if err != nil {
		return Config{}, err
	}
	return cfg, nil
}

const (
	skipVerify = "skip_verify"
)

// DefaultKVS is the default K/V config system for
// the STS TLS API.
var DefaultKVS = config.KVS{
	config.KV{
		Key:   skipVerify,
		Value: "off",
	},
}

type NSQArgs struct {
	Enable      bool      `json:"enable"`
	NSQDAddress xnet.Host `json:"nsqdAddress"`
	Topic       string    `json:"topic"`
	TLS         struct {
		Enable     bool `json:"enable"`
		SkipVerify bool `json:"skipVerify"`
	} `json:"tls"`
	QueueDir   string `json:"queueDir"`
	QueueLimit uint64 `json:"queueLimit"`
}

// Validate NSQArgs fields
func (n NSQArgs) Validate() error {
	if !n.Enable {
		return nil
	}

)

func TestNSQArgs_Validate(t *testing.T) {
	type fields struct {
		Enable      bool
		NSQDAddress xnet.Host
		Topic       string
		TLS         struct {
			Enable     bool
			SkipVerify bool
		}
	}
	tests := []struct {
		name    string
		fields  fields
		wantErr bool
	}{
		{
			name: "test1_missing_topic",
			fields: fields{
				Enable: true,
				NSQDAddress: xnet.Host{