}

        try {
            URL url = new URL(null, smbUrl, new jcifs.smb.Handler());

            // Validate host
            String host = url.getHost();
            if (host == null || host.isEmpty()) {
                throw new SmbException("SMB URL missing host");
            }

            // Validate host format
            if (!isValidHost(host)) {

        final String endpoint = getInitParameter("endpoint", null, String.class);
        if (StringUtil.isNotBlank(endpoint)) {
            // For fake-gcs-server or custom endpoint
            builder.setHost(endpoint);
            builder.setCredentials(NoCredentials.getInstance());
            if (logger.isDebugEnabled()) {
                logger.debug("Using custom GCS endpoint: {}", endpoint);
            }

                return value;
            }
            return "localhost";
        }
        if (url.startsWith("file:")) {
            return "localhost";
        }

        return getHost(url);
    }

    /**
     * Get the role types.
     * @param responseData The response data.
     * @return The role types.
     */

                credentialsProvider.setCredentials(authScope, authentication.getCredentials());
                if (authScope.getHost() != null && authScheme != null) {
                    final HttpHost targetHost = new HttpHost(authScope.getHost(), authScope.getPort());
                    authCache.put(targetHost, authScheme);
                }
            }
        }

        tempDir = Files.createTempDirectory("smbtest");
        setupTestDirectoryStructure();

        // Configure SMB context and connection URL
        String host = sambaContainer.getHost();
        Integer port = sambaContainer.getMappedPort(SMB_PORT);
        baseUrl = "smb://" + host + ":" + port + "/";

        log.info("Samba container started - Base URL: {}", baseUrl);

                    getContext().getNameServiceClient().getByName(this.url.getHost(), true);
                } else {
                    // Cache server name resolution
                    getContext().getNameServiceClient().getByName(this.url.getHost()).getHostName();
                }
            } else {