private function setCacheEntry($filePath)
 {
     $content = $this->processor->process($filePath);
     $files = $this->processor->getFiles($filePath);
     $lastModified = $this->processor->getLastModified($filePath);
     $entry = new CacheEntry($content, $files, $lastModified);
     $this->cache->setEntry($filePath, $entry);
     $this->entries[$filePath] = $entry;
     return $entry;
 }
 protected function assertProcess($expected, $current, $file = 'example.file')
 {
     $this->fileSystem->setContent($file, $current);
     $this->assertEquals($expected, $this->target->process($file));
 }