From 7b610bf02e0fdc2116733ed907602cc38056a20f Mon Sep 17 00:00:00 2001
From: bcollignon <bertrand.collignon@ac-bordeaux.fr>
Date: Wed, 17 May 2017 16:55:54 +0200
Subject: [PATCH] [fix] Better check port

---
 scripts/upgrade | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/upgrade b/scripts/upgrade
index d2ade72..be7e674 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -21,7 +21,7 @@ is_public=$(ynh_app_setting_get "$app" is_public)
 port=$(ynh_app_setting_get "$app" port)
 
 # test port settings
-if [[ "$port" = "" ]]; then
+if [[ -z "$port" ]]; then
     port=3000
     ynh_app_setting_set $app port $port
 fi