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