From a57b3de7f91b5c4816aa5ac3f21e830806dbdf18 Mon Sep 17 00:00:00 2001
From: "Johan T. Halseth" <johanth@gmail.com>
Date: Thu, 11 Jul 2019 13:51:22 +0200
Subject: [PATCH] lntest: compile time check btcd and neutrino BackendCfg
 interface

---
 lntest/btcd.go     | 4 ++++
 lntest/neutrino.go | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/lntest/btcd.go b/lntest/btcd.go
index 603bb3af2..3c50e551e 100644
--- a/lntest/btcd.go
+++ b/lntest/btcd.go
@@ -35,6 +35,10 @@ type BtcdBackendConfig struct {
 	minerAddr string
 }
 
+// A compile time assertion to ensure BtcdBackendConfig meets the BackendConfig
+// interface.
+var _ BackendConfig = (*BtcdBackendConfig)(nil)
+
 // GenArgs returns the arguments needed to be passed to LND at startup for
 // using this node as a chain backend.
 func (b BtcdBackendConfig) GenArgs() []string {
diff --git a/lntest/neutrino.go b/lntest/neutrino.go
index a8275fc62..1a5497b95 100644
--- a/lntest/neutrino.go
+++ b/lntest/neutrino.go
@@ -14,6 +14,10 @@ type NeutrinoBackendConfig struct {
 	minerAddr string
 }
 
+// A compile time assertion to ensure NeutrinoBackendConfig meets the
+// BackendConfig interface.
+var _ BackendConfig = (*NeutrinoBackendConfig)(nil)
+
 // GenArgs returns the arguments needed to be passed to LND at startup for
 // using this node as a chain backend.
 func (b NeutrinoBackendConfig) GenArgs() []string {