Use SerializableXMLTestTrait

Author: tvdijen

tests/XML/CustomSignableTest.php

@@ -6,6 +6,7 @@
 
 use DOMDocument;
 use PHPUnit\Framework\TestCase;
+use SimpleSAML\Test\XML\SerializableXMLTestTrait;
 use SimpleSAML\XML\DOMDocumentFactory;
 use SimpleSAML\XML\Chunk;
 use SimpleSAML\XMLSecurity\Test\XML\CustomSignable;
@@ -19,15 +20,14 @@
  */
 final class SignableElementTest extends TestCase
 {
-    /** @var \DOMDocument */
-    private DOMDocument $document;
+    use SerializableXMLTestTrait;
 
 
     /**
      */
     public function setUp(): void
     {
-        $this->document = DOMDocumentFactory::fromFile(
+        $this->xmlRepresentation = DOMDocumentFactory::fromFile(
             dirname(dirname(__FILE__)) . '/resources/xml/custom_CustomSignable.xml'
         );
     }
@@ -64,18 +64,6 @@ public function testUnmarshalling(): void
             'Chunk',
             $customSignableElement->textContent
         );
-   }
-
-
-    /**
-     * Test serialization / unserialization
-     */
-    public function testSerialization(): void
-    {
-        $this->assertEquals(
-            $this->document->saveXML($this->document->documentElement),
-            strval(unserialize(serialize(CustomSignable::fromXML($this->document->documentElement))))
-        );
     }
 }