/**
* Method to test addFieldNamespace().
*
* @return void
*
* @covers Windwalker\Form\Form::addFieldNamespace
*/
public function testAddFieldNamespace()
{
FieldHelper::reset();
$form = new Form();
$form->addFieldNamespace('TestNS');
$ns = FieldHelper::getNamespaces();
$ns = iterator_to_array($ns);
$this->assertEquals('TestNS', $ns[0]);
}