/**
* @covers Xoops\Form\Element::renderValidationJS
* @covers Xoops\Form\Element::addCustomValidationCode
*/
public function testRenderValidationJS()
{
$value = $this->object->renderValidationJS();
$this->assertFalse($value);
$this->object->setRequired();
$this->object->setName('rendertest');
$value = $this->object->renderValidationJS();
$this->assertNotFalse($value);
$this->object->remove('required');
$this->object->addCustomValidationCode('');
$value = $this->object->renderValidationJS();
$this->assertEquals($value, '');
$this->object->addCustomValidationCode('');
$value = $this->object->renderValidationJS();
$this->assertEquals($value, "\n");
$this->object->addCustomValidationCode('', true);
$value = $this->object->renderValidationJS();
$this->assertEquals($value, '');
}