pipe.yml

---
resources:
  - name: code
    type: git
    source:
      uri: https://github.com/meAmidos/dcind


  - name: redis
    type: docker-image
    source:
      repository: redis
      tag: alpine

  - name: busybox
    type: docker-image
    source:
      repository: busybox

jobs:
  - name: unit-tests
    plan:
      - get: code
        params: {depth: 1}
      - task: Run unit tests
        config:
          platform: linux
          image_resource:
            type: docker-image
            source:
              repository: busybox
          inputs:
            - name: code
          run:
            path: sh
            args:
              - -exc
              - |
                ./code/example/unit-tests.sh

  - name: integration
    plan:
      - aggregate:
        - get: code
          params: {depth: 1}
          passed: [unit-tests]
          trigger: true
        - get: redis
          params: {save: true}
        - get: busybox
          params: {save: true}
      - task: Run integration tests
        privileged: true
        config:
          platform: linux
          image_resource:
            type: docker-image
            source:
              repository: amidos/dcind
          inputs:
            - name: code
            - name: redis
            - name: busybox
          run:
            path: bash
            args:
              - -exc
              - |
                source /docker-lib.sh
                start_docker

                # Strictly speaking, preloading of Docker images is not required.
                # However, you might want to do this for a couple of reasons:
                # - If the image comes from a private repository, it is much easier to let Concourse pull it,
                #   and then pass it through to the task.
                # - When the image is passed to the task, Concourse can often get the image from its cache.
                docker load -i redis/image
                docker tag "$(cat redis/image-id)" "$(cat redis/repository):$(cat redis/tag)"

                docker load -i busybox/image
                docker tag "$(cat busybox/image-id)" "$(cat busybox/repository):$(cat busybox/tag)"

                # This is just to visually check in the log that images have been loaded successfully.
                docker images

                # Run the container with tests and its dependencies.
                docker-compose -f code/example/integration.yml run tests

                # Cleanup.
                # Not sure if this is required.
                # It's quite possible that Concourse is smart enough to clean up the Docker mess itself.
                docker volume rm $(docker volume ls -q)