assertThat(comparator2.compare(a0, b0)).isLessThan(0);
  }

  public void testSort() {
    testSort(new byte[] {}, new byte[] {});
    testSort(new byte[] {2}, new byte[] {2});
    testSort(new byte[] {2, 1, 0}, new byte[] {0, 1, 2});
    testSort(new byte[] {2, GREATEST, 1, LEAST}, new byte[] {LEAST, 1, 2, GREATEST});
  }

  static void testSort(byte[] input, byte[] expected) {
    input = Arrays.copyOf(input, input.length);

        assertFalse(robotsTxt.allows("/valid1/", "TestBot"));
        assertFalse(robotsTxt.allows("/valid2/", "TestBot"));
        assertTrue(robotsTxt.allows("/valid3/", "TestBot"));
        assertFalse(robotsTxt.allows("/valid4/", "TestBot"));
    }

    public void testParse_emptyValues() {
        String robotsTxtContent = "User-agent: TestBot\n" + "Disallow:\n" + "Allow:\n" + "Crawl-delay:\n";

        assertEquals(25, ESSourceReader.getLimitDocNum(50, 50, -1));
        assertEquals(10, ESSourceReader.getLimitDocNum(50, 50, 10));
    }

    @Test
    public void test_sort() throws Exception {
        String indexName = "test-index";
        Client client = runner.client();
        SuggestSettings settings = suggester.settings();
        int num = 10000;

    sink.putByte((byte) 7);
    sink.putBytes(new byte[] {});
    sink.putBytes(new byte[] {8});
    HashCode unused = sink.hash();
    sink.assertInvariants(8);
    sink.assertBytes(expected);
  }

  public void testShort() {
    Sink sink = new Sink(4);
    sink.putShort((short) 0x0201);
    HashCode unused = sink.hash();
    sink.assertInvariants(2);
    sink.assertBytes(new byte[] {1, 2, 0, 0}); // padded with zeros
  }