<?php
/*
* This file is part of the Prophecy.
* (c) Konstantin Kudryashov <ever.zet@gmail.com>
* Marcello Duarte <marcello.duarte@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Prophecy\Argument\Token;
use SebastianBergmann\Comparator\ComparisonFailure;
use Prophecy\Comparator\Factory as ComparatorFactory;
use Prophecy\Util\StringUtil;
/**
* Exact value token.
*
* @author Konstantin Kudryashov <ever.zet@gmail.com>
*/
class ExactValueToken implements TokenInterface
{
private $value;
private $string;
private $util;
private $comparatorFactory;
/**
* Initializes token.
*
* @param mixed $value
* @param StringUtil $util
* @param ComparatorFactory $comparatorFactory
*/
public function __construct($value, StringUtil $util = null, ComparatorFactory $comparatorFactory = null)
{
$this->value = $value;
$this->util = $util ?: new StringUtil();
$this->comparatorFactory = $comparatorFactory ?: ComparatorFactory::getInstance();
}
/**
* Scores 10 if argument matches preset value.
*
* @param $argument
*
* @return bool|int
*/
public function scoreArgument($argument)
{
if (is_object($argument) && is_object($this->value)) {
$comparator = $this->comparatorFactory->getComparatorFor(
$argument, $this->value
);
try {
$comparator->assertEquals($argument, $this->value);
return 10;
} catch (ComparisonFailure $failure) {
return false;
}
}
// If either one is an object it should be castable to a string
if (is_object($argument) xor is_object($this->value)) {
if (is_object($argument) && !method_exists($argument, '__toString')) {
return false;
}
if (is_object($this->value) && !method_exists($this->value, '__toString')) {
return false;
}
} elseif (is_numeric($argument) && is_numeric($this->value)) {
// noop
} elseif (gettype($argument) !== gettype($this->value)) {
return false;
}
return $argument == $this->value ? 10 : false;
}
/**
* Returns preset value against which token checks arguments.
*
* @return mixed
*/
public function getValue()
{
return $this->value;
}
/**
* Returns false.
*
* @return bool
*/
public function isLast()
{
return false;
}
/**
* Returns string representation for token.
*
* @return string
*/
public function __toString()
{
if (null === $this->string) {
$this->string = sprintf('exact(%s)', $this->util->stringify($this->value));
}
return $this->string;
}
}