public function renderCorrectlySetsTagName()
{
$mockTagBuilder = $this->getMockBuilder(TagBuilder::class)->setMethods(array('setTagName'))->getMock();
$mockTagBuilder->expects($this->any())->method('setTagName')->with('input');
$this->viewHelper->injectTagBuilder($mockTagBuilder);
$this->viewHelper->initialize();
$this->viewHelper->render();
}