@Test
  public void getMostRecentLogFileNameFileNotFound() {

    String mostRecent = LogFiles.getMostRecentLogFileName(folderPath + "empty/", printerName);

    assertNull(mostRecent);
  }
  void saveNewJobsByDate(String folderPath, String printerName)
      throws ClientProtocolException, IOException, ParseJobException {

    List<JobDetail> toSave = new ArrayList<JobDetail>();
    int getJobsFrom;

    String latestLog = LogFiles.getMostRecentLogFileName(folderPath, printerName);

    if (latestLog != null) {
      JobDetailCSV l2csv = new JobDetailCSV(latestLog);

      // We'll be resaving the latest csv as it may have new jobs
      toSave = l2csv.readCSV();

      getJobsFrom = LogFiles.getLastSavedJob(folderPath, printerName).getJobNumber();
    } else {
      getJobsFrom = 0;
    }

    List<JobDetail> newJobs = printer.getJobsSinceJobNumber(getJobsFrom);

    toSave.addAll(newJobs);

    LogFiles.sortJobsByNumber(toSave);

    TreeMap<LocalDate, List<JobDetail>> sorted = LogFiles.splitJobsByDate(toSave);

    for (LocalDate day : sorted.keySet()) {

      JobDetailCSV jd =
          new JobDetailCSV(csvFolder + "/" + printer.getPrinterName() + day.toString());
      jd.write(sorted.get(day));
    }
  }
  @Test
  public void getMostRecentLogFileName() {

    String mostRecent = LogFiles.getMostRecentLogFileName(folderPath, printerName);

    assertEquals("TestLog2015-11-25.csv", mostRecent);
  }