Support socket activation by fd passing
Client: cpp
Patch: Federico Giovanardi

This closes #3211
diff --git a/test/tests.json b/test/tests.json
index 16b47ac..9731a88 100644
--- a/test/tests.json
+++ b/test/tests.json
@@ -404,13 +404,13 @@
       "buffered",
       "http",
       "framed",
-      "zlib",
-      "websocket"
+      "zlib"
     ],
     "sockets": [
       "ip",
       "ip-ssl",
-      "domain"
+      "domain",
+      "domain-socketactivated"
     ],
     "protocols": [
       "compact",