public function flushSystemCachesByChangedFilesDoesNotFlushPolicyCacheIfNoPolicyFileHasBeenModified()
{
$this->registerCache('Flow_Object_Classes');
$this->registerCache('Flow_Object_Configuration');
$policyCache = $this->registerCache('Flow_Security_Policy');
$policyCache->expects($this->never())->method('flush');
$this->cacheManager->flushSystemCachesByChangedFiles('Flow_ConfigurationFiles', ['Some/Other/File' => ChangeDetectionStrategyInterface::STATUS_CHANGED]);
}