public void test_01() throws IOException {
		String dirName = "./tests/";
		File dir = new File(dirName);

		for (String fileName : dir.list()) {
			if (fileName.endsWith(".txt") || fileName.endsWith(".vcf")) {
				if (fileName.equals("testLukas.vcf")) {
					fileName = dirName + fileName;
					long hashExp = calcHashBufferedReader(fileName);
					long hash = calcHash(fileName);
					System.out.println(String.format("%016x\t%016x\t%s", hashExp, hash, fileName));

					Assert.assertEquals(hashExp, hash);
				}
			}
		}
	}