// This is expected behavior as seen in the implementation at line 131
        assertEquals((byte) 0xCC, buffer[4]);
        assertEquals((byte) 0xCC, buffer[5]);
        assertEquals((byte) 0xCC, buffer[6]);
        assertEquals((byte) 0xCC, buffer[7]);

        // FileId (16 bytes) - should match our test file ID
        byte[] wireFileId = new byte[16];

            uuid.time_hi_and_version = (short) 0xDEF0;
            uuid.clock_seq_hi_and_reserved = (byte) 0x11;
            uuid.clock_seq_low = (byte) 0x22;
            uuid.node = new byte[] { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC, (byte) 0xDD, (byte) 0xEE, (byte) 0xFF };

            // Mock the derive method to return a buffer for node encoding
            when(mockNdrBuffer.derive(anyInt())).thenReturn(mockNdrBuffer);

        assertEquals(24, SMBUtil.readInt2(buffer, 0));

        // Reserved1 (2 bytes) - should be 0 (bytes were initialized to 0xCC, so they weren't written)
        // This is expected behavior - the reserved fields are not explicitly written to 0

        // Reserved2 (4 bytes) - should be 0 (bytes were initialized to 0xCC, so they weren't written)
        // This is expected behavior - the reserved fields are not explicitly written to 0

    void testEquals() {
        byte[] testBytes1 = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10 };
        byte[] testBytes2 = Arrays.copyOf(testBytes1, 16);
        byte[] testBytes3 = new byte[] { 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20 };

        Smb2LeaseKey key1 = new Smb2LeaseKey(testBytes1);

        .isEqualTo(new byte[] {(byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC});
  }

  public void testFromByteArray() {
    assertThat(Ints.fromByteArray(new byte[] {0x12, 0x13, 0x14, 0x15, 0x33})).isEqualTo(0x12131415);
    assertThat(Ints.fromByteArray(new byte[] {(byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC}))
        .isEqualTo(0xFFEEDDCC);
  }

  public void testFromByteArrayFails() {

    private static final byte CLOCK_SEQ_HI_AND_RESERVED = (byte) 0x88;
    private static final byte CLOCK_SEQ_LOW = (byte) 0x99;
    private static final byte[] NODE = { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC, (byte) 0xDD, (byte) 0xEE, (byte) 0xFF };

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test

        byte[] header = buildHeader(NtStatus.NT_STATUS_INVALID_PARAMETER);
        byte[] body = buildErrorBody(2, 3, new byte[] { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC });
        byte[] packet = new byte[header.length + body.length];
        System.arraycopy(header, 0, packet, 0, header.length);
        System.arraycopy(body, 0, packet, header.length, body.length);

		0x46, 0x45, 0x53, 0x54, 0x2e, 0x4d, 0x46, 0xf3,
		0x4d, 0xcc, 0xcb, 0x4c, 0x4b, 0x2d, 0x2e, 0xd1,
		0x0d, 0x4b, 0x2d, 0x2a, 0xce, 0xcc, 0xcf, 0xb3,
		0x52, 0x30, 0xd4, 0x33, 0xe0, 0xe5, 0x72, 0x2e,
		0x4a, 0x4d, 0x2c, 0x49, 0x4d, 0xd1, 0x75, 0xaa,
		0x04, 0x0a, 0x00, 0x45, 0xf4, 0x0c, 0x8d, 0x15,
		0x34, 0xdc, 0xf3, 0xf3, 0xd3, 0x73, 0x52, 0x15,
		0x3c, 0xf3, 0x92, 0xf5, 0x34, 0x79, 0xb9, 0x78,

        new byte[] {0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19},
        Longs.toByteArray(0x1213141516171819L));
    assertByteArrayEquals(
        new byte[] {
          (byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC,
          (byte) 0xBB, (byte) 0xAA, (byte) 0x99, (byte) 0x88
        },
        Longs.toByteArray(0xFFEEDDCCBBAA9988L));
  }

  public void testFromByteArray() {
    assertThat(

        .isEqualTo(new byte[] {(byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC});
  }

  public void testFromByteArray() {
    assertThat(Ints.fromByteArray(new byte[] {0x12, 0x13, 0x14, 0x15, 0x33})).isEqualTo(0x12131415);
    assertThat(Ints.fromByteArray(new byte[] {(byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC}))
        .isEqualTo(0xFFEEDDCC);
  }

  public void testFromByteArrayFails() {