name: "install-nix-action test"
on:
  pull_request:
  push:
    branches:
      - master

env:
  nixpkgs_channel: nixpkgs=channel:nixos-23.11
  oldest_supported_installer: nix-2.8.0
  # Fetch new versions from the Nix CI run: https://github.com/NixOS/nix/blob/master/.github/workflows/ci.yml
  # TODO: add pinning upstream or rethink this
  pinned_installer_hash: zfzfrbb59jsqrfkldwj8drcr9nhhc49k

jobs:
  simple-build:
    strategy:
      fail-fast: false
      matrix:
        os:
        - ubuntu-latest
        - macos-latest
        - macos-13
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - name: Install Nix
      uses: ./
      with:
        nix_path: ${{ env.nixpkgs_channel }}
    - run: nix-env -iA cachix -f https://cachix.org/api/v1/install
    - run: cat /etc/nix/nix.conf
    # cachix should be available and be able to configure a cache
    - run: cachix use cachix
    - run: nix-build test.nix

  custom-nix-path:
    strategy:
      fail-fast: false
      matrix:
        os:
        - ubuntu-latest
        - macos-latest
        - macos-13
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - name: Install Nix
      uses: ./
      with:
        nix_path: ${{ env.nixpkgs_channel }}
    - run: test $NIX_PATH == '${{ env.nixpkgs_channel }}'
    - run: nix-build test.nix

  extra-nix-config:
    strategy:
      fail-fast: false
      matrix:
        os:
        - ubuntu-latest
        - macos-latest
        - macos-13
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - name: Install Nix
      uses: ./
      with:
        nix_path: ${{ env.nixpkgs_channel }}
        extra_nix_config: |
          sandbox = relaxed
    - run: cat /etc/nix/nix.conf
    - run: nix-build test.nix --arg noChroot true

  flakes:
    strategy:
      fail-fast: false
      matrix:
        os:
        - ubuntu-latest
        - macos-latest
        - macos-13
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - name: Install Nix
      uses: ./
    - run: nix flake show github:NixOS/nixpkgs

  installer-options:
    strategy:
      fail-fast: false
      matrix:
        os:
        - ubuntu-latest
        # - macos-latest missing installer for aarch64-darwin
        - macos-13
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - name: Install Nix
      uses: ./
      with:
        nix_path: ${{ env.nixpkgs_channel }}
        install_options: --tarball-url-prefix https://nixos-nix-install-tests.cachix.org/serve
        install_url: https://nixos-nix-install-tests.cachix.org/serve/${{ env.pinned_installer_hash }}/install
    - run: nix-build test.nix

  oldest-supported-installer:
    strategy:
      fail-fast: false
      matrix:
        os:
        - ubuntu-latest
        - macos-latest
        - macos-13
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - name: Install Nix
      uses: ./
      with:
        nix_path: ${{ env.nixpkgs_channel }}
        install_url: https://releases.nixos.org/nix/${{ env.oldest_supported_installer }}/install
    - run: nix-build test.nix

  act-support:
    strategy:
      matrix:
        os: [ubuntu-latest]
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - run: curl https://raw.githubusercontent.com/nektos/act/master/install.sh | sudo bash
    - run: docker pull ghcr.io/catthehacker/ubuntu:js-20.04
    - run: ./bin/act -P ubuntu-latest=ghcr.io/catthehacker/ubuntu:js-20.04 push -j simple-build