use all() for futures and track connections

tests/testinterop.nim

@@ -83,6 +83,7 @@ proc testPubSubDaemonPublish(gossip: bool = false,
     let smsg = cast[string](data)
     check smsg == pubsubData
     times.inc()
+    echo "TIMES ", times
     if times >= count and not finished:
       finished = true
 
@@ -107,6 +108,7 @@ proc testPubSubDaemonPublish(gossip: bool = false,
 
   await wait(publisher(), 5.minutes) # should be plenty of time
 
+  echo "HEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE"
   result = true
   await nativeNode.stop()
   await allFutures(awaiters)
@@ -142,6 +144,7 @@ proc testPubSubNodePublish(gossip: bool = false,
     let smsg = cast[string](message.data)
     check smsg == pubsubData
     times.inc()
+    echo "TIMES ", times
     if times >= count and not finished:
       finished = true
     result = true # don't cancel subscription
@@ -353,6 +356,7 @@ suite "Interop":
           check line == test
           await conn.writeLp(cast[seq[byte]](test))
           count.inc()
+          echo "COUNT ", count
 
         testFuture.complete(count)
         await conn.close()