.gitlab-ci.yml

# Use a fixed version as latest tag doesn't exist
# https://hub.docker.com/r/docker/compose/tags
image:
  name: docker/compose:1.24.1
  entrypoint: ["sh", "-c"]

services:
  - docker:dind

variables:
  DOCKER_HOST: tcp://docker:2375
  DOCKER_DRIVER: overlay2

Build and Test:
  before_script:
    - apk add --update curl
    - docker version
    - docker-compose version
  script:
    - docker-compose build
    - docker-compose up --detach
    - until [ $(docker-compose logs app | grep -c "Running on ") -eq 1 ];
      do
        sleep 2;
      done
    - until [ $(docker-compose logs db | grep -c "ready for connections") -eq 2 ];
      do
        sleep 2;
      done
    - >
      echo -n '{"favorite_colors": [{"Lancelot": "blue"}, {"Galahad":
      "yellow"}]}' > expected
    - curl -f http://docker:5000 > output
    - diff expected output
    - touch success
  after_script:
    - if [ ! -e success ]; then
        docker-compose logs;
      fi