nix-darwin/.github/workflows/test.yml

name: "Test"
on:
  pull_request:
  push:

jobs:
  tests:
    strategy:
      fail-fast: true
      matrix:
        channel: [nixpkgs-22.11-darwin, nixpkgs-unstable]
    runs-on: macos-12
    timeout-minutes: 30
    steps:
    - uses: actions/checkout@v3
    - name: Install nix corresponding to latest stable channel
      uses: cachix/install-nix-action@v20
      with:
        install_url: https://github.com/nix-community/nix-unstable-installer/releases/download/nix-2.10.0pre20220822_7c3ab57/install
        extra_nix_config: |
          access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
      if: ${{ matrix.channel == 'nixpkgs-22.11-darwin' }}
    - name: Install nix from current unstable channel
      uses: cachix/install-nix-action@v20
      with:
        nix_path: nixpkgs=channel:${{ matrix.channel }}
        extra_nix_config: |
          access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
      if: ${{ matrix.channel == 'nixpkgs-unstable' }}
    - run: nix-build ./release.nix -I nixpkgs=channel:${{ matrix.channel }} -I darwin=. -A tests
    - run: nix-build ./release.nix -I nixpkgs=channel:${{ matrix.channel }} -I darwin=. -A manpages
    - run: nix-build ./release.nix -I nixpkgs=channel:${{ matrix.channel }} -I darwin=. -A examples.simple

  install:
    strategy:
      fail-fast: true
      matrix:
        channel: [nixpkgs-22.11-darwin, nixpkgs-unstable]
    runs-on: macos-12
    timeout-minutes: 30
    steps:
    - uses: actions/checkout@v3
    - name: Install nix corresponding to latest stable channel
      uses: cachix/install-nix-action@v20
      with:
        install_url: https://github.com/nix-community/nix-unstable-installer/releases/download/nix-2.10.0pre20220822_7c3ab57/install
        nix_path: nixpkgs=channel:${{ matrix.channel }}
        extra_nix_config: |
          access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
      if: ${{ matrix.channel == 'nixpkgs-22.11-darwin' }}
    - name: Install nix from current unstable channel
      uses: cachix/install-nix-action@v20
      with:
        nix_path: nixpkgs=channel:${{ matrix.channel }}
        extra_nix_config: |
          access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
      if: ${{ matrix.channel == 'nixpkgs-unstable' }}
    - name: Install ${{ matrix.channel }} channel
      run: |
        nix-channel --add https://nixos.org/channels/${{ matrix.channel }} nixpkgs
        nix-channel --update
    - name: Install nix-darwin and test
      run: |
        export NIX_PATH=$HOME/.nix-defexpr/channels
        nix-shell -A installer
        nix-shell -A installer.check
    - name: Build and activate default derivation
      run: |
        . /etc/static/bashrc
        darwin-rebuild switch -I darwin=.
    - name: Test uninstallation of nix-darwin
      run: |
        export NIX_PATH=$HOME/.nix-defexpr/channels
        nix-shell -A uninstaller
        nix-shell -A uninstaller.check
    - name: Debugging tmate session
      if: ${{ failure() }}
      uses: mxschmitt/action-tmate@v3
      timeout-minutes: 15
      with:
        limit-access-to-actor: true

  install-flake:
    strategy:
      fail-fast: true
      matrix:
        channel: [nixpkgs-22.11-darwin, nixpkgs-unstable]
    runs-on: macos-12
    timeout-minutes: 30
    steps:
    - uses: actions/checkout@v3
    - name: Install nix version corresponding to latest stable channel
      uses: cachix/install-nix-action@v20
      with:
        install_url: https://github.com/nix-community/nix-unstable-installer/releases/download/nix-2.10.0pre20220822_7c3ab57/install
        nix_path: nixpkgs=channel:${{ matrix.channel }}
        extra_nix_config: |
          access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
      if: ${{ matrix.channel == 'nixpkgs-22.11-darwin' }}
    - name: Install nix from current unstable channel
      uses: cachix/install-nix-action@v20
      with:
        nix_path: nixpkgs=channel:${{ matrix.channel }}
        extra_nix_config: |
          access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
      if: ${{ matrix.channel == 'nixpkgs-unstable' }}
    - name: Install ${{ matrix.channel }} channel
      run: |
        nix-channel --add https://nixos.org/channels/${{ matrix.channel }} nixpkgs
        nix-channel --update
    - name: Install nix-darwin and test result
      run: |
        export NIX_PATH=$HOME/.nix-defexpr/channels
        nix-shell -A installer
        nix-shell -A installer.check
    - name: Build simple flake configuration
      run: |
        nix build ./modules/examples#darwinConfigurations.simple.system --override-input darwin .
    - name: Activate derivation of simple flake build
      run: |
        ./result/sw/bin/darwin-rebuild switch --flake ./modules/examples#simple --override-input darwin .
    - name: Rebuild and activate simple flake, but this time using nix-darwins flake interface
      run: |
        . /etc/static/bashrc
        darwin-rebuild build --flake ./modules/examples#simple --override-input darwin .
    - name: Test git submodules
      run: |
        . /etc/static/bashrc

        mkdir -p /tmp/{test-nix-darwin-submodules,example-submodule}

        pushd /tmp/example-submodule
          echo '"hello"' > hello.nix
          git init
          git add .
          git commit -m "add a submodule we will import"
        popd

        cp -a ./modules/examples/. /tmp/test-nix-darwin-submodules

        pushd /tmp/test-nix-darwin-submodules
          /usr/bin/sed -i.bak \
            '\#modules = \[#s#darwin.darwinModules.simple#./simple.nix#' \
            ./flake.nix
          /usr/bin/sed -i.bak \
            's#pkgs.vim#pkgs."${import ./submodule-test/hello.nix}"#' \
            ./simple.nix
          git init
          git add flake.nix simple.nix
          git \
            -c protocol.file.allow=always \
            submodule add /tmp/example-submodule submodule-test
        popd

        # Should fail
        darwin-rebuild build \
          --flake /tmp/test-nix-darwin-submodules#simple \
          --override-input darwin . \
          && {
            printf 'succeeded while expecting failure due to submodule\n' >/dev/stderr
            exit 1
          }
        # Should also fail
        darwin-rebuild build \
          --flake /tmp/test-nix-darwin-submodules?submodules=0#simple \
          --override-input darwin . \
          && {
            printf 'succeeded while expecting failure due to submodule\n' >/dev/stderr
            exit 1
          }

        # Should succeed
        darwin-rebuild build \
          --flake /tmp/test-nix-darwin-submodules?submodules=1#simple \
          --override-input darwin .