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Diffstat (limited to 'tests/phpunit/includes/RevisionStorageTest.php')
| -rw-r--r-- | tests/phpunit/includes/RevisionStorageTest.php | 546 |
1 files changed, 546 insertions, 0 deletions
diff --git a/tests/phpunit/includes/RevisionStorageTest.php b/tests/phpunit/includes/RevisionStorageTest.php new file mode 100644 index 00000000..e8d8db0a --- /dev/null +++ b/tests/phpunit/includes/RevisionStorageTest.php @@ -0,0 +1,546 @@ +<?php + +/** + * Test class for Revision storage. + * + * @group ContentHandler + * @group Database + * ^--- important, causes temporary tables to be used instead of the real database + * + * @group medium + * ^--- important, causes tests not to fail with timeout + */ +class RevisionStorageTest extends MediaWikiTestCase { + + /** + * @var WikiPage $the_page + */ + var $the_page; + + function __construct( $name = null, array $data = array(), $dataName = '' ) { + parent::__construct( $name, $data, $dataName ); + + $this->tablesUsed = array_merge( $this->tablesUsed, + array( 'page', + 'revision', + 'text', + + 'recentchanges', + 'logging', + + 'page_props', + 'pagelinks', + 'categorylinks', + 'langlinks', + 'externallinks', + 'imagelinks', + 'templatelinks', + 'iwlinks' ) ); + } + + public function setUp() { + global $wgExtraNamespaces, $wgNamespaceContentModels, $wgContentHandlers, $wgContLang; + + parent::setUp(); + + $wgExtraNamespaces[12312] = 'Dummy'; + $wgExtraNamespaces[12313] = 'Dummy_talk'; + + $wgNamespaceContentModels[12312] = 'DUMMY'; + $wgContentHandlers['DUMMY'] = 'DummyContentHandlerForTesting'; + + MWNamespace::getCanonicalNamespaces( true ); # reset namespace cache + $wgContLang->resetNamespaces(); # reset namespace cache + if ( !$this->the_page ) { + $this->the_page = $this->createPage( 'RevisionStorageTest_the_page', "just a dummy page", CONTENT_MODEL_WIKITEXT ); + } + } + + public function tearDown() { + global $wgExtraNamespaces, $wgNamespaceContentModels, $wgContentHandlers, $wgContLang; + + parent::tearDown(); + + unset( $wgExtraNamespaces[12312] ); + unset( $wgExtraNamespaces[12313] ); + + unset( $wgNamespaceContentModels[12312] ); + unset( $wgContentHandlers['DUMMY'] ); + + MWNamespace::getCanonicalNamespaces( true ); # reset namespace cache + $wgContLang->resetNamespaces(); # reset namespace cache + } + + protected function makeRevision( $props = null ) { + if ( $props === null ) { + $props = array(); + } + + if ( !isset( $props['content'] ) && !isset( $props['text'] ) ) { + $props['text'] = 'Lorem Ipsum'; + } + + if ( !isset( $props['comment'] ) ) { + $props['comment'] = 'just a test'; + } + + if ( !isset( $props['page'] ) ) { + $props['page'] = $this->the_page->getId(); + } + + $rev = new Revision( $props ); + + $dbw = wfgetDB( DB_MASTER ); + $rev->insertOn( $dbw ); + + return $rev; + } + + protected function createPage( $page, $text, $model = null ) { + if ( is_string( $page ) ) { + if ( !preg_match( '/:/', $page ) && + ( $model === null || $model === CONTENT_MODEL_WIKITEXT ) + ) { + $ns = $this->getDefaultWikitextNS(); + $page = MWNamespace::getCanonicalName( $ns ) . ':' . $page; + } + + $page = Title::newFromText( $page ); + } + + if ( $page instanceof Title ) { + $page = new WikiPage( $page ); + } + + if ( $page->exists() ) { + $page->doDeleteArticle( "done" ); + } + + $content = ContentHandler::makeContent( $text, $page->getTitle(), $model ); + $page->doEditContent( $content, "testing", EDIT_NEW ); + + return $page; + } + + protected function assertRevEquals( Revision $orig, Revision $rev = null ) { + $this->assertNotNull( $rev, 'missing revision' ); + + $this->assertEquals( $orig->getId(), $rev->getId() ); + $this->assertEquals( $orig->getPage(), $rev->getPage() ); + $this->assertEquals( $orig->getTimestamp(), $rev->getTimestamp() ); + $this->assertEquals( $orig->getUser(), $rev->getUser() ); + $this->assertEquals( $orig->getContentModel(), $rev->getContentModel() ); + $this->assertEquals( $orig->getContentFormat(), $rev->getContentFormat() ); + $this->assertEquals( $orig->getSha1(), $rev->getSha1() ); + } + + /** + * @covers Revision::__construct + */ + public function testConstructFromRow() { + $orig = $this->makeRevision(); + + $dbr = wfgetDB( DB_SLAVE ); + $res = $dbr->select( 'revision', '*', array( 'rev_id' => $orig->getId() ) ); + $this->assertTrue( is_object( $res ), 'query failed' ); + + $row = $res->fetchObject(); + $res->free(); + + $rev = new Revision( $row ); + + $this->assertRevEquals( $orig, $rev ); + } + + /** + * @covers Revision::newFromRow + */ + public function testNewFromRow() { + $orig = $this->makeRevision(); + + $dbr = wfgetDB( DB_SLAVE ); + $res = $dbr->select( 'revision', '*', array( 'rev_id' => $orig->getId() ) ); + $this->assertTrue( is_object( $res ), 'query failed' ); + + $row = $res->fetchObject(); + $res->free(); + + $rev = Revision::newFromRow( $row ); + + $this->assertRevEquals( $orig, $rev ); + } + + + /** + * @covers Revision::newFromArchiveRow + */ + public function testNewFromArchiveRow() { + $page = $this->createPage( 'RevisionStorageTest_testNewFromArchiveRow', 'Lorem Ipsum', CONTENT_MODEL_WIKITEXT ); + $orig = $page->getRevision(); + $page->doDeleteArticle( 'test Revision::newFromArchiveRow' ); + + $dbr = wfgetDB( DB_SLAVE ); + $res = $dbr->select( 'archive', '*', array( 'ar_rev_id' => $orig->getId() ) ); + $this->assertTrue( is_object( $res ), 'query failed' ); + + $row = $res->fetchObject(); + $res->free(); + + $rev = Revision::newFromArchiveRow( $row ); + + $this->assertRevEquals( $orig, $rev ); + } + + /** + * @covers Revision::newFromId + */ + public function testNewFromId() { + $orig = $this->makeRevision(); + + $rev = Revision::newFromId( $orig->getId() ); + + $this->assertRevEquals( $orig, $rev ); + } + + /** + * @covers Revision::fetchRevision + */ + public function testFetchRevision() { + $page = $this->createPage( 'RevisionStorageTest_testFetchRevision', 'one', CONTENT_MODEL_WIKITEXT ); + $id1 = $page->getRevision()->getId(); + + $page->doEditContent( new WikitextContent( 'two' ), 'second rev' ); + $id2 = $page->getRevision()->getId(); + + $res = Revision::fetchRevision( $page->getTitle() ); + + #note: order is unspecified + $rows = array(); + while ( ( $row = $res->fetchObject() ) ) { + $rows[$row->rev_id] = $row; + } + + $row = $res->fetchObject(); + $this->assertEquals( 1, count( $rows ), 'expected exactly one revision' ); + $this->assertArrayHasKey( $id2, $rows, 'missing revision with id ' . $id2 ); + } + + /** + * @covers Revision::selectFields + */ + public function testSelectFields() { + global $wgContentHandlerUseDB; + + $fields = Revision::selectFields(); + + $this->assertTrue( in_array( 'rev_id', $fields ), 'missing rev_id in list of fields' ); + $this->assertTrue( in_array( 'rev_page', $fields ), 'missing rev_page in list of fields' ); + $this->assertTrue( in_array( 'rev_timestamp', $fields ), 'missing rev_timestamp in list of fields' ); + $this->assertTrue( in_array( 'rev_user', $fields ), 'missing rev_user in list of fields' ); + + if ( $wgContentHandlerUseDB ) { + $this->assertTrue( in_array( 'rev_content_model', $fields ), + 'missing rev_content_model in list of fields' ); + $this->assertTrue( in_array( 'rev_content_format', $fields ), + 'missing rev_content_format in list of fields' ); + } + } + + /** + * @covers Revision::getPage + */ + public function testGetPage() { + $page = $this->the_page; + + $orig = $this->makeRevision( array( 'page' => $page->getId() ) ); + $rev = Revision::newFromId( $orig->getId() ); + + $this->assertEquals( $page->getId(), $rev->getPage() ); + } + + /** + * @covers Revision::getText + */ + public function testGetText() { + $this->hideDeprecated( 'Revision::getText' ); + + $orig = $this->makeRevision( array( 'text' => 'hello hello.' ) ); + $rev = Revision::newFromId( $orig->getId() ); + + $this->assertEquals( 'hello hello.', $rev->getText() ); + } + + /** + * @covers Revision::getContent + */ + public function testGetContent_failure() { + $rev = new Revision( array( + 'page' => $this->the_page->getId(), + 'content_model' => $this->the_page->getContentModel(), + 'text_id' => 123456789, // not in the test DB + ) ); + + $this->assertNull( $rev->getContent(), + "getContent() should return null if the revision's text blob could not be loaded." ); + + //NOTE: check this twice, once for lazy initialization, and once with the cached value. + $this->assertNull( $rev->getContent(), + "getContent() should return null if the revision's text blob could not be loaded." ); + } + + /** + * @covers Revision::getContent + */ + public function testGetContent() { + $orig = $this->makeRevision( array( 'text' => 'hello hello.' ) ); + $rev = Revision::newFromId( $orig->getId() ); + + $this->assertEquals( 'hello hello.', $rev->getContent()->getNativeData() ); + } + + /** + * @covers Revision::revText + */ + public function testRevText() { + $this->hideDeprecated( 'Revision::revText' ); + $orig = $this->makeRevision( array( 'text' => 'hello hello rev.' ) ); + $rev = Revision::newFromId( $orig->getId() ); + + $this->assertEquals( 'hello hello rev.', $rev->revText() ); + } + + /** + * @covers Revision::getRawText + */ + public function testGetRawText() { + $this->hideDeprecated( 'Revision::getRawText' ); + + $orig = $this->makeRevision( array( 'text' => 'hello hello raw.' ) ); + $rev = Revision::newFromId( $orig->getId() ); + + $this->assertEquals( 'hello hello raw.', $rev->getRawText() ); + } + + /** + * @covers Revision::getContentModel + */ + public function testGetContentModel() { + global $wgContentHandlerUseDB; + + if ( !$wgContentHandlerUseDB ) { + $this->markTestSkipped( '$wgContentHandlerUseDB is disabled' ); + } + + $orig = $this->makeRevision( array( 'text' => 'hello hello.', + 'content_model' => CONTENT_MODEL_JAVASCRIPT ) ); + $rev = Revision::newFromId( $orig->getId() ); + + $this->assertEquals( CONTENT_MODEL_JAVASCRIPT, $rev->getContentModel() ); + } + + /** + * @covers Revision::getContentFormat + */ + public function testGetContentFormat() { + global $wgContentHandlerUseDB; + + if ( !$wgContentHandlerUseDB ) { + $this->markTestSkipped( '$wgContentHandlerUseDB is disabled' ); + } + + $orig = $this->makeRevision( array( + 'text' => 'hello hello.', + 'content_model' => CONTENT_MODEL_JAVASCRIPT, + 'content_format' => CONTENT_FORMAT_JAVASCRIPT + ) ); + $rev = Revision::newFromId( $orig->getId() ); + + $this->assertEquals( CONTENT_FORMAT_JAVASCRIPT, $rev->getContentFormat() ); + } + + /** + * @covers Revision::isCurrent + */ + public function testIsCurrent() { + $page = $this->createPage( 'RevisionStorageTest_testIsCurrent', 'Lorem Ipsum', CONTENT_MODEL_WIKITEXT ); + $rev1 = $page->getRevision(); + + # @todo: find out if this should be true + # $this->assertTrue( $rev1->isCurrent() ); + + $rev1x = Revision::newFromId( $rev1->getId() ); + $this->assertTrue( $rev1x->isCurrent() ); + + $page->doEditContent( ContentHandler::makeContent( 'Bla bla', $page->getTitle(), CONTENT_MODEL_WIKITEXT ), 'second rev' ); + $rev2 = $page->getRevision(); + + # @todo: find out if this should be true + # $this->assertTrue( $rev2->isCurrent() ); + + $rev1x = Revision::newFromId( $rev1->getId() ); + $this->assertFalse( $rev1x->isCurrent() ); + + $rev2x = Revision::newFromId( $rev2->getId() ); + $this->assertTrue( $rev2x->isCurrent() ); + } + + /** + * @covers Revision::getPrevious + */ + public function testGetPrevious() { + $page = $this->createPage( 'RevisionStorageTest_testGetPrevious', 'Lorem Ipsum testGetPrevious', CONTENT_MODEL_WIKITEXT ); + $rev1 = $page->getRevision(); + + $this->assertNull( $rev1->getPrevious() ); + + $page->doEditContent( ContentHandler::makeContent( 'Bla bla', $page->getTitle(), CONTENT_MODEL_WIKITEXT ), + 'second rev testGetPrevious' ); + $rev2 = $page->getRevision(); + + $this->assertNotNull( $rev2->getPrevious() ); + $this->assertEquals( $rev1->getId(), $rev2->getPrevious()->getId() ); + } + + /** + * @covers Revision::getNext + */ + public function testGetNext() { + $page = $this->createPage( 'RevisionStorageTest_testGetNext', 'Lorem Ipsum testGetNext', CONTENT_MODEL_WIKITEXT ); + $rev1 = $page->getRevision(); + + $this->assertNull( $rev1->getNext() ); + + $page->doEditContent( ContentHandler::makeContent( 'Bla bla', $page->getTitle(), CONTENT_MODEL_WIKITEXT ), + 'second rev testGetNext' ); + $rev2 = $page->getRevision(); + + $this->assertNotNull( $rev1->getNext() ); + $this->assertEquals( $rev2->getId(), $rev1->getNext()->getId() ); + } + + /** + * @covers Revision::newNullRevision + */ + public function testNewNullRevision() { + $page = $this->createPage( 'RevisionStorageTest_testNewNullRevision', 'some testing text', CONTENT_MODEL_WIKITEXT ); + $orig = $page->getRevision(); + + $dbw = wfGetDB( DB_MASTER ); + $rev = Revision::newNullRevision( $dbw, $page->getId(), 'a null revision', false ); + + $this->assertNotEquals( $orig->getId(), $rev->getId(), + 'new null revision shold have a different id from the original revision' ); + $this->assertEquals( $orig->getTextId(), $rev->getTextId(), + 'new null revision shold have the same text id as the original revision' ); + $this->assertEquals( 'some testing text', $rev->getContent()->getNativeData() ); + } + + public static function provideUserWasLastToEdit() { + return array( + array( #0 + 3, true, # actually the last edit + ), + array( #1 + 2, true, # not the current edit, but still by this user + ), + array( #2 + 1, false, # edit by another user + ), + array( #3 + 0, false, # first edit, by this user, but another user edited in the mean time + ), + ); + } + + /** + * @dataProvider provideUserWasLastToEdit + */ + public function testUserWasLastToEdit( $sinceIdx, $expectedLast ) { + $userA = \User::newFromName( "RevisionStorageTest_userA" ); + $userB = \User::newFromName( "RevisionStorageTest_userB" ); + + if ( $userA->getId() === 0 ) { + $userA = \User::createNew( $userA->getName() ); + } + + if ( $userB->getId() === 0 ) { + $userB = \User::createNew( $userB->getName() ); + } + + $ns = $this->getDefaultWikitextNS(); + + $dbw = wfGetDB( DB_MASTER ); + $revisions = array(); + + // create revisions ----------------------------- + $page = WikiPage::factory( Title::newFromText( + 'RevisionStorageTest_testUserWasLastToEdit', $ns ) ); + + # zero + $revisions[0] = new Revision( array( + 'page' => $page->getId(), + 'title' => $page->getTitle(), // we need the title to determine the page's default content model + 'timestamp' => '20120101000000', + 'user' => $userA->getId(), + 'text' => 'zero', + 'content_model' => CONTENT_MODEL_WIKITEXT, + 'summary' => 'edit zero' + ) ); + $revisions[0]->insertOn( $dbw ); + + # one + $revisions[1] = new Revision( array( + 'page' => $page->getId(), + 'title' => $page->getTitle(), // still need the title, because $page->getId() is 0 (there's no entry in the page table) + 'timestamp' => '20120101000100', + 'user' => $userA->getId(), + 'text' => 'one', + 'content_model' => CONTENT_MODEL_WIKITEXT, + 'summary' => 'edit one' + ) ); + $revisions[1]->insertOn( $dbw ); + + # two + $revisions[2] = new Revision( array( + 'page' => $page->getId(), + 'title' => $page->getTitle(), + 'timestamp' => '20120101000200', + 'user' => $userB->getId(), + 'text' => 'two', + 'content_model' => CONTENT_MODEL_WIKITEXT, + 'summary' => 'edit two' + ) ); + $revisions[2]->insertOn( $dbw ); + + # three + $revisions[3] = new Revision( array( + 'page' => $page->getId(), + 'title' => $page->getTitle(), + 'timestamp' => '20120101000300', + 'user' => $userA->getId(), + 'text' => 'three', + 'content_model' => CONTENT_MODEL_WIKITEXT, + 'summary' => 'edit three' + ) ); + $revisions[3]->insertOn( $dbw ); + + # four + $revisions[4] = new Revision( array( + 'page' => $page->getId(), + 'title' => $page->getTitle(), + 'timestamp' => '20120101000200', + 'user' => $userA->getId(), + 'text' => 'zero', + 'content_model' => CONTENT_MODEL_WIKITEXT, + 'summary' => 'edit four' + ) ); + $revisions[4]->insertOn( $dbw ); + + // test it --------------------------------- + $since = $revisions[$sinceIdx]->getTimestamp(); + + $wasLast = Revision::userWasLastToEdit( $dbw, $page->getId(), $userA->getId(), $since ); + + $this->assertEquals( $expectedLast, $wasLast ); + } +} |