diff -ru src/Symfony/Component/Messenger/Tests/Handler/ExactlyOneHandlerLocatorTest.php src/Symfony/Component/Messenger/Tests/Handler/ExactlyOneHandlerLocatorTest.php
--- src/Symfony/Component/Messenger/Tests/Handler/ExactlyOneHandlerLocatorTest.php	2021-02-19 17:13:45.303854148 +0000
+++ src/Symfony/Component/Messenger/Tests/Handler/ExactlyOneHandlerLocatorTest.php	2021-02-19 17:13:45.694846531 +0000
@@ -12,15 +12,14 @@
 namespace Symfony\Component\Messenger\Tests\Handler;
 
 use PHPUnit\Framework\TestCase;
+use Symfony\Bundle\FrameworkBundle\Tests\Fixtures\Messenger\SecondMessage;
 use Symfony\Component\Messenger\Envelope;
-use Symfony\Component\Messenger\Handler\HandlerDescriptor;
-use Symfony\Component\Messenger\Stamp\ReceivedStamp;
-use Symfony\Component\Messenger\Tests\Fixtures\DummyMessage;
-use Symfony\Component\Messenger\Handler\HandlersLocatorInterface;
-use Symfony\Component\Messenger\Handler\ExactlyOneHandlerLocator;
 use Symfony\Component\Messenger\Exception\MultipleHandlersForMessageException;
-use Symfony\Bundle\FrameworkBundle\Tests\Fixtures\Messenger\SecondMessage;
 use Symfony\Component\Messenger\Exception\NoHandlerForMessageException;
+use Symfony\Component\Messenger\Handler\ExactlyOneHandlerLocator;
+use Symfony\Component\Messenger\Handler\HandlersLocatorInterface;
+use Symfony\Component\Messenger\Stamp\ReceivedStamp;
+use Symfony\Component\Messenger\Tests\Fixtures\DummyMessage;
 
 class ExactlyOneHandlerLocatorTest extends TestCase
 {