detect py.test error in container created by docker-compose

[samuelololol]

detect py.test error in container created by docker-compose

docker-compose will graceful stopping with exit code 0

[samuelololol]

factory.addStep(steps.ShellCommand(
    name="prepare test containers",
    description="launching(docker-compose)",
    descriptionDone="launched",
    workdir=build_dir_path+'/docker-test',
    command=["docker-compose", "up"]))

factory.addStep(steps.ShellCommand(
    name="test with containers",
    description="testing",
    descriptionDone="testeded",
    workdir=build_dir_path+'/docker-test',
    command=["docker-compose", "run", "--rm",
             "tester", "py.test"]))

docker-compose up -d
docker-compose run tester py.test
works!