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<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
declare(strict_types=1);

namespace Magento\Checkout\Test\Unit\Controller\Cart;

use Magento\Checkout\Controller\Cart\Index;
use Magento\Checkout\Model\Cart;
use Magento\Checkout\Model\Session;
use Magento\Framework\App\Action\Context;
use Magento\Framework\App\Config\ScopeConfigInterface;
use Magento\Framework\App\Request\Http;
use Magento\Framework\Event\Manager;
use Magento\Framework\Message\ManagerInterface;
use Magento\Framework\ObjectManager\ObjectManager;
use Magento\Framework\View\Page\Config;
use Magento\Framework\View\Page\Title;
use Magento\Framework\View\Result\Page;
use Magento\Framework\View\Result\PageFactory;
use Magento\Quote\Model\Quote;
use PHPUnit\Framework\MockObject\MockObject;
use PHPUnit\Framework\TestCase;

/**
 * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
 */
class IndexTest extends TestCase
{
    /**
     * @var Index
     */
    protected $controller;

    /**
     * @var Session|MockObject
     */
    protected $checkoutSession;

    /**
     * @var Http|MockObject
     */
    protected $request;

    /**
     * @var \Magento\Framework\App\Response\Http|MockObject
     */
    protected $response;

    /**
     * @var Quote|MockObject
     */
    protected $quote;

    /**
     * @var Manager|MockObject
     */
    protected $eventManager;

    /**
     * @var Manager|MockObject
     */
    protected $objectManagerMock;

    /**
     * @var MockObject
     */
    protected $cart;

    /**
     * @var MockObject
     */
    protected $scopeConfig;

    /**
     * @var MockObject
     */
    protected $messageManager;

    /**
     * @var MockObject
     */
    protected $resultPageFactory;

    /**
     * @return void
     */
    protected function setUp(): void
    {
        $this->request = $this->createMock(Http::class);
        $this->response = $this->createMock(\Magento\Framework\App\Response\Http::class);
        $this->quote = $this->createMock(Quote::class);
        $this->eventManager = $this->createMock(Manager::class);
        $this->checkoutSession = $this->createMock(Session::class);

        $this->objectManagerMock = $this->createMock(ObjectManager::class);

        $this->messageManager = $this->getMockBuilder(ManagerInterface::class)
            ->disableOriginalConstructor()
            ->getMockForAbstractClass();

        $context = $this->createMock(Context::class);
        $context->expects($this->once())
            ->method('getObjectManager')
            ->willReturn($this->objectManagerMock);
        $context->expects($this->once())
            ->method('getRequest')
            ->willReturn($this->request);
        $context->expects($this->once())
            ->method('getResponse')
            ->willReturn($this->response);
        $context->expects($this->once())
            ->method('getEventManager')
            ->willReturn($this->eventManager);
        $context->expects($this->once())
            ->method('getMessageManager')
            ->willReturn($this->messageManager);

        $this->cart = $this->getMockBuilder(Cart::class)
            ->disableOriginalConstructor()
            ->getMock();
        $this->scopeConfig = $this->getMockBuilder(ScopeConfigInterface::class)
            ->disableOriginalConstructor()
            ->getMockForAbstractClass();
        $this->resultPageFactory = $this->getMockBuilder(PageFactory::class)
            ->disableOriginalConstructor()
            ->setMethods(['create'])
            ->getMock();

        $objectManagerHelper = new \Magento\Framework\TestFramework\Unit\Helper\ObjectManager($this);

        $this->controller = $objectManagerHelper->getObject(
            Index::class,
            [
                'context' => $context,
                'checkoutSession' => $this->checkoutSession,
                'cart' => $this->cart,
                'scopeConfig' => $this->scopeConfig,
                'resultPageFactory' => $this->resultPageFactory
            ]
        );
    }

    /**
     * @return void
     */
    public function testExecuteWithMessages()
    {
        $title = $this->getMockBuilder(Title::class)
            ->disableOriginalConstructor()
            ->getMock();
        $title->expects($this->once())
            ->method('set')
            ->with('Shopping Cart');

        $config = $this->getMockBuilder(Config::class)
            ->disableOriginalConstructor()
            ->getMock();
        $config->expects($this->once())
            ->method('getTitle')
            ->willReturn($title);

        $page = $this->getMockBuilder(Page::class)
            ->disableOriginalConstructor()
            ->getMock();

        $page->expects($this->once())
            ->method('getConfig')
            ->willReturn($config);

        $this->resultPageFactory->expects($this->once())
            ->method('create')
            ->willReturn($page);
        $result = $this->controller->execute();
        $this->assertInstanceOf(Page::class, $result);
    }
}