name: Pip

on:
  workflow_dispatch:
  pull_request:
  push:
    branches:
      - master

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        platform: [windows-latest, macos-latest, ubuntu-latest]
        python-version: ["2.7", "3.5", "3.8", "3.9"]

    runs-on: ${{ matrix.platform }}

    steps:
    - uses: actions/checkout@v2

    - uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}

    - name: Add requirements
      run: python -m pip install --upgrade wheel setuptools

    # Eventually Microsoft might have an action for setting up
    # MSVC, but for now, this action works:
    - name: Prepare compiler environment for Windows 🐍 2.7
      if: matrix.python-version == 2.7 && runner.os == 'Windows'
      uses: ilammy/msvc-dev-cmd@v1
      with:
        arch: x64

    # This makes two environment variables available in the following step(s)
    - name: Set Windows 🐍 2.7 environment variables
      if: matrix.python-version == 2.7 && runner.os == 'Windows'
      shell: bash
      run: |
        echo "DISTUTILS_USE_SDK=1" >> $GITHUB_ENV
        echo "MSSdk=1" >> $GITHUB_ENV

    - name: Build and install
      run: pip install --verbose .

    - name: Test
      run: python tests/test.py