McrWriteBothRevisionStoreDbTest.php

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<?php
namespace MediaWiki\Tests\Revision;
 
use InvalidArgumentException;
use MediaWiki\MediaWikiServices;
use MediaWiki\Revision\RevisionRecord;
use MediaWiki\Revision\SlotRecord;
use Revision;
use WikitextContent;
 
class McrWriteBothRevisionStoreDbTest extends RevisionStoreDbTestBase {
 
    use McrWriteBothSchemaOverride;
 
    protected function revisionToRow( Revision $rev, $options = [ 'page', 'user', 'comment' ] ) {
        $row = parent::revisionToRow( $rev, $options );
 
        $row->rev_text_id = (string)$rev->getTextId();
        $row->rev_content_format = (string)$rev->getContentFormat();
        $row->rev_content_model = (string)$rev->getContentModel();
 
        return $row;
    }
 
    protected function assertRevisionExistsInDatabase( RevisionRecord $rev ) {
        // New schema is being written
        $this->assertSelect(
            'slots',
            [ 'count(*)' ],
            [ 'slot_revision_id' => $rev->getId() ],
            [ [ '1' ] ]
        );
 
        $this->assertSelect(
            'content',
            [ 'count(*)' ],
            [ 'content_address' => $rev->getSlot( 'main' )->getAddress() ],
            [ [ '1' ] ]
        );
 
        // Legacy schema is still being written
        $this->assertSelect(
            [ 'revision', 'text' ],
            [ 'count(*)' ],
            [ 'rev_id' => $rev->getId(), 'rev_text_id > 0' ],
            [ [ 1 ] ],
            [],
            [ 'text' => [ 'JOIN', [ 'rev_text_id = old_id' ] ] ]
        );
 
        parent::assertRevisionExistsInDatabase( $rev );
    }
 
    protected function assertSameSlotContent( SlotRecord $a, SlotRecord $b ) {
        parent::assertSameSlotContent( $a, $b );
 
        // Assert that the same content ID has been used
        if ( $a->hasContentId() && $b->hasContentId() ) {
            $this->assertSame( $a->getContentId(), $b->getContentId() );
        }
    }
 
    public function provideInsertRevisionOn_failures() {
        foreach ( parent::provideInsertRevisionOn_failures() as $case ) {
            yield $case;
        }
 
        yield 'slot that is not main slot' => [
            [
                'content' => [
                    'main' => new WikitextContent( 'Chicken' ),
                    'lalala' => new WikitextContent( 'Duck' ),
                ],
                'comment' => $this->getRandomCommentStoreComment(),
                'timestamp' => '20171117010101',
                'user' => true,
            ],
            new InvalidArgumentException( 'Only the main slot is supported' )
        ];
    }
 
    public function provideNewMutableRevisionFromArray() {
        foreach ( parent::provideNewMutableRevisionFromArray() as $case ) {
            yield $case;
        }
 
        yield 'Basic array, with page & id' => [
            [
                'id' => 2,
                'page' => 1,
                'text_id' => 2,
                'timestamp' => '20171017114835',
                'user_text' => '111.0.1.2',
                'user' => 0,
                'minor_edit' => false,
                'deleted' => 0,
                'len' => 46,
                'parent_id' => 1,
                'sha1' => 'rdqbbzs3pkhihgbs8qf2q9jsvheag5z',
                'comment' => 'Goat Comment!',
                'content_format' => 'text/x-wiki',
                'content_model' => 'wikitext',
            ]
        ];
    }
 
    public function testInsertRevisionFromArchiveRow_unmigratedArchiveRow() {
        // The main purpose of this test is to assert that after reading an archive
        // row using the old schema it can be inserted into the revision table,
        // and a slot row is created based on slot emulated from the old-style archive row,
        // when none such slot row exists yet.
 
        $title = $this->getTestPage()->getTitle();
 
        $this->db->insert(
            'text',
            [ 'old_text' => 'Just a test', 'old_flags' => 'utf-8' ],
            __METHOD__
        );
 
        $textId = $this->db->insertId();
 
        $row = (object)[
            'ar_minor_edit' => '0',
            'ar_user' => '0',
            'ar_user_text' => '127.0.0.1',
            'ar_actor' => null,
            'ar_len' => '11',
            'ar_deleted' => '0',
            'ar_rev_id' => 112277,
            'ar_timestamp' => $this->db->timestamp( '20180101000000' ),
            'ar_sha1' => 'deadbeef',
            'ar_page_id' => $title->getArticleID(),
            'ar_comment_text' => 'just a test',
            'ar_comment_data' => null,
            'ar_comment_cid' => null,
            'ar_content_format' => null,
            'ar_content_model' => null,
            'ts_tags' => null,
            'ar_id' => 17,
            'ar_namespace' => $title->getNamespace(),
            'ar_title' => $title->getDBkey(),
            'ar_text_id' => $textId,
            'ar_parent_id' => 112211,
        ];
 
        $store = MediaWikiServices::getInstance()->getRevisionStore();
        $rev = $store->newRevisionFromArchiveRow( $row );
 
        // re-insert archived revision
        $return = $store->insertRevisionOn( $rev, $this->db );
 
        // is the new revision correct?
        $this->assertRevisionCompleteness( $return );
        $this->assertRevisionRecordsEqual( $rev, $return );
 
        // can we load it from the store?
        $loaded = $store->getRevisionById( $return->getId() );
        $this->assertNotNull( $loaded );
        $this->assertRevisionCompleteness( $loaded );
        $this->assertRevisionRecordsEqual( $return, $loaded );
 
        // can we find it directly in the database?
        $this->assertRevisionExistsInDatabase( $return );
    }
 
}