Code Coverage for /workspace/src/includes/libs/WRStats/MetricSpec.php

1	<?php
2
3	namespace Wikimedia\WRStats;
4
5	/**
6	* Class representation of normalized metric specifications
7	*
8	* @internal
9	*/
10	class MetricSpec {
11	/** The default (value axis) resolution */
12	public const DEFAULT_RESOLUTION = 1;
13
14	/** @var string */
15	public $type;
16	/** @var float\|int */
17	public $resolution;
18	/** @var array<string,SequenceSpec> Sequences in ascending order of expiry */
19	public $sequences;
20
21	public function __construct( array $spec ) {
22	$this->type = $spec['type'] ?? 'counter';
23	$this->resolution = $spec['resolution'] ?? self::DEFAULT_RESOLUTION;
24	foreach ( [ 'timeStep', 'expiry' ] as $var ) {
25	if ( isset( $spec[$var] ) ) {
26	throw new WRStatsError( "$var must be in the sequences array" );
27	}
28	}
29	$seqArrays = $spec['sequences'] ?? [];
30	if ( !$seqArrays ) {
31	$seqArrays = [ [] ];
32	}
33	$sequences = [];
34	foreach ( $seqArrays as $i => $seqArray ) {
35	if ( !is_array( $seqArray ) ) {
36	throw new WRStatsError( 'sequences must be an array of arrays' );
37	}
38	$seqSpec = new SequenceSpec( $seqArray );
39	while ( isset( $sequences[$seqSpec->name] ) ) {
40	$seqSpec->name .= "s$i";
41	}
42	$sequences[$seqSpec->name] = $seqSpec;
43	}
44	uasort( $sequences, static function ( SequenceSpec $a, SequenceSpec $b ) {
45	return $a->hardExpiry <=> $b->hardExpiry;
46	} );
47	$this->sequences = $sequences;
48	}
49	}