lntest: add Name() to BackendCfg

lntest/btcd.go

@@ -59,6 +59,11 @@ func (b BtcdBackendConfig) DisconnectMiner() error {
 	return b.harness.Node.Node(btcjson.NRemove, b.minerAddr, &perm)
 }
 
+// Name returns the name of the backend type.
+func (b BtcdBackendConfig) Name() string {
+	return "btcd"
+}
+
 // NewBackend starts a new rpctest.Harness and returns a BtcdBackendConfig for
 // that node. miner should be set to the P2P address of the miner to connect
 // to.

lntest/neutrino.go

@@ -29,6 +29,11 @@ func (b NeutrinoBackendConfig) DisconnectMiner() error {
 	return fmt.Errorf("unimplemented")
 }
 
+// Name returns the name of the backend type.
+func (b NeutrinoBackendConfig) Name() string {
+	return "neutrino"
+}
+
 // NewBackend starts and returns a NeutrinoBackendConfig for the node.
 func NewBackend(miner string) (*NeutrinoBackendConfig, func(), error) {
 	bd := &NeutrinoBackendConfig{

lntest/node.go

@@ -104,6 +104,9 @@ type BackendConfig interface {
 
 	// DisconnectMiner is called to bitconneeeect the miner.
 	DisconnectMiner() error
+
+	// Name returns the name of the backend type.
+	Name() string
 }
 
 type nodeConfig struct {