static-php-cli/src/globals/test-extensions.php

<?php

declare(strict_types=1);

# If you want to test new extensions here, just modify it.
$extensions = 'rar,bcmath,bz2,calendar,ctype,curl,dom,exif,fileinfo,filter,ftp,gd,gmp,iconv,xml,mbstring,mbregex,mysqlnd,openssl,pcntl,pdo,pdo_mysql,pdo_sqlite,phar,posix,redis,session,simplexml,soap,sockets,sqlite3,tokenizer,xmlwriter,xmlreader,zlib,zip';

echo $extensions;