name: CI

on: [push, pull_request]

jobs:
  build:

    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [3.6, 3.7, 3.8, 3.9, '3.10']

    steps:
    - uses: actions/checkout@v2
    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}
    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install tox tox-gh-actions coveralls
        pip install -r requirements-test.txt
    - name: Test with tox
      run: |
        tox
    - name: Upload coverage data to coveralls.io
      run: coveralls --service=github
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        COVERALLS_FLAG_NAME: ${{ matrix.python-version }}
        COVERALLS_PARALLEL: true

  coveralls:
    name: Indicate completion to coveralls.io
    needs: build
    runs-on: ubuntu-latest
    container: python:3-slim
    steps:
      - name: Finished
        run: |
          pip3 install --upgrade coveralls
          coveralls --service=github --finish
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}