ExampleTest.php

<?php
/**
 * Copyright (c) 2019 TechDivision GmbH
 * All rights reserved
 *
 * This product includes proprietary software developed at TechDivision GmbH, Germany
 * For more information see http://www.techdivision.com/
 *
 * To obtain a valid license for using this software please contact us at
 * license@techdivision.com
 */
declare(strict_types=1);

namespace Met\ExampleMagento2ModuleTesting\Test\Integration\Model;

use Magento\Framework\Api\SearchCriteriaBuilder;
use Magento\Sales\Api\OrderRepositoryInterface;
use Magento\TestFramework\Helper\Bootstrap;
use PHPUnit\Framework\TestCase;

/**
 * @copyright  Copyright (c) 2019 TechDivision GmbH (http://www.techdivision.com)
 * @link       http://www.techdivision.com/
 * @author     Vadim Justus <v.justus@techdivision.com>
 */
class ExampleTest extends TestCase
{
    /**
     * @magentoDataFixtures Met_ExampleMagento2ModuleTesting::Test/Integration/_files/some-fixture.php
     */
    public function testSomething()
    {
        /** @var SearchCriteriaBuilder $searchCriteriaBuilder */
        $searchCriteriaBuilder = Bootstrap::getObjectManager()->create(SearchCriteriaBuilder::class);

        /** @var OrderRepositoryInterface $orderRepository */
        $orderRepository = Bootstrap::getObjectManager()->get(OrderRepositoryInterface::class);

        $searchCriteria = $searchCriteriaBuilder->create();
        $orders = $orderRepository->getList($searchCriteria)->getItems();

        $this->assertCount(6, $orders);
    }
}