[#384] shard: Add unit test

Add test to check that oject not found error will be returned,
if object doesn't exist in blobstore.

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>

pkg/local_object_storage/shard/gc_internal_test.go

@@ -0,0 +1,144 @@
+package shard
+
+import (
+	"context"
+	"path/filepath"
+	"testing"
+	"time"
+
+	objectCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/blobovniczatree"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/fstree"
+	"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/local_object_storage/pilorama"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
+	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
+	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
+	"github.com/panjf2000/ants/v2"
+	"github.com/stretchr/testify/require"
+	"go.uber.org/zap/zaptest"
+)
+
+func Test_ObjectNotFoundIfNotDeletedFromMetabase(t *testing.T) {
+	t.Parallel()
+
+	rootPath := t.TempDir()
+
+	var sh *Shard
+
+	l := &logger.Logger{Logger: zaptest.NewLogger(t)}
+	blobOpts := []blobstor.Option{
+		blobstor.WithLogger(&logger.Logger{Logger: zaptest.NewLogger(t)}),
+		blobstor.WithStorages([]blobstor.SubStorage{
+			{
+				Storage: blobovniczatree.NewBlobovniczaTree(
+					blobovniczatree.WithLogger(&logger.Logger{Logger: zaptest.NewLogger(t)}),
+					blobovniczatree.WithRootPath(filepath.Join(rootPath, "blob", "blobovnicza")),
+					blobovniczatree.WithBlobovniczaShallowDepth(1),
+					blobovniczatree.WithBlobovniczaShallowWidth(1)),
+				Policy: func(_ *object.Object, data []byte) bool {
+					return len(data) <= 1<<20
+				},
+			},
+			{
+				Storage: fstree.New(
+					fstree.WithPath(filepath.Join(rootPath, "blob"))),
+			},
+		}),
+	}
+
+	opts := []Option{
+		WithID(NewIDFromBytes([]byte{})),
+		WithLogger(l),
+		WithBlobStorOptions(blobOpts...),
+		WithMetaBaseOptions(
+			meta.WithPath(filepath.Join(rootPath, "meta")),
+			meta.WithEpochState(epochState{}),
+		),
+		WithPiloramaOptions(pilorama.WithPath(filepath.Join(rootPath, "pilorama"))),
+		WithDeletedLockCallback(func(_ context.Context, addresses []oid.Address) {
+			sh.HandleDeletedLocks(addresses)
+		}),
+		WithExpiredLocksCallback(func(ctx context.Context, epoch uint64, a []oid.Address) {
+			sh.HandleExpiredLocks(ctx, epoch, a)
+		}),
+		WithGCWorkerPoolInitializer(func(sz int) util.WorkerPool {
+			pool, err := ants.NewPool(sz)
+			require.NoError(t, err)
+			return pool
+		}),
+		WithGCRemoverSleepInterval(1 * time.Second),
+	}
+
+	sh = New(opts...)
+
+	require.NoError(t, sh.Open())
+	require.NoError(t, sh.Init(context.Background()))
+
+	t.Cleanup(func() {
+		require.NoError(t, sh.Close())
+	})
+
+	cnr := cidtest.ID()
+	obj := testutil.GenerateObjectWithCID(cnr)
+	objID, _ := obj.ID()
+	var addr oid.Address
+	addr.SetContainer(cnr)
+	addr.SetObject(objID)
+
+	var putPrm PutPrm
+	putPrm.SetObject(obj)
+
+	_, err := sh.Put(putPrm)
+	require.NoError(t, err)
+
+	var getPrm GetPrm
+	getPrm.SetAddress(objectCore.AddressOf(obj))
+	_, err = sh.Get(context.Background(), getPrm)
+	require.NoError(t, err, "failed to get")
+
+	//inhume
+	var inhumePrm InhumePrm
+	inhumePrm.MarkAsGarbage(addr)
+	_, err = sh.Inhume(context.Background(), inhumePrm)
+	require.NoError(t, err, "failed to inhume")
+	_, err = sh.Get(context.Background(), getPrm)
+	require.Error(t, err, "get returned error")
+	require.True(t, IsErrNotFound(err), "invalid error type")
+
+	//storageID
+	var metaStIDPrm meta.StorageIDPrm
+	metaStIDPrm.SetAddress(addr)
+	storageID, err := sh.metaBase.StorageID(metaStIDPrm)
+	require.NoError(t, err, "failed to get storage ID")
+
+	//check existance in blobstore
+	var bsExisted common.ExistsPrm
+	bsExisted.Address = addr
+	bsExisted.StorageID = storageID.StorageID()
+	exRes, err := sh.blobStor.Exists(context.Background(), bsExisted)
+	require.NoError(t, err, "failed to check blobstore existance")
+	require.True(t, exRes.Exists, "invalid blobstore existance result")
+
+	//drop from blobstor
+	var bsDeletePrm common.DeletePrm
+	bsDeletePrm.Address = addr
+	bsDeletePrm.StorageID = storageID.StorageID()
+	_, err = sh.blobStor.Delete(bsDeletePrm)
+	require.NoError(t, err, "failed to delete from blobstore")
+
+	//check existance in blobstore
+	exRes, err = sh.blobStor.Exists(context.Background(), bsExisted)
+	require.NoError(t, err, "failed to check blobstore existance")
+	require.False(t, exRes.Exists, "invalid blobstore existance result")
+
+	//get should return object not found
+	_, err = sh.Get(context.Background(), getPrm)
+	require.Error(t, err, "get returned no error")
+	require.True(t, IsErrNotFound(err), "invalid error type")
+}