include missing

tests/Classes/CollectionDataObject.php

@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Classes;
+
+use Icefox\DTO\DataObject;
+use Illuminate\Support\Collection;
+
+readonly class CollectionDataObject
+{
+    use DataObject;
+    /**
+     * @param Collection<OptionalNullableData> $values
+     */
+    public function __construct(public Collection $values) {}
+}