Unit test

CitiesControllerTest.php

<?php

namespace AppBundle\Tests\Controller;

use AppBundle\Test\WebTestCase;

/**
 * Тест контроллера городов
 *
 * Class CitiesControllerTest
 * @package AppBundle\Tests\Controller
 */
class CitiesControllerTest extends WebTestCase
{
    /**
     * Получение
     */
    public function testGetCitiesAction()
    {
        $client = static::createClient();
        $client->request('GET', $this->generateRoute('get_cities'));
        $response = $client->getResponse();
        $this->assertTrue($response->isOk());
        $response = json_decode($response->getContent());
        $this->assertInternalType('array', $response);
    }

    public function testGetNearestCitiesAction()
    {

        $client =static::createClient();

        $stmt = $client
            ->getContainer()
            ->get('doctrine.dbal.default_connection')
            ->prepare('select lat, lon from cities order by rand() limit 1');
        $stmt->execute();
        $coords = $stmt->fetchAll()[0];
        $client->request('GET', $this->generateRoute('get_city_nearest', [
            'lat' => $coords['lat'],
            'lon' => $coords['lon']
        ]));

        $response = $client->getResponse();
        $this->assertTrue($response->isOk());

        $content = json_decode($response->getContent(), true);

        $this->assertInternalType('array', $content);
        $this->assertArrayHasKey('slug', $content);
        $this->assertArrayHasKey('currency_code', $content);
    }
}

ItemTypesControllerTest.php

<?php

namespace AppBundle\Tests\Controller;

use AppBundle\Test\WebTestCase;

/**
 * Тест типов товаров
 *
 * Class ItemTypesControllerTest
 * @package AppBundle\Tests\Controller
 */
class ItemTypesControllerTest extends WebTestCase
{
    public function testGetItemTypesAction()
    {
        $client = static::createClient();

        $client->request(
            'GET',
            $this->generateRoute('get_item_types')
        );

        $response = $client->getResponse();

        $this->assertTrue($response->isOk());

        $content = json_decode($response->getContent(), true)[0];

        $this->assertInternalType('array', $content);
        $this->assertArrayHasKey('title', $content);
        $this->assertArrayHasKey('slug', $content);
    }

    public function testGetItemTypeAction()
    {
        $client = static::createClient();

        $client->request(
            'GET',
            $this->generateRoute('get_item_types')
        );

        $response = $client->getResponse();

        $content = json_decode($response->getContent(), true)[0];

        $client->request(
            'GET',
            $this->generateRoute('get_item_type', [
                'slug' => $content['slug']
            ])
        );

        $result = json_decode($client->getResponse()->getContent(), true);
        $this->assertInternalType('array', $result);
        $this->assertArrayHasKey('slug', $result);
        $this->assertArrayHasKey('groups', $result);

    }
}