Adding integration tests for mesos

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

test/integration/mesos/api/images.bats

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+#!/usr/bin/env bats
+
+load ../mesos_helpers
+
+function teardown() {
+	swarm_manage_cleanup
+	stop_mesos
+	stop_docker
+}
+
+@test "mesos - docker images" {
+	start_docker 1
+	start_docker_with_busybox 2
+	start_mesos
+	swarm_manage --cluster-driver mesos-experimental 127.0.0.1:$MESOS_MASTER_PORT
+
+	# With grouping, we should get 1 busybox, plus the header.
+	run docker_swarm images
+	[ "$status" -eq 0 ]
+	[ "${#lines[@]}" -eq 2 ]
+	# Every line should contain "busybox" except for the header
+	for((i=1; i<${#lines[@]}; i++)); do
+		[[ "${lines[i]}" == *"busybox"* ]]
+	done
+
+	# Try with --filter.
+	run docker_swarm images --filter node=node-0
+	[ "$status" -eq 0 ]
+	[ "${#lines[@]}" -eq 1 ]
+
+	run docker_swarm images --filter node=node-1
+	[ "$status" -eq 0 ]
+	[ "${#lines[@]}" -eq 2 ]
+	[[ "${lines[1]}" == *"busybox"* ]]
+
+	run docker_swarm images --filter node=node-2
+	[ "$status" -eq 0 ]
+	[ "${#lines[@]}" -eq 2 ]
+	[[ "${lines[1]}" == *"busybox"* ]]
+
+	# Try images -a
+	# lines are: header, busybox, <none>
+	run docker_swarm images -a
+	[ "${#lines[@]}" -ge 3 ]
+}

test/integration/mesos/api/logs.bats

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+#!/usr/bin/env bats
+
+load ../mesos_helpers
+
+function teardown() {
+	swarm_manage_cleanup
+	stop_mesos
+	stop_docker
+}
+
+@test "mesos - docker logs" {
+	start_docker_with_busybox 2
+	start_mesos
+	swarm_manage --cluster-driver mesos-experimental 127.0.0.1:$MESOS_MASTER_PORT
+
+	# make sure no container exist
+	run docker_swarm ps -qa
+	[ "${#lines[@]}" -eq 0 ]
+
+	# run a container with echo command
+	docker_swarm run -d -m 20m --name test_container busybox /bin/sh -c "echo hello world; echo hello docker; echo hello swarm"
+
+	# make sure container exists
+	run docker_swarm ps -l
+	[ "${#lines[@]}" -eq 2 ]
+	[[ "${lines[1]}" ==  *"test_container"* ]]
+
+	# verify
+	run docker_swarm logs test_container
+	[ "$status" -eq 0 ]
+	[[ "${lines[0]}" ==  *"hello world"* ]]
+	[[ "${lines[1]}" ==  *"hello docker"* ]]
+	[[ "${lines[2]}" ==  *"hello swarm"* ]]
+}

test/integration/mesos/api/stats.bats

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+#!/usr/bin/env bats
+
+load ../mesos_helpers
+
+function teardown() {
+	swarm_manage_cleanup
+	stop_mesos
+	stop_docker
+}
+
+@test "mesos - docker stats" {
+	TEMP_FILE=$(mktemp)
+	start_docker_with_busybox 2
+	start_mesos
+	swarm_manage --cluster-driver mesos-experimental 127.0.0.1:$MESOS_MASTER_PORT
+
+	# stats running container
+	docker_swarm run -d -m 20m --name test_container busybox sleep 50
+
+	# make sure container is up
+	[ -n $(docker_swarm ps -q --filter=name=test_container --filter=status=running) ]
+
+	# storage the stats output in TEMP_FILE
+	# it will stop automatically when manager stop
+	docker_swarm stats test_container > $TEMP_FILE &
+
+	# retry until TEMP_FILE is not empty
+	retry 5 1 eval "[ -s $TEMP_FILE ]"
+
+	grep -q "CPU %" "$TEMP_FILE"
+	grep -q "MEM USAGE" "$TEMP_FILE"
+	grep -q "LIMIT" "$TEMP_FILE"
+
+	rm -f $TEMP_FILE
+}