name: "Test"
on:
  pull_request:
  push:
    branches:
      - main
  schedule:
    - cron:  '51 2 * * *'
jobs:
  tests:
    strategy:
      matrix:
        nixPath:
          - nixpkgs=https://github.com/NixOS/nixpkgs/archive/nixos-21.05.tar.gz
          - nixpkgs=https://github.com/NixOS/nixpkgs/archive/nixpkgs-unstable.tar.gz
        os: [ ubuntu-latest, macos-latest ]
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v2
    - uses: cachix/install-nix-action@v13
    - name: build
      run: NIX_PATH=nixpkgs=https://github.com/NixOS/nixpkgs/archive/nixpkgs-unstable.tar.gz nix-build