public function viewHelperConvertsI18nExceptionsIntoViewHelperExceptions()
{
/** @var $viewHelper Format\DateViewHelper|\PHPUnit_Framework_MockObject_MockObject */
$viewHelper = $this->getMockBuilder(\Neos\FluidAdaptor\ViewHelpers\Format\DateViewHelper::class)->setMethods(array('renderChildren'))->getMock();
$localizationConfiguration = new I18n\Configuration('de_DE');
$mockLocalizationService = $this->getMockBuilder(\Neos\Flow\I18n\Service::class)->setMethods(array('getConfiguration'))->getMock();
$mockLocalizationService->expects($this->once())->method('getConfiguration')->will($this->returnValue($localizationConfiguration));
$this->inject($viewHelper, 'localizationService', $mockLocalizationService);
$mockDatetimeFormatter = $this->getMockBuilder(\Neos\Flow\I18n\Formatter\DatetimeFormatter::class)->setMethods(array('format'))->getMock();
$mockDatetimeFormatter->expects($this->once())->method('format')->will($this->throwException(new I18n\Exception()));
$this->inject($viewHelper, 'datetimeFormatter', $mockDatetimeFormatter);
$viewHelper->setArguments(array('forceLocale' => true));
$viewHelper->render(new \DateTime());
}