name: CI
on: [push, pull_request]
env:
  CI: true

jobs:
  test:
    runs-on: ${{ matrix.os }}

    strategy:
      fail-fast: false
      matrix:
        python:
          - 3.5
          - 3.6
          - 3.7
          - 3.8
        os:
          - ubuntu-latest
          - macos-latest
          - windows-latest

    steps:
      - name: Clone repository
        uses: actions/checkout@v2

      - name: Set up Python
        uses: actions/setup-python@v1
        with:
          python-version: ${{ matrix.python }}
          architecture: "x64"

      - run: python --version
      - run: pip --version

      - name: Get pip cache directory
        id: pip-cache
        run: |
          echo "::set-output name=dir::$(pip cache dir)"

      - name: Cache dependencies
        uses: actions/cache@v2
        with:
          path: ${{ steps.pip-cache.outputs.dir }}
          key: ${{ runner.os }}-python-v${{ matrix.python }}-${{ hashFiles('**/requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-python-v${{ matrix.python }}-${{ hashFiles('**/requirements.txt') }}
            ${{ runner.os }}-python-v${{ matrix.python }}-

      - name: Install Python dependencies
        run: pip install -r requirements.txt

      - name: Run lint
        run: flake8

      - name: Run tests
        run: python testUpdateHostsFile.py