name: Test & publish

on:
  push:
    branches:
      - master
  pull_request:
  release:
    types: [created]

jobs:
  build:
    name: Python ${{ matrix.python-version }} / ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      max-parallel: 9
      fail-fast: false
      matrix:
        python-version: [3.7, 3.8, 3.9]
        os: [ubuntu-latest, windows-latest, macOS-latest]

    steps:
    - uses: actions/checkout@v1
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v1
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install poetry
        poetry install
    - name: Test with pytest
      run: |
        poetry run pytest --color=yes

  publish:
    name: Publish to PyPI
    runs-on: ubuntu-latest
    needs: build
    if: github.event_name == 'release'
    steps:
      - uses: actions/checkout@v1
      - name: Set up Python
        uses: actions/setup-python@v1
        with:
          python-version: '3.8'
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install poetry
      - name: Build and publish
        env:
          PYPI_USERNAME: ${{ secrets.PYPI_USERNAME }}
          PYPI_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
        run: |
          poetry publish --build -u $PYPI_USERNAME -p $PYPI_PASSWORD