/**
* @test
*/
public function renderCorrectlySetsTagNameAndDefaultAttributes()
{
$mockTagBuilder = $this->getMock(\TYPO3\CMS\Fluid\Core\ViewHelper\TagBuilder::class, array('setTagName', 'addAttribute'));
$mockTagBuilder->expects($this->once())->method('setTagName')->with('input');
$mockTagBuilder->expects($this->at(1))->method('addAttribute')->with('type', 'submit');
$this->viewHelper->_set('tag', $mockTagBuilder);
$this->viewHelper->initialize();
$this->viewHelper->render();
}