}
                }

            } catch (Exception e) {
                fail("Failed to invoke makeTargetInfo via reflection: " + e.getMessage());
            }
        }

        @Test
        @DisplayName("makeTargetInfo should handle missing domain")
        void testMakeTargetInfo_NoDomain() throws IOException {
            // Given

        if (ti != null) {
            return ti;
        }

        ti = makeTargetInfo(tc, domain);
        TARGET_INFO_CACHE.put(domain, ti);
        return ti;
    }

    /**
     * @param domain
     * @param domainLength
     * @param server
     * @return
     */
    private static byte[] makeTargetInfo(final CIFSContext tc, final String domainStr) {
        byte[] domain = {};