Eccube\Service\CsvImportService::getColumnHeaders PHP Метод

    public function getColumnHeaders()
    {
        return array_keys($this->columnHeaders);
    }

 public function testReadCsvFileWithoutColumnHeaders()
 {
     $file = new \SplFileObject(__DIR__ . '/../../../Fixtures/data_no_column_headers.csv');
     $CsvImportService = new CsvImportService($file);
     $this->assertEmpty($CsvImportService->getColumnHeaders());
 }