId(),
 534                                 $user->getName(),
 535                                 (string)$page->getTitle()->getNamespace(),
 536                                 $page->getTitle()->getDBkey(),
 537                         ] ],
 538                         [],
 539                         $actorQuery['joins'] + $commentQuery['joins']
 540                 );
 541         }
 542
 543         /**
 544          * TODO: Test more stuff about suppression.
 545          *
 546          * @covers WikiPage::doDeleteArticleReal
 547          */
 548         public function testDoDeleteArticleReal_suppress() {
 549                 $page = $this->createPage(
 550                         __METHOD__,
 551                         "[[original text]] foo",
 552                         CONTENT_MODEL_WIKITEXT
 553                 );
 554                 $id = $page->getId();
 555
 556                 $user = $this->getTestSysop()->getUser();
 557                 $errorStack = '';
 558                 $status = $page->doDeleteArticleReal(
 559                         /* reason */ "testing deletion",
 560                         /* suppress */ true,
 561                         /* unused 1 */ null,
 562                         /* unused 2 */ null,
 563                         /* errorStack */ $errorStack,
 564                         $user
 565                 );
 566                 $logId = $status->getValue();
 567                 $actorQuery = ActorMigration::newMigration()->getJoin( 'log_user' );
 568                 $commentQuery = MediaWikiServices::getInstance()->getCommentStore()->getJoin( 'log_comment' );
 569                 $this->assertSelect(
 570                         [ 'logging' ] + $actorQuery['tables'] + $commentQuery['tables'], /* table */
 571                         [
 572                                 'log_type',
 573                                 'log_action',
 574                                 'log_comment' => $commentQuery['fields']['log_comment_text'],
 575                                 'log_user' => $actorQuery['fields']['log_user'],
 576                                 'log_user_text' => $actorQuery['fields']['log_user_text'],
 577                                 'log_namespace',
 578                                 'log_title',
 579                         ],
 580                         [ 'log_id' => $logId ],
 581                         [ [
 582                                 'suppress',
 583                                 'delete',
 584                                 'testing deletion',
 585                                 (string)$user->getId(),
 586                                 $user->getName(),
 587                                 (string)$page->getTitle()->getNamespace(),
 588                                 $page->getTitle()->getDBkey(),
 589                         ] ],
 590                         [],
 591                         $actorQuery['joins'] + $commentQuery['joins']
 592                 );
 593
 594                 $this->assertNull(
 595                         $page->getContent( Revision::FOR_PUBLIC ),
 596                         "WikiPage::getContent should return null after the page was suppressed for general users"
 597                 );
 598
 599                 $this->assertNull(
 600                         $page->getContent( Revision::FOR_THIS_USER, null ),
 601                         "WikiPage::getContent should return null after the page was suppressed for user zero"
 602                 );
 603
 604                 $this->assertNull(
 605                         $page->getContent( Revision::FOR_THIS_USER, $user ),
 606                         "WikiPage::getContent should return null after the page was suppressed even for a sysop"
 607                 );
 608         }
 609
 610         /**
 611          * @covers WikiPage::doDeleteUpdates
 612          */
 613         public function testDoDeleteUpdates() {
 614                 $user = $this->getTestUser()->getUser();
 615                 $page = $this->createPage(
 616                         __METHOD__,
 617                         "[[original text]] foo",
 618                         CONTENT_MODEL_WIKITEXT
 619                 );
 620                 $id = $page->getId();
 621                 $page->loadPageData(); // make sure the current revision is cached.
 622
 623                 // Similar to MovePage logic
 624                 wfGetDB( DB_MASTER )->delete( 'page', [ 'page_id' => $id ], __METHOD__ );
 625                 $page->doDeleteUpdates( $page->getId(), $page->getContent(), $page->getRevision(), $user );
 626
 627                 // Run the job queue
 628                 JobQueueGroup::destroySingletons();
 629                 $jobs = new RunJobs;
 630                 $jobs->loadParamsAndArgs( null, [ 'quiet' => true ], null );
 631                 $jobs->execute();
 632
 633                 # ------------------------
 634                 $dbr = wfGetDB( DB_REPLICA );
 635                 $res = $dbr->select( 'pagelinks', '*', [ 'pl_from' => $id ] );
 636                 $n = $res->numRows();
 637                 $res->free();
 638
 639                 $this->assertEquals( 0, $n, 'pagelinks should contain no more links from the page' );
 640         }
 641
 642         /**
 643          * @param string $name
 644          *
 645          * @return ContentHandler
 646          */
 647         protected function defineMockContentModelForUpdateTesting( $name ) {
 648                 /** @var ContentHandler|MockObject $handler */
 649                 $handler = $this->getMockBuilder( TextContentHandler::class )
 650                         ->setConstructorArgs( [ $name ] )
 651                         ->setMethods(
 652                                 [ 'getSecondaryDataUpdates', 'getDeletionUpdates', 'unserializeContent' ]
 653                         )
 654                         ->getMock();
 655
 656                 $dataUpdate = new MWCallableUpdate( 'time' );
 657                 $dataUpdate->_name = "$name data update";
 658
 659                 $deletionUpdate = new MWCallableUpdate( 'time' );
 660                 $deletionUpdate->_name = "$name deletion update";
 661
 662                 $handler->method( 'getSecondaryDataUpdates' )->willReturn( [ $dataUpdate ] );
 663                 $handler->method( 'getDeletionUpdates' )->willReturn( [ $deletionUpdate ] );
 664                 $handler->method( 'unserializeContent' )->willReturnCallback(
 665                         function ( $text ) use ( $handler ) {
 666                                 return $this->createMockContent( $handler, $text );
 667                         }
 668                 );
 669
 670                 $this->mergeMwGlobalArrayValue(
 671                         'wgContentHandlers', [
 672                                 $name => function () use ( $handler ){
 673                                         return $handler;
 674                                 }
 675                         ]
 676                 );
 677
 678                 return $handler;
 679         }
 680
 681         /**
 682          * @param ContentHandler $handler
 683          * @param string $text
 684          *
 685          * @return Content
 686          */
 687         protected function createMockContent( ContentHandler $handler, $text ) {
 688                 /** @var Content|MockObject $content */
 689                 $content = $this->getMockBuilder( TextContent::class )
 690                         ->setConstructorArgs( [ $text ] )
 691                         ->setMethods( [ 'getModel', 'getContentHandler' ] )
 692                         ->getMock();
 693
 694                 $content->method( 'getModel' )->willReturn( $handler->getModelID() );
 695                 $content->method( 'getContentHandler' )->willReturn( $handler );
 696
 697                 return $content;
 698         }
 699
 700         public function testGetDeletionUpdates() {
 701                 $m1 = $this->defineMockContentModelForUpdateTesting( 'M1' );
 702
 703                 $mainContent1 = $this->createMockContent( $m1, 'main 1' );
 704
 705                 $page = new WikiPage( Title::newFromText( __METHOD__ ) );
 706                 $page = $this->createPage(
 707                         $page,
 708                         [ 'main' => $mainContent1 ]
 709                 );
 710
 711                 $dataUpdates = $page->getDeletionUpdates( $page->getRevisionRecord() );
 712                 $this->assertNotEmpty( $dataUpdates );
 713
 714                 $updateNames = array_map( function ( $du ) {
 715                         return isset( $du->_name ) ? $du->_name : get_class( $du );
 716                 }, $dataUpdates );
 717
 718                 $this->assertContains( LinksDeletionUpdate::class, $updateNames );
 719                 $this->assertContains( 'M1 deletion update', $updateNames );
 720         }
 721
 722         /**
 723          * @covers WikiPage::getRevision
 724          */
 725         public function testGetRevision() {
 726                 $page = $this->newPage( __METHOD__ );
 727
 728                 $rev = $page->getRevision();
 729                 $this->assertNull( $rev );
 730
 731                 # -----------------
 732                 $this->createPage( $page, "some text", CONTENT_MODEL_WIKITEXT );
 733
 734                 $rev = $page->getRevision();
 735
 736                 $this->assertEquals( $page->getLatest(), $rev->getId() );
 737                 $this->assertEquals( "some text", $rev->getContent()->getNativeData() );
 738         }
 739
 740         /**
 741          * @covers WikiPage::getContent
 742          */
 743         public function testGetContent() {
 744                 $page = $this->newPage( __METHOD__ );
 745
 746                 $content = $page->getContent();
 747                 $this->assertNull( $content );
 748
 749                 # -----------------
 750                 $this->createPage( $page, "some text", CONTENT_MODEL_WIKITEXT );
 751
 752                 $content = $page->getContent();
 753                 $this->assertEquals( "some text", $content->getNativeData() );
 754         }
 755
 756         /**
 757          * @covers WikiPage::exists
 758          */
 759         public function testExists() {
 760                 $page = $this->newPage( __METHOD__ );
 761                 $this->assertFalse( $page->exists() );
 762
 763                 # -----------------
 764                 $this->createPage( $page, "some text", CONTENT_MODEL_WIKITEXT );
 765                 $this->assertTrue( $page->exists() );
 766
 767                 $page = new WikiPage( $page->getTitle() );
 768                 $this->assertTrue( $page->exists() );
 769
 770                 # -----------------
 771                 $page->doDeleteArticle( "done testing" );
 772                 $this->assertFalse( $page->exists() );
 773
 774                 $page = new WikiPage( $page->getTitle() );
 775                 $this->assertFalse( $page->exists() );
 776         }
 777
 778         public function provideHasViewableContent() {
 779                 return [
 780                         [ 'WikiPageTest_testHasViewableContent', false, true ],
 781                         [ 'Special:WikiPageTest_testHasViewableContent', false ],
 782                         [ 'MediaWiki:WikiPageTest_testHasViewableContent', false ],
 783                         [ 'Special:Userlogin', true ],
 784                         [ 'MediaWiki:help', true ],
 785                 ];
 786         }
 787
 788         /**
 789          * @dataProvider provideHasViewableContent
 790          * @covers WikiPage::hasViewableContent
 791          */
 792         public function testHasViewableContent( $title, $viewable, $create = false ) {
 793                 $page = $this->newPage( $title );
 794                 $this->assertEquals( $viewable, $page->hasViewableContent() );
 795
 796                 if ( $create ) {
 797                         $this->createPage( $page, "some text", CONTENT_MODEL_WIKITEXT );
 798                         $this->assertTrue( $page->hasViewableContent() );
 799
 800                         $page = new WikiPage( $page->getTitle() );
 801                         $this->assertTrue( $page->hasViewableContent() );
 802                 }
 803         }
 804
 805         public function provideGetRedirectTarget() {
 806                 return [
 807                         [ 'WikiPageTest_testGetRedirectTarget_1', CONTENT_MODEL_WIKITEXT, "hello world", null ],
 808                         [
 809                                 'WikiPageTest_testGetRedirectTarget_2',
 810                                 CONTENT_MODEL_WIKITEXT,
 811                                 "#REDIRECT [[hello world]]",
 812                                 "Hello world"
 813                         ],
 814                         // The below added to protect against Media namespace
 815                         // redirects which throw a fatal: (T203942)
 816                         [
 817                                 'WikiPageTest_testGetRedirectTarget_3',
 818                                 CONTENT_MODEL_WIKITEXT,
 819                                 "#REDIRECT [[Media:hello_world]]",
 820                                 "File:Hello world"
 821                         ],
 822                         // Test fragments longer than 255 bytes (T207876)
 823                         [
 824                                 'WikiPageTest_testGetRedirectTarget_4',
 825                                 CONTENT_MODEL_WIKITEXT,
 826                                 // phpcs:ignore Generic.Files.LineLength
 827                                 '#REDIRECT [[Foobar#🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿]]',
 828                                 // phpcs:ignore Generic.Files.LineLength
 829                                 'Foobar#🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬󠁦󠁲󠁿🏴󠁮󠁬...'
 830                         ]
 831                 ];
 832         }
 833
 834         /**
 835          * @dataProvider provideGetRedirectTarget
 836          * @covers WikiPage::getRedirectTarget
 837          */
 838         public function testGetRedirectTarget( $title, $model, $text, $target ) {
 839                 $this->setMwGlobals( [
 840                         'wgCapitalLinks' => true,
 841                 ] );
 842
 843                 $page = $this->createPage( $title, $text, $model );
 844
 845                 # sanity check, because this test seems to fail for no reason for some people.
 846                 $c = $page->getContent();
 847                 $this->assertEquals( WikitextContent::class, get_class( $c ) );
 848
 849                 # now, test the actual redirect
 850                 $t = $page->getRedirectTarget();
 851                 $this->assertEquals( $target, is_null( $t ) ? null : $t->getFullText() );
 852         }
 853
 854         /**
 855          * @dataProvider provideGetRedirectTarget
 856          * @covers WikiPage::isRedirect
 857          */
 858         public function testIsRedirect( $title, $model, $text, $target ) {
 859                 $page = $this->createPage( $title, $text, $model );
 860                 $this->assertEquals( !is_null( $target ), $page->isRedirect() );
 861         }
 862
 863         public function provideIsCountable() {
 864                 return [
 865
 866                         // any
 867                         [ 'WikiPageTest_testIsCountable',
 868                                 CONTENT_MODEL_WIKITEXT,
 869                                 '',
 870                                 'any',
 871                                 true
 872                         ],
 873                         [ 'WikiPageTest_testIsCountable',
 874                                 CONTENT_MODEL_WIKITEXT,
 875                                 'Foo',
 876                                 'any',
 877                                 true
 878                         ],
 879
 880                         // link
 881                         [ 'WikiPageTest_testIsCountable',
 882                                 CONTENT_MODEL_WIKITEXT,
 883                                 'Foo',
 884                                 'link',
 885                                 false
 886                         ],
 887                         [ 'WikiPageTest_testIsCountable',
 888                                 CONTENT_MODEL_WIKITEXT,
 889                                 'Foo [[bar]]',
 890                                 'link',
 891                                 true
 892                         ],
 893
 894                         // redirects
 895                         [ 'WikiPageTest_testIsCountable',
 896                                 CONTENT_MODEL_WIKITEXT,
 897                                 '#REDIRECT [[bar]]',
 898                                 'any',
 899                                 false
 900                         ],
 901                         [ 'WikiPageTest_testIsCountable',
 902                                 CONTENT_MODEL_WIKITEXT,
 903                                 '#REDIRECT [[bar]]',
 904                                 'link',
 905                                 false
 906                         ],
 907
 908                         // not a content namespace
 909                         [ 'Talk:WikiPageTest_testIsCountable',
 910                                 CONTENT_MODEL_WIKITEXT,
 911                                 'Foo',
 912                                 'any',
 913                                 false
 914                         ],
 915                         [ 'Talk:WikiPageTest_testIsCountable',
 916                                 CONTENT_MODEL_WIKITEXT,
 917                                 'Foo [[bar]]',
 918                                 'link',
 919                                 false
 920                         ],
 921
 922                         // not a content namespace, different model
 923                         [ 'MediaWiki:WikiPageTest_testIsCountable.js',
 924                                 null,
 925                                 'Foo',
 926                                 'any',
 927                                 false
 928                         ],
 929                         [ 'MediaWiki:WikiPageTest_testIsCountable.js',
 930                                 null,
 931                                 'Foo [[bar]]',
 932                                 'link',
 933                                 false
 934                         ],
 935                 ];
 936         }
 937
 938         /**
 939          * @dataProvider provideIsCountable
 940          * @covers WikiPage::isCountable
 941          */
 942         public function testIsCountable( $title, $model, $text, $mode, $expected ) {
 943                 global $wgContentHandlerUseDB;
 944
 945                 $this->setMwGlobals( 'wgArticleCountMethod', $mode );
 946
 947                 $title = Title::newFromText( $title );
 948
 949                 if ( !$wgContentHandlerUseDB
 950                         && $model
 951                         && ContentHandler::getDefaultModelFor( $title ) != $model
 952                 ) {
 953                         $this->markTestSkipped( "Can not use non-default content model $model for "
 954                                 . $title->getPrefixedDBkey() . " with \$wgContentHandlerUseDB disabled." );
 955                 }
 956
 957                 $page = $this->createPage( $title, $text, $model );
 958
 959                 $editInfo = $page->prepareContentForEdit( $page->getContent() );
 960
 961                 $v = $page->isCountable();
 962                 $w = $page->isCountable( $editInfo );
 963
 964                 $this->assertEquals(
 965                         $expected,
 966                         $v,
 967                         "isCountable( null ) returned unexpected value " . var_export( $v, true )
 968                                 . " instead of " . var_export( $expected, true )
 969                         . " in mode `$mode` for text \"$text\""
 970                 );
 971
 972                 $this->assertEquals(
 973                         $expected,
 974                         $w,
 975                         "isCountable( \$editInfo ) returned unexpected value " . var_export( $v, true )
 976                                 . " instead of " . var_export( $expected, true )
 977                         . " in mode `$mode` for text \"$text\""
 978                 );
 979         }
 980
 981         public function provideGetParserOutput() {
 982                 return [
 983                         [
 984                                 CONTENT_MODEL_WIKITEXT,
 985                                 "hello ''world''\n",
 986                                 "<div class=\"mw-parser-output\"><p>hello <i>world</i></p></div>"
 987                         ],
 988                         // @todo more...?
 989                 ];
 990         }
 991
 992         /**
 993          * @dataProvider provideGetParserOutput
 994          * @covers WikiPage::getParserOutput
 995          */
 996         public function testGetParserOutput( $model, $text, $expectedHtml ) {
 997                 $page = $this->createPage( __METHOD__, $text, $model );
 998
 999                 $opt = $page->makeParserOptions( 'canonical' );
1000                 $po = $page->getParserOutput( $opt );
1001                 $text = $po->getText();
1002
1003                 $text = trim( preg_replace( '/<!--.*?-->/sm', '', $text ) ); # strip injected comments
1004                 $text = preg_replace( '!\s*(</p>|</div>)!sm', '\1', $text ); # don't let tidy confuse us
1005
1006                 $this->assertEquals( $expectedHtml, $text );
1007
1008                 return $po;
1009         }
1010
1011         /**
1012          * @covers WikiPage::getParserOutput
1013          */
1014         public function testGetParserOutput_nonexisting() {
1015                 $page = new WikiPage( Title::newFromText( __METHOD__ ) );
1016
1017                 $opt = new ParserOptions();
1018                 $po = $page->getParserOutput( $opt );
1019
1020                 $this->assertFalse( $po, "getParserOutput() shall return false for non-existing pages." );
1021         }
1022
1023         /**
1024          * @covers WikiPage::getParserOutput
1025          */
1026         public function testGetParserOutput_badrev() {
1027                 $page = $this->createPage( __METHOD__, 'dummy', CONTENT_MODEL_WIKITEXT );
1028
1029                 $opt = new ParserOptions();
1030                 $po = $page->getParserOutput( $opt, $page->getLatest() + 1234 );
1031
1032                 // @todo would be neat to also test deleted revision
1033
1034                 $this->assertFalse( $po, "getParserOutput() shall return false for non-existing revisions." );
1035         }
1036
1037         public static $sections =
1038
1039                 "Intro
1040
1041 == stuff ==
1042 hello world
1043
1044 == test ==
1045 just a test
1046
1047 == foo ==
1048 more stuff
1049 ";
1050
1051         public function dataReplaceSection() {
1052                 // NOTE: assume the Help namespace to contain wikitext
1053                 return [
1054                         [ 'Help:WikiPageTest_testReplaceSection',
1055                                 CONTENT_MODEL_WIKITEXT,
1056                                 self::$sections,
1057                                 "0",
1058                                 "No more",
1059                                 null,
1060                                 trim( preg_replace( '/^Intro/sm', 'No more', self::$sections ) )
1061                         ],
1062                         [ 'Help:WikiPageTest_testReplaceSection',
1063                                 CONTENT_MODEL_WIKITEXT,
1064                                 self::$sections,
1065                                 "",
1066                                 "No more",
1067                                 null,
1068                                 "No more"
1069                         ],
1070                         [ 'Help:WikiPageTest_testReplaceSection',
1071                                 CONTENT_MODEL_WIKITEXT,
1072                                 self::$sections,
1073                                 "2",
1074                                 "== TEST ==\nmore fun",
1075                                 null,
1076                                 trim( preg_replace( '/^== test ==.*== foo ==/sm',
1077                                         "== TEST ==\nmore fun\n\n== foo ==",
1078                                         self::$sections ) )
1079                         ],
1080                         [ 'Help:WikiPageTest_testReplaceSection',
1081                                 CONTENT_MODEL_WIKITEXT,
1082                                 self::$sections,
1083                                 "8",
1084                                 "No more",
1085                                 null,
1086                                 trim( self::$sections )
1087                         ],
1088                         [ 'Help:WikiPageTest_testReplaceSection',
1089                                 CONTENT_MODEL_WIKITEXT,
1090                                 self::$sections,
1091                                 "new",
1092                                 "No more",
1093                                 "New",
1094                                 trim( self::$sections ) . "\n\n== New ==\n\nNo more"
1095                         ],
1096                 ];
1097         }
1098
1099         /**
1100          * @dataProvider dataReplaceSection
1101          * @covers WikiPage::replaceSectionContent
1102          */
1103         public function testReplaceSectionContent( $title, $model, $text, $section,
1104                 $with, $sectionTitle, $expected
1105         ) {
1106                 $page = $this->createPage( $title, $text, $model );
1107
1108                 $content = ContentHandler::makeContent( $with, $page->getTitle(), $page->getContentModel() );
1109                 $c = $page->replaceSectionContent( $section, $content, $sectionTitle );
1110
1111                 $this->assertEquals( $expected, is_null( $c ) ? null : trim( $c->getNativeData() ) );
1112         }
1113
1114         /**
1115          * @dataProvider dataReplaceSection
1116          * @covers WikiPage::replaceSectionAtRev
1117          */
1118         public function testReplaceSectionAtRev( $title, $model, $text, $section,
1119                 $with, $sectionTitle, $expected
1120         ) {
1121                 $page = $this->createPage( $title, $text, $model );
1122                 $baseRevId = $page->getLatest();
1123
1124                 $content = ContentHandler::makeContent( $with, $page->getTitle(), $page->getContentModel() );
1125                 $c = $page->replaceSectionAtRev( $section, $content, $sectionTitle, $baseRevId );
1126
1127                 $this->assertEquals( $expected, is_null( $c ) ? null : trim( $c->getNativeData() ) );
1128         }
1129
1130         /**
1131          * @covers WikiPage::getOldestRevision
1132          */
1133         public function testGetOldestRevision() {
1134                 $page = $this->newPage( __METHOD__ );
1135                 $page->doEditContent(
1136                         new WikitextContent( 'one' ),
1137                         "first edit",
1138                         EDIT_NEW
1139                 );
1140                 $rev1 = $page->getRevision();
1141
1142                 $page = new WikiPage( $page->getTitle() );
1143                 $page->doEditContent(
1144                         new WikitextContent( 'two' ),
1145                         "second edit",
1146                         EDIT_UPDATE
1147                 );
1148
1149                 $page = new WikiPage( $page->getTitle() );
1150                 $page->doEditContent(
1151                         new WikitextContent( 'three' ),
1152                         "third edit",
1153                         EDIT_UPDATE
1154                 );
1155
1156                 // sanity check
1157                 $this->assertNotEquals(
1158                         $rev1->getId(),
1159                         $page->getRevision()->getId(),
1160                         '$page->getRevision()->getId()'
1161                 );
1162
1163                 // actual test
1164                 $this->assertEquals(
1165                         $rev1->getId(),
1166                         $page->getOldestRevision()->getId(),
1167                         '$page->getOldestRevision()->getId()'
1168                 );
1169         }
1170
1171         /**
1172          * @covers WikiPage::doRollback
1173          * @covers WikiPage::commitRollback
1174          */
1175         public function testDoRollback() {
1176                 // FIXME: fails under postgres
1177                 $this->markTestSkippedIfDbType( 'postgres' );
1178
1179                 $admin = $this->getTestSysop()->getUser();
1180                 $user1 = $this->getTestUser()->getUser();
1181                 // Use the confirmed group for user2 to make sure the user is different
1182                 $user2 = $this->getTestUser( [ 'confirmed' ] )->getUser();
1183
1184                 // make sure we can test autopatrolling
1185                 $this->setMwGlobals( 'wgUseRCPatrol', true );
1186
1187                 // TODO: MCR: test rollback of multiple slots!
1188                 $page = $this->newPage( __METHOD__ );
1189
1190                 // Make some edits
1191                 $text = "one";
1192                 $status1 = $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ),
1193                         "section one", EDIT_NEW, false, $admin );
1194
1195                 $text .= "\n\ntwo";
1196                 $status2 = $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ),
1197                         "adding section two", 0, false, $user1 );
1198
1199                 $text .= "\n\nthree";
1200                 $status3 = $page->doEditContent( ContentHandler::makeContent( $text, $page->getTitle() ),
1201                         "adding section three", 0, false, $user2 );
1202
1203                 /** @var Revision $rev1 */
1204                 /** @var Revision $rev2 */
1205                 /** @var Revision $rev3 */
1206                 $rev1 = $status1->getValue()['revision'];
1207                 $rev2 = $status2->getValue()['revision'];
1208                 $rev3 = $status3->getValue()['revision'];
1209
1210                 /**
1211                  * We are having issues with doRollback spuriously failing. Apparently
1212                  * the last revision somehow goes missing or not committed under some
1213                  * circumstances. So, make sure the revisions have the correct usernames.
1214                  */
1215                 $this->assertEquals( 3, Revision::countByPageId( wfGetDB( DB_REPLICA ), $page->getId() ) );
1216                 $this->assertEquals( $admin->getName(), $rev1->getUserText() );
1217                 $this->assertEquals( $user1->getName(), $rev2->getUserText() );
1218                 $this->assertEquals( $user2->getName(), $rev3->getUserText() );
1219
1220                 // Now, try the actual rollback
1221                 $token = $admin->getEditToken( 'rollback' );
1222                 $rollbackErrors = $page->doRollback(
1223                         $user2->getName(),
1224                         "testing rollback",
1225                         $token,
1226                         false,
1227                         $resultDetails,
1228                         $admin
1229                 );
1230
1231                 if ( $rollbackErrors ) {
1232                         $this->fail(
1233                                 "Rollback failed:\n" .
1234                                 print_r( $rollbackErrors, true ) . ";\n" .
1235                                 print_r( $resultDetails, true )
1236                         );
1237                 }
1238
1239                 $page = new WikiPage( $page->getTitle() );
1240                 $this->assertEquals( $rev2->getSha1(), $page->getRevision()->getSha1(),
1241                         "rollback did not revert to the correct revision" );
1242                 $this->assertEquals( "one\n\ntwo", $page->getContent()->getNativeData() );
1243
1244                 $rc = MediaWikiServices::getInstance()->getRevisionStore()->getRecentChange(
1245                         $page->getRevision()->getRevisionRecord()
1246                 );
1247
1248                 $this->assertNotNull( $rc, 'RecentChanges entry' );
1249                 $this->assertEquals(
1250                         RecentChange::PRC_AUTOPATROLLED,
1251                         $rc->getAttribute( 'rc_patrolled' ),
1252                         'rc_patrolled'
1253                 );
1254
1255                 // TODO: MCR: assert origin once we write slot data
1256                 // $mainSlot = $page->getRevision()->getRevisionRecord()->getSlot( SlotRecord::MAIN );
1257                 // $this->assertTrue( $mainSlot->isInherited(), 'isInherited' );
1258                 // $this->assertSame( $rev2->getId(), $mainSlot->getOrigin(), 'getOrigin' );
1259         }
1260
1261         /**
1262          * @covers WikiPage::doRollback
1263          * @covers WikiPage::commitRollback
1264          */
1265         public function testDoRollbackFailureSameContent() {
1266                 $admin = $this->getTestSysop()->getUser();
1267
1268                 $text = "one";
1269                 $page = $this->newPage( __METHOD__ );
1270                 $page->doEditContent(
1271                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1272                         "section one",
1273                         EDIT_NEW,
1274                         false,
1275                         $admin
1276                 );
1277                 $rev1 = $page->getRevision();
1278
1279                 $user1 = $this->getTestUser( [ 'sysop' ] )->getUser();
1280                 $text .= "\n\ntwo";
1281                 $page = new WikiPage( $page->getTitle() );
1282                 $page->doEditContent(
1283                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1284                         "adding section two",
1285                         0,
1286                         false,
1287                         $user1
1288                 );
1289
1290                 # now, do a the rollback from the same user was doing the edit before
1291                 $resultDetails = [];
1292                 $token = $user1->getEditToken( 'rollback' );
1293                 $errors = $page->doRollback(
1294                         $user1->getName(),
1295                         "testing revert same user",
1296                         $token,
1297                         false,
1298                         $resultDetails,
1299                         $admin
1300                 );
1301
1302                 $this->assertEquals( [], $errors, "Rollback failed same user" );
1303
1304                 # now, try the rollback
1305                 $resultDetails = [];
1306                 $token = $admin->getEditToken( 'rollback' );
1307                 $errors = $page->doRollback(
1308                         $user1->getName(),
1309                         "testing revert",
1310                         $token,
1311                         false,
1312                         $resultDetails,
1313                         $admin
1314                 );
1315
1316                 $this->assertEquals(
1317                         [
1318                                 [
1319                                         'alreadyrolled',
1320                                         __METHOD__,
1321                                         $user1->getName(),
1322                                         $admin->getName(),
1323                                 ],
1324                         ],
1325                         $errors,
1326                         "Rollback not failed"
1327                 );
1328
1329                 $page = new WikiPage( $page->getTitle() );
1330                 $this->assertEquals( $rev1->getSha1(), $page->getRevision()->getSha1(),
1331                         "rollback did not revert to the correct revision" );
1332                 $this->assertEquals( "one", $page->getContent()->getNativeData() );
1333         }
1334
1335         /**
1336          * Tests tagging for edits that do rollback action
1337          * @covers WikiPage::doRollback
1338          */
1339         public function testDoRollbackTagging() {
1340                 if ( !in_array( 'mw-rollback', ChangeTags::getSoftwareTags() ) ) {
1341                         $this->markTestSkipped( 'Rollback tag deactivated, skipped the test.' );
1342                 }
1343
1344                 $admin = new User();
1345                 $admin->setName( 'Administrator' );
1346                 $admin->addToDatabase();
1347
1348                 $text = 'First line';
1349                 $page = $this->newPage( 'WikiPageTest_testDoRollbackTagging' );
1350                 $page->doEditContent(
1351                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1352                         'Added first line',
1353                         EDIT_NEW,
1354                         false,
1355                         $admin
1356                 );
1357
1358                 $secondUser = new User();
1359                 $secondUser->setName( '92.65.217.32' );
1360                 $text .= '\n\nSecond line';
1361                 $page = new WikiPage( $page->getTitle() );
1362                 $page->doEditContent(
1363                         ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT ),
1364                         'Adding second line',
1365                         0,
1366                         false,
1367                         $secondUser
1368                 );
1369
1370                 // Now, try the rollback
1371                 $admin->addGroup( 'sysop' ); // Make the test user a sysop
1372                 $token = $admin->getEditToken( 'rollback' );
1373                 $errors = $page->doRollback(
1374                         $secondUser->getName(),
1375                         'testing rollback',
1376                         $token,
1377                         false,
1378                         $resultDetails,
1379                         $admin
1380                 );
1381
1382                 // If doRollback completed without errors
1383                 if ( $errors === [] ) {
1384                         $tags = $resultDetails[ 'tags' ];
1385                         $this->assertContains( 'mw-rollback', $tags );
1386                 }
1387         }
1388
1389         public function provideGetAutoDeleteReason() {
1390                 return [
1391                         [
1392                                 [],
1393                                 false,
1394                                 false
1395                         ],
1396
1397                         [
1398                                 [
1399                                         [ "first edit", null ],
1400                                 ],
1401                                 "/first edit.*only contributor/",
1402                                 false
1403                         ],
1404
1405                         [
1406                                 [
1407                                         [ "first edit", null ],
1408                                         [ "second edit", null ],
1409                                 ],
1410                                 "/second edit.*only contributor/",
1411                                 true
1412                         ],
1413
1414                         [
1415                                 [
1416                                         [ "first edit", "127.0.2.22" ],
1417                                         [ "second edit", "127.0.3.33" ],
1418                                 ],
1419                                 "/second edit/",
1420                                 true
1421                         ],
1422
1423                         [
1424                                 [
1425                                         [
1426                                                 "first edit: "
1427                                                         . "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam "
1428                                                         . " nonumy eirmod tempor invidunt ut labore et dolore magna "
1429                                                         . "aliquyam erat, sed diam voluptua. At vero eos et accusam "
1430                                                         . "et justo duo dolores et ea rebum. Stet clita kasd gubergren, "
1431                                                         . "no sea  takimata sanctus est Lorem ipsum dolor sit amet.'",
1432                                                 null
1433                                         ],
1434                                 ],
1435                                 '/first edit:.*\.\.\."/',
1436                                 false
1437                         ],
1438
1439                         [
1440                                 [
1441                                         [ "first edit", "127.0.2.22" ],
1442                                         [ "", "127.0.3.33" ],
1443                                 ],
1444                                 "/before blanking.*first edit/",
1445                                 true
1446                         ],
1447
1448                 ];
1449         }
1450
1451         /**
1452          * @dataProvider provideGetAutoDeleteReason
1453          * @covers WikiPage::getAutoDeleteReason
1454          */
1455         public function testGetAutoDeleteReason( $edits, $expectedResult, $expectedHistory ) {
1456                 global $wgUser;
1457
1458                 // NOTE: assume Help namespace to contain wikitext
1459                 $page = $this->newPage( "Help:WikiPageTest_testGetAutoDeleteReason" );
1460
1461                 $c = 1;
1462
1463                 foreach ( $edits as $edit ) {
1464                         $user = new User();
1465
1466                         if ( !empty( $edit[1] ) ) {
1467                                 $user->setName( $edit[1] );
1468                         } else {
1469                                 $user = $wgUser;
1470                         }
1471
1472                         $content = ContentHandler::makeContent( $edit[0], $page->getTitle(), $page->getContentModel() );
1473
1474                         $page->doEditContent( $content, "test edit $c", $c < 2 ? EDIT_NEW : 0, false, $user );
1475
1476                         $c += 1;
1477                 }
1478
1479                 $reason = $page->getAutoDeleteReason( $hasHistory );
1480
1481                 if ( is_bool( $expectedResult ) || is_null( $expectedResult ) ) {
1482                         $this->assertEquals( $expectedResult, $reason );
1483                 } else {
1484                         $this->assertTrue( (bool)preg_match( $expectedResult, $reason ),
1485                                 "Autosummary didn't match expected pattern $expectedResult: $reason" );
1486                 }
1487
1488                 $this->assertEquals( $expectedHistory, $hasHistory,
1489                         "expected \$hasHistory to be " . var_export( $expectedHistory, true ) );
1490
1491                 $page->doDeleteArticle( "done" );
1492         }
1493
1494         public function providePreSaveTransform() {
1495                 return [
1496                         [ 'hello this is ~~~',
1497                                 "hello this is [[Special:Contributions/127.0.0.1|127.0.0.1]]",
1498                         ],
1499                         [ 'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
1500                                 'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
1501                         ],
1502                 ];
1503         }
1504
1505         /**
1506          * @covers WikiPage::factory
1507          */
1508         public function testWikiPageFactory() {
1509                 $title = Title::makeTitle( NS_FILE, 'Someimage.png' );
1510                 $page = WikiPage::factory( $title );
1511                 $this->assertEquals( WikiFilePage::class, get_class( $page ) );
1512
1513                 $title = Title::makeTitle( NS_CATEGORY, 'SomeCategory' );
1514                 $page = WikiPage::factory( $title );
1515                 $this->assertEquals( WikiCategoryPage::class, get_class( $page ) );
1516
1517                 $title = Title::makeTitle( NS_MAIN, 'SomePage' );
1518                 $page = WikiPage::factory( $title );
1519                 $this->assertEquals( WikiPage::class, get_class( $page ) );
1520         }
1521
1522         /**
1523          * @covers WikiPage::loadPageData
1524          * @covers WikiPage::wasLoadedFrom
1525          */
1526         public function testLoadPageData() {
1527                 $title = Title::makeTitle( NS_MAIN, 'SomePage' );
1528                 $page = WikiPage::factory( $title );
1529
1530                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1531                 $this->assertFalse( $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_NORMAL );
1536                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1537                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1538                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1539                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1540
1541                 $page->loadPageData( IDBAccessObject::READ_LATEST );
1542                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1543                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1544                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1545                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1546
1547                 $page->loadPageData( IDBAccessObject::READ_LOCKING );
1548                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1549                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1550                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1551                 $this->assertFalse( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1552
1553                 $page->loadPageData( IDBAccessObject::READ_EXCLUSIVE );
1554                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_NORMAL ) );
1555                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LATEST ) );
1556                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_LOCKING ) );
1557                 $this->assertTrue( $page->wasLoadedFrom( IDBAccessObject::READ_EXCLUSIVE ) );
1558         }
1559
1560         /**
1561          * @dataProvider provideCommentMigrationOnDeletion
1562          *
1563          * @param int $writeStage
1564          * @param int $readStage
1565          */
1566         public function testCommentMigrationOnDeletion( $writeStage, $readStage ) {
1567                 $this->setMwGlobals( 'wgCommentTableSchemaMigrationStage', $writeStage );
1568                 $this->overrideMwServices();
1569
1570                 $dbr = wfGetDB( DB_REPLICA );
1571
1572                 $page = $this->createPage(
1573                         __METHOD__,
1574                         "foo",
1575                         CONTENT_MODEL_WIKITEXT
1576                 );
1577                 $revid = $page->getLatest();
1578                 if ( $writeStage > MIGRATION_OLD ) {
1579                         $comment_id = $dbr->selectField(
1580                                 'revision_comment_temp',
1581                                 'revcomment_comment_id',
1582                                 [ 'revcomment_rev' => $revid ],
1583                                 __METHOD__
1584                         );
1585                 }
1586
1587                 $this->setMwGlobals( 'wgCommentTableSchemaMigrationStage', $readStage );
1588                 $this->overrideMwServices();
1589
1590                 $page->doDeleteArticle( "testing deletion" );
1591
1592                 if ( $readStage > MIGRATION_OLD ) {
1593                         // Didn't leave behind any 'revision_comment_temp' rows
1594                         $n = $dbr->selectField(
1595                                 'revision_comment_temp', 'COUNT(*)', [ 'revcomment_rev' => $revid ], __METHOD__
1596                         );
1597                         $this->assertEquals( 0, $n, 'no entry in revision_comment_temp after deletion' );
1598
1599                         // Copied or upgraded the comment_id, as applicable
1600                         $ar_comment_id = $dbr->selectField(
1601                                 'archive',
1602                                 'ar_comment_id',
1603                                 [ 'ar_rev_id' => $revid ],
1604                                 __METHOD__
1605                         );
1606                         if ( $writeStage > MIGRATION_OLD ) {
1607                                 $this->assertSame( $comment_id, $ar_comment_id );
1608                         } else {
1609                                 $this->assertNotEquals( 0, $ar_comment_id );
1610                         }
1611                 }
1612
1613                 // Copied rev_comment, if applicable
1614                 if ( $readStage <= MIGRATION_WRITE_BOTH && $writeStage <= MIGRATION_WRITE_BOTH ) {
1615                         $ar_comment = $dbr->selectField(
1616                                 'archive',
1617                                 'ar_comment',
1618                                 [ 'ar_rev_id' => $revid ],
1619                                 __METHOD__
1620                         );
1621                         $this->assertSame( 'testing', $ar_comment );
1622                 }
1623         }
1624
1625         public function provideCommentMigrationOnDeletion() {
1626                 return [
1627                         [ MIGRATION_OLD, MIGRATION_OLD ],
1628                         [ MIGRATION_OLD, MIGRATION_WRITE_BOTH ],
1629                         [ MIGRATION_OLD, MIGRATION_WRITE_NEW ],
1630                         [ MIGRATION_WRITE_BOTH, MIGRATION_OLD ],
1631                         [ MIGRATION_WRITE_BOTH, MIGRATION_WRITE_BOTH ],
1632                         [ MIGRATION_WRITE_BOTH, MIGRATION_WRITE_NEW ],
1633                         [ MIGRATION_WRITE_BOTH, MIGRATION_NEW ],
1634                         [ MIGRATION_WRITE_NEW, MIGRATION_WRITE_BOTH ],
1635                         [ MIGRATION_WRITE_NEW, MIGRATION_WRITE_NEW ],
1636                         [ MIGRATION_WRITE_NEW, MIGRATION_NEW ],
1637                         [ MIGRATION_NEW, MIGRATION_WRITE_BOTH ],
1638                         [ MIGRATION_NEW, MIGRATION_WRITE_NEW ],
1639                         [ MIGRATION_NEW, MIGRATION_NEW ],
1640                 ];
1641         }
1642
1643         /**
1644          * @covers WikiPage::updateCategoryCounts
1645          */
1646         public function testUpdateCategoryCounts() {
1647                 $page = new WikiPage( Title::newFromText( __METHOD__ ) );
1648
1649                 // Add an initial category
1650                 $page->updateCategoryCounts( [ 'A' ], [], 0 );
1651
1652                 $this->assertEquals( 1, Category::newFromName( 'A' )->getPageCount() );
1653                 $this->assertEquals( 0, Category::newFromName( 'B' )->getPageCount() );
1654                 $this->assertEquals( 0, Category::newFromName( 'C' )->getPageCount() );
1655
1656                 // Add a new category
1657                 $page->updateCategoryCounts( [ 'B' ], [], 0 );
1658
1659                 $this->assertEquals( 1, Category::newFromName( 'A' )->getPageCount() );
1660                 $this->assertEquals( 1, Category::newFromName( 'B' )->getPageCount() );
1661                 $this->assertEquals( 0, Category::newFromName( 'C' )->getPageCount() );
1662
1663                 // Add and remove a category
1664                 $page->updateCategoryCounts( [ 'C' ], [ 'A' ], 0 );
1665
1666                 $this->assertEquals( 0, Category::newFromName( 'A' )->getPageCount() );
1667                 $this->assertEquals( 1, Category::newFromName( 'B' )->getPageCount() );
1668                 $this->assertEquals( 1, Category::newFromName( 'C' )->getPageCount() );
1669         }
1670
1671         public function provideUpdateRedirectOn() {
1672                 yield [ '#REDIRECT [[Foo]]', true, null, true, true, 0 ];
1673                 yield [ '#REDIRECT [[Foo]]', true, 'Foo', true, false, 1 ];
1674                 yield [ 'SomeText', false, null, false, true, 0 ];
1675                 yield [ 'SomeText', false, 'Foo', false, false, 1 ];
1676         }
1677
1678         /**
1679          * @dataProvider provideUpdateRedirectOn
1680          * @covers WikiPage::updateRedirectOn
1681          *
1682          * @param string $initialText
1683          * @param bool $initialRedirectState
1684          * @param string|null $redirectTitle
1685          * @param bool|null $lastRevIsRedirect
1686          * @param bool $expectedSuccess
1687          * @param int $expectedRowCount
1688          */
1689         public function testUpdateRedirectOn(
1690                 $initialText,
1691                 $initialRedirectState,
1692                 $redirectTitle,
1693                 $lastRevIsRedirect,
1694                 $expectedSuccess,
1695                 $expectedRowCount
1696         ) {
1697                 // FIXME: fails under sqlite and postgres
1698                 $this->markTestSkippedIfDbType( 'sqlite' );
1699                 $this->markTestSkippedIfDbType( 'postgres' );
1700                 static $pageCounter = 0;
1701                 $pageCounter++;
1702
1703                 $page = $this->createPage( Title::newFromText( __METHOD__ . $pageCounter ), $initialText );
1704                 $this->assertSame( $initialRedirectState, $page->isRedirect() );
1705
1706                 $redirectTitle = is_string( $redirectTitle )
1707                         ? Title::newFromText( $redirectTitle )
1708                         : $redirectTitle;
1709
1710                 $success = $page->updateRedirectOn( $this->db, $redirectTitle, $lastRevIsRedirect );
1711                 $this->assertSame( $expectedSuccess, $success, 'Success assertion' );
1712                 /**
1713                  * updateRedirectOn explicitly updates the redirect table (and not the page table).
1714                  * Most of core checks the page table for redirect status, so we have to be ugly and
1715                  * assert a select from the table here.
1716                  */
1717                 $this->assertRedirectTableCountForPageId( $page->getId(), $expectedRowCount );
1718         }
1719
1720         private function assertRedirectTableCountForPageId( $pageId, $expected ) {
1721                 $this->assertSelect(
1722                         'redirect',
1723                         'COUNT(*)',
1724                         [ 'rd_from' => $pageId ],
1725                         [ [ strval( $expected ) ] ]
1726                 );
1727         }
1728
1729         /**
1730          * @covers WikiPage::insertRedirectEntry
1731          */
1732         public function testInsertRedirectEntry_insertsRedirectEntry() {
1733                 $page = $this->createPage( Title::newFromText( __METHOD__ ), 'A' );
1734                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1735
1736                 $targetTitle = Title::newFromText( 'SomeTarget#Frag' );
1737                 $targetTitle->mInterwiki = 'eninter';
1738                 $page->insertRedirectEntry( $targetTitle, null );
1739
1740                 $this->assertSelect(
1741                         'redirect',
1742                         [ 'rd_from', 'rd_namespace', 'rd_title', 'rd_fragment', 'rd_interwiki' ],
1743                         [ 'rd_from' => $page->getId() ],
1744                         [ [
1745                                 strval( $page->getId() ),
1746                                 strval( $targetTitle->getNamespace() ),
1747                                 strval( $targetTitle->getDBkey() ),
1748                                 strval( $targetTitle->getFragment() ),
1749                                 strval( $targetTitle->getInterwiki() ),
1750                         ] ]
1751                 );
1752         }
1753
1754         /**
1755          * @covers WikiPage::insertRedirectEntry
1756          */
1757         public function testInsertRedirectEntry_insertsRedirectEntryWithPageLatest() {
1758                 $page = $this->createPage( Title::newFromText( __METHOD__ ), 'A' );
1759                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1760
1761                 $targetTitle = Title::newFromText( 'SomeTarget#Frag' );
1762                 $targetTitle->mInterwiki = 'eninter';
1763                 $page->insertRedirectEntry( $targetTitle, $page->getLatest() );
1764
1765                 $this->assertSelect(
1766                         'redirect',
1767                         [ 'rd_from', 'rd_namespace', 'rd_title', 'rd_fragment', 'rd_interwiki' ],
1768                         [ 'rd_from' => $page->getId() ],
1769                         [ [
1770                                 strval( $page->getId() ),
1771                                 strval( $targetTitle->getNamespace() ),
1772                                 strval( $targetTitle->getDBkey() ),
1773                                 strval( $targetTitle->getFragment() ),
1774                                 strval( $targetTitle->getInterwiki() ),
1775                         ] ]
1776                 );
1777         }
1778
1779         /**
1780          * @covers WikiPage::insertRedirectEntry
1781          */
1782         public function testInsertRedirectEntry_doesNotInsertIfPageLatestIncorrect() {
1783                 $page = $this->createPage( Title::newFromText( __METHOD__ ), 'A' );
1784                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1785
1786                 $targetTitle = Title::newFromText( 'SomeTarget#Frag' );
1787                 $targetTitle->mInterwiki = 'eninter';
1788                 $page->insertRedirectEntry( $targetTitle, 215251 );
1789
1790                 $this->assertRedirectTableCountForPageId( $page->getId(), 0 );
1791         }
1792
1793         private function getRow( array $overrides = [] ) {
1794                 $row = [
1795                         'page_id' => '44',
1796                         'page_len' => '76',
1797                         'page_is_redirect' => '1',
1798                         'page_latest' => '99',
1799                         'page_namespace' => '3',
1800                         'page_title' => 'JaJaTitle',
1801                         'page_restrictions' => 'edit=autoconfirmed,sysop:move=sysop',
1802                         'page_touched' => '20120101020202',
1803                         'page_links_updated' => '20140101020202',
1804                 ];
1805                 foreach ( $overrides as $key => $value ) {
1806                         $row[$key] = $value;
1807                 }
1808                 return (object)$row;
1809         }
1810
1811         public function provideNewFromRowSuccess() {
1812                 yield 'basic row' => [
1813                         $this->getRow(),
1814                         function ( WikiPage $wikiPage, self $test ) {
1815                                 $test->assertSame( 44, $wikiPage->getId() );
1816                                 $test->assertSame( 76, $wikiPage->getTitle()->getLength() );
1817                                 $test->assertTrue( $wikiPage->isRedirect() );
1818                                 $test->assertSame( 99, $wikiPage->getLatest() );
1819                                 $test->assertSame( 3, $wikiPage->getTitle()->getNamespace() );
1820                                 $test->assertSame( 'JaJaTitle', $wikiPage->getTitle()->getDBkey() );
1821                                 $test->assertSame(
1822                                         [
1823                                                 'edit' => [ 'autoconfirmed', 'sysop' ],
1824                                                 'move' => [ 'sysop' ],
1825                                         ],
1826                                         $wikiPage->getTitle()->getAllRestrictions()
1827                                 );
1828                                 $test->assertSame( '20120101020202', $wikiPage->getTouched() );
1829                                 $test->assertSame( '20140101020202', $wikiPage->getLinksTimestamp() );
1830                         }
1831                 ];
1832                 yield 'different timestamp formats' => [
1833                         $this->getRow( [
1834                                 'page_touched' => '2012-01-01 02:02:02',
1835                                 'page_links_updated' => '2014-01-01 02:02:02',
1836                         ] ),
1837                         function ( WikiPage $wikiPage, self $test ) {
1838                                 $test->assertSame( '20120101020202', $wikiPage->getTouched() );
1839                                 $test->assertSame( '20140101020202', $wikiPage->getLinksTimestamp() );
1840                         }
1841                 ];
1842                 yield 'no restrictions' => [
1843                         $this->getRow( [
1844                                 'page_restrictions' => '',
1845                         ] ),
1846                         function ( WikiPage $wikiPage, self $test ) {
1847                         $test->assertSame(
1848                                 [
1849                                         'edit' => [],
1850                                         'move' => [],
1851                                 ],
1852                                 $wikiPage->getTitle()->getAllRestrictions()
1853                         );
1854                         }
1855                 ];
1856                 yield 'not redirect' => [
1857                         $this->getRow( [
1858                                 'page_is_redirect' => '0',
1859                         ] ),
1860                         function ( WikiPage $wikiPage, self $test ) {
1861                                 $test->assertFalse( $wikiPage->isRedirect() );
1862                         }
1863                 ];
1864         }
1865
1866         /**
1867          * @covers WikiPage::newFromRow
1868          * @covers WikiPage::loadFromRow
1869          * @dataProvider provideNewFromRowSuccess
1870          *
1871          * @param object $row
1872          * @param callable $assertions
1873          */
1874         public function testNewFromRow( $row, $assertions ) {
1875                 $page = WikiPage::newFromRow( $row, 'fromdb' );
1876                 $assertions( $page, $this );
1877         }
1878
1879         public function provideTestNewFromId_returnsNullOnBadPageId() {
1880                 yield[ 0 ];
1881                 yield[ -11 ];
1882         }
1883
1884         /**
1885          * @covers WikiPage::newFromID
1886          * @dataProvider provideTestNewFromId_returnsNullOnBadPageId
1887          */
1888         public function testNewFromId_returnsNullOnBadPageId( $pageId ) {
1889                 $this->assertNull( WikiPage::newFromID( $pageId ) );
1890         }
1891
1892         /**
1893          * @covers WikiPage::newFromID
1894          */
1895         public function testNewFromId_appearsToFetchCorrectRow() {
1896                 $createdPage = $this->createPage( __METHOD__, 'Xsfaij09' );
1897                 $fetchedPage = WikiPage::newFromID( $createdPage->getId() );
1898                 $this->assertSame( $createdPage->getId(), $fetchedPage->getId() );
1899                 $this->assertEquals(
1900                         $createdPage->getContent()->getNativeData(),
1901                         $fetchedPage->getContent()->getNativeData()
1902                 );
1903         }
1904
1905         /**
1906          * @covers WikiPage::newFromID
1907          */
1908         public function testNewFromId_returnsNullOnNonExistingId() {
1909                 $this->assertNull( WikiPage::newFromID( 2147483647 ) );
1910         }
1911
1912         public function provideTestInsertProtectNullRevision() {
1913                 // phpcs:disable Generic.Files.LineLength
1914                 yield [
1915                         'goat-message-key',
1916                         [ 'edit' => 'sysop' ],
1917                         [ 'edit' => '20200101040404' ],
1918                         false,
1919                         'Goat Reason',
1920                         true,
1921                         '(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)))'
1922                 ];
1923                 yield [
1924                         'goat-key',
1925                         [ 'edit' => 'sysop', 'move' => 'something' ],
1926                         [ 'edit' => '20200101040404', 'move' => '20210101050505' ],
1927                         false,
1928                         'Goat Goat',
1929                         true,
1930                         '(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)))'
1931                 ];
1932                 // phpcs:enable
1933         }
1934
1935         /**
1936          * @dataProvider provideTestInsertProtectNullRevision
1937          * @covers WikiPage::insertProtectNullRevision
1938          * @covers WikiPage::protectDescription
1939          *
1940          * @param string $revCommentMsg
1941          * @param array $limit
1942          * @param array $expiry
1943          * @param bool $cascade
1944          * @param string $reason
1945          * @param bool|null $user true if the test sysop should be used, or null
1946          * @param string $expectedComment
1947          */
1948         public function testInsertProtectNullRevision(
1949                 $revCommentMsg,
1950                 array $limit,
1951                 array $expiry,
1952                 $cascade,
1953                 $reason,
1954                 $user,
1955                 $expectedComment
1956         ) {
1957                 $this->setContentLang( 'qqx' );
1958
1959                 $page = $this->createPage( __METHOD__, 'Goat' );
1960
1961                 $user = $user === null ? $user : $this->getTestSysop()->getUser();
1962
1963                 $result = $page->insertProtectNullRevision(
1964                         $revCommentMsg,
1965                         $limit,
1966                         $expiry,
1967                         $cascade,
1968                         $reason,
1969                         $user
1970                 );
1971
1972                 $this->assertTrue( $result instanceof Revision );
1973                 $this->assertSame( $expectedComment, $result->getComment( Revision::RAW ) );
1974         }
1975
1976         /**
1977          * @covers WikiPage::updateRevisionOn
1978          */
1979         public function testUpdateRevisionOn_existingPage() {
1980                 $user = $this->getTestSysop()->getUser();
1981                 $page = $this->createPage( __METHOD__, 'StartText' );
1982
1983                 $revision = new Revision(
1984                         [
1985                                 'id' => 9989,
1986                                 'page' => $page->getId(),
1987                                 'title' => $page->getTitle(),
1988                                 'comment' => __METHOD__,
1989                                 'minor_edit' => true,
1990                                 'text' => __METHOD__ . '-text',
1991                                 'len' => strlen( __METHOD__ . '-text' ),
1992                                 'user' => $user->getId(),
1993                                 'user_text' => $user->getName(),
1994                                 'timestamp' => '20170707040404',
1995                                 'content_model' => CONTENT_MODEL_WIKITEXT,
1996                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
1997                         ]
1998                 );
1999
2000                 $result = $page->updateRevisionOn( $this->db, $revision );
2001                 $this->assertTrue( $result );
2002                 $this->assertSame( 9989, $page->getLatest() );
2003                 $this->assertEquals( $revision, $page->getRevision() );
2004         }
2005
2006         /**
2007          * @covers WikiPage::updateRevisionOn
2008          */
2009         public function testUpdateRevisionOn_NonExistingPage() {
2010                 $user = $this->getTestSysop()->getUser();
2011                 $page = $this->createPage( __METHOD__, 'StartText' );
2012                 $page->doDeleteArticle( 'reason' );
2013
2014                 $revision = new Revision(
2015                         [
2016                                 'id' => 9989,
2017                                 'page' => $page->getId(),
2018                                 'title' => $page->getTitle(),
2019                                 'comment' => __METHOD__,
2020                                 'minor_edit' => true,
2021                                 'text' => __METHOD__ . '-text',
2022                                 'len' => strlen( __METHOD__ . '-text' ),
2023                                 'user' => $user->getId(),
2024                                 'user_text' => $user->getName(),
2025                                 'timestamp' => '20170707040404',
2026                                 'content_model' => CONTENT_MODEL_WIKITEXT,
2027                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
2028                         ]
2029                 );
2030
2031                 $result = $page->updateRevisionOn( $this->db, $revision );
2032                 $this->assertFalse( $result );
2033         }
2034
2035         /**
2036          * @covers WikiPage::updateIfNewerOn
2037          */
2038         public function testUpdateIfNewerOn_olderRevision() {
2039                 $user = $this->getTestSysop()->getUser();
2040                 $page = $this->createPage( __METHOD__, 'StartText' );
2041                 $initialRevision = $page->getRevision();
2042
2043                 $olderTimeStamp = wfTimestamp(
2044                         TS_MW,
2045                         wfTimestamp( TS_UNIX, $initialRevision->getTimestamp() ) - 1
2046                 );
2047
2048                 $olderRevison = new Revision(
2049                         [
2050                                 'id' => 9989,
2051                                 'page' => $page->getId(),
2052                                 'title' => $page->getTitle(),
2053                                 'comment' => __METHOD__,
2054                                 'minor_edit' => true,
2055                                 'text' => __METHOD__ . '-text',
2056                                 'len' => strlen( __METHOD__ . '-text' ),
2057                                 'user' => $user->getId(),
2058                                 'user_text' => $user->getName(),
2059                                 'timestamp' => $olderTimeStamp,
2060                                 'content_model' => CONTENT_MODEL_WIKITEXT,
2061                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
2062                         ]
2063                 );
2064
2065                 $result = $page->updateIfNewerOn( $this->db, $olderRevison );
2066                 $this->assertFalse( $result );
2067         }
2068
2069         /**
2070          * @covers WikiPage::updateIfNewerOn
2071          */
2072         public function testUpdateIfNewerOn_newerRevision() {
2073                 $user = $this->getTestSysop()->getUser();
2074                 $page = $this->createPage( __METHOD__, 'StartText' );
2075                 $initialRevision = $page->getRevision();
2076
2077                 $newerTimeStamp = wfTimestamp(
2078                         TS_MW,
2079                         wfTimestamp( TS_UNIX, $initialRevision->getTimestamp() ) + 1
2080                 );
2081
2082                 $newerRevision = new Revision(
2083                         [
2084                                 'id' => 9989,
2085                                 'page' => $page->getId(),
2086                                 'title' => $page->getTitle(),
2087                                 'comment' => __METHOD__,
2088                                 'minor_edit' => true,
2089                                 'text' => __METHOD__ . '-text',
2090                                 'len' => strlen( __METHOD__ . '-text' ),
2091                                 'user' => $user->getId(),
2092                                 'user_text' => $user->getName(),
2093                                 'timestamp' => $newerTimeStamp,
2094                                 'content_model' => CONTENT_MODEL_WIKITEXT,
2095                                 'content_format' => CONTENT_FORMAT_WIKITEXT,
2096                         ]
2097                 );
2098                 $result = $page->updateIfNewerOn( $this->db, $newerRevision );
2099                 $this->assertTrue( $result );
2100         }
2101
2102         /**
2103          * @covers WikiPage::insertOn
2104          */
2105         public function testInsertOn() {
2106                 $title = Title::newFromText( __METHOD__ );
2107                 $page = new WikiPage( $title );
2108
2109                 $startTimeStamp = wfTimestampNow();
2110                 $result = $page->insertOn( $this->db );
2111                 $endTimeStamp = wfTimestampNow();
2112
2113                 $this->assertInternalType( 'int', $result );
2114                 $this->assertTrue( $result > 0 );
2115
2116                 $condition = [ 'page_id' => $result ];
2117
2118                 // Check the default fields have been filled
2119                 $this->assertSelect(
2120                         'page',
2121                         [
2122                                 'page_namespace',
2123                                 'page_title',
2124                                 'page_restrictions',
2125                                 'page_is_redirect',
2126                                 'page_is_new',
2127                                 'page_latest',
2128                                 'page_len',
2129                         ],
2130                         $condition,
2131                         [ [
2132                                 '0',
2133                                 __METHOD__,
2134                                 '',
2135                                 '0',
2136                                 '1',
2137                                 '0',
2138                                 '0',
2139                         ] ]
2140                 );
2141
2142                 // Check the page_random field has been filled
2143                 $pageRandom = $this->db->selectField( 'page', 'page_random', $condition );
2144                 $this->assertTrue( (float)$pageRandom < 1 && (float)$pageRandom > 0 );
2145
2146                 // Assert the touched timestamp in the DB is roughly when we inserted the page
2147                 $pageTouched = $this->db->selectField( 'page', 'page_touched', $condition );
2148                 $this->assertTrue(
2149                         wfTimestamp( TS_UNIX, $startTimeStamp )
2150                         <= wfTimestamp( TS_UNIX, $pageTouched )
2151                 );
2152                 $this->assertTrue(
2153                         wfTimestamp( TS_UNIX, $endTimeStamp )
2154                         >= wfTimestamp( TS_UNIX, $pageTouched )
2155                 );
2156
2157                 // Try inserting the same page again and checking the result is false (no change)
2158                 $result = $page->insertOn( $this->db );
2159                 $this->assertFalse( $result );
2160         }
2161
2162         /**
2163          * @covers WikiPage::insertOn
2164          */
2165         public function testInsertOn_idSpecified() {
2166                 $title = Title::newFromText( __METHOD__ );
2167                 $page = new WikiPage( $title );
2168                 $id = 1478952189;
2169
2170                 $result = $page->insertOn( $this->db, $id );
2171
2172                 $this->assertSame( $id, $result );
2173
2174                 $condition = [ 'page_id' => $result ];
2175
2176                 // Check there is actually a row in the db
2177                 $this->assertSelect(
2178                         'page',
2179                         [ 'page_title' ],
2180                         $condition,
2181                         [ [ __METHOD__ ] ]
2182                 );
2183         }
2184
2185         public function provideTestDoUpdateRestrictions_setBasicRestrictions() {
2186                 // Note: Once the current dates passes the date in these tests they will fail.
2187                 yield 'move something' => [
2188                         true,
2189                         [ 'move' => 'something' ],
2190                         [],
2191                         [ 'edit' => [], 'move' => [ 'something' ] ],
2192                         [],
2193                 ];
2194                 yield 'move something, edit blank' => [
2195                         true,
2196                         [ 'move' => 'something', 'edit' => '' ],
2197                         [],
2198                         [ 'edit' => [], 'move' => [ 'something' ] ],
2199                         [],
2200                 ];
2201                 yield 'edit sysop, with expiry' => [
2202                         true,
2203                         [ 'edit' => 'sysop' ],
2204                         [ 'edit' => '21330101020202' ],
2205                         [ 'edit' => [ 'sysop' ], 'move' => [] ],
2206                         [ 'edit' => '21330101020202' ],
2207                 ];
2208                 yield 'move and edit, move with expiry' => [
2209                         true,
2210                         [ 'move' => 'something', 'edit' => 'another' ],
2211                         [ 'move' => '22220202010101' ],
2212                         [ 'edit' => [ 'another' ], 'move' => [ 'something' ] ],
2213                         [ 'move' => '22220202010101' ],
2214                 ];
2215                 yield 'move and edit, edit with infinity expiry' => [
2216                         true,
2217                         [ 'move' => 'something', 'edit' => 'another' ],
2218                         [ 'edit' => 'infinity' ],
2219                         [ 'edit' => [ 'another' ], 'move' => [ 'something' ] ],
2220                         [ 'edit' => 'infinity' ],
2221                 ];
2222                 yield 'non existing, create something' => [
2223                         false,
2224                         [ 'create' => 'something' ],
2225                         [],
2226                         [ 'create' => [ 'something' ] ],
2227                         [],
2228                 ];
2229                 yield 'non existing, create something with expiry' => [
2230                         false,
2231                         [ 'create' => 'something' ],
2232                         [ 'create' => '23451212112233' ],
2233                         [ 'create' => [ 'something' ] ],
2234                         [ 'create' => '23451212112233' ],
2235                 ];
2236         }
2237
2238         /**
2239          * @dataProvider provideTestDoUpdateRestrictions_setBasicRestrictions
2240          * @covers WikiPage::doUpdateRestrictions
2241          */
2242         public function testDoUpdateRestrictions_setBasicRestrictions(
2243                 $pageExists,
2244                 array $limit,
2245                 array $expiry,
2246                 array $expectedRestrictions,
2247                 array $expectedRestrictionExpiries
2248         ) {
2249                 if ( $pageExists ) {
2250                         $page = $this->createPage( __METHOD__, 'ABC' );
2251                 } else {
2252                         $page = new WikiPage( Title::newFromText( __METHOD__ . '-nonexist' ) );
2253                 }
2254                 $user = $this->getTestSysop()->getUser();
2255                 $cascade = false;
2256
2257                 $status = $page->doUpdateRestrictions( $limit, $expiry, $cascade, 'aReason', $user, [] );
2258
2259                 $logId = $status->getValue();
2260                 $allRestrictions = $page->getTitle()->getAllRestrictions();
2261
2262                 $this->assertTrue( $status->isGood() );
2263                 $this->assertInternalType( 'int', $logId );
2264                 $this->assertSame( $expectedRestrictions, $allRestrictions );
2265                 foreach ( $expectedRestrictionExpiries as $key => $value ) {
2266                         $this->assertSame( $value, $page->getTitle()->getRestrictionExpiry( $key ) );
2267                 }
2268
2269                 // Make sure the log entry looks good
2270                 // log_params is not checked here
2271                 $actorQuery = ActorMigration::newMigration()->getJoin( 'log_user' );
2272                 $commentQuery = MediaWikiServices::getInstance()->getCommentStore()->getJoin( 'log_comment' );
2273                 $this->assertSelect(
2274                         [ 'logging' ] + $actorQuery['tables'] + $commentQuery['tables'],
2275                         [
2276                                 'log_comment' => $commentQuery['fields']['log_comment_text'],
2277                                 'log_user' => $actorQuery['fields']['log_user'],
2278                                 'log_user_text' => $actorQuery['fields']['log_user_text'],
2279                                 'log_namespace',
2280                                 'log_title',
2281                         ],
2282                         [ 'log_id' => $logId ],
2283                         [ [
2284                                 'aReason',
2285                                 (string)$user->getId(),
2286                                 $user->getName(),
2287                                 (string)$page->getTitle()->getNamespace(),
2288                                 $page->getTitle()->getDBkey(),
2289                         ] ],
2290                         [],
2291                         $actorQuery['joins'] + $commentQuery['joins']
2292                 );
2293         }
2294
2295         /**
2296          * @covers WikiPage::doUpdateRestrictions
2297          */
2298         public function testDoUpdateRestrictions_failsOnReadOnly() {
2299                 $page = $this->createPage( __METHOD__, 'ABC' );
2300                 $user = $this->getTestSysop()->getUser();
2301                 $cascade = false;
2302
2303                 // Set read only
2304                 $readOnly = $this->getMockBuilder( ReadOnlyMode::class )
2305                         ->disableOriginalConstructor()
2306                         ->setMethods( [ 'isReadOnly', 'getReason' ] )
2307                         ->getMock();
2308                 $readOnly->expects( $this->once() )
2309                         ->method( 'isReadOnly' )
2310                         ->will( $this->returnValue( true ) );
2311                 $readOnly->expects( $this->once() )
2312                         ->method( 'getReason' )
2313                         ->will( $this->returnValue( 'Some Read Only Reason' ) );
2314                 $this->setService( 'ReadOnlyMode', $readOnly );
2315
2316                 $status = $page->doUpdateRestrictions( [], [], $cascade, 'aReason', $user, [] );
2317                 $this->assertFalse( $status->isOK() );
2318                 $this->assertSame( 'readonlytext', $status->getMessage()->getKey() );
2319         }
2320
2321         /**
2322          * @covers WikiPage::doUpdateRestrictions
2323          */
2324         public function testDoUpdateRestrictions_returnsGoodIfNothingChanged() {
2325                 $page = $this->createPage( __METHOD__, 'ABC' );
2326                 $user = $this->getTestSysop()->getUser();
2327                 $cascade = false;
2328                 $limit = [ 'edit' => 'sysop' ];
2329
2330                 $status = $page->doUpdateRestrictions(
2331                         $limit,
2332                         [],
2333                         $cascade,
2334                         'aReason',
2335                         $user,
2336                         []
2337                 );
2338
2339                 // The first entry should have a logId as it did something
2340                 $this->assertTrue( $status->isGood() );
2341                 $this->assertInternalType( 'int', $status->getValue() );
2342
2343                 $status = $page->doUpdateRestrictions(
2344                         $limit,
2345                         [],
2346                         $cascade,
2347                         'aReason',
2348                         $user,
2349                         []
2350                 );
2351
2352                 // The second entry should not have a logId as nothing changed
2353                 $this->assertTrue( $status->isGood() );
2354                 $this->assertNull( $status->getValue() );
2355         }
2356
2357         /**
2358          * @covers WikiPage::doUpdateRestrictions
2359          */
2360         public function testDoUpdateRestrictions_logEntryTypeAndAction() {
2361                 $page = $this->createPage( __METHOD__, 'ABC' );
2362                 $user = $this->getTestSysop()->getUser();
2363                 $cascade = false;
2364
2365                 // Protect the page
2366                 $status = $page->doUpdateRestrictions(
2367                         [ 'edit' => 'sysop' ],
2368                         [],
2369                         $cascade,
2370                         'aReason',
2371                         $user,
2372                         []
2373                 );
2374                 $this->assertTrue( $status->isGood() );
2375                 $this->assertInternalType( 'int', $status->getValue() );
2376                 $this->assertSelect(
2377                         'logging',
2378                         [ 'log_type', 'log_action' ],
2379                         [ 'log_id' => $status->getValue() ],
2380                         [ [ 'protect', 'protect' ] ]
2381                 );
2382
2383                 // Modify the protection
2384                 $status = $page->doUpdateRestrictions(
2385                         [ 'edit' => 'somethingElse' ],
2386                         [],
2387                         $cascade,
2388                         'aReason',
2389                         $user,
2390                         []
2391                 );
2392                 $this->assertTrue( $status->isGood() );
2393                 $this->assertInternalType( 'int', $status->getValue() );
2394                 $this->assertSelect(
2395                         'logging',
2396                         [ 'log_type', 'log_action' ],
2397                         [ 'log_id' => $status->getValue() ],
2398                         [ [ 'protect', 'modify' ] ]
2399                 );
2400
2401                 // Remove the protection
2402                 $status = $page->doUpdateRestrictions(
2403                         [],
2404                         [],
2405                         $cascade,
2406                         'aReason',
2407                         $user,
2408                         []
2409                 );
2410                 $this->assertTrue( $status->isGood() );
2411                 $this->assertInternalType( 'int', $status->getValue() );
2412                 $this->assertSelect(
2413                         'logging',
2414                         [ 'log_type', 'log_action' ],
2415                         [ 'log_id' => $status->getValue() ],
2416                         [ [ 'protect', 'unprotect' ] ]
2417                 );
2418         }
2419
2420         /**
2421          * @covers WikiPage::newPageUpdater
2422          * @covers WikiPage::getDerivedDataUpdater
2423          */
2424         public function testNewPageUpdater() {
2425                 $user = $this->getTestUser()->getUser();
2426                 $page = $this->newPage( __METHOD__, __METHOD__ );
2427
2428                 /** @var Content $content */
2429                 $content = $this->getMockBuilder( WikitextContent::class )
2430                         ->setConstructorArgs( [ 'Hello World' ] )
2431                         ->setMethods( [ 'getParserOutput' ] )
2432                         ->getMock();
2433                 $content->expects( $this->once() )
2434                         ->method( 'getParserOutput' )
2435                         ->willReturn( new ParserOutput( 'HTML' ) );
2436
2437                 $preparedEditBefore = $page->prepareContentForEdit( $content, null, $user );
2438
2439                 // provide context, so the cache can be kept in place
2440                 $slotsUpdate = new revisionSlotsUpdate();
2441                 $slotsUpdate->modifyContent( SlotRecord::MAIN, $content );
2442
2443                 $updater = $page->newPageUpdater( $user, $slotsUpdate );
2444                 $updater->setContent( SlotRecord::MAIN, $content );
2445                 $revision = $updater->saveRevision(
2446                         CommentStoreComment::newUnsavedComment( 'test' ),
2447                         EDIT_NEW
2448                 );
2449
2450                 $preparedEditAfter = $page->prepareContentForEdit( $content, $revision, $user );
2451
2452                 $this->assertSame( $revision->getId(), $page->getLatest() );
2453
2454                 // Parsed output must remain cached throughout.
2455                 $this->assertSame( $preparedEditBefore->output, $preparedEditAfter->output );
2456         }
2457
2458         /**
2459          * @covers WikiPage::newPageUpdater
2460          * @covers WikiPage::getDerivedDataUpdater
2461          */
2462         public function testGetDerivedDataUpdater() {
2463                 $admin = $this->getTestSysop()->getUser();
2464
2465                 /** @var object $page */
2466                 $page = $this->createPage( __METHOD__, __METHOD__ );
2467                 $page = TestingAccessWrapper::newFromObject( $page );
2468
2469                 $revision = $page->getRevision()->getRevisionRecord();
2470                 $user = $revision->getUser();
2471
2472                 $slotsUpdate = new RevisionSlotsUpdate();
2473                 $slotsUpdate->modifyContent( SlotRecord::MAIN, new WikitextContent( 'Hello World' ) );
2474
2475                 // get a virgin updater
2476                 $updater1 = $page->getDerivedDataUpdater( $user );
2477                 $this->assertFalse( $updater1->isUpdatePrepared() );
2478
2479                 $updater1->prepareUpdate( $revision );
2480
2481                 // Re-use updater with same revision or content, even if base changed
2482                 $this->assertSame( $updater1, $page->getDerivedDataUpdater( $user, $revision ) );
2483
2484                 $slotsUpdate = RevisionSlotsUpdate::newFromContent(
2485                         [ SlotRecord::MAIN => $revision->getContent( SlotRecord::MAIN ) ]
2486                 );
2487                 $this->assertSame( $updater1, $page->getDerivedDataUpdater( $user, null, $slotsUpdate ) );
2488
2489                 // Don't re-use for edit if base revision ID changed
2490                 $this->assertNotSame(
2491                         $updater1,
2492                         $page->getDerivedDataUpdater( $user, null, $slotsUpdate, true )
2493                 );
2494
2495                 // Don't re-use with different user
2496                 $updater2a = $page->getDerivedDataUpdater( $admin, null, $slotsUpdate );
2497                 $updater2a->prepareContent( $admin, $slotsUpdate, false );
2498
2499                 $updater2b = $page->getDerivedDataUpdater( $user, null, $slotsUpdate );
2500                 $updater2b->prepareContent( $user, $slotsUpdate, false );
2501                 $this->assertNotSame( $updater2a, $updater2b );
2502
2503                 // Don't re-use with different content
2504                 $updater3 = $page->getDerivedDataUpdater( $admin, null, $slotsUpdate );
2505                 $updater3->prepareUpdate( $revision );
2506                 $this->assertNotSame( $updater2b, $updater3 );
2507
2508                 // Don't re-use if no context given
2509                 $updater4 = $page->getDerivedDataUpdater( $admin );
2510                 $updater4->prepareUpdate( $revision );
2511                 $this->assertNotSame( $updater3, $updater4 );
2512
2513                 // Don't re-use if AGAIN no context given
2514                 $updater5 = $page->getDerivedDataUpdater( $admin );
2515                 $this->assertNotSame( $updater4, $updater5 );
2516
2517                 // Don't re-use cached "virgin" unprepared updater
2518                 $updater6 = $page->getDerivedDataUpdater( $admin, $revision );
2519                 $this->assertNotSame( $updater5, $updater6 );
2520         }
2521
2522         protected function assertPreparedEditEquals(
2523                 PreparedEdit $edit, PreparedEdit $edit2, $message = ''
2524         ) {
2525                 // suppress differences caused by a clock tick between generating the two PreparedEdits
2526                 if ( abs( $edit->timestamp - $edit2->timestamp ) < 3 ) {
2527                         $edit2 = clone $edit2;
2528                         $edit2->timestamp = $edit->timestamp;
2529                 }
2530                 $this->assertEquals( $edit, $edit2, $message );
2531         }
2532
2533         protected function assertPreparedEditNotEquals(
2534                 PreparedEdit $edit, PreparedEdit $edit2, $message = ''
2535         ) {
2536                 if ( abs( $edit->timestamp - $edit2->timestamp ) < 3 ) {
2537                         $edit2 = clone $edit2;
2538                         $edit2->timestamp = $edit->timestamp;
2539                 }
2540                 $this->assertNotEquals( $edit, $edit2, $message );
2541         }
2542
2543 }