CI.yml

name: CI

on:
  push:
    branches:
      - 'master'
      - 'release-'
    tags: '*'
  pull_request:

concurrency:
  # group by workflow and ref; the last slightly strange component ensures that for pull
  # requests, we limit to 1 concurrent job, but for the master branch we don't
  group: ${{ github.workflow }}-${{ github.ref }}-${{ github.ref != 'refs/heads/master' || github.run_number }}
  # Cancel intermediate builds, but only if it is a pull request build.
  cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}

jobs:
  test:
    name: Julia ${{ matrix.julia-version }} - ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    timeout-minutes: 20
    continue-on-error: ${{ matrix.julia-version == 'nightly' }}
    strategy:
      fail-fast: false
      matrix:
        julia-version:
          - '1.6'
          - '1.9'
          - '~1.10.0-0'
          - 'nightly'
        julia-arch:
          - x64
        os:
          - ubuntu-latest
        include:
          # Add a few macOS jobs (not too many, the number we can run in parallel is limited)
          - julia-version: '1.9'
            julia-arch: x64
            os: macOS-latest
          - julia-version: 'nightly'
            julia-arch: x64
            os: macOS-latest

    steps:
      - uses: actions/checkout@v3
        with:
          # For Codecov, we must also fetch the parent of the HEAD commit to
          # be able to properly deal with PRs / merges
          fetch-depth: 2
      - name: "Set up Julia"
        uses: julia-actions/setup-julia@v1
        with:
          version: ${{ matrix.julia-version }}
          arch: ${{ matrix.julia-arch }}
      - name: "Cache artifacts"
        uses: julia-actions/cache@v1
      - name: "Build package"
        uses: julia-actions/julia-buildpkg@latest
      - name: "Run tests"
        uses: julia-actions/julia-runtest@latest
      - name: "Add optional Julia dependencies for GAP tests"
        run: julia --color=yes -e 'using Pkg ; Pkg.add(["Singular", "Nemo"])'
      - name: "GAP tests"
        run: |
          julia --project=. -e 'import GAP; GAP.create_gap_sh("/tmp")'
          export GAP="/tmp/gap.sh -A --quitonbreak --norepl"
          etc/ci_test.sh

      - name: "Process Julia code coverage"
        uses: julia-actions/julia-processcoverage@v1
      - name: "Process GAP code coverage"
        run: |
          julia --color=yes --project=. -e '
            using GAP
            GAP.Packages.install("profiling", interactive = false) || exit(1)
            '
          /tmp/gap.sh -A --quitonbreak --norepl etc/gather_coverage.g
          cat gap-lcov.info >> lcov.info

      - name: "Upload coverage data to Codecov"
        continue-on-error: true
        uses: codecov/codecov-action@v3

  docs:
    name: "Documentation"
    runs-on: ubuntu-latest
    timeout-minutes: 20
    steps:
      - uses: actions/checkout@v3
      - uses: julia-actions/setup-julia@v1
        with:
          version: '1'
      - uses: julia-actions/cache@v1
      - uses: julia-actions/julia-buildpkg@latest
      - name: "Install package"
        run: |
          julia --project=docs --color=yes -e '
            using Pkg
            Pkg.develop(PackageSpec(path=pwd()))
            Pkg.instantiate()'
      - name: "Run doctests"
        run: |
          julia --project=docs --color=yes test/doctest.jl
      - name: "Build GAP manual"
        run: |
          julia --project=. -e 'import GAP; GAP.create_gap_sh("/tmp")'
          cd pkg/JuliaInterface
          /tmp/gap.sh -A --quitonbreak --norepl makedoc.g
          cd ../..
          mkdir -p docs/src/assets/html/JuliaInterface/
          cp pkg/JuliaInterface/doc/*.{html,css,js} docs/src/assets/html/JuliaInterface/
      - name: "Deploy documentation"
        run: julia --project=docs --color=yes docs/make.jl
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          DOCUMENTER_KEY: ${{ secrets.DOCUMENTER_KEY }}

  slack-notification:
    name: Send Slack notification on status change
    needs:
      - test
      - docs
    if: github.ref == 'refs/heads/master'
    runs-on: ubuntu-latest
    steps:
      - name: Determine whether CI status changed
        uses: gap-actions/should-i-notify-action@v1
        id: should_notify
        with:
          branch: master
          needs_context: ${{ toJson(needs) }}
          github_token: ${{ secrets.GITHUB_TOKEN }}
          notify_on_changed_status: true
      - name: Send slack notification
        uses: act10ns/slack@e4e71685b9b239384b0f676a63c32367f59c2522
        if: ${{ steps.should_notify.outputs.should_send_message == 'yes' }}
        with:
          status: ${{ steps.should_notify.outputs.current_status }}
        env:
          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}