echajoa/vendor/phpoffice/phppresentation/tests/PhpPresentation/Tests/Slide/IteratorTest.php

<?php
/**
 * This file is part of PHPPresentation - A pure PHP library for reading and writing
 * presentations documents.
 *
 * PHPPresentation is free software distributed under the terms of the GNU Lesser
 * General Public License version 3 as published by the Free Software Foundation.
 *
 * For the full copyright and license information, please read the LICENSE
 * file that was distributed with this source code. For the full list of
 * contributors, visit https://github.com/PHPOffice/PHPPresentation/contributors.
 *
 * @copyright   2009-2015 PHPPresentation contributors
 * @license     http://www.gnu.org/licenses/lgpl.txt LGPL version 3
 * @link        https://github.com/PHPOffice/PHPPresentation
 */

namespace PhpOffice\PhpPresentation\Tests\Slide;

use PhpOffice\PhpPresentation\PhpPresentation;
use PhpOffice\PhpPresentation\Slide;
use PhpOffice\PhpPresentation\Slide\Iterator;

/**
 * Test class for IOFactory
 *
 * @coversDefaultClass PhpOffice\PhpPresentation\IOFactory
 */
class IteratorTest extends \PHPUnit_Framework_TestCase
{
    /**
     */
    public function testMethod()
    {
        $oPhpPresentation = new PhpPresentation();
        $oPhpPresentation->addSlide(new Slide());

        $object = new Iterator($oPhpPresentation);

        $this->assertInstanceOf('PhpOffice\\PhpPresentation\\Slide', $object->current());
        $this->assertEquals(0, $object->key());
        $this->assertNull($object->next());
        $this->assertEquals(1, $object->key());
        $this->assertInstanceOf('PhpOffice\\PhpPresentation\\Slide', $object->current());
        $this->assertTrue($object->valid());
        $this->assertNull($object->next());
        $this->assertFalse($object->valid());
        $this->assertNull($object->rewind());
        $this->assertEquals(0, $object->key());
    }
}