CdnCacheUpdateTest.php

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<?php
 
use Wikimedia\TestingAccessWrapper;
 
class CdnCacheUpdateTest extends MediaWikiTestCase {
 
    public function testPurgeMergeWeb() {
        $this->setMwGlobals( 'wgCommandLineMode', false );
 
        $urls1 = [];
        $title = Title::newMainPage();
        $urls1[] = $title->getCanonicalURL( '?x=1' );
        $urls1[] = $title->getCanonicalURL( '?x=2' );
        $urls1[] = $title->getCanonicalURL( '?x=3' );
        $update1 = $this->newCdnCacheUpdate( $urls1 );
        DeferredUpdates::addUpdate( $update1 );
 
        $urls2 = [];
        $urls2[] = $title->getCanonicalURL( '?x=2' );
        $urls2[] = $title->getCanonicalURL( '?x=3' );
        $urls2[] = $title->getCanonicalURL( '?x=4' );
        $update2 = $this->newCdnCacheUpdate( $urls2 );
        DeferredUpdates::addUpdate( $update2 );
 
        $wrapper = TestingAccessWrapper::newFromObject( $update1 );
        $this->assertEquals( array_merge( $urls1, $urls2 ), $wrapper->urls );
 
        $update = null;
        DeferredUpdates::clearPendingUpdates();
        DeferredUpdates::addCallableUpdate( function () use ( $urls1, $urls2, &$update ) {
            $update = $this->newCdnCacheUpdate( $urls1 );
            DeferredUpdates::addUpdate( $update );
            DeferredUpdates::addUpdate( $this->newCdnCacheUpdate( $urls2 ) );
            DeferredUpdates::addUpdate(
                $this->newCdnCacheUpdate( $urls2 ), DeferredUpdates::PRESEND );
        } );
        DeferredUpdates::doUpdates();
 
        $wrapper = TestingAccessWrapper::newFromObject( $update );
        $this->assertEquals( array_merge( $urls1, $urls2 ), $wrapper->urls );
 
        $this->assertEquals( DeferredUpdates::pendingUpdatesCount(), 0, 'PRESEND update run' );
    }
 
    private function newCdnCacheUpdate( array $urls ) {
        return $this->getMockBuilder( CdnCacheUpdate::class )
            ->setConstructorArgs( [ $urls ] )
            ->setMethods( [ 'doUpdate' ] )
            ->getMock();
    }
}