namespace Drupal\Tests\Component\Utility;
use Drupal\Component\Utility\Environment;
-use Drupal\Tests\UnitTestCase;
+use PHPUnit\Framework\TestCase;
/**
* Test PHP Environment helper methods.
*
* @coversDefaultClass \Drupal\Component\Utility\Environment
*/
-class EnvironmentTest extends UnitTestCase {
+class EnvironmentTest extends TestCase {
/**
* Tests \Drupal\Component\Utility\Environment::checkMemoryLimit().