Check whether container and service labels collide

test/collision/run.sh

@@ -0,0 +1,34 @@
+#!/bin/sh
+
+set -e
+
+cd $(dirname $0)
+. ../util.sh
+current_test=$(basename $(pwd))
+
+export LOCAL_DIR=$(mktemp -d)
+
+docker swarm init
+
+docker stack deploy --compose-file=docker-compose.yml test_stack
+
+while [ -z $(docker ps -q -f name=backup) ]; do
+  info "Backup container not ready yet. Retrying."
+  sleep 1
+done
+
+sleep 20
+
+set +e
+docker exec $(docker ps -q -f name=backup) backup
+if [ $? = "0" ]; then
+  fail "Expected script to exit with error code."
+fi
+
+if [ -f "${LOCAL_DIR}/test.tar.gz" ]; then
+  fail "Found backup file that should not have been created."
+fi
+
+expect_running_containers "3"
+
+pass "Script did not perform backup as there was a label collision."