if err != nil {
		t.Fatal(err)
	}
	if _, err := dw.Write(nil); err != nil {
		t.Errorf("Write(nil) to directory: got %v, want nil", err)
	}
	if _, err := dw.Write([]byte("hello")); err == nil {
		t.Error(`Write("hello") to directory: got nil error, want non-nil`)
	}
}

func TestWriterDirAttributes(t *testing.T) {
	var buf bytes.Buffer
	w := NewWriter(&buf)
	if _, err := w.CreateHeader(&FileHeader{

	if err := DB.Create(&product).Error; err != nil {
		t.Fatalf("failed to create product with nil any field, got error %v", err)
	}

	// Test updating/saving record with nil any field (should not panic)
	product.Name = "Product 1 (Updated)"
	if err := DB.Save(&product).Error; err != nil {
		t.Fatalf("failed to save product with nil any field, got error %v", err)
	}

	// Verify the record was saved correctly

		v, err := iter.String()
		if err != nil {
			return nil, err
		}
		return v, nil
	case simdjson.TypeFloat:
		v, err := iter.Float()
		if err != nil {
			return nil, err
		}
		return v, nil
	case simdjson.TypeInt:
		v, err := iter.Int()
		if err != nil {
			return nil, err
		}
		return v, nil
	case simdjson.TypeUint:
		v, err := iter.Int()
		if err != nil {
			// Can't fit into int, convert to float.

		data, err = readConfig(ctx, objAPI, configFile)
		if err != nil {
			if errors.Is(err, errConfigNotFound) {
				lookupConfigs(srvCfg, objAPI)
				return srvCfg, nil
			}
			return nil, err
		}

		data, err = decryptData(data, configFile)
		if err != nil {
			lookupConfigs(srvCfg, objAPI)
			return nil, err
		}
	}

	json := jsoniter.ConfigCompatibleWithStandardLibrary

	v := BaseOptions{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {

	v := BatchJobPrefix{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {

	v := localLockMap{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {

	if err != nil {
		return
	}
	err = en.WriteString(z.Name)
	if err != nil {
		err = msgp.WrapError(err, "Name")
		return
	}
	// write "Created"
	err = en.Append(0xa7, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x64)
	if err != nil {
		return
	}
	err = en.WriteTime(z.Created)
	if err != nil {
		err = msgp.WrapError(err, "Created")
		return
	}

	if client == nil {
		return nil, errPeerNotReachable
	}

	if values == nil {
		values = make(url.Values)
	}

	respBody, err = client.restClient.Call(ctx, method, values, body, length)
	if err == nil {
		return respBody, nil
	}

	if xnet.IsNetworkOrHostDown(err, true) {
		return nil, errPeerNotReachable
	}

	return nil, err
}

	users2, err := db.Joins(clause.LeftJoin.Association("Manager"), nil).
		Joins(clause.LeftJoin.Association("Manager.Company"), nil).
		Joins(clause.LeftJoin.Association("Manager.NamedPet.Toy"), nil).
		Joins(clause.LeftJoin.Association("NamedPet.Toy"), nil).
		Joins(clause.LeftJoin.Association("NamedPet").As("t"), nil).
		Where(map[string]any{"id": userIDs}).Find(ctx)

	if err != nil {
		t.Fatalf("Failed to load with joins, got error: %v", err)