fix broken test

Author: tifayuki

requirements.txt

@@ -1,3 +1,15 @@
-python-dockercloud==1.0.4
+PyYAML==3.11
+cached-property==1.2.0
+docker-py==1.7.0
+dockerpty==0.4.1
+docopt==0.6.1
+enum34==1.0.4
+jsonschema==2.5.1
+texttable==0.8.4
+future==0.15.0
+requests==2.7.0
+six==1.9.0
+websocket-client==0.37.0
 docker-compose==1.6.0
+python-dockercloud==1.0.4
 gevent==1.1.1

tests/test_legacy_links.sh

@@ -43,7 +43,7 @@ cleanup
 echo
 
 echo "=> Building haproxy image"
-docker tag this haproxy || docker build -t haproxy .
+docker build -t haproxy .
 echo
 
 echo "=> Creating certificates"
@@ -55,7 +55,7 @@ echo
 
 echo "=> Docker Host Ip address"
 DOCKER_HOST_IP=${DOCKER_HOST_IP:-$1}
-if docker-machine ip $1; then
+if docker-machine ip $1 >/dev/null 2>&1; then
     DOCKER_HOST_IP=`docker-machine ip $1`
 fi
 DOCKER_HOST_IP=${DOCKER_HOST_IP:-"127.0.0.1"}