Subversion-Projekte lars-tiefland.laravel_shop

<?php

namespace Hamcrest\Core;

/*

 Copyright (c) 2009 hamcrest.org

 */

use Hamcrest\BaseMatcher;

use Hamcrest\Description;

use Hamcrest\Matcher;

/**

 * Provides a custom description to another matcher.

 */

class DescribedAs extends BaseMatcher

{

    private $_descriptionTemplate;

    private $_matcher;

    private $_values;

    const ARG_PATTERN = '/%([0-9]+)/';

    public function __construct($descriptionTemplate, Matcher $matcher, array $values)

    {

        $this->_descriptionTemplate = $descriptionTemplate;

        $this->_matcher = $matcher;

        $this->_values = $values;

    }

    public function matches($item)

    {

        return $this->_matcher->matches($item);

    }

    public function describeTo(Description $description)

    {

        $textStart = 0;

        while (preg_match(self::ARG_PATTERN, $this->_descriptionTemplate, $matches, PREG_OFFSET_CAPTURE, $textStart)) {

            $text = $matches[0][0];

            $index = $matches[1][0];

            $offset = $matches[0][1];

            $description->appendText(substr($this->_descriptionTemplate, $textStart, $offset - $textStart));

            $description->appendValue($this->_values[$index]);

            $textStart = $offset + strlen($text);

        }

        if ($textStart < strlen($this->_descriptionTemplate)) {

            $description->appendText(substr($this->_descriptionTemplate, $textStart));

        }

    }

    /**

     * Wraps an existing matcher and overrides the description when it fails.

     *

     * @factory ...

     */

    public static function describedAs(/* $description, Hamcrest\Matcher $matcher, $values... */)

    {

        $args = func_get_args();

        $description = array_shift($args);

        $matcher = array_shift($args);

        $values = $args;

        return new self($description, $matcher, $values);

    }

}