From 34834057c3b8a65c3b62b2d2b74263a6393b1c75 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Tue, 6 May 2014 18:52:02 -0700
Subject: [PATCH] common: add test for empty val

---
 common/config_test.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/common/config_test.go b/common/config_test.go
index 1108ccb18..a93feb729 100644
--- a/common/config_test.go
+++ b/common/config_test.go
@@ -99,7 +99,8 @@ func TestDecodeConfig(t *testing.T) {
 // configuration.
 func TestDecodeConfig_stringToSlice(t *testing.T) {
 	type Local struct {
-		Val []string
+		Val      []string
+		EmptyVal []string
 	}
 
 	raw := map[string]interface{}{
@@ -107,7 +108,8 @@ func TestDecodeConfig_stringToSlice(t *testing.T) {
 			"foo": "bar",
 		},
 
-		"val": "foo,{{user `foo`}}",
+		"val":      "foo,{{user `foo`}}",
+		"emptyval": "",
 	}
 
 	var result Local
@@ -120,6 +122,9 @@ func TestDecodeConfig_stringToSlice(t *testing.T) {
 	if !reflect.DeepEqual(result.Val, expected) {
 		t.Fatalf("invalid: %#v", result.Val)
 	}
+	if len(result.EmptyVal) > 0 {
+		t.Fatalf("invalid: %#v", result.EmptyVal)
+	}
 }
 
 // This test tests the case that a user var is used for an integer