dns: fix dns query cache implementation

Ethan-Arrowood · targos · commit 6bddf587aec4 · 2025-06-03T09:43:22.000+02:00
PR-URL: #58404 Refs: #57640 Reviewed-By: Juan José Arboleda <soyjuanarbol@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Tim Perry <pimterry@gmail.com>
diff --git a/src/cares_wrap.cc b/src/cares_wrap.cc
@@ -879,9 +879,9 @@ void ChannelWrap::Setup() {
   }
 
   /* We do the call to ares_init_option for caller. */
-  const int optmask =
-      ARES_OPT_FLAGS | ARES_OPT_TIMEOUTMS |
-      ARES_OPT_SOCK_STATE_CB | ARES_OPT_TRIES;
+  const int optmask = ARES_OPT_FLAGS | ARES_OPT_TIMEOUTMS |
+                      ARES_OPT_SOCK_STATE_CB | ARES_OPT_TRIES |
+                      ARES_OPT_QUERY_CACHE;
   r = ares_init_options(&channel_, &options, optmask);
 
   if (r != ARES_SUCCESS) {
diff --git a/test/parallel/test-dns.js b/test/parallel/test-dns.js
@@ -415,7 +415,7 @@ assert.throws(() => {
         (answer) => Object.assign({ domain }, answer)
       ),
     }), port, address);
-  }, cases.length * 2 - 1));
+  }, cases.length * 2));
 
   server.bind(0, common.mustCall(() => {
     const address = server.address();
