Add dependency for testArrayization on testMarshalling

Author: tvdijen

src/TestUtils/ArrayizableElementTestTrait.php

@@ -4,6 +4,8 @@
 
 namespace SimpleSAML\XML\TestUtils;
 
+use PHPUnit\Framework\Attributes\Depends;
+
 use function class_exists;
 
 /**
@@ -23,6 +25,7 @@ trait ArrayizableElementTestTrait
     /**
      * Test arrayization / de-arrayization
      */
+    #[Depends('testMarshalling')]
     public function testArrayization(): void
     {
         if (!class_exists(self::$testedClass)) {