name: Tests

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
        python-version: [3.6, 3.7, 3.8]
    steps:
    - uses: actions/checkout@v2
    - 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 tox
        pip install -r requirements-lint.txt
    - name: Test with pytest via tox
      run: |
        tox -e gh
    - name: Code Format Check with Black
      run: |
        black --check --verbose .