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:  * Exact value token.
Chris@0:  *
Chris@0:  * @author Konstantin Kudryashov <ever.zet@gmail.com>
Chris@0:  */
Chris@0: class ExactValueToken implements TokenInterface
Chris@0: {
Chris@0:     private $value;
Chris@0:     private $string;
Chris@0:     private $util;
Chris@0:     private $comparatorFactory;
Chris@0: 
Chris@0:     /**
Chris@0:      * Initializes token.
Chris@0:      *
Chris@0:      * @param mixed             $value
Chris@0:      * @param StringUtil        $util
Chris@0:      * @param ComparatorFactory $comparatorFactory
Chris@0:      */
Chris@0:     public function __construct($value, StringUtil $util = null, ComparatorFactory $comparatorFactory = null)
Chris@0:     {
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 10 if argument matches preset value.
Chris@0:      *
Chris@0:      * @param $argument
Chris@0:      *
Chris@0:      * @return bool|int
Chris@0:      */
Chris@0:     public function scoreArgument($argument)
Chris@0:     {
Chris@0:         if (is_object($argument) && is_object($this->value)) {
Chris@0:             $comparator = $this->comparatorFactory->getComparatorFor(
Chris@0:                 $argument, $this->value
Chris@0:             );
Chris@0: 
Chris@0:             try {
Chris@0:                 $comparator->assertEquals($argument, $this->value);
Chris@0:                 return 10;
Chris@0:             } catch (ComparisonFailure $failure) {}
Chris@0:         }
Chris@0: 
Chris@0:         // If either one is an object it should be castable to a string
Chris@0:         if (is_object($argument) xor is_object($this->value)) {
Chris@0:             if (is_object($argument) && !method_exists($argument, '__toString')) {
Chris@0:                 return false;
Chris@0:             }
Chris@0: 
Chris@0:             if (is_object($this->value) && !method_exists($this->value, '__toString')) {
Chris@0:                 return false;
Chris@0:             }
Chris@0:         } elseif (is_numeric($argument) && is_numeric($this->value)) {
Chris@0:             // noop
Chris@0:         } elseif (gettype($argument) !== gettype($this->value)) {
Chris@0:             return false;
Chris@0:         }
Chris@0: 
Chris@0:         return $argument == $this->value ? 10 : false;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Returns preset value against which token checks arguments.
Chris@0:      *
Chris@0:      * @return mixed
Chris@0:      */
Chris@0:     public function getValue()
Chris@0:     {
Chris@0:         return $this->value;
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:         if (null === $this->string) {
Chris@0:             $this->string = sprintf('exact(%s)', $this->util->stringify($this->value));
Chris@0:         }
Chris@0: 
Chris@0:         return $this->string;
Chris@0:     }
Chris@0: }