<?php namespace SilverStripe\ORM\Tests\DataObjectSchemaTest; use SilverStripe\Dev\TestOnly; use SilverStripe\ORM\DataObject; class HasComposites extends DataObject implements TestOnly { private static $db = [ 'Amount' => 'Money' ]; private static $has_one = [ 'RegularHasOne' => ChildClass::class, 'Polymorpheus' => DataObject::class ]; }