From cb15c11061044fb8a0f9cac392bea27ef014644a Mon Sep 17 00:00:00 2001
From: "Alex Ellis (VMware)" <alexellis2@gmail.com>
Date: Wed, 11 Apr 2018 20:33:46 -0700
Subject: [PATCH] Fix CI push behaviour

CI was using a test of ! -s which appeared to give a false positive
and try to push when it shouldn't. I changed it to -z which checks
for an empty string instead.

Signed-off-by: Alex Ellis (VMware) <alexellis2@gmail.com>
---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 96fc9ade..d1223646 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,7 +20,7 @@ script:
     - sh contrib/ci.sh
 
 after_success:
-    - if [ ! -s "$TRAVIS_TAG" ] ; then 
+    - if [ ! -z "$TRAVIS_TAG" ] ; then 
         docker tag $DOCKER_NS/gateway:latest-dev $DOCKER_NS/gateway:$TRAVIS_TAG;
         docker login -u=$DOCKER_USERNAME -p=$DOCKER_PASSWORD;
         docker push $DOCKER_NS/gateway:$TRAVIS_TAG;