}
    }

    @Nested
    @DisplayName("Flag Operations Tests")
    class FlagOperationsTests {

        @Test
        @DisplayName("Should add flags correctly")
        void testAddFlags() {
            assertEquals(0, testMessage.getFlags());
            testMessage.addFlags(ServerMessageBlock2.SMB2_FLAGS_SIGNED);
            assertEquals(ServerMessageBlock2.SMB2_FLAGS_SIGNED, testMessage.getFlags());