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Monorepo for Tangled
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2.3 kB · 105 lines
Go
at master
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import ( "context" "io" "log/slog" "path/filepath" "sync" "testing" "time"
"tangled.org/core/eventconsumer/cursor" "tangled.org/core/eventstream")
func sqliteCursorStore(t *testing.T) cursor.Store { t.Helper() store, err := cursor.NewSQLiteStore(filepath.Join(t.TempDir(), "spindle.db")) if err != nil { t.Fatalf("new sqlite cursor store: %v", err) } return store}
func drainProcessed(t *testing.T, store cursor.Store, source Source, expected int) []int64 { t.Helper()
var mu sync.Mutex var seen []int64
c := NewConsumer(ConsumerConfig{ ProcessFunc: func(_ context.Context, _ Source, msg eventstream.Event) error { mu.Lock() seen = append(seen, msg.Created) mu.Unlock() return nil }, WorkerCount: 1, QueueSize: 16, ConnectionTimeout: 2 * time.Second, CursorStore: store, Logger: slog.New(slog.NewTextHandler(io.Discard, nil)), })
ctx, cancel := context.WithCancel(context.Background()) defer cancel() c.Start(ctx) c.AddSource(ctx, source)
deadline := time.Now().Add(3 * time.Second) for time.Now().Before(deadline) { mu.Lock() n := len(seen) mu.Unlock() if n >= expected { break } time.Sleep(20 * time.Millisecond) }
c.Stop()
mu.Lock() defer mu.Unlock() return append([]int64(nil), seen...)}
func TestSpindleUpgrade_OrphanedCursorReplaysFromZero(t *testing.T) { src := &memSrc{} for i := range 8 { src.add(mkEv(i)) } source, _ := startEventServer(t, src)
store := sqliteCursorStore(t) store.Set(source.Host, 5)
seen := drainProcessed(t, store, source, 8)
if len(seen) != 8 { t.Fatalf("orphaned bare-host cursor processed %d events, want a full replay of 8: %v", len(seen), seen) }}
func TestSpindleUpgrade_MigratedCursorResumesNoReplay(t *testing.T) { src := &memSrc{} for i := range 8 { src.add(mkEv(i)) } source, _ := startEventServer(t, src)
store := sqliteCursorStore(t) store.Set(source.Host, 5)
MigrateLegacyCursor(store, source)
seen := drainProcessed(t, store, source, 3)
if len(seen) != 3 { t.Fatalf("migrated cursor processed %d events, want a resume of 3: %v", len(seen), seen) } if seen[0] != 6 || seen[2] != 8 { t.Fatalf("resumed events = %v, want [6 7 8]", seen) }}