AbstractMassActionTest.php

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\Cms\Test\Unit\Controller\Adminhtml;

use Magento\Framework\Controller\ResultFactory;

abstract class AbstractMassActionTest extends \PHPUnit\Framework\TestCase
{
    /**
     * @var \Magento\Framework\TestFramework\Unit\Helper\ObjectManager
     */
    protected $objectManager;

    /**
     * @var \Magento\Backend\App\Action\Context|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $contextMock;

    /**
     * @var \Magento\Framework\Controller\ResultFactory|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $resultFactoryMock;

    /**
     * @var \Magento\Backend\Model\View\Result\Redirect|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $resultRedirectMock;

    /**
     * @var \Magento\Framework\Message\ManagerInterface|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $messageManagerMock;

    /**
     * @var \Magento\Ui\Component\MassAction\Filter|\PHPUnit_Framework_MockObject_MockObject
     */
    protected $filterMock;

    protected function setUp()
    {
        $this->objectManager = new \Magento\Framework\TestFramework\Unit\Helper\ObjectManager($this);

        $this->messageManagerMock = $this->createMock(\Magento\Framework\Message\ManagerInterface::class);

        $this->resultFactoryMock = $this->getMockBuilder(\Magento\Framework\Controller\ResultFactory::class)
            ->disableOriginalConstructor()
            ->getMock();
        $this->resultRedirectMock = $this->getMockBuilder(\Magento\Backend\Model\View\Result\Redirect::class)
            ->disableOriginalConstructor()
            ->getMock();
        $this->resultFactoryMock->expects($this->any())
            ->method('create')
            ->with(ResultFactory::TYPE_REDIRECT, [])
            ->willReturn($this->resultRedirectMock);

        $this->contextMock = $this->createMock(\Magento\Backend\App\Action\Context::class);

        $this->filterMock = $this->getMockBuilder(\Magento\Ui\Component\MassAction\Filter::class)
            ->disableOriginalConstructor()
            ->getMock();

        $this->contextMock->expects($this->any())->method('getMessageManager')->willReturn($this->messageManagerMock);
        $this->contextMock->expects($this->any())->method('getResultFactory')->willReturn($this->resultFactoryMock);
    }
}