Fix tests in nordvpn script

1 files changed, 5 insertions, 5 deletions

diff --git a/nordvpn b/nordvpn
index 8f07007b2616..438b538b4605 100755
--- a/nordvpn
+++ b/nordvpn
@@ -6,7 +6,7 @@ get_service() {
 
 run_ping() {
     remote=$(grep -E '^remote [0-9.]+ [0-9]+$' $1 | cut -d ' ' -f 2)
-    test ! -z $remote || exit 1
+    test ! -z "$remote" || exit 1
     bin=$(which ping)
     test $? -eq 0 || echo "ping not found, please install iputils"
     $bin -c 4 -A $remote | tail -n 1 | cut -d / -f 5
@@ -25,7 +25,7 @@ case $command in
         ;;
     ping)
         file=/etc/openvpn/client/nordvpn_${1}.conf
-        test -f $file || exit 1
+        test -f "$file" || exit 1
         run_ping $file
         ;;
     rank)
@@ -39,16 +39,16 @@ case $command in
         ;;
     status)
         service=$(get_service)
-        test -z $service || systemctl status $service
+        test -z "$service" || systemctl status $service
         ;;
     start)
         service=$(get_service)
-        test -z $service || $0 stop
+        test -z "$service" || $0 stop
         systemctl $command openvpn-client@nordvpn_${1}
         ;;
     stop|restart)
         service=$(get_service)
-        test -z $service || systemctl $command $service
+        test -z "$service" || systemctl $command $service
         ;;
     *)
         echo "usage: $(basename $0) command [options]"