/**
* test hidden attribute
*/
public function testInputHidden()
{
$input = new TextInput('test');
$this->assertFalse($input->getHidden(), 'Initially hidden is false');
$input->setHidden('invalid');
$this->assertFalse($input->getHidden(), 'Giving an invalid option should not change hidden');
$input->setHidden(true);
$this->assertTrue($input->getHidden());
$input->setHidden(false);
$this->assertFalse($input->getHidden());
}