Neos\FluidAdaptor\ViewHelpers\Form\TextareaViewHelper::render PHP Метод

    public function render()
    {
        $name = $this->getName();
        $this->registerFieldNameForFormTokenGeneration($name);
        $this->tag->forceClosingTag(true);
        $this->tag->addAttribute('name', $name);
        $this->tag->setContent(htmlspecialchars($this->getValueAttribute()));
        if ($this->hasArgument('required') && $this->arguments['required'] === true) {
            $this->tag->addAttribute('required', 'required');
        }
        $this->addAdditionalIdentityPropertiesIfNeeded();
        $this->setErrorClassAttribute();
        return $this->tag->render();
    }

 /**
  * @test
  */
 public function renderEscapesTextareaContent()
 {
     $mockTagBuilder = $this->createMock(TagBuilder::class);
     $mockTagBuilder->expects($this->once())->method('addAttribute')->with('name', 'NameOfTextarea');
     $this->viewHelper->expects($this->once())->method('registerFieldNameForFormTokenGeneration')->with('NameOfTextarea');
     $mockTagBuilder->expects($this->once())->method('setContent')->with('some <tag> & "quotes"');
     $mockTagBuilder->expects($this->once())->method('render');
     $this->viewHelper->injectTagBuilder($mockTagBuilder);
     $arguments = array('name' => 'NameOfTextarea', 'value' => 'some <tag> & "quotes"');
     $this->viewHelper->setArguments($arguments);
     $this->viewHelper->setViewHelperNode(new \Neos\FluidAdaptor\ViewHelpers\Fixtures\EmptySyntaxTreeNode());
     $this->viewHelper->initialize();
     $this->viewHelper->render();
 }