From c36390882a29cbf541b509c39e02ee3c2095796d Mon Sep 17 00:00:00 2001
From: James Ranson <james@ranson.org>
Date: Sat, 18 May 2024 15:51:42 -0600
Subject: [PATCH] use a pkg var for ErrNoValidBackends

Signed-off-by: James Ranson <james@ranson.org>
---
 pkg/config/errors.go      | 5 +++++
 pkg/config/loader.go      | 3 +--
 pkg/config/loader_test.go | 4 ++--
 3 files changed, 8 insertions(+), 4 deletions(-)
 create mode 100644 pkg/config/errors.go

diff --git a/pkg/config/errors.go b/pkg/config/errors.go
new file mode 100644
index 000000000..a1e00a412
--- /dev/null
+++ b/pkg/config/errors.go
@@ -0,0 +1,5 @@
+package config
+
+import "errors"
+
+var ErrNoValidBackends = errors.New("no valid backends configured")
diff --git a/pkg/config/loader.go b/pkg/config/loader.go
index c5946f13b..ef48206e5 100644
--- a/pkg/config/loader.go
+++ b/pkg/config/loader.go
@@ -17,7 +17,6 @@
 package config
 
 import (
-	"errors"
 	"net/url"
 	"time"
 
@@ -72,7 +71,7 @@ func Load(applicationName string, applicationVersion string, arguments []string)
 	}
 
 	if len(c.Backends) == 0 {
-		return nil, flags, errors.New("no valid backends configured")
+		return nil, flags, ErrNoValidBackends
 	}
 
 	ncl, err := negative.ConfigLookup(c.NegativeCacheConfigs).Validate()
diff --git a/pkg/config/loader_test.go b/pkg/config/loader_test.go
index 769dd71a7..8a128cb92 100644
--- a/pkg/config/loader_test.go
+++ b/pkg/config/loader_test.go
@@ -620,7 +620,7 @@ func TestLoadConfigurationWarning2(t *testing.T) {
 func TestLoadEmptyArgs(t *testing.T) {
 	a := []string{}
 	_, _, err := Load("trickster-test", "0", a)
-	if err == nil {
-		t.Error("expected error: no valid backends configured")
+	if err != ErrNoValidBackends {
+		t.Error("expected error:", ErrNoValidBackends)
 	}
 }