Update FileCache.php

[Art-Sel]

$metadata != unserialize(serialize($metadata))

Not fill propertyMetadata.serializedName

Q	A
Bug fix?	yes/no
New feature?	yes/no
Doc updated	yes/no
BC breaks?	yes/no
Deprecations?	yes/no
Tests pass?	yes/no
Fixed tickets	#...
License	MIT

[psychorama]

Stumbled upon this fix. This also fixes "Error: Maximum call stack size reached. Infinite recursion?"

--- a/src/SerializationHelper.php
+++ b/src/SerializationHelper.php
@@ -28,14 +28,17 @@ trait SerializationHelper
         $this->unserializeFromArray(unserialize($str));
     }

     public function __serialize(): array
     {
-        return [$this->serialize()];
+        return $this->serializeToArray();
     }

     public function __unserialize(array $data): void
     {
-        $this->unserialize($data[0]);
+        $this->unserializeFromArray($data);
     }
 }