Adding zk tests for swarm-mesos integration

Signed-off-by: Isabel Jimenez <contact@isabeljimenez.com>

test/integration/mesos/mesos_helpers.bash

@@ -27,6 +27,24 @@ function start_mesos() {
 	done
 }
 
+function start_mesos_zk() {
+	local current=${#DOCKER_CONTAINERS[@]}
+	MESOS_MASTER=$(
+	docker_host run -d --name mesos-master --net=host \
+	$MESOS_IMAGE mesos-master --ip=127.0.0.1 --work_dir=/var/lib/mesos --registry=in_memory --quorum=2 --zk=$1 --port=$MESOS_MASTER_PORT
+		)
+
+	retry 10 1 eval "docker_host ps | grep 'mesos-master'"
+	for ((i=0; i < current; i++)); do
+	    local docker_port=$(echo ${HOSTS[$i]} | cut -d: -f2)
+	    MESOS_SLAVES[$i]=$(
+		docker_host run --privileged -d --name mesos-slave-$i --volumes-from node-$i -e DOCKER_HOST="${HOSTS[$i]}" -v /sys/fs/cgroup:/sys/fs/cgroup --net=host \
+		$MESOS_IMAGE mesos-slave --master=127.0.0.1:$MESOS_MASTER_PORT --containerizers=docker --attributes="docker_port:$docker_port" --hostname=127.0.0.1 --port=$(($MESOS_MASTER_PORT + (1 + $i))) --docker=/usr/local/bin/docker --executor_environment_variables="{\"DOCKER_HOST\":\"${HOSTS[$i]}\"}"
+			)
+	    retry 10 1 eval "docker_host ps | grep 'mesos-slave-$i'"
+	done
+}
+
 # Stop mesos master and slave.
 function stop_mesos() {
 	echo "Stopping $MESOS_MASTER"

test/integration/mesos/zk/zk.bats

@@ -0,0 +1,40 @@
+#!/usr/bin/env bats
+
+load ../mesos_helpers
+
+# Address on which the store will listen (random port between 8000 and 9000).
+STORE_HOST=127.0.0.1:$(( ( RANDOM % 1000 )  + 7000 ))
+
+# Discovery parameter for Swarm
+DISCOVERY="zk://${STORE_HOST}/test"
+
+# Container name for integration test
+CONTAINER_NAME=swarm_integration_zk
+
+function start_store() {
+	docker_host run --name $CONTAINER_NAME -p $STORE_HOST:2181 -d dnephin/docker-zookeeper:3.4.6
+}
+
+function stop_store() {
+	docker_host rm -f -v $CONTAINER_NAME
+}
+
+function teardown() {
+	swarm_manage_cleanup
+	stop_mesos
+	stop_docker
+	stop_store
+}
+
+@test "mesos - zookeeper" {
+	start_store
+	start_docker 2
+	start_mesos_zk $DISCOVERY
+
+	swarm_manage --cluster-driver mesos-experimental $DISCOVERY
+	sleep 5
+
+	run docker_swarm info
+	[ "$status" -eq 0 ]
+	[[ "${output}" == *'Offers: 2'* ]]
+}

test/integration/test_runner.sh

@@ -12,7 +12,7 @@ function execute() {
 }
 
 # Tests to run. Defaults to all.
-TESTS=${@:-. compose discovery api mesos/api mesos/compose}
+TESTS=${@:-. compose discovery api mesos/api mesos/compose mesos/zk}
 
 # Generate a temporary binary for the tests.
 export SWARM_BINARY=`mktemp`