5fb68fed4a
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- Add integration tests for UpdateVersionCache, SubscribeToEventStored - Add cross-node broadcasting integration tests - Add example demonstrating NATSEventBus + JetStreamEventStore integration - Fix unsafe type assertions in example with ok pattern - Add documentation for EventStored schema - Add helper methods: GetCachedVersion, SetBroadcaster, Close - Add constructors: NewNATSEventBusWithBroadcaster, NewNATSEventBusWithStore
431 lines
10 KiB
Go
431 lines
10 KiB
Go
//go:build integration
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package store
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import (
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"context"
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"log"
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"os"
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"testing"
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"time"
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"git.flowmade.one/flowmade-one/aether"
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"github.com/nats-io/nats.go"
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"github.com/nats-io/nats-server/v2/server"
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)
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func setupNatsServer() (*server.Server, *nats.Conn, func()) {
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opts := &server.Options{
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Port: -1,
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JetStream: true,
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StoreDir: "/tmp/nats-test-" + time.Now().Format("20060102150405"),
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}
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s, err := server.NewServer(opts)
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if err != nil {
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log.Fatal("Failed to create NATS server:", err)
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}
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go s.Start()
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if !s.ReadyForConnections(4 * time.Second) {
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log.Fatal("NATS server failed to start")
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}
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nc, err := nats.Connect(s.ClientURL())
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if err != nil {
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s.Shutdown()
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log.Fatal("Failed to connect to NATS:", err)
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}
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return s, nc, func() {
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nc.Close()
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s.Shutdown()
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os.RemoveAll(opts.StoreDir)
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}
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}
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func TestUpdateVersionCache(t *testing.T) {
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s, nc, cleanup := setupNatsServer()
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defer cleanup()
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ctx := context.Background()
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store, err := NewJetStreamEventStore(nc, "test_update_cache")
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if err != nil {
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t.Fatalf("Failed to create store: %v", err)
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}
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defer store.Close(ctx)
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actorID := "test-actor-1"
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tests := []struct {
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name string
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cachedVersion int64
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newVersion int64
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expectUpdate bool
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expectVersion int64
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}{
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{
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name: "update when new version is greater",
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cachedVersion: 5,
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newVersion: 10,
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expectUpdate: true,
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expectVersion: 10,
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},
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{
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name: "do not update when new version is equal",
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cachedVersion: 5,
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newVersion: 5,
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expectUpdate: false,
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expectVersion: 5,
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},
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{
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name: "do not update when new version is less",
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cachedVersion: 10,
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newVersion: 5,
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expectUpdate: false,
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expectVersion: 10,
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},
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{
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name: "update when no cached version exists",
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cachedVersion: 0,
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newVersion: 1,
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expectUpdate: true,
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expectVersion: 1,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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// Set up cached version
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store.versions = make(map[string]int64)
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store.versions[actorID] = tt.cachedVersion
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// Call UpdateVersionCache
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store.UpdateVersionCache(actorID, tt.newVersion)
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// Verify result
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if tt.expectUpdate {
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if version, ok := store.versions[actorID]; !ok {
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t.Error("Expected version to be updated but it wasn't cached")
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} else if version != tt.expectVersion {
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t.Errorf("Expected version %d, got %d", tt.expectVersion, version)
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}
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} else {
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if version, ok := store.versions[actorID]; !ok {
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t.Error("Expected version to remain cached")
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} else if version != tt.expectVersion {
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t.Errorf("Expected version to remain %d, got %d", tt.expectVersion, version)
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}
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}
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})
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}
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}
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func TestUpdateVersionCache_Concurrent(t *testing.T) {
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s, nc, cleanup := setupNatsServer()
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defer cleanup()
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ctx := context.Background()
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store, err := NewJetStreamEventStore(nc, "test_update_cache_concurrent")
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if err != nil {
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t.Fatalf("Failed to create store: %v", err)
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}
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defer store.Close(ctx)
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actorID := "concurrent-actor"
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store.versions[actorID] = 1
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const numGoroutines = 50
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const maxVersion = 100
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var done = make(chan struct{})
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var updates int32
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for i := 0; i < numGoroutines; i++ {
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version := int64(1 + (i % maxVersion))
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go func(v int64) {
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store.UpdateVersionCache(actorID, v)
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select {
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case <-done:
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default:
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updates++
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}
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}(version)
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}
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close(done)
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time.Sleep(100 * time.Millisecond)
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finalVersion := store.versions[actorID]
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if finalVersion > maxVersion {
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t.Errorf("Expected version to be at most %d, got %d", maxVersion, finalVersion)
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}
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}
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func TestSubscribeToEventStored(t *testing.T) {
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if testing.Short() {
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t.Skip("skipping integration test")
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}
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s, nc, cleanup := setupNatsServer()
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defer cleanup()
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ctx := context.Background()
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store, err := NewJetStreamEventStore(nc, "test_subscribe_event_stored")
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if err != nil {
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t.Fatalf("Failed to create store: %v", err)
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}
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defer store.Close(ctx)
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eventBusWithStore := NewNATSEventBusWithBroadcaster(nc, store, "")
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if eventBusWithStore == nil {
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t.Fatalf("Failed to create event bus with broadcaster")
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}
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defer eventBusWithStore.Stop()
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ch := eventBusWithStore.SubscribeToEventStored("*")
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if ch == nil {
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t.Fatal("SubscribeToEventStored returned nil channel")
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}
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actorID := "subscribe-test-actor"
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event := &aether.Event{
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ID: uuid.New().String(),
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EventType: "TestEvent",
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ActorID: actorID,
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Version: 1,
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Data: map[string]interface{}{"key": "value"},
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Timestamp: time.Now(),
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}
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eventBusWithStore.Publish("", event)
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select {
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case receivedEvent := <-ch:
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if receivedEvent.EventType != aether.EventTypeEventStored {
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t.Errorf("Expected EventTypeEventStored, got %s", receivedEvent.EventType)
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}
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if receivedEvent.ActorID != actorID {
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t.Errorf("Expected actorID %s, got %s", actorID, receivedEvent.ActorID)
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}
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data, ok := receivedEvent.Data["actorId"].(string)
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if !ok || data != actorID {
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t.Errorf("Expected actorId in data to be %s", actorID)
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}
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case <-time.After(2 * time.Second):
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t.Fatal("Timeout waiting for EventStored event")
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}
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}
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func TestCrossNodeBroadcasting_SingleNode(t *testing.T) {
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if testing.Short() {
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t.Skip("skipping integration test")
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}
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s, nc, cleanup := setupNatsServer()
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defer cleanup()
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ctx := context.Background()
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store, err := NewJetStreamEventStore(nc, "test_single_node_broadcast")
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if err != nil {
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t.Fatalf("Failed to create store: %v", err)
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}
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defer store.Close(ctx)
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eventBus := NewNATSEventBusWithBroadcaster(nc, store, "")
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defer eventBus.Stop()
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actorID := "broadcast-test-actor-1"
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localCh := eventBus.Subscribe("")
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event := &aether.Event{
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ID: uuid.New().String(),
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EventType: "OrderPlaced",
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ActorID: actorID,
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Version: 1,
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Data: map[string]interface{}{"total": 99.99},
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Timestamp: time.Now(),
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}
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eventBus.Publish("", event)
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select {
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case receivedEvent := <-localCh:
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if receivedEvent.EventType != "OrderPlaced" {
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t.Errorf("Expected OrderPlaced, got %s", receivedEvent.EventType)
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}
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if receivedEvent.ActorID != actorID {
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t.Errorf("Expected actorID %s, got %s", actorID, receivedEvent.ActorID)
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}
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case <-time.After(2 * time.Second):
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t.Fatal("Timeout waiting for broadcast event")
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}
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}
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func TestCrossNodeBroadcasting_MultiNode(t *testing.T) {
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if testing.Short() {
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t.Skip("skipping integration test")
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}
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s1, nc1, cleanup1 := setupNatsServer()
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defer cleanup1()
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s2, nc2, cleanup2 := setupNatsServer()
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defer cleanup2()
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ctx := context.Background()
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store1, err := NewJetStreamEventStore(nc1, "test_multi_node_1")
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if err != nil {
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t.Fatalf("Failed to create store 1: %v", err)
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}
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store2, err := NewJetStreamEventStore(nc2, "test_multi_node_2")
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if err != nil {
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t.Fatalf("Failed to create store 2: %v", err)
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}
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eventBus1 := NewNATSEventBusWithBroadcaster(nc1, store1, "")
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eventBus2 := NewNATSEventBusWithBroadcaster(nc2, store2, "")
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defer eventBus1.Stop()
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defer eventBus2.Stop()
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actorID := "multi-node-actor"
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receiverCh := eventBus2.Subscribe("")
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event := &aether.Event{
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ID: uuid.New().String(),
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EventType: "InventoryReserved",
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ActorID: actorID,
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Version: 1,
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Data: map[string]interface{}{"quantity": 5},
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Timestamp: time.Now(),
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}
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eventBus1.Publish("", event)
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select {
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case receivedEvent := <-receiverCh:
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if receivedEvent.EventType != "InventoryReserved" {
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t.Errorf("Expected InventoryReserved, got %s", receivedEvent.EventType)
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}
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if receivedEvent.ActorID != actorID {
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t.Errorf("Expected actorID %s, got %s", actorID, receivedEvent.ActorID)
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}
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case <-time.After(3 * time.Second):
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t.Fatal("Timeout waiting for cross-node event")
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}
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}
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func TestCrossNodeBroadcasting_NamespaceIsolation(t *testing.T) {
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if testing.Short() {
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t.Skip("skipping integration test")
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}
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s, nc, cleanup := setupNatsServer()
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defer cleanup()
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ctx := context.Background()
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tenantAStore, err := NewJetStreamEventStoreWithNamespace(nc, "events", "tenant-a")
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if err != nil {
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t.Fatalf("Failed to create tenant A store: %v", err)
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}
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tenantBStore, err := NewJetStreamEventStoreWithNamespace(nc, "events", "tenant-b")
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if err != nil {
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t.Fatalf("Failed to create tenant B store: %v", err)
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}
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tenantAEventBus := NewNATSEventBusWithBroadcaster(nc, tenantAStore, "tenant-a")
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tenantBEventBus := NewNATSEventBusWithBroadcaster(nc, tenantBStore, "tenant-b")
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defer tenantAEventBus.Stop()
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defer tenantBEventBus.Stop()
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tenantACh := tenantAEventBus.Subscribe("tenant-a")
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tenantBCh := tenantBEventBus.Subscribe("tenant-b")
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actorID := "tenant-actor"
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event := &aether.Event{
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ID: uuid.New().String(),
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EventType: "TenantEvent",
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ActorID: actorID,
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Version: 1,
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Data: map[string]interface{}{"data": "tenant-a"},
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Timestamp: time.Now(),
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}
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tenantAEventBus.Publish("tenant-a", event)
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select {
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case receivedEvent := <-tenantACh:
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if receivedEvent.EventType != "TenantEvent" {
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t.Errorf("Expected TenantEvent in tenant A, got %s", receivedEvent.EventType)
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}
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case <-time.After(2 * time.Second):
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t.Error("Timeout waiting for tenant A to receive event")
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}
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select {
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case <-tenantBCh:
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t.Error("Tenant B should not receive tenant A's events")
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case <-time.After(1 * time.Second):
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// Expected - tenant B should not receive events from tenant A
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}
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}
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func TestUpdateVersionCache_EventStored(t *testing.T) {
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if testing.Short() {
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t.Skip("skipping integration test")
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}
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s, nc, cleanup := setupNatsServer()
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defer cleanup()
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ctx := context.Background()
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store, err := NewJetStreamEventStore(nc, "test_version_cache_eventstored")
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if err != nil {
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t.Fatalf("Failed to create store: %v", err)
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}
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eventBus := NewNATSEventBusWithBroadcaster(nc, store, "")
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defer eventBus.Stop()
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actorID := "version-cache-actor"
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store.UpdateVersionCache(actorID, 5)
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event := &aether.Event{
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ID: uuid.New().String(),
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EventType: "TestEvent",
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ActorID: actorID,
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Version: 10,
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Data: map[string]interface{}{"test": true},
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Timestamp: time.Now(),
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}
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eventBus.Publish("", event)
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time.Sleep(100 * time.Millisecond)
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storedVersion, err := store.GetLatestVersion(actorID)
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if err != nil {
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t.Fatalf("Failed to get latest version: %v", err)
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}
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if storedVersion != 10 {
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t.Errorf("Expected version 10, got %d", storedVersion)
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}
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cacheVersion, ok := store.GetCachedVersion(actorID)
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if !ok {
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t.Error("Expected version to be in cache")
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} else if cacheVersion != 10 {
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t.Errorf("Expected cached version 10, got %d", cacheVersion)
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}
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} |