Make sure PushActive is nil for pull consumers

Signed-off-by: Derek Collison <derek@nats.io>

server/consumer.go

@@ -1477,7 +1477,7 @@ func (o *consumer) info() *ConsumerInfo {
 		return nil
 	}
 	js := o.js
-	if o.active {
+	if o.isPushMode() && o.active {
 		pa = &PushActive{
 			Subject: o.dsubj,
 			Queue:   o.qgroup,

server/jetstream_test.go

@@ -11860,6 +11860,7 @@ func TestJetStreamPushConsumerInfo(t *testing.T) {
 			Config: ConsumerConfig{
 				Durable:        name,
 				DeliverSubject: deliver,
+				AckPolicy:      AckExplicit,
 			},
 		}
 		req, err := json.Marshal(creq)
@@ -11928,6 +11929,12 @@ func TestJetStreamPushConsumerInfo(t *testing.T) {
 	if ci := consumerInfo("ik"); ci.Active != nil {
 		t.Fatalf("Expected active to be nil, got %+v\n", ci.Active)
 	}
+
+	// Make sure pull consumers report Active as nil.
+	createConsumer("rip", _EMPTY_)
+	if ci := consumerInfo("rip"); ci.Active != nil {
+		t.Fatalf("Expected active to be nil, got %+v\n", ci.Active)
+	}
 }
 
 // Issue #2213