tests/phpunit/includes/page/WikiPageDbTestBase.php

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