name: windows

on: [push, pull_request]

jobs:
  build:
    runs-on: ${{matrix.os}}
    strategy:
      matrix:
        # windows-2016 and windows-2019 have MSVC 2017 and 2019 installed
        # respectively: https://github.com/actions/virtual-environments.
        os: [windows-2016, windows-2019]
        platform: [Win32, x64]
        build_type: [Debug, Release]
        standard: [11, 17, 20]
        include:
          - os: windows-2016
            platform: Win32
            build_type: Debug
            shared: -DBUILD_SHARED_LIBS=ON
        exclude:
          - os: windows-2016
            platform: Win32
          - os: windows-2016
            standard: 17
          - os: windows-2016
            standard: 20
          - os: windows-2019
            standard: 11
          - os: windows-2019
            standard: 20
            platform: Win32

    steps:
    - uses: actions/checkout@v2

    - name: Create Build Environment
      run: cmake -E make_directory ${{runner.workspace}}/build

    - name: Configure
      # Use a bash shell for $GITHUB_WORKSPACE.
      shell: bash
      working-directory: ${{runner.workspace}}/build
      run: |
        cmake -DCMAKE_BUILD_TYPE=${{matrix.build_type}} ${{matrix.shared}} \
              -A ${{matrix.platform}} \
              -DCMAKE_CXX_STANDARD=${{matrix.standard}} \
              $GITHUB_WORKSPACE

    - name: Build
      working-directory: ${{runner.workspace}}/build
      run: |
        $threads = (Get-CimInstance Win32_ComputerSystem).NumberOfLogicalProcessors
        cmake --build . --config ${{matrix.build_type}} --parallel $threads

    - name: Test
      working-directory: ${{runner.workspace}}/build
      run: ctest -C ${{matrix.build_type}} -V
      env:
        CTEST_OUTPUT_ON_FAILURE: True
