assertEquals(0, msg.readBytesWireFormat(new byte[15], index));
        assertEquals(0, msg.readBytesWireFormat(null, index));
    }

    @Test
    @DisplayName("toString formats correctly")
    void toStringFormatsCorrectly() {
        SmbComLogoffAndX msg = new SmbComLogoffAndX(null);
        String s = msg.toString();
        assertNotNull(s, "toString should not be null");