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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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namespace Hamcrest\Core;
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/*
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 Copyright (c) 2010 hamcrest.org
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 */
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use Hamcrest\BaseMatcher;
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use Hamcrest\Description;
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/**
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 * Tests if a value (class, object, or array) has a named property.
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 *
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 * For example:
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 * <pre>
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 * assertThat(array('a', 'b'), set('b'));
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 * assertThat($foo, set('bar'));
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 * assertThat('Server', notSet('defaultPort'));
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 * </pre>
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 *
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 * @todo Replace $property with a matcher and iterate all property names.
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 */
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class Set extends BaseMatcher
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{
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    private $_property;
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    private $_not;
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    public function __construct($property, $not = false)
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    {
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        $this->_property = $property;
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        $this->_not = $not;
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    }
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    public function matches($item)
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    {
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        if ($item === null) {
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            return false;
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        }
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        $property = $this->_property;
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        if (is_array($item)) {
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            $result = isset($item[$property]);
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        } elseif (is_object($item)) {
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            $result = isset($item->$property);
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        } elseif (is_string($item)) {
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            $result = isset($item::$$property);
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        } else {
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            throw new \InvalidArgumentException('Must pass an object, array, or class name');
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        }
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        return $this->_not ? !$result : $result;
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    }
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    public function describeTo(Description $description)
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    {
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        $description->appendText($this->_not ? 'unset property ' : 'set property ')->appendText($this->_property);
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    }
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    public function describeMismatch($item, Description $description)
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    {
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        $value = '';
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        if (!$this->_not) {
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            $description->appendText('was not set');
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        } else {
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            $property = $this->_property;
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            if (is_array($item)) {
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                $value = $item[$property];
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            } elseif (is_object($item)) {
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                $value = $item->$property;
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            } elseif (is_string($item)) {
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                $value = $item::$$property;
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            }
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            parent::describeMismatch($value, $description);
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        }
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    }
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    /**
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     * Matches if value (class, object, or array) has named $property.
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     *
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     * @factory
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     */
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    public static function set($property)
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    {
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        return new self($property);
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    }
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    /**
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     * Matches if value (class, object, or array) does not have named $property.
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     *
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     * @factory
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     */
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    public static function notSet($property)
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    {
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        return new self($property, true);
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    }
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}