return time.Unix(secs, 0), nil // No sub-second values
	}

	// Parse the nanoseconds.
	// Initialize an array with '0's to handle right padding automatically.
	nanoDigits := [maxNanoSecondDigits]byte{'0', '0', '0', '0', '0', '0', '0', '0', '0'}
	for i := range len(sn) {
		switch c := sn[i]; {
		case c < '0' || c > '9':
			return time.Time{}, ErrHeader
		case i < len(nanoDigits):
			nanoDigits[i] = c
		}
	}

		{+1, +0e0 - 0e0, "1"},
		{+1, +1e6 - 0e0, "1.001"},
		{+1, +1e3 - 0e0, "1.000001"},
		{+1, +1e0 - 0e0, "1.000000001"},
		{0, 1e9 - 1e0, "0.999999999"},
		{0, 1e9 - 1e3, "0.999999"},
		{0, 1e9 - 1e6, "0.999"},
		{0, 0e0, "0"},
		{0, 1e6 + 0e0, "0.001"},
		{0, 1e3 + 0e0, "0.000001"},
		{0, 1e0 + 0e0, "0.000000001"},
		{-1, -1e9 + 1e0, "-1.999999999"},
		{-1, -1e9 + 1e3, "-1.999999"},
		{-1, -1e9 + 1e6, "-1.999"},

    private byte[] contextHandle;

    // Registration flags
    /** No special registration flags */
    public static final int WITNESS_REGISTER_NONE = 0x00000000;
    /** Register for IP address change notifications */
    public static final int WITNESS_REGISTER_IP_NOTIFICATION = 0x00000001;

    // Registration state
    private volatile WitnessRegistrationState state;
    private volatile long lastHeartbeat;

            0x00000200, 0x00020200, 0x08020000, 0x08020008, 0x00020208, 0x08000208, 0x00020200, 0x00020000, 0x08000208, 0x00000008,
            0x08020208, 0x00000200, 0x08000000, 0x08020200, 0x08000000, 0x00020008, 0x00000208, 0x00020000, 0x08020200, 0x08000200,

		"00\v\x00\x00\x00\x00\x00000000000000" +
		"00000000000PK\x01\x020000<" +
		"0\x00\x0000000000000000\v\x00\v" +
		"\x00\x00\x00\x00\x0000000000\x00\x00\x00\x00000" +
		"00000000PK\x01\x0200000000" +
		"0000000000000000\v\x00\x00\x00" +
		"\x00\x0000PK\x05\x06000000\x05\x00\xfd\x00\x00\x00" +
		"\v\x00\x00\x00\x00\x00")
	z, err := NewReader(bytes.NewReader(data), int64(len(data)))
	if err != nil {
		t.Fatal(err)

    data = {
        "start_datetime": "2018-12-22T14:00:00+00:00",
        "end_datetime": "2018-12-24T15:00:00+00:00",
        "repeat_at": "15:30:00",
        "process_after": 300,
    }
    expected_response = data.copy()
    expected_response.update(
        {
            "start_process": "2018-12-22T14:05:00+00:00",
            "duration": 176_100,
            "item_id": item_id,
        }
    )

        @DisplayName("Should preserve other flags when setting signed flag")
        void testSignPreservesOtherFlags() {
            // Set initial flags with some existing flags
            int initialFlags = 0x00000001 | 0x00000002 | 0x00000004;
            SMBUtil.writeInt4(initialFlags, data, 16);

            digest.sign(data, 0, data.length, request, response);

            int flags = SMBUtil.readInt4(data, 16);

    model = ModelWithCustomEncoder(dt_field=datetime(2019, 1, 1, 8))
    assert jsonable_encoder(model) == {"dt_field": "2019-01-01T08:00:00+00:00"}
    subclass_model = ModelWithCustomEncoderSubclass(dt_field=datetime(2019, 1, 1, 8))
    assert jsonable_encoder(subclass_model) == {"dt_field": "2019-01-01T08:00:00+00:00"}


def test_json_encoder_error_with_pydanticv1():
    with warnings.catch_warnings():

	b.Run(" 00000000|X0000000 ", func(b *testing.B) { benchmarkErasureEncode(8, 8, 0, 1, size, b) })
	b.Run(" X0000000|00000000 ", func(b *testing.B) { benchmarkErasureEncode(8, 8, 1, 0, size, b) })
	b.Run(" 00000000|XXXXXXX0 ", func(b *testing.B) { benchmarkErasureEncode(8, 8, 0, 7, size, b) })
	b.Run(" XXXXXXX0|00000000 ", func(b *testing.B) { benchmarkErasureEncode(8, 8, 7, 0, size, b) })

        Encdec.enc_uint32le(0x00000000, blob, 4); // Reserved
        Encdec.enc_uint64le(nanos1601, blob, 8);
        System.arraycopy(clientChallenge, 0, blob, 16, 8);
        Encdec.enc_uint32le(0x00000000, blob, 24); // Unknown
        System.arraycopy(avPairs, 0, blob, 28, avPairsLength);
        Encdec.enc_uint32le(0x00000000, blob, 28 + avPairsLength);

        // Act