name: CI (GitHub)

on:
  push:
  pull_request:
  schedule:
    # Weekly, at 5:30 AM on Saturday (somewhat randomly chosen).
    - cron: '30 5 * * 6'
  workflow_dispatch:

jobs:
  build:
    strategy:
      matrix:
        os: [ubuntu-18.04, windows-2019]
        toolset: [gcc, clang, msvc]
        configuration: [Debug, Release]
        exclude:
          - {os: ubuntu-18.04, toolset: msvc}
          - {os: windows-2019, toolset: gcc}
          - {os: windows-2019, toolset: clang}

    runs-on: '${{ matrix.os }}'

    name: '${{ matrix.os }} / ${{ matrix.toolset }} / ${{ matrix.configuration }}'

    env:
      TOOLSET: '${{ matrix.toolset }}'
      PLATFORM: x64
      CONFIGURATION: '${{ matrix.configuration }}'
      BOOST_VERSION: 1.72.0

    defaults:
      run:
        shell: pwsh

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up Python
        uses: actions/setup-python@v2
        with:
          python-version: '3.x'

      - name: Cache Boost
        uses: actions/cache@v2.1.4
        with:
          path: '${{ runner.workspace }}/build/boost_*.tar.gz'
          key: 'boost_${{ env.BOOST_VERSION }}'

      - name: Build Boost
        run: python -m project.ci.boost -- --with-filesystem

      - name: Build example project
        run: python -m project.ci.cmake --install --subdir examples/boost

      - name: Run example project
        run: |
          cd "$env:GITHUB_WORKSPACE/../build/install/bin"
          $foo_path = Join-Path (Get-Location).Path foo
          if ('${{ runner.os }}' -eq 'Windows') {
              $foo_path += '.exe'
          }

          $relative = 'test.txt'
          $absolute = Join-Path (Get-Location).Path $relative

          $actual = & $foo_path $relative
          echo 'Actual output:'
          echo $actual

          $expected = $foo_path,$absolute
          echo 'Expected output:'
          echo $expected

          if (Compare-Object $actual $expected -CaseSensitive) {
              throw 'Unexpected output'
          }