version: v1.0
name: Mongo Rust Driver tests

agent:
  machine:
    type: e1-standard-8
    os_image: ubuntu1804

# Cancel all running and queued workflows before this one
auto_cancel:
  running:
    # Ignore main AND develop branch as we want it to build all workflows
    when: "branch != 'main' AND branch != 'develop'"

global_job_config:
  env_vars:
    - name: "CONTAINER_NAME"
      value: rust
    - name: "COMPOSE_OPTIONS"
      value: "-f .semaphore/docker-compose.yml"

  prologue:
    commands:
      - checkout

blocks:
  - name: Build & Test
    dependencies: []
    task:
      prologue:
        commands:
          # Create containers but don't start them yet. We first want to copy the caches onto it
          - docker-compose $COMPOSE_OPTIONS up --no-start
          # Copy cargo cache to main test container
          - cache restore v3-cargo-$(checksum Cargo.lock),v3-cargo
          - "[ -d \"/tmp/_cargo\" ] && docker cp /tmp/_cargo $CONTAINER_NAME:/tmp/_cargo || echo 'No cache to copy'"
          # Copy project to main test container
          - cache restore v3-project-$(cat PACKAGES_CHECKSUM),v3-project
          - docker cp . $CONTAINER_NAME:/project

          # Then start the containers so we can run the test on it
          - docker-compose $COMPOSE_OPTIONS up -d --no-recreate
      jobs:
        - name: Test
          commands:
            - docker-compose $COMPOSE_OPTIONS exec $CONTAINER_NAME cargo test
      epilogue:
        always:
          commands:
          # Pull artifacts from containers and cache them
          - rm -rf target
          - docker cp $CONTAINER_NAME:/project/target target
          - cache store v3-project-$(cat PACKAGES_CHECKSUM) target

          # Pull cargo dir and cache it
          - rm -rf /tmp/_cargo
          - docker cp $CONTAINER_NAME:/tmp/_cargo /tmp/_cargo
          - cache store v3-cargo-$(checksum Cargo.lock) /tmp/_cargo