assertTrue(true);
        }
    }

    // Helper methods to create mock zip files
    private void createMockThemeZip(Path zipPath) throws IOException {
        try (ZipOutputStream zos = new ZipOutputStream(Files.newOutputStream(zipPath))) {
            // Add view file
            ZipEntry viewEntry = new ZipEntry("view/index.ftl");
            zos.putNextEntry(viewEntry);

        return asStream(diagnosticId + ".zip").contentTypeOctetStream().stream(out -> {
            try (ZipOutputStream zos = new ZipOutputStream(out.stream())) {
                writeLogFiles(zos, diagnosticId);
                writeSystemProperties(zos, diagnosticId);
                writeFessBasicConfig(zos, diagnosticId);