1 files changed, 113 insertions, 0 deletions
diff --git a/www/wiki/tests/phpunit/includes/jobqueue/RefreshLinksPartitionTest.php b/www/wiki/tests/phpunit/includes/jobqueue/RefreshLinksPartitionTest.php
new file mode 100644
index 00000000..f874f6de
--- /dev/null
+++ b/www/wiki/tests/phpunit/includes/jobqueue/RefreshLinksPartitionTest.php
@@ -0,0 +1,113 @@
+<?php
+
+/**
+ * @group JobQueue
+ * @group medium
+ * @group Database
+ */
+class RefreshLinksPartitionTest extends MediaWikiTestCase {
+	public function __construct( $name = null, array $data = [], $dataName = '' ) {
+		parent::__construct( $name, $data, $dataName );
+
+		$this->tablesUsed[] = 'page';
+		$this->tablesUsed[] = 'revision';
+		$this->tablesUsed[] = 'pagelinks';
+	}
+
+	/**
+	 * @dataProvider provider_backlinks
+	 * @covers BacklinkJobUtils::partitionBacklinkJob
+	 */
+	public function testRefreshLinks( $ns, $dbKey, $pages ) {
+		$title = Title::makeTitle( $ns, $dbKey );
+
+		foreach ( $pages as $page ) {
+			list( $bns, $bdbkey ) = $page;
+			$bpage = WikiPage::factory( Title::makeTitle( $bns, $bdbkey ) );
+			$content = ContentHandler::makeContent( "[[{$title->getPrefixedText()}]]", $bpage->getTitle() );
+			$bpage->doEditContent( $content, "test" );
+		}
+
+		$title->getBacklinkCache()->clear();
+		$this->assertEquals(
+			20,
+			$title->getBacklinkCache()->getNumLinks( 'pagelinks' ),
+			'Correct number of backlinks'
+		);
+
+		$job = new RefreshLinksJob( $title, [ 'recursive' => true, 'table' => 'pagelinks' ]
+			+ Job::newRootJobParams( "refreshlinks:pagelinks:{$title->getPrefixedText()}" ) );
+		$extraParams = $job->getRootJobParams();
+		$jobs = BacklinkJobUtils::partitionBacklinkJob( $job, 9, 1, [ 'params' => $extraParams ] );
+
+		$this->assertEquals( 10, count( $jobs ), 'Correct number of sub-jobs' );
+		$this->assertEquals( $pages[0], current( $jobs[0]->params['pages'] ),
+			'First job is leaf job with proper title' );
+		$this->assertEquals( $pages[8], current( $jobs[8]->params['pages'] ),
+			'Last leaf job is leaf job with proper title' );
+		$this->assertEquals( true, isset( $jobs[9]->params['recursive'] ),
+			'Last job is recursive sub-job' );
+		$this->assertEquals( true, $jobs[9]->params['recursive'],
+			'Last job is recursive sub-job' );
+		$this->assertEquals( true, is_array( $jobs[9]->params['range'] ),
+			'Last job is recursive sub-job' );
+		$this->assertEquals( $title->getPrefixedText(), $jobs[0]->getTitle()->getPrefixedText(),
+			'Base job title retainend in leaf job' );
+		$this->assertEquals( $title->getPrefixedText(), $jobs[9]->getTitle()->getPrefixedText(),
+			'Base job title retainend recursive sub-job' );
+		$this->assertEquals( $extraParams['rootJobSignature'], $jobs[0]->params['rootJobSignature'],
+			'Leaf job has root params' );
+		$this->assertEquals( $extraParams['rootJobSignature'], $jobs[9]->params['rootJobSignature'],
+			'Recursive sub-job has root params' );
+
+		$jobs2 = BacklinkJobUtils::partitionBacklinkJob(
+			$jobs[9],
+			9,
+			1,
+			[ 'params' => $extraParams ]
+		);
+
+		$this->assertEquals( 10, count( $jobs2 ), 'Correct number of sub-jobs' );
+		$this->assertEquals( $pages[9], current( $jobs2[0]->params['pages'] ),
+			'First job is leaf job with proper title' );
+		$this->assertEquals( $pages[17], current( $jobs2[8]->params['pages'] ),
+			'Last leaf job is leaf job with proper title' );
+		$this->assertEquals( true, isset( $jobs2[9]->params['recursive'] ),
+			'Last job is recursive sub-job' );
+		$this->assertEquals( true, $jobs2[9]->params['recursive'],
+			'Last job is recursive sub-job' );
+		$this->assertEquals( true, is_array( $jobs2[9]->params['range'] ),
+			'Last job is recursive sub-job' );
+		$this->assertEquals( $extraParams['rootJobSignature'], $jobs2[0]->params['rootJobSignature'],
+			'Leaf job has root params' );
+		$this->assertEquals( $extraParams['rootJobSignature'], $jobs2[9]->params['rootJobSignature'],
+			'Recursive sub-job has root params' );
+
+		$jobs3 = BacklinkJobUtils::partitionBacklinkJob(
+			$jobs2[9],
+			9,
+			1,
+			[ 'params' => $extraParams ]
+		);
+
+		$this->assertEquals( 2, count( $jobs3 ), 'Correct number of sub-jobs' );
+		$this->assertEquals( $pages[18], current( $jobs3[0]->params['pages'] ),
+			'First job is leaf job with proper title' );
+		$this->assertEquals( $extraParams['rootJobSignature'], $jobs3[0]->params['rootJobSignature'],
+			'Leaf job has root params' );
+		$this->assertEquals( $pages[19], current( $jobs3[1]->params['pages'] ),
+			'Last job is leaf job with proper title' );
+		$this->assertEquals( $extraParams['rootJobSignature'], $jobs3[1]->params['rootJobSignature'],
+			'Last leaf job has root params' );
+	}
+
+	public static function provider_backlinks() {
+		$pages = [];
+		for ( $i = 0; $i < 20; ++$i ) {
+			$pages[] = [ 0, "Page-$i" ];
+		}
+		return [
+			[ 10, 'Bang', $pages ]
+		];
+	}
+}