<?php
/**
 * Copyright © 2016 Magento. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\Catalog\Test\Unit\Block\Adminhtml\Rss;

use Magento\Framework\TestFramework\Unit\Helper\ObjectManager as ObjectManagerHelper;

/**
 * Class NotifyStockTest
 * @package Magento\Catalog\Block\Adminhtml\Rss
 */
class NotifyStockTest extends \PHPUnit_Framework_TestCase
{
    /**
     * @var \Magento\Catalog\Block\Adminhtml\Rss\NotifyStock
     */
    protected $block;

    /**
     * @var ObjectManagerHelper
     */
    protected $objectManagerHelper;

    /**
     * @var \Magento\Backend\Block\Context|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $context;

    /**
     * @var \Magento\Catalog\Model\Rss\Product\NotifyStock|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $rssModel;

    /**
     * @var \Magento\Framework\App\Rss\UrlBuilderInterface|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $rssUrlBuilder;

    /**
     * @var \Magento\Framework\UrlInterface|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $urlBuilder;

    /**
     * @var array
     */
    protected $rssFeed = [
        'title' => 'Low Stock Products',
        'description' => 'Low Stock Products',
        'link' => 'http://magento.com/rss/feeds/index/type/notifystock',
        'charset' => 'UTF-8',
        'entries' => [
            [
                'title' => 'Low Stock Product',
                'description' => 'Low Stock Product has reached a quantity of 1.',
                'link' => 'http://magento.com/catalog/product/edit/id/1',
            ],
        ],
    ];

    protected function setUp()
    {
        $this->rssModel = $this->getMockBuilder('Magento\Catalog\Model\Rss\Product\NotifyStock')
            ->setMethods(['getProductsCollection', '__wakeup'])
            ->disableOriginalConstructor()->getMock();
        $this->rssUrlBuilder = $this->getMock('Magento\Framework\App\Rss\UrlBuilderInterface');
        $this->urlBuilder = $this->getMock('Magento\Framework\UrlInterface');
        $this->objectManagerHelper = new ObjectManagerHelper($this);
        $this->block = $this->objectManagerHelper->getObject(
            'Magento\Catalog\Block\Adminhtml\Rss\NotifyStock',
            [
                'urlBuilder' => $this->urlBuilder,
                'rssModel' => $this->rssModel,
                'rssUrlBuilder' => $this->rssUrlBuilder
            ]
        );
    }

    public function testGetRssData()
    {
        $this->rssUrlBuilder->expects($this->once())->method('getUrl')
            ->will($this->returnValue('http://magento.com/rss/feeds/index/type/notifystock'));
        $item = $this->getMockBuilder('\Magento\Catalog\Model\Product')
            ->setMethods(['__sleep', '__wakeup', 'getId', 'getQty', 'getName'])
            ->disableOriginalConstructor()
            ->getMock();
        $item->expects($this->once())->method('getId')->will($this->returnValue(1));
        $item->expects($this->once())->method('getQty')->will($this->returnValue(1));
        $item->expects($this->any())->method('getName')->will($this->returnValue('Low Stock Product'));

        $this->rssModel->expects($this->once())->method('getProductsCollection')
            ->will($this->returnValue([$item]));
        $this->urlBuilder->expects($this->once())->method('getUrl')
            ->with('catalog/product/edit', ['id' => 1, '_secure' => true, '_nosecret' => true])
            ->will($this->returnValue('http://magento.com/catalog/product/edit/id/1'));
        $this->assertEquals($this->rssFeed, $this->block->getRssData());
    }

    public function testGetCacheLifetime()
    {
        $this->assertEquals(600, $this->block->getCacheLifetime());
    }

    public function testIsAllowed()
    {
        $this->assertTrue($this->block->isAllowed());
    }

    public function testGetFeeds()
    {
        $this->assertEmpty($this->block->getFeeds());
    }
}
