public function canGetCombinedExtensionKeyFromRequest()
{
$arguments = array('label' => 'Test field', 'pluginName' => 'API', 'controllerName' => 'Flux', 'actions' => array(), 'disableLocalLanguageLabels' => FALSE, 'excludeActions' => array(), 'localLanguageFileRelativePath' => '/Resources/Private/Language/locallang_db.xml', 'prefixOnRequiredArguments' => '*', 'subActions' => array(), 'separator' => ' :: ');
$instance = $this->buildViewHelperInstance($arguments);
$request = new Request();
$request->setControllerExtensionName('Flux');
$request->setControllerVendorName('FluidTYPO3');
$expected = 'FluidTYPO3.Flux';
$result = $this->callInaccessibleMethod($instance, 'getFullExtensionNameFromRequest', $request);
$this->assertEquals($expected, $result);
}