name: tests
on: [push, pull_request]
jobs:
  tests:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - _defaults: # see Dockerfile for variable defaults
          - TASK_VERSION: v2.4.4
          - TASK_VERSION: v2.5.1
          - TASK_VERSION: v2.5.3
          - TASK_VERSION: v2.6.0
          - TASK_VERSION: develop
          - VIM_VERSION: v7.4.1546
          - VIM_VERSION: v8.0.0027
          - VIM_VERSION: v8.1.0519
          - VIM_VERSION: v8.2.3491
          - VIMWIKI_VERSION: dev
          - PYTHON_VERSION: 3.6
          - PYTHON_VERSION: 3.7
          - PYTHON_VERSION: 3.8
          - PYTHON_VERSION: 3.9
          - PYTHON_VERSION: 3.10
    continue-on-error: ${{ matrix.continue-on-error == true }}
    steps:
      - uses: actions/checkout@v2
      - name: Prepare docker image
        run: |
          set -ex -o pipefail
          shopt -s lastpipe
          git ls-remote https://github.com/GothenburgBitFactory/taskwarrior.git heads/"$TASK_VERSION" | read -r TASK_DEVEL_SHA _ || :
          (
            echo ALPINE_VERSION="$ALPINE_VERSION"
            echo PYTHON_VERSION="$PYTHON_VERSION"
            echo TASK_VERSION="$TASK_VERSION" ${TASK_DEVEL_SHA:+TASK_DEVEL_SHA="$TASK_DEVEL_SHA"}
            echo VIM_VERSION="$VIM_VERSION"
            echo VIMWIKI_VERSION="$VIMWIKI_VERSION"
            cat Dockerfile
          ) | sha256sum | read -r tag _
          docker login "$DOCKER_REGISTRY" -u "$GITHUB_USER" -p "$GITHUB_TOKEN" || :
          docker pull "$DOCKER_CACHE_IMAGE":"$tag" || :
          DOCKER_BUILDKIT=1 docker build \
            --build-arg BUILDKIT_INLINE_CACHE=1 \
            --cache-from "$DOCKER_CACHE_IMAGE":"$tag" \
            ${ALPINE_VERSION:+--build-arg ALPINE_VERSION="$ALPINE_VERSION"} \
            ${PYTHON_VERSION:+--build-arg PYTHON_VERSION="$PYTHON_VERSION"} \
            ${TASK_VERSION:+--build-arg TASK_VERSION="$TASK_VERSION"} \
            ${VIM_VERSION:+--build-arg VIM_VERSION="$VIM_VERSION"} \
            ${VIMWIKI_VERSION:+--build-arg VIMWIKI_VERSION="$VIMWIKI_VERSION"} \
            -t taskwiki_tests \
            .
          docker tag taskwiki_tests "$DOCKER_CACHE_IMAGE":"$tag"
          docker push "$DOCKER_CACHE_IMAGE":"$tag" || :
        env:
          ALPINE_VERSION: ${{ matrix.ALPINE_VERSION }}
          PYTHON_VERSION: ${{ matrix.PYTHON_VERSION }}
          TASK_VERSION: ${{ matrix.TASK_VERSION }}
          VIM_VERSION: ${{ matrix.VIM_VERSION }}
          VIMWIKI_VERSION: ${{ matrix.VIMWIKI_VERSION }}
          DOCKER_REGISTRY: docker.pkg.github.com
          DOCKER_CACHE_IMAGE: docker.pkg.github.com/${{ github.repository }}/taskwiki_tests
          GITHUB_USER: ${{ github.actor }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: Test
        run: make test PYTEST_FLAGS="-n8"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          COVERALLS_PARALLEL: true
          COVERALLS_SERVICE_NAME: github

  coveralls-finished:
    needs: tests
    runs-on: ubuntu-latest
    steps:
      - name: Finished
        uses: coverallsapp/github-action@1.1.3
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          parallel-finished: true