public function renderCorrectlySetsRequiredAttribute()
{
$mockTagBuilder = $this->getMockBuilder(TagBuilder::class)->setMethods(array('addAttribute', 'setContent', 'render'))->disableOriginalConstructor()->getMock();
$mockTagBuilder->expects($this->at(0))->method('addAttribute')->with('type', 'password');
$mockTagBuilder->expects($this->at(1))->method('addAttribute')->with('name', 'NameOfTextbox');
$this->viewHelper->expects($this->once())->method('registerFieldNameForFormTokenGeneration')->with('NameOfTextbox');
$mockTagBuilder->expects($this->at(2))->method('addAttribute')->with('value', 'Current value');
$mockTagBuilder->expects($this->at(3))->method('addAttribute')->with('required', 'required');
$mockTagBuilder->expects($this->once())->method('render');
$this->viewHelper->injectTagBuilder($mockTagBuilder);
$arguments = array('name' => 'NameOfTextbox', 'value' => 'Current value');
$this->viewHelper->setArguments($arguments);
$this->viewHelper->setViewHelperNode(new \Neos\FluidAdaptor\ViewHelpers\Fixtures\EmptySyntaxTreeNode());
$this->viewHelper->initialize();
$this->viewHelper->render(true);
}