<?php
/**
 * Copyright © 2016 Magento. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\Sales\Test\Unit\Controller\Adminhtml\Order\Creditmemo;

/**
 * Class ViewTest
 * @SuppressWarnings(PHPMD.TooManyFields)
 */
class ViewTest extends \PHPUnit_Framework_TestCase
{
    /**
     * @var \Magento\Sales\Controller\Adminhtml\Order\Creditmemo\View
     */
    protected $controller;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $contextMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $loaderMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $requestMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $responseMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $objectManagerMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $creditmemoMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $messageManagerMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $sessionMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $actionFlagMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $helperMock;

    /**
     * @var \PHPUnit_Framework_MockObject_MockObject
     */
    protected $invoiceMock;

    /**
     * @var \Magento\Framework\View\Page\Config|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $pageConfigMock;

    /**
     * @var \Magento\Framework\View\Page\Title|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $pageTitleMock;

    /**
     * @var \Magento\Framework\View\Result\PageFactory|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $resultPageFactoryMock;

    /**
     * @var \Magento\Backend\Model\View\Result\Page|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $resultPageMock;

    /**
     * @var \Magento\Backend\Model\View\Result\ForwardFactory|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $resultForwardFactoryMock;

    /**
     * @var \Magento\Backend\Model\View\Result\Forward|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $resultForwardMock;

    /**
     * @SuppressWarnings(PHPMD.ExcessiveMethodLength)
     */
    protected function setUp()
    {
        $titleMock = $this->getMockBuilder('Magento\Framework\App\Action\Title')
            ->disableOriginalConstructor()
            ->getMock();
        $this->invoiceMock = $this->getMockBuilder('Magento\Sales\Model\Order\Invoice')
            ->disableOriginalConstructor()
            ->getMock();
        $this->creditmemoMock = $this->getMockBuilder('Magento\Sales\Model\Order\Creditmemo')
            ->disableOriginalConstructor()
            ->setMethods(['getInvoice', 'getOrder', 'cancel', 'getId', '__wakeup'])
            ->getMock();
        $this->requestMock = $this->getMockBuilder('Magento\Framework\App\Request\Http')
            ->disableOriginalConstructor()
            ->getMock();
        $this->responseMock = $this->getMockBuilder('Magento\Framework\App\Response\Http')
            ->disableOriginalConstructor()
            ->getMock();
        $this->objectManagerMock = $this->getMock('Magento\Framework\ObjectManagerInterface');
        $this->messageManagerMock = $this->getMockBuilder('Magento\Framework\Message\Manager')
            ->disableOriginalConstructor()
            ->getMock();
        $this->sessionMock = $this->getMockBuilder('Magento\Backend\Model\Session')
            ->disableOriginalConstructor()
            ->getMock();
        $this->helperMock = $this->getMockBuilder('Magento\Backend\Helper\Data')
            ->disableOriginalConstructor()
            ->getMock();
        $this->contextMock = $this->getMockBuilder('Magento\Backend\App\Action\Context')
            ->disableOriginalConstructor()
            ->getMock();
        $this->contextMock->expects($this->any())
            ->method('getHelper')
            ->will($this->returnValue($this->helperMock));
        $this->actionFlagMock = $this->getMockBuilder('Magento\Framework\App\ActionFlag')
            ->disableOriginalConstructor()
            ->getMock();
        $this->loaderMock = $this->getMockBuilder('Magento\Sales\Controller\Adminhtml\Order\CreditmemoLoader')
            ->disableOriginalConstructor()
            ->getMock();
        $this->pageConfigMock = $this->getMockBuilder('Magento\Framework\View\Page\Config')
            ->disableOriginalConstructor()
            ->getMock();
        $this->pageTitleMock = $this->getMockBuilder('Magento\Framework\View\Page\Title')
            ->disableOriginalConstructor()
            ->getMock();
        $this->resultPageFactoryMock = $this->getMockBuilder('Magento\Framework\View\Result\PageFactory')
            ->disableOriginalConstructor()
            ->setMethods(['create'])
            ->getMock();
        $this->resultPageMock = $this->getMockBuilder('Magento\Backend\Model\View\Result\Page')
            ->disableOriginalConstructor()
            ->getMock();
        $this->resultForwardFactoryMock = $this->getMockBuilder('Magento\Backend\Model\View\Result\ForwardFactory')
            ->disableOriginalConstructor()
            ->setMethods(['create'])
            ->getMock();
        $this->resultForwardMock = $this->getMockBuilder('Magento\Backend\Model\View\Result\Forward')
            ->disableOriginalConstructor()
            ->getMock();

        $this->contextMock->expects($this->any())
            ->method('getSession')
            ->will($this->returnValue($this->sessionMock));
        $this->contextMock->expects($this->any())
            ->method('getActionFlag')
            ->will($this->returnValue($this->actionFlagMock));
        $this->contextMock->expects($this->any())
            ->method('getRequest')
            ->will($this->returnValue($this->requestMock));
        $this->contextMock->expects($this->any())
            ->method('getResponse')
            ->will($this->returnValue($this->responseMock));
        $this->contextMock->expects($this->any())
            ->method('getObjectManager')
            ->will($this->returnValue($this->objectManagerMock));
        $this->contextMock->expects($this->any())
            ->method('getTitle')
            ->will($this->returnValue($titleMock));
        $this->contextMock->expects($this->any())
            ->method('getMessageManager')
            ->will($this->returnValue($this->messageManagerMock));
        $this->resultPageMock->expects($this->any())
            ->method('getConfig')
            ->willReturn($this->pageConfigMock);
        $this->pageConfigMock->expects($this->any())
            ->method('getTitle')
            ->willReturn($this->pageTitleMock);

        $objectManager = new \Magento\Framework\TestFramework\Unit\Helper\ObjectManager($this);
        $this->controller = $objectManager->getObject(
            'Magento\Sales\Controller\Adminhtml\Order\Creditmemo\View',
            [
                'context' => $this->contextMock,
                'creditmemoLoader' => $this->loaderMock,
                'resultPageFactory' => $this->resultPageFactoryMock,
                'resultForwardFactory' => $this->resultForwardFactoryMock
            ]
        );
    }

    public function testExecuteNoCreditMemo()
    {
        $this->requestMock->expects($this->any())
            ->method('getParam')
            ->willReturnArgument(0);
        $this->loaderMock->expects($this->once())
            ->method('load')
            ->willReturn(false);
        $this->resultForwardFactoryMock->expects($this->once())
            ->method('create')
            ->willReturn($this->resultForwardMock);
        $this->resultForwardMock->expects($this->once())
            ->method('forward')
            ->with('noroute')
            ->willReturnSelf();

        $this->assertInstanceOf(
            'Magento\Backend\Model\View\Result\Forward',
            $this->controller->execute()
        );
    }

    /**
     * @dataProvider testExecuteDataProvider
     */
    public function testExecute($invoice)
    {
        $layoutMock = $this->getMockBuilder('Magento\Framework\View\Layout')
            ->disableOriginalConstructor()
            ->getMock();
        $blockMock = $this->getMockBuilder('Magento\Sales\Block\Adminhtml\Order\Creditmemo\View')
            ->disableOriginalConstructor()
            ->getMock();

        $this->requestMock->expects($this->any())
            ->method('getParam')
            ->withAnyParameters()
            ->willReturnArgument(0);
        $this->loaderMock->expects($this->once())
            ->method('load')
            ->willReturn($this->creditmemoMock);
        $this->creditmemoMock->expects($this->any())
            ->method('getInvoice')
            ->willReturn($invoice);
        $layoutMock->expects($this->once())
            ->method('getBlock')
            ->with('sales_creditmemo_view')
            ->willReturn($blockMock);
        $this->resultPageFactoryMock->expects($this->once())
            ->method('create')
            ->willReturn($this->resultPageMock);
        $this->resultPageMock->expects($this->atLeastOnce())
            ->method('getLayout')
            ->willReturn($layoutMock);
        $this->resultPageMock->expects($this->once())
            ->method('setActiveMenu')
            ->with('Magento_Sales::sales_creditmemo')
            ->willReturnSelf();
        $this->resultPageMock->expects($this->atLeastOnce())
            ->method('getConfig')
            ->willReturn($this->pageConfigMock);

        $this->assertInstanceOf(
            'Magento\Backend\Model\View\Result\Page',
            $this->controller->execute()
        );
    }

    /**
     * @return array
     */
    public function testExecuteDataProvider()
    {
        return [
            [false],
            [$this->invoiceMock]
        ];
    }
}
