/**
  * {@inheritdoc}
  */
 public function dispatch(\Magento\Framework\App\RequestInterface $request)
 {
     $pluginInfo = $this->pluginList->getNext($this->subjectType, 'dispatch');
     if (!$pluginInfo) {
         return parent::dispatch($request);
     } else {
         return $this->___callPlugins('dispatch', func_get_args(), $pluginInfo);
     }
 }
 public function testExecute()
 {
     $data = ['tmp_name' => 'tmp_name', 'path' => 'path', 'file' => 'file'];
     $uploader = $this->getMockBuilder('Magento\\MediaStorage\\Model\\File\\Uploader')->disableOriginalConstructor()->getMock();
     $resultJson = $this->getMockBuilder('Magento\\Framework\\Controller\\Result\\Json')->disableOriginalConstructor()->setMethods(['setData'])->getMock();
     $this->request->expects($this->once())->method('getParam')->with('type')->willReturn('samples');
     $this->sample->expects($this->once())->method('getBaseTmpPath')->willReturn('base_tmp_path');
     $this->uploaderFactory->expects($this->once())->method('create')->willReturn($uploader);
     $this->fileHelper->expects($this->once())->method('uploadFromTmp')->willReturn($data);
     $this->storageDatabase->expects($this->once())->method('saveFile');
     $this->session->expects($this->once())->method('getName')->willReturn('Name');
     $this->session->expects($this->once())->method('getSessionId')->willReturn('SessionId');
     $this->session->expects($this->once())->method('getCookieLifetime')->willReturn('CookieLifetime');
     $this->session->expects($this->once())->method('getCookiePath')->willReturn('CookiePath');
     $this->session->expects($this->once())->method('getCookieDomain')->willReturn('CookieDomain');
     $this->resultFactory->expects($this->once())->method('create')->willReturn($resultJson);
     $resultJson->expects($this->once())->method('setData')->willReturnSelf();
     $this->assertEquals($resultJson, $this->upload->execute());
 }