Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Prophecy.
Chris@0:  * (c) Konstantin Kudryashov <ever.zet@gmail.com>
Chris@0:  *     Marcello Duarte <marcello.duarte@gmail.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Prophecy\Argument\Token;
Chris@0: 
Chris@0: use SebastianBergmann\Comparator\ComparisonFailure;
Chris@0: use Prophecy\Comparator\Factory as ComparatorFactory;
Chris@0: use Prophecy\Util\StringUtil;
Chris@0: 
Chris@0: /**
Chris@0:  * Object state-checker token.
Chris@0:  *
Chris@0:  * @author Konstantin Kudryashov <ever.zet@gmail.com>
Chris@0:  */
Chris@0: class ObjectStateToken implements TokenInterface
Chris@0: {
Chris@0:     private $name;
Chris@0:     private $value;
Chris@0:     private $util;
Chris@0:     private $comparatorFactory;
Chris@0: 
Chris@0:     /**
Chris@0:      * Initializes token.
Chris@0:      *
Chris@0:      * @param string            $methodName
Chris@0:      * @param mixed             $value             Expected return value
Chris@0:      * @param null|StringUtil   $util
Chris@0:      * @param ComparatorFactory $comparatorFactory
Chris@0:      */
Chris@0:     public function __construct(
Chris@0:         $methodName,
Chris@0:         $value,
Chris@0:         StringUtil $util = null,
Chris@0:         ComparatorFactory $comparatorFactory = null
Chris@0:     ) {
Chris@0:         $this->name  = $methodName;
Chris@0:         $this->value = $value;
Chris@0:         $this->util  = $util ?: new StringUtil;
Chris@0: 
Chris@0:         $this->comparatorFactory = $comparatorFactory ?: ComparatorFactory::getInstance();
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Scores 8 if argument is an object, which method returns expected value.
Chris@0:      *
Chris@0:      * @param mixed $argument
Chris@0:      *
Chris@0:      * @return bool|int
Chris@0:      */
Chris@0:     public function scoreArgument($argument)
Chris@0:     {
Chris@0:         if (is_object($argument) && method_exists($argument, $this->name)) {
Chris@0:             $actual = call_user_func(array($argument, $this->name));
Chris@0: 
Chris@0:             $comparator = $this->comparatorFactory->getComparatorFor(
Chris@0:                 $this->value, $actual
Chris@0:             );
Chris@0: 
Chris@0:             try {
Chris@0:                 $comparator->assertEquals($this->value, $actual);
Chris@0:                 return 8;
Chris@0:             } catch (ComparisonFailure $failure) {
Chris@0:                 return false;
Chris@0:             }
Chris@0:         }
Chris@0: 
Chris@0:         if (is_object($argument) && property_exists($argument, $this->name)) {
Chris@0:             return $argument->{$this->name} === $this->value ? 8 : false;
Chris@0:         }
Chris@0: 
Chris@0:         return false;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Returns false.
Chris@0:      *
Chris@0:      * @return bool
Chris@0:      */
Chris@0:     public function isLast()
Chris@0:     {
Chris@0:         return false;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Returns string representation for token.
Chris@0:      *
Chris@0:      * @return string
Chris@0:      */
Chris@0:     public function __toString()
Chris@0:     {
Chris@0:         return sprintf('state(%s(), %s)',
Chris@0:             $this->name,
Chris@0:             $this->util->stringify($this->value)
Chris@0:         );
Chris@0:     }
Chris@0: }