def METHOD_NAME(self):
    # Uncompress the nasa log file.
    nasa_log = os.path.join(self.beat_path, "tests", "files", "logs", "nasa-50k.log")
    if not os.path.isfile(nasa_log):
        with gzip.open(nasa_log + ".gz", 'rb') as infile:
            with open(nasa_log, 'w') as outfile:
                for line in infile:
                    outfile.write(line.decode("utf-8"))
    os.mkdir(self.working_dir + "/log/")
    self.copy_files(["logs/nasa-50k.log"],
                    target_dir="log")