name: Build
on:
  pull_request:
  push:
jobs:
  tests:
    strategy:
      matrix:
        os:
          - ubuntu-latest
          - macos-11
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v2.3.5

      - name: Obtain current username
        run: |
          echo ACTION_USER=$USER >> $GITHUB_ENV

      - uses: DeterminateSystems/nix-installer@main
        with:
          extra-conf: |
            trusted-users = root ${{ env.ACTION_USER }}
            substituters = https://staging.attic.rs/attic-ci https://cache.nixos.org
            trusted-public-keys = attic-ci:U5Sey4mUxwBXM3iFapmP0/ogODXywKLRNgRPQpEXxbo= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=

      - name: Build and run tests
        run: |
          tests=$(nix build .#attic-tests --no-link --print-out-paths -L)
          find "$tests/bin" -exec {} \;