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	public function addFunction(
21	string $functionType,
22	$functionParams,
23	?AbstractQuery $filter = null,
24	?float $weight = null
25	): FunctionScore {
26	$this->size++;
27
28	parent::addFunction( $functionType, $functionParams, $filter, $weight );
29	return $this;
30	}
31
32	/**
33	* @return bool true if this function score is empty
34	*/
35	public function isEmptyFunction() {
36	return $this->size == 0;
37	}
38
39	/**
40	* @return int the number of added functions.
41	*/
42	public function getSize() {
43	return $this->size;
44	}
45
46	/**
47	* Default elastica behaviour is to use class name
48	* as property name. We must override this function
49	* to force the name to function_score
50	*
51	* @return string
52	*/
53	protected function _getBaseName() {
54	return "function_score";
55	}
56	}