phpunit: Upgrade to version 8, fixed tests, formatting

Use `dms/phpunit-arraysubset-asserts` after `assertArraySubset` got deprecated

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/Unit/Middleware/SendResponseHandlerTest.php b/tests/Unit/Middleware/SendResponseHandlerTest.php
index 7431299e..427cd313 100644
--- a/tests/Unit/Middleware/SendResponseHandlerTest.php
+++ b/tests/Unit/Middleware/SendResponseHandlerTest.php
@@ -3,8 +3,8 @@
 namespace Engelsystem\Test\Unit\Middleware;
 
 use Engelsystem\Middleware\SendResponseHandler;
+use PHPUnit\Framework\MockObject\MockObject;
 use PHPUnit\Framework\TestCase;
-use PHPUnit_Framework_MockObject_MockObject as MockObject;
 use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\ServerRequestInterface;
 use Psr\Http\Server\RequestHandlerInterface;