Code Coverage for /workspace/src/extensions/CirrusSearch/includes/Search/Rescore/FunctionScoreDecorator.php

1	<?php
2
3	namespace CirrusSearch\Search\Rescore;
4
5	use Elastica\Query\AbstractQuery;
6	use Elastica\Query\FunctionScore;
7
8	/**
9	* This is useful to check if the function score is empty
10	* Function score builders may not add any function if some
11	* criteria are not met. If there's no function we should not
12	* not build the rescore query.
13	* @todo find another pattern to deal with this problem and avoid
14	* this strong dependency to FunctionScore::addFunction signature.
15	*/
16	class FunctionScoreDecorator extends FunctionScore {
17	/** @var int */
18	private $size = 0;
19
20	/** @inheritDoc */
21	public function addFunction(
22	string $functionType,
23	$functionParams,
24	?AbstractQuery $filter = null,
25	?float $weight = null
26	): FunctionScore {
27	$this->size++;
28
29	parent::addFunction( $functionType, $functionParams, $filter, $weight );
30	return $this;
31	}
32
33	/**
34	* @return bool true if this function score is empty
35	*/
36	public function isEmptyFunction() {
37	return $this->size == 0;
38	}
39
40	/**
41	* @return int the number of added functions.
42	*/
43	public function getSize() {
44	return $this->size;
45	}
46
47	/**
48	* Default elastica behaviour is to use class name
49	* as property name. We must override this function
50	* to force the name to function_score
51	*
52	* @return string
53	*/
54	protected function _getBaseName() {
55	return "function_score";
56	}
57	}