crane/.github/workflows/test.yml

name: "Run test suite"
on:
  pull_request:
    types: [opened, synchronize, reopened]
  push:
    branches:
      - 'master'
      - 'ci*' # Allow testing CI fixes without opening a PR

permissions:
  contents: read

jobs:
  tests-pass:
    name: all systems go
    runs-on: ubuntu-latest
    if: ${{ always() && contains(needs.*.result, 'failure') }}
    steps:
      - run: exit 1
    needs:
      - check-dead-code
      - check-fmt
      - examples
      - tests

  tests:
    strategy:
      # Allow other jobs to finish building and cache properly before bailing
      fail-fast: false
      matrix:
        include:
            # Latest and greatest release of Nix
          - install_url: https://nixos.org/nix/install
            # The 22.11 branch ships with Nix 2.11.1
          - install_url: https://releases.nixos.org/nix/nix-2.11.1/install
            nixpkgs-override: "--override-input nixpkgs github:NixOS/nixpkgs/release-22.11"
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - uses: cachix/install-nix-action@v20
      with:
        install_url: ${{ matrix.install_url }}
    - uses: cachix/cachix-action@v12
      with:
        name: crane
        authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
    - name: flake checks
      run: nix flake check --keep-going --print-build-logs ${{ matrix.nixpkgs-override }}
    - name: extra tests
      run: nix develop ${{ matrix.nixpkgs-override }} --command ./extra-tests/test.sh

  examples:
    strategy:
      # Allow other jobs to finish building and cache properly before bailing
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-latest
            # Latest and greatest release of Nix
            install_url: https://nixos.org/nix/install
          - os: ubuntu-latest
            # The 22.11 branch ships with Nix 2.11.1
            install_url: https://releases.nixos.org/nix/nix-2.11.1/install
            nixpkgs-override: "--override-input nixpkgs github:NixOS/nixpkgs/release-22.11"
          - os: macos-12
            # Latest and greatest release of Nix
            install_url: https://nixos.org/nix/install
            nixpkgs-override: "--override-input nixpkgs github:NixOS/nixpkgs/nixpkgs-22.11-darwin"

    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v3
    - uses: cachix/install-nix-action@v20
      with:
        install_url: ${{ matrix.install_url }}
    - uses: cachix/cachix-action@v12
      with:
        name: crane
        authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
    - name: validate examples
      run: |
        for f in $(find examples -maxdepth 1 -mindepth 1 -type d); do
          pushd "${f}"
          echo "validating ${f}"
          nix flake check --print-build-logs --override-input crane ../.. ${{ matrix.nixpkgs-override }}
          popd
        done        

  check-dead-code:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - uses: cachix/install-nix-action@v20
    - uses: cachix/cachix-action@v12
      with:
        name: deadnix
    - name: check for dead code
      run: nix run github:astro/deadnix -- .

  check-fmt:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - uses: cachix/install-nix-action@v20
    - name: check formatting
      run: nix fmt -- --check .