fix the tests

Author: michalsn

admin/framework/composer.json

@@ -38,7 +38,9 @@
         "ext-memcached": "If you use Cache class MemcachedHandler with Memcached",
         "ext-mysqli": "If you use MySQL",
         "ext-oci8": "If you use Oracle Database",
+        "ext-pcntl": "If you use Signals",
         "ext-pgsql": "If you use PostgreSQL",
+        "ext-posix": "If you use Signals",
         "ext-readline": "Improves CLI::input() usability",
         "ext-redis": "If you use Cache class RedisHandler",
         "ext-simplexml": "If you format XML",