test-webmvc4-jetty.yml

# yamllint --format github .github/workflows/test.yml
---
name: test webmvc4-jetty

on:
  # We deploy non-tagged pushes to master relevant for this project. We can't opt out of
  # documentation-only commits because GH actions does not permit paths and paths-ignore.
  pull_request:
    branches: master
    paths:
      - "build-bin/**"
      - "docker/**"
      - "webmvc4-jetty/**"
      - ".github/workflows/test-webmvc4-jetty.yaml"
      - "parent-pom.xml"

jobs:
  test:
    runs-on: ubuntu-20.04  # newest available distribution, aka focal
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v2
        with:
          fetch-depth: 1
      - name: Cache local Maven repository
        uses: actions/cache@v2
        with:
          path: ./m2repository  # Shared with the Docker build context via .dockerignore
          key: ${{ runner.os }}-webmvc4-jetty-maven-${{ hashFiles('parent-pom.xml', 'webmvc4-jetty/pom.xml') }}
          restore-keys: ${{ runner.os }}-webmvc4-jetty-maven-
      # We can't cache Docker without using buildx because GH actions restricts /var/lib/docker
      # That's ok because DOCKER_PARENT_IMAGE is always ghcr.io and local anyway.
      - name: Test webmvc4-jetty
        run: |
          build-bin/configure_test webmvc4-jetty &&
          build-bin/test webmvc4-jetty