}

        @Test
        @DisplayName("unsetFlag should remove specified flags")
        void testUnsetFlag() {
            // Test unsetting an existing flag
            message.flags = DcerpcConstants.RPC_C_PF_BROADCAST | DcerpcConstants.RPC_C_PF_NO_FRAGMENT;
            message.unsetFlag(DcerpcConstants.RPC_C_PF_BROADCAST);

        m.setFlag(FLAG_A);
        assertTrue(m.isFlagSet(FLAG_A));
        // unset correctly removes the flag
        m.unsetFlag(FLAG_A);
        assertFalse(m.isFlagSet(FLAG_A));
        // Test another flag
        m.setFlag(FLAG_B);
        assertTrue(m.isFlagSet(FLAG_B));
        m.unsetFlag(FLAG_B);
        assertFalse(m.isFlagSet(FLAG_B));
    }

    private static final class ResultMsg extends TestMessage {

     */
    public boolean isFlagSet(final int flag) {
        return (this.flags & flag) == flag;
    }

    /**
     * Remove flag
     *
     * @param flag the flag to remove
     */
    public void unsetFlag(final int flag) {
        this.flags &= ~flag;
    }

    /**
     * Set flag
     *
     * @param flag the flag to set
     */
    public void setFlag(final int flag) {
        this.flags |= flag;

     */
    public boolean isFlagSet(final int flag) {
        return (flags & flag) == flag;
    }

    /**
     * Unsets a specific flag
     * @param flag the flag to unset
     */
    public void unsetFlag(final int flag) {
        flags &= ~flag;
    }

    /**
     * Sets a specific flag
     * @param flag the flag to set
     */
    public void setFlag(final int flag) {
        flags |= flag;
    }