name: windows
on:
  push:
    branches:
      - master
  pull_request:

jobs:
  test:
    runs-on: windows-latest
    name: (${{ matrix.target }}, ${{ matrix.channel }})
    strategy:
      # https://help.github.com/en/actions/getting-started-with-github-actions/about-github-actions#usage-limits
      # There's a limit of 60 concurrent jobs across all repos in the rust-lang organization.
      # In order to prevent overusing too much of that 60 limit, we throttle the
      # number of rustfmt jobs that will run concurrently.
      max-parallel: 1
      fail-fast: false
      matrix:
        target: [
          i686-pc-windows-gnu,
          i686-pc-windows-msvc,
          x86_64-pc-windows-gnu,
          x86_64-pc-windows-msvc,
        ]
        channel: [ nightly ]
        include:
          - channel: nightly
            target: i686-pc-windows-gnu
            mingw-7z-path: mingw

    env:
      CFG_RELEASE_CHANNEL: nightly
      CFG_RELEASE: nightly

    steps:
    # The Windows runners have autocrlf enabled by default
    # which causes failures for some of rustfmt's line-ending sensitive tests
    - name: disable git eol translation
      run: git config --global core.autocrlf false
    - name: checkout
      uses: actions/checkout@v2

    # The Windows runners do not (yet) have a proper msys/mingw environment
    # pre-configured like AppVeyor does, though they will likely be added in the future.
    # https://github.com/actions/virtual-environments/issues/30
    #
    # In the interim, this ensures mingw32 is installed and available on the PATH
    # for the i686-pc-windows-gnu target. This approach is used because it's common in
    # other rust projects and there are issues/limitations with the msys2 chocolatey nuget
    # package and numworks/setup-msys2 action.
    # https://github.com/rust-lang/rust/blob/master/src/ci/scripts/install-mingw.sh#L59
    # https://github.com/rust-lang/rustup/blob/master/appveyor.yml
    #
    # Use GitHub Actions cache support to avoid downloading the .7z file every time
    # to be cognizant of the AWS egress cost impacts
    # https://help.github.com/en/actions/automating-your-workflow-with-github-actions/caching-dependencies-to-speed-up-workflows#usage-limits-and-eviction-policy
    - name: cache mingw.7z
      id: cache-mingw
      with:
        path: ${{ matrix.mingw-7z-path }}
        key: ${{ matrix.channel }}-${{ matrix.target }}-mingw
      uses: actions/cache@v1
      if: matrix.target == 'i686-pc-windows-gnu' && matrix.channel == 'nightly'
    - name: download mingw.7z
      run: |
        # Disable the download progress bar which can cause perf issues
        $ProgressPreference = "SilentlyContinue"
        md -Force ${{ matrix.mingw-7z-path }}
        Invoke-WebRequest https://ci-mirrors.rust-lang.org/rustc/i686-6.3.0-release-posix-dwarf-rt_v5-rev2.7z -OutFile ${{ matrix.mingw-7z-path }}/mingw.7z
      if: matrix.target == 'i686-pc-windows-gnu' && matrix.channel == 'nightly' && steps.cache-mingw.outputs.cache-hit != 'true'
      shell: powershell
    - name: install mingw32
      run: |
        7z x -y ${{ matrix.mingw-7z-path }}/mingw.7z -oC:\msys64 | Out-Null
        echo ::add-path::C:\msys64\mingw32\bin
      if: matrix.target == 'i686-pc-windows-gnu' && matrix.channel == 'nightly'
      shell: powershell

      # Run build
    - name: setup
      uses: actions-rs/toolchain@v1
      with:
        toolchain: ${{ matrix.channel }}-${{ matrix.target }}
        target: ${{ matrix.target }}
        override: true
        profile: minimal
        default: true

    - name: cargo-make
      run: cargo install --force cargo-make

    - name: build
      run: |
        rustc -Vv
        cargo -V
        cargo build
      shell: cmd

    - name: test
      run: cargo test
      shell: cmd