Fixed tests

Author: aimeos

core/src/Models/Base.php

@@ -30,6 +30,17 @@
  */
 abstract class Base extends Model
 {
+    /**
+     * Prevent instantiation of abstract Base class by Laravel's HasCollection trait.
+     *
+     * @return class-string|null
+     */
+    public function resolveCollectionFromAttribute()
+    {
+        return null;
+    }
+
+
     /**
      * Get the current timestamp in seconds precision.
      *