<?php namespace Hamcrest\Collection; /* Copyright (c) 2009 hamcrest.org */ use Hamcrest\FeatureMatcher; use Hamcrest\Matcher; use Hamcrest\Util; /** * Matches if traversable size satisfies a nested matcher. */ class IsTraversableWithSize extends FeatureMatcher { public function __construct(Matcher $sizeMatcher) { parent::__construct( self::TYPE_OBJECT, 'Traversable', $sizeMatcher, 'a traversable with size', 'traversable size' ); } protected function featureValueOf($actual) { $size = 0; foreach ($actual as $value) { $size++; } return $size; } /** * Does traversable size satisfy a given matcher? * * @factory */ public static function traversableWithSize($size) { return new self(Util::wrapValueWithIsEqual($size)); } }