rector fixes

Author: dominikzogg

config/phpunit.php

@@ -2,6 +2,4 @@
 
 declare(strict_types=1);
 
-$config = require __DIR__.'/dev.php';
-
-return $config;
+return require __DIR__.'/dev.php';

tests/Integration/AbstractIntegrationTestCase.php

@@ -14,7 +14,7 @@ abstract class AbstractIntegrationTestCase extends TestCase
      */
     public const DEFAULT_INTEGRATION_ENDPOINT = 'http://localhost:%d';
 
-    public const DATE_PATTERN = '/^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}\:[0-9]{2}\:[0-9]{2}\+[0-9]{2}\:[0-9]{2}$/';
+    public const DATE_PATTERN = '/^\d{4}-\d{2}-\d{2}T\d{2}\:\d{2}\:\d{2}\+\d{2}\:\d{2}$/';
     public const UUID_PATTERN = '/^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/';
 
     private ?\CurlHandle $curl = null;
@@ -29,7 +29,7 @@ protected function httpRequest(string $method, string $resource, array $headers
             $curlHeaders[] = \sprintf('%s: %s', $key, implode(', ', (array) $value));
         }
 
-        if (null === $this->curl) {
+        if (!$this->curl instanceof \CurlHandle) {
             $this->curl = $this->initializeCurl();
         }