From 00e5d005304b5429a2e36334a64f5c84441d7d10 Mon Sep 17 00:00:00 2001
From: Artem Pavlenko <artemp@users.noreply.github.com>
Date: Thu, 23 Jun 2016 09:46:45 +0100
Subject: [PATCH] Fix unbound variable when number of JOBS is omitted

---
 test/run | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/run b/test/run
index 54c4d6fb4..014b79861 100755
--- a/test/run
+++ b/test/run
@@ -42,7 +42,7 @@ if [ -d "test/data" ]; then
 
     if [ -d "test/data-visual/styles" ]; then
         run_substep "Running visual tests..."
-        if [ -z "$JOBS" ]; then
+        if [ -z "${JOBS:-}" ]; then
             JOBS=1
         fi
         if [[ -f ./test/visual/run ]]; then