micro/broker/http_test.go

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package broker_test
import (
"sync"
"testing"
"time"
"github.com/google/uuid"
"github.com/micro/go-micro/v2/broker"
"github.com/micro/go-micro/v2/registry"
"github.com/micro/go-micro/v2/registry/memory"
)
var (
// mock data
testData = map[string][]*registry.Service{
"foo": {
{
Name: "foo",
Version: "1.0.0",
Nodes: []*registry.Node{
{
Id: "foo-1.0.0-123",
Address: "localhost:9999",
},
{
Id: "foo-1.0.0-321",
Address: "localhost:9999",
},
},
},
{
Name: "foo",
Version: "1.0.1",
Nodes: []*registry.Node{
{
Id: "foo-1.0.1-321",
Address: "localhost:6666",
},
},
},
{
Name: "foo",
Version: "1.0.3",
Nodes: []*registry.Node{
{
Id: "foo-1.0.3-345",
Address: "localhost:8888",
},
},
},
},
}
)
func newTestRegistry() registry.Registry {
return memory.NewRegistry(memory.Services(testData))
}
func sub(be *testing.B, c int) {
be.StopTimer()
m := newTestRegistry()
b := broker.NewBroker(broker.Registry(m))
topic := uuid.New().String()
if err := b.Init(); err != nil {
be.Fatalf("Unexpected init error: %v", err)
}
if err := b.Connect(); err != nil {
be.Fatalf("Unexpected connect error: %v", err)
}
msg := &broker.Message{
Header: map[string]string{
"Content-Type": "application/json",
},
Body: []byte(`{"message": "Hello World"}`),
}
var subs []broker.Subscriber
done := make(chan bool, c)
for i := 0; i < c; i++ {
sub, err := b.Subscribe(topic, func(p broker.Event) error {
done <- true
m := p.Message()
if string(m.Body) != string(msg.Body) {
be.Fatalf("Unexpected msg %s, expected %s", string(m.Body), string(msg.Body))
}
return nil
}, broker.Queue("shared"))
if err != nil {
be.Fatalf("Unexpected subscribe error: %v", err)
}
subs = append(subs, sub)
}
for i := 0; i < be.N; i++ {
be.StartTimer()
if err := b.Publish(topic, msg); err != nil {
be.Fatalf("Unexpected publish error: %v", err)
}
<-done
be.StopTimer()
}
for _, sub := range subs {
sub.Unsubscribe()
}
if err := b.Disconnect(); err != nil {
be.Fatalf("Unexpected disconnect error: %v", err)
}
}
func pub(be *testing.B, c int) {
be.StopTimer()
m := newTestRegistry()
b := broker.NewBroker(broker.Registry(m))
topic := uuid.New().String()
if err := b.Init(); err != nil {
be.Fatalf("Unexpected init error: %v", err)
}
if err := b.Connect(); err != nil {
be.Fatalf("Unexpected connect error: %v", err)
}
msg := &broker.Message{
Header: map[string]string{
"Content-Type": "application/json",
},
Body: []byte(`{"message": "Hello World"}`),
}
done := make(chan bool, c*4)
sub, err := b.Subscribe(topic, func(p broker.Event) error {
done <- true
m := p.Message()
if string(m.Body) != string(msg.Body) {
be.Fatalf("Unexpected msg %s, expected %s", string(m.Body), string(msg.Body))
}
return nil
}, broker.Queue("shared"))
if err != nil {
be.Fatalf("Unexpected subscribe error: %v", err)
}
var wg sync.WaitGroup
ch := make(chan int, c*4)
be.StartTimer()
for i := 0; i < c; i++ {
go func() {
for range ch {
if err := b.Publish(topic, msg); err != nil {
be.Fatalf("Unexpected publish error: %v", err)
}
select {
case <-done:
case <-time.After(time.Second):
}
wg.Done()
}
}()
}
for i := 0; i < be.N; i++ {
wg.Add(1)
ch <- i
}
wg.Wait()
be.StopTimer()
sub.Unsubscribe()
close(ch)
close(done)
if err := b.Disconnect(); err != nil {
be.Fatalf("Unexpected disconnect error: %v", err)
}
}
func TestBroker(t *testing.T) {
m := newTestRegistry()
b := broker.NewBroker(broker.Registry(m))
if err := b.Init(); err != nil {
t.Fatalf("Unexpected init error: %v", err)
}
if err := b.Connect(); err != nil {
t.Fatalf("Unexpected connect error: %v", err)
}
msg := &broker.Message{
Header: map[string]string{
"Content-Type": "application/json",
},
Body: []byte(`{"message": "Hello World"}`),
}
done := make(chan bool)
sub, err := b.Subscribe("test", func(p broker.Event) error {
m := p.Message()
if string(m.Body) != string(msg.Body) {
t.Fatalf("Unexpected msg %s, expected %s", string(m.Body), string(msg.Body))
}
close(done)
return nil
})
if err != nil {
t.Fatalf("Unexpected subscribe error: %v", err)
}
if err := b.Publish("test", msg); err != nil {
t.Fatalf("Unexpected publish error: %v", err)
}
<-done
sub.Unsubscribe()
if err := b.Disconnect(); err != nil {
t.Fatalf("Unexpected disconnect error: %v", err)
}
}
func TestConcurrentSubBroker(t *testing.T) {
m := newTestRegistry()
b := broker.NewBroker(broker.Registry(m))
if err := b.Init(); err != nil {
t.Fatalf("Unexpected init error: %v", err)
}
if err := b.Connect(); err != nil {
t.Fatalf("Unexpected connect error: %v", err)
}
msg := &broker.Message{
Header: map[string]string{
"Content-Type": "application/json",
},
Body: []byte(`{"message": "Hello World"}`),
}
var subs []broker.Subscriber
var wg sync.WaitGroup
for i := 0; i < 10; i++ {
sub, err := b.Subscribe("test", func(p broker.Event) error {
defer wg.Done()
m := p.Message()
if string(m.Body) != string(msg.Body) {
t.Fatalf("Unexpected msg %s, expected %s", string(m.Body), string(msg.Body))
}
return nil
})
if err != nil {
t.Fatalf("Unexpected subscribe error: %v", err)
}
wg.Add(1)
subs = append(subs, sub)
}
if err := b.Publish("test", msg); err != nil {
t.Fatalf("Unexpected publish error: %v", err)
}
wg.Wait()
for _, sub := range subs {
sub.Unsubscribe()
}
if err := b.Disconnect(); err != nil {
t.Fatalf("Unexpected disconnect error: %v", err)
}
}
func TestConcurrentPubBroker(t *testing.T) {
m := newTestRegistry()
b := broker.NewBroker(broker.Registry(m))
if err := b.Init(); err != nil {
t.Fatalf("Unexpected init error: %v", err)
}
if err := b.Connect(); err != nil {
t.Fatalf("Unexpected connect error: %v", err)
}
msg := &broker.Message{
Header: map[string]string{
"Content-Type": "application/json",
},
Body: []byte(`{"message": "Hello World"}`),
}
var wg sync.WaitGroup
sub, err := b.Subscribe("test", func(p broker.Event) error {
defer wg.Done()
m := p.Message()
if string(m.Body) != string(msg.Body) {
t.Fatalf("Unexpected msg %s, expected %s", string(m.Body), string(msg.Body))
}
return nil
})
if err != nil {
t.Fatalf("Unexpected subscribe error: %v", err)
}
for i := 0; i < 10; i++ {
wg.Add(1)
if err := b.Publish("test", msg); err != nil {
t.Fatalf("Unexpected publish error: %v", err)
}
}
wg.Wait()
sub.Unsubscribe()
if err := b.Disconnect(); err != nil {
t.Fatalf("Unexpected disconnect error: %v", err)
}
}
func BenchmarkSub1(b *testing.B) {
sub(b, 1)
}
func BenchmarkSub8(b *testing.B) {
sub(b, 8)
}
func BenchmarkSub32(b *testing.B) {
sub(b, 32)
}
func BenchmarkSub64(b *testing.B) {
sub(b, 64)
}
func BenchmarkSub128(b *testing.B) {
sub(b, 128)
}
func BenchmarkPub1(b *testing.B) {
pub(b, 1)
}
func BenchmarkPub8(b *testing.B) {
pub(b, 8)
}
func BenchmarkPub32(b *testing.B) {
pub(b, 32)
}
func BenchmarkPub64(b *testing.B) {
pub(b, 64)
}
func BenchmarkPub128(b *testing.B) {
pub(b, 128)
}