ReturnPromise.php

<?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\Promise;

use Prophecy\Prophecy\ObjectProphecy;
use Prophecy\Prophecy\MethodProphecy;

/**
 * Returns saved values one by one until last one, then continuously returns last value.
 *
 * @author Konstantin Kudryashov <ever.zet@gmail.com>
 */
class ReturnPromise implements PromiseInterface {
    private $returnValues = array();
    
    /**
     * Initializes promise.
     *
     * @param array<mixed> $returnValues Array of values
     */
    public function __construct(array $returnValues) {
        $this->returnValues = $returnValues;
    }
    public function execute(array $args, ObjectProphecy $object, MethodProphecy $method) {
        $value = array_shift($this->returnValues);
        if (!count($this->returnValues)) {
            $this->returnValues[] = $value;
        }
        return $value;
    }

}