De-flake setup of mem WQ restart test

Signed-off-by: Maurice van Veen <github@mauricevanveen.com>

server/norace_test.go

@@ -10729,27 +10729,42 @@ func TestNoRaceJetStreamClusterMemoryWorkQueueLastSequenceResetAfterRestart(t *t
 			nc, js := jsClientConnect(t, c.randomServer())
 			defer nc.Close()
 
-			_, err := js.AddStream(&nats.StreamConfig{
-				Name:      fmt.Sprintf("TEST:%d", n),
-				Storage:   nats.MemoryStorage,
-				Retention: nats.WorkQueuePolicy,
-				Subjects:  []string{fmt.Sprintf("foo.%d.*", n)},
-				Replicas:  3,
-			}, nats.MaxWait(30*time.Second))
-			require_NoError(t, err)
+			checkFor(t, 5*time.Second, time.Second, func() error {
+				_, err := js.AddStream(&nats.StreamConfig{
+					Name:      fmt.Sprintf("TEST:%d", n),
+					Storage:   nats.MemoryStorage,
+					Retention: nats.WorkQueuePolicy,
+					Subjects:  []string{fmt.Sprintf("foo.%d.*", n)},
+					Replicas:  3,
+				}, nats.MaxWait(time.Second))
+				return err
+			})
+
 			subj := fmt.Sprintf("foo.%d.bar", n)
 			for i := 0; i < 22; i++ {
-				js.Publish(subj, nil)
+				checkFor(t, 5*time.Second, time.Second, func() error {
+					_, err := js.Publish(subj, nil)
+					return err
+				})
 			}
-			// Now consumer them all as well.
-			sub, err := js.PullSubscribe(subj, "wq")
-			require_NoError(t, err)
-			msgs, err := sub.Fetch(22, nats.MaxWait(20*time.Second))
-			require_NoError(t, err)
+			// Now consume them all as well.
+			var err error
+			var sub *nats.Subscription
+			checkFor(t, 5*time.Second, time.Second, func() error {
+				sub, err = js.PullSubscribe(subj, "wq")
+				return err
+			})
+
+			var msgs []*nats.Msg
+			checkFor(t, 5*time.Second, time.Second, func() error {
+				msgs, err = sub.Fetch(22, nats.MaxWait(time.Second))
+				return err
+			})
 			require_Equal(t, len(msgs), 22)
 			for _, m := range msgs {
-				err := m.AckSync()
-				require_NoError(t, err)
+				checkFor(t, 5*time.Second, time.Second, func() error {
+					return m.AckSync()
+				})
 			}
 		}(i)
 	}