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<?php
use MediaWiki\Title\Title;
/**
* SearchEngine implementation for returning mocked completion search results.
*/
class MockCompletionSearchEngine extends SearchEngine {
/** @var string[][] */
private static $results = [];
/**
* Reset any mocked results
*/
public static function clearMockResults() {
self::$results = [];
}
/**
* Allows returning arbitrary lists of titles for completion search.
* Provided results will be sliced based on offset/limit of query.
*
* For results to exit the search engine they must pass Title::isKnown.
* Injecting into link cache is not enough, as LinkBatch will mark them
* bad, they need to be injected into the DB.
*
* @param string $query Search term as seen in completionSearchBackend
* @param string[] $result List of titles to respond to query with
*/
public static function addMockResults( $query, array $result ) {
// Leading : ensures we don't treat another : as a namespace separator
$normalized = mb_strtolower( Title::newFromText( ":$query" )->getText() );
self::$results[$normalized] = $result;
}
public function completionSearchBackend( $search ) {
$search = mb_strtolower( $search );
if ( !isset( self::$results[$search] ) ) {
return SearchSuggestionSet::emptySuggestionSet();
}
$results = array_slice( self::$results[$search], $this->offset, $this->limit );
return SearchSuggestionSet::fromStrings( $results );
}
}
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