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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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namespace Hamcrest\Arrays;
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/*
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 Copyright (c) 2009 hamcrest.org
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 */
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use Hamcrest\Core\DescribedAs;
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use Hamcrest\Core\IsNot;
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use Hamcrest\FeatureMatcher;
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use Hamcrest\Matcher;
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use Hamcrest\Util;
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/**
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 * Matches if array size satisfies a nested matcher.
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 */
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class IsArrayWithSize extends FeatureMatcher
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{
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    public function __construct(Matcher $sizeMatcher)
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    {
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        parent::__construct(
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            self::TYPE_ARRAY,
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            null,
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            $sizeMatcher,
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            'an array with size',
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            'array size'
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        );
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    }
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    protected function featureValueOf($array)
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    {
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        return count($array);
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    }
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    /**
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     * Does array size satisfy a given matcher?
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     *
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     * @param \Hamcrest\Matcher|int $size as a {@link Hamcrest\Matcher} or a value.
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     *
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     * @return \Hamcrest\Arrays\IsArrayWithSize
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     * @factory
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     */
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    public static function arrayWithSize($size)
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    {
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        return new self(Util::wrapValueWithIsEqual($size));
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    }
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    /**
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     * Matches an empty array.
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     *
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     * @factory
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     */
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    public static function emptyArray()
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    {
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        return DescribedAs::describedAs(
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            'an empty array',
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            self::arrayWithSize(0)
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        );
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    }
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    /**
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     * Matches an empty array.
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     *
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     * @factory
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     */
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    public static function nonEmptyArray()
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    {
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        return DescribedAs::describedAs(
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            'a non-empty array',
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            self::arrayWithSize(IsNot::not(0))
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        );
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    }
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}