gradle.yml

name: Java CI
# On [push, pull_request] causes double-builds when creating PRs.
# But triggering on push only will miss pull requests from outside authors.
on:
  # Should catch merged pull requests, pushes to Conveyal PR branches, and tags.
  # The push event's ref reveals the branch name for S3 upload, unlike pull_request which sees the merge target.
  push
  # Try to catch PRs from outside authors, which don't need to be uploaded to S3.
  # pull_request:
  #   branches:
  #     - dev
  #     - master
jobs:
  build:
    runs-on: ubuntu-latest
    # Start a separate docker container that we can contact over TCP (for tests)
    # Apparently there's something tricky going on with the port binding though
    # https://help.github.com/en/articles/workflow-syntax-for-github-actions#jobsjob_idservices
    services:
      mongodb:
        image: mongo:latest
        ports:
          - 27017:27017
    # You can specify a docker container on which to run steps, rather than on the metal of runs-on above.
    # container:
    #   image: mherwig/docker-alpine-java-mongo:latest
    #   env:
    #     BUILD_TARGET:staging
    steps:
    # Starting in v2.2 checkout action fetches all tags when fetch-depth=0, for auto-versioning.
    - uses: actions/checkout@v3
      with:
        fetch-depth: 0
    # Java setup step completes very fast, no need to run in a preconfigured docker container.
    - name: Set up JDK 21
      uses: actions/setup-java@v3
      with:
        distribution: corretto
        java-version: 21
        cache: gradle
    - name: Show version string
      run: gradle -q printVersion | head -n1
    - name: Build and test
      run: gradle build
    # Check that build product is able to start up as a backend server before handing it to end-to-end testing
    - name: Ensure backend runnable
      run: |
        cp analysis.properties.template analysis.properties
        gradle testRunnable -x test
    - name: Publish to GH Packages
      # Supply access token to build.gradle (used in publishing.repositories.maven.credentials)
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      run: gradle publish