frostfs-node/pkg/local_object_storage/metabase/version_test.go

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package meta
import (
"context"
"encoding/binary"
"errors"
"fmt"
"path/filepath"
"testing"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard/mode"
"github.com/stretchr/testify/require"
"go.etcd.io/bbolt"
)
type epochStateImpl struct{}
func (s epochStateImpl) CurrentEpoch() uint64 {
return 0
}
func TestVersion(t *testing.T) {
dir := t.TempDir()
newDB := func(t *testing.T) *DB {
return New(WithPath(filepath.Join(dir, t.Name())),
WithPermissions(0o600), WithEpochState(epochStateImpl{}))
}
check := func(t *testing.T, db *DB) {
require.NoError(t, db.boltDB.View(func(tx *bbolt.Tx) error {
b := tx.Bucket(shardInfoBucket)
if b == nil {
return errors.New("shard info bucket not found")
}
data := b.Get(versionKey)
if len(data) != 8 {
return errors.New("invalid version data")
}
if stored := binary.LittleEndian.Uint64(data); stored != version {
return fmt.Errorf("invalid version: %d != %d", stored, version)
}
return nil
}))
}
t.Run("simple", func(t *testing.T) {
db := newDB(t)
require.NoError(t, db.Open(context.Background(), mode.ReadWrite))
require.NoError(t, db.Init())
check(t, db)
require.NoError(t, db.Close())
t.Run("reopen", func(t *testing.T) {
require.NoError(t, db.Open(context.Background(), mode.ReadWrite))
require.NoError(t, db.Init())
check(t, db)
require.NoError(t, db.Close())
})
})
t.Run("old data", func(t *testing.T) {
db := newDB(t)
require.NoError(t, db.SetShardID([]byte{1, 2, 3, 4}, mode.ReadWrite))
require.NoError(t, db.Open(context.Background(), mode.ReadWrite))
require.NoError(t, db.Init())
check(t, db)
require.NoError(t, db.Close())
})
t.Run("invalid version", func(t *testing.T) {
db := newDB(t)
require.NoError(t, db.Open(context.Background(), mode.ReadWrite))
require.NoError(t, db.boltDB.Update(func(tx *bbolt.Tx) error {
return updateVersion(tx, version+1)
}))
require.NoError(t, db.Close())
require.NoError(t, db.Open(context.Background(), mode.ReadWrite))
require.Error(t, db.Init())
require.NoError(t, db.Close())
t.Run("reset", func(t *testing.T) {
require.NoError(t, db.Open(context.Background(), mode.ReadWrite))
require.NoError(t, db.Reset())
check(t, db)
require.NoError(t, db.Close())
})
})
}