Function TestPublishWithScheduleSource

jetstream/test/publish_test.go:2251–2310

(t *testing.T)

}

func TestPublishWithScheduleSource(t *testing.T) {
	srv := RunBasicJetStreamServer()
	defer shutdownJSServerAndRemoveStorage(t, srv)
	nc, err := nats.Connect(srv.ClientURL())
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}
	defer nc.Close()

	js, err := jetstream.New(nc)
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}

	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
	defer cancel()
	stream, err := js.CreateStream(ctx, jetstream.StreamConfig{
		Name:              "SCHED",
		Subjects:          []string{"schedule.>", "target.>", "source.>"},
		AllowMsgSchedules: true,
	})
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}
	cons, err := js.CreateConsumer(ctx, "SCHED", jetstream.ConsumerConfig{
		FilterSubject: "target.>",
	})
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}

	ack, err := js.Publish(ctx, "schedule.sample", nil,
		jetstream.WithScheduleEvery(time.Second),
		jetstream.WithScheduleTarget("target.sample"),
		jetstream.WithScheduleSource("source.data"),
	)
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}

	gotMsg, err := stream.GetMsg(ctx, ack.Sequence)
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}
	if got := gotMsg.Header.Get(jetstream.ScheduleSourceHeader); got != "source.data" {
		t.Fatalf("Expected schedule source header %q; got: %q", "source.data", got)
	}

	if _, err := js.Publish(ctx, "source.data", []byte("hello")); err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}
	msg, err := cons.Next(jetstream.FetchMaxWait(5 * time.Second))
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}
	if string(msg.Data()) != "hello" {
		t.Fatalf("Expected message data %q; got: %q", "hello", string(msg.Data()))
	}