[#668] shard/test: Properly check event processing

See https://git.frostfs.info/TrueCloudLab/frostfs-node/actions/runs/1594/jobs/2

Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>

pkg/local_object_storage/shard/gc.go

@@ -160,33 +160,37 @@ func (gc *gc) listenEvents(ctx context.Context) {
 			return
 		}
 
-		v, ok := gc.mEventHandler[event.typ()]
-		if !ok {
-			continue
-		}
+		gc.handleEvent(ctx, event)
+	}
+}
 
-		v.cancelFunc()
-		v.prevGroup.Wait()
+func (gc *gc) handleEvent(ctx context.Context, event Event) {
+	v, ok := gc.mEventHandler[event.typ()]
+	if !ok {
+		return
+	}
 
-		var runCtx context.Context
-		runCtx, v.cancelFunc = context.WithCancel(ctx)
+	v.cancelFunc()
+	v.prevGroup.Wait()
 
-		v.prevGroup.Add(len(v.handlers))
+	var runCtx context.Context
+	runCtx, v.cancelFunc = context.WithCancel(ctx)
 
-		for i := range v.handlers {
-			h := v.handlers[i]
+	v.prevGroup.Add(len(v.handlers))
 
-			err := gc.workerPool.Submit(func() {
-				defer v.prevGroup.Done()
-				h(runCtx, event)
-			})
-			if err != nil {
-				gc.log.Warn(logs.ShardCouldNotSubmitGCJobToWorkerPool,
-					zap.String("error", err.Error()),
-				)
+	for i := range v.handlers {
+		h := v.handlers[i]
 
-				v.prevGroup.Done()
-			}
+		err := gc.workerPool.Submit(func() {
+			defer v.prevGroup.Done()
+			h(runCtx, event)
+		})
+		if err != nil {
+			gc.log.Warn(logs.ShardCouldNotSubmitGCJobToWorkerPool,
+				zap.String("error", err.Error()),
+			)
+
+			v.prevGroup.Done()
 		}
 	}
 }

pkg/local_object_storage/shard/gc_test.go

@@ -4,12 +4,12 @@ import (
 	"context"
 	"errors"
 	"testing"
-	"time"
 
 	objectV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
 	objectCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
@@ -25,7 +25,12 @@ func Test_GCDropsLockedExpiredSimpleObject(t *testing.T) {
 		Value: 100,
 	}
 
-	sh := newCustomShard(t, false, shardOptions{metaOptions: []meta.Option{meta.WithEpochState(epoch)}})
+	sh := newCustomShard(t, false, shardOptions{
+		metaOptions: []meta.Option{meta.WithEpochState(epoch)},
+		additionalShardOptions: []Option{WithGCWorkerPoolInitializer(func(int) util.WorkerPool {
+			return util.NewPseudoWorkerPool() // synchronous event processing
+		})},
+	})
 
 	cnr := cidtest.ID()
 
@@ -60,14 +65,12 @@ func Test_GCDropsLockedExpiredSimpleObject(t *testing.T) {
 	require.NoError(t, err)
 
 	epoch.Value = 105
-	sh.NotificationChannel() <- EventNewEpoch(epoch.Value)
+	sh.gc.handleEvent(context.Background(), EventNewEpoch(epoch.Value))
 
 	var getPrm GetPrm
 	getPrm.SetAddress(objectCore.AddressOf(obj))
-	require.Eventually(t, func() bool {
-		_, err = sh.Get(context.Background(), getPrm)
-		return client.IsErrObjectNotFound(err)
-	}, 3*time.Second, 1*time.Second, "expired object must be deleted")
+	_, err = sh.Get(context.Background(), getPrm)
+	require.True(t, client.IsErrObjectNotFound(err), "expired object must be deleted")
 }
 
 func Test_GCDropsLockedExpiredComplexObject(t *testing.T) {
@@ -118,7 +121,12 @@ func Test_GCDropsLockedExpiredComplexObject(t *testing.T) {
 
 	linkID, _ := link.ID()
 
-	sh := newCustomShard(t, false, shardOptions{metaOptions: []meta.Option{meta.WithEpochState(epoch)}})
+	sh := newCustomShard(t, false, shardOptions{
+		metaOptions: []meta.Option{meta.WithEpochState(epoch)},
+		additionalShardOptions: []Option{WithGCWorkerPoolInitializer(func(int) util.WorkerPool {
+			return util.NewPseudoWorkerPool() // synchronous event processing
+		})},
+	})
 
 	lock := testutil.GenerateObjectWithCID(cnr)
 	lock.SetType(objectSDK.TypeLock)
@@ -152,10 +160,8 @@ func Test_GCDropsLockedExpiredComplexObject(t *testing.T) {
 	require.True(t, errors.As(err, &splitInfoError), "split info must be provided")
 
 	epoch.Value = 105
-	sh.NotificationChannel() <- EventNewEpoch(epoch.Value)
+	sh.gc.handleEvent(context.Background(), EventNewEpoch(epoch.Value))
 
-	require.Eventually(t, func() bool {
-		_, err = sh.Get(context.Background(), getPrm)
-		return client.IsErrObjectNotFound(err)
-	}, 3*time.Second, 1*time.Second, "expired complex object must be deleted on epoch after lock expires")
+	_, err = sh.Get(context.Background(), getPrm)
+	require.True(t, client.IsErrObjectNotFound(err), "expired complex object must be deleted on epoch after lock expires")
 }

pkg/local_object_storage/shard/shard_test.go

@@ -36,6 +36,8 @@ type shardOptions struct {
 	wcOpts      writecacheconfig.Options
 	bsOpts      []blobstor.Option
 	metaOptions []meta.Option
+
+	additionalShardOptions []Option
 }
 
 func newShard(t testing.TB, enableWriteCache bool) *Shard {
@@ -114,6 +116,7 @@ func newCustomShard(t testing.TB, enableWriteCache bool, o shardOptions) *Shard
 		}),
 		WithGCRemoverSleepInterval(100 * time.Millisecond),
 	}
+	opts = append(opts, o.additionalShardOptions...)
 
 	sh = New(opts...)