public function testToArray()
{
$engine = new RenderingEngine();
$this->assertEquals(['name' => null, 'version' => $engine->getVersion()->toArray()], $engine->toArray());
$engine->setName('Trident');
$this->assertEquals(['name' => 'Trident', 'version' => $engine->getVersion()->toArray()], $engine->toArray());
}