From 51885f087553014a7863bacc0001283832483fb4 Mon Sep 17 00:00:00 2001
From: John Mulligan <jmulligan@redhat.com>
Date: Wed, 17 Mar 2021 16:07:18 -0400
Subject: [PATCH] rbd: add test case for Stringer supporting mirroring
 constants

Signed-off-by: John Mulligan <jmulligan@redhat.com>
---
 rbd/mirror_test.go | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/rbd/mirror_test.go b/rbd/mirror_test.go
index a8eb8e0..8a77a72 100644
--- a/rbd/mirror_test.go
+++ b/rbd/mirror_test.go
@@ -8,6 +8,7 @@
 package rbd
 
 import (
+	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -239,3 +240,25 @@ func TestGetMirrorImageInfo(t *testing.T) {
 		assert.Equal(t, mii.Primary, true)
 	})
 }
+
+func TestMirrorConstantStrings(t *testing.T) {
+	x := []struct {
+		s fmt.Stringer
+		t string
+	}{
+		{MirrorModeDisabled, "disabled"},
+		{MirrorModeImage, "image"},
+		{MirrorModePool, "pool"},
+		{MirrorMode(9999), "<unknown>"},
+		{ImageMirrorModeJournal, "journal"},
+		{ImageMirrorModeSnapshot, "snapshot"},
+		{ImageMirrorMode(9999), "<unknown>"},
+		{MirrorImageDisabling, "disabling"},
+		{MirrorImageEnabled, "enabled"},
+		{MirrorImageDisabled, "disabled"},
+		{MirrorImageState(9999), "<unknown>"},
+	}
+	for _, v := range x {
+		assert.Equal(t, v.s.String(), v.t)
+	}
+}