}

		obj, err := x.getIdx(i)
		if err != nil {
			return nil, err
		}
		switch ver.header.Type {
		case ObjectType:
			if obj.ObjectV2 == nil {
				return nil, errors.New("obj.ObjectV2 unexpectedly nil")
			}
			dds = append(dds, uuid.UUID(obj.ObjectV2.DataDir).String())
			if obj.ObjectV2.VersionID == [16]byte{} {
				dds = append(dds, nullVersionID)
			} else {

	}
	r, err := NewReader(bytes.NewReader(data), int64(len(data)))
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	for _, f := range r.File {
		r, err := f.Open()
		if err != nil {
			t.Fatalf("unexpected error: %v", err)
		}
		if _, err := io.Copy(io.Discard, r); err != nil {
			t.Fatalf("unexpected error: %v", err)
		}
	}
}

func TestBaseOffsetPlusOverflow(t *testing.T) {

		if err != nil {
			if err != io.EOF {
				t.Error("unexpected error on ReadRune:", err)
			}
			break
		}
		got += string(r1)
		// Put it back and read it again.
		if err = r.UnreadRune(); err != nil {
			t.Fatal("unexpected error on UnreadRune:", err)
		}
		r2, _, err := r.ReadRune()
		if err != nil {
			t.Fatal("unexpected error reading after unreading:", err)
		}
		if r1 != r2 {

			if errP != nil {
				t.Fatalf("Unexpected err: %#v", errP)
			}
			rec = httptest.NewRecorder()
			apiRouter.ServeHTTP(rec, req)
			checkRespErr(rec, http.StatusOK)
			header := rec.Header()
			if v, ok := header["ETag"]; ok {
				etag := v[0]
				if etag == "" {
					t.Fatalf("Unexpected empty etag")
				}

		Code:           "ParseUnexpectedOperator",
		Description:    "The SQL expression contains an unexpected operator.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrParseUnexpectedTerm: {
		Code:           "ParseUnexpectedTerm",
		Description:    "The SQL expression contains an unexpected term.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrParseUnexpectedToken: {

    ASSERT_EQ(nodes.size(), fdef.node_def_size())
        << "Got unexpected number of nodes. Expected: ["
        << absl::StrJoin(nodes, ", ")
        << "] Actual nodes in fdef: " << fdef.DebugString();
    for (const NodeDef& node_def : fdef.node_def()) {
      ASSERT_TRUE(nodes.find(node_def.name()) != nodes.end())
          << "Got unexpected node: " << node_def.name()
          << " in fdef: " << fdef.DebugString();
    }

				return nil, errDiskAccessDenied
			}
			storageLogOnceIf(GlobalContext, err, "check-format-json") // log unexpected errors
			return nil, errCorruptedBackend
		} else if osIsPermission(err) {
			return nil, errDiskAccessDenied
		}
		storageLogOnceIf(GlobalContext, err, "check-format-json") // log unexpected errors
		return nil, errCorruptedBackend
	}
	return fi, nil
}

		if testCase.expectedErrType == nil && err != nil {
			t.Errorf("Test %d, unexpected err is received: %v, expected:%v\n", i+1, err, testCase.expectedErrType)
		}
		if testCase.expectedErrType != nil && !isSameType(err, testCase.expectedErrType) {
			t.Errorf("Test %d, unexpected err is received: %v, expected:%v\n", i+1, err, testCase.expectedErrType)
		}
	}
}

	fi, err := xlStorage.ReadVersion(t.Context(), "", "exists-legacy", "as-file", "", ReadOptions{})
	if err != nil {
		t.Fatalf("Unable to read older 'xl.json' content: %s", err)
	}

	if !fi.XLV1 {
		t.Fatal("Unexpected 'xl.json' content should be correctly interpreted as legacy content")
	}
}

// TestXLStorageReadVersion - TestXLStorages the functionality implemented by xlStorage ReadVersion storage API.

	defer ri.mu.Unlock()

	// OK, parse data.
	if _, err = ri.UnmarshalMsg(data[4:]); err != nil {
		return err
	}

	switch ri.Version {
	case batchReplVersionV1:
	default:
		return fmt.Errorf("unexpected batch %s meta version: %d", ri.JobType, ri.Version)
	}

	return nil
}

func (ri *batchJobInfo) clone() *batchJobInfo {
	ri.mu.RLock()
	defer ri.mu.RUnlock()

	return &batchJobInfo{