main.yml

name: Linting & Tests

on:
  push:
    branches:
      - master
  pull_request:
    types:
      - assigned
      - unassigned
      - labeled
      - unlabeled
      - opened
      - edited
      - reopened
      - synchronize
      - ready_for_review
      - locked
      - unlocked
      - review_requested
      - review_request_
  workflow_dispatch:


jobs:
  lint:
    name: 🕵️ Linting Check 
    runs-on: ubuntu-latest
    # don't run workflow if pr draft
    if: github.event.pull_request.draft == false
    steps:
      - uses: actions/checkout@v2
      - name: Set up Python
        uses: actions/setup-python@v2
        with:
          python-version: 3.7
      - name: Install dependencies
        run: |
          echo "testing: ${{github.ref}}"
          python -m pip install --upgrade pip
          pip install .[dev]
          pip install -r requirements_dev.txt
      - name: Lint
        run: |
          black . --check

  tests:
    needs: lint
    name: 🤖 Tests (${{ matrix.python-version }}) 
    runs-on: "ubuntu-latest"
    # don't run workflow if pr draft
    if: github.event.pull_request.draft == false
    strategy:
      fail-fast: false
      matrix:
        python-version: ["3.7", "3.9"]
    steps:
      - uses: actions/checkout@v2
      #setup miniconda
      - uses: conda-incubator/setup-miniconda@v2
        with:
          activate-environment: stytra_env
          environment-file: environment.yml
          python-version: ${{ matrix.python-version }}
          auto-activate-base: false

      # install linux libraries for display server
      - name: Install Linux libraries
        run: |
          sudo apt-get install -y libdbus-1-3 libxkbcommon-x11-0 libxcb-icccm4 \
            libxcb-image0 libxcb-keysyms1 libxcb-randr0 libxcb-render-util0 \
            libxcb-xinerama0 libxcb-xinput0 libxcb-xfixes0
          sudo apt-get update -qq
          sudo apt install libxcb-xinerama0 
          sudo apt-get install -qq --no-install-recommends \
            libxml2-dev libxslt1-dev gfortran libatlas-base-dev \
            libespeak1 libxcb-image0 libxcb-keysyms1 libxcb-render-util0 \
            libxkbcommon-x11-0 libxcb-icccm4 libxcb1 openssl \
            libxcb-randr0-dev libxcb-xtest0-dev libxcb-xinerama0-dev \
            libxcb-shape0-dev libxcb-xkb-dev xvfb \
            libopengl0 libegl1 \
            libpulse0 libpulse-mainloop-glib0 \
            gir1.2-gtk-3.0 libgirepository1.0-dev

      #check the conda info
      - name: Conda info
        shell: bash -l {0}
        run: conda info

      #Initialize conda env
      - name: Init
        shell: bash -l {0}
        run: conda init

      #Install the dependencies in stytra env
      - name: Dependencies
        shell: bash -l {0}
        run: |
            conda activate stytra_env
            python -m pip install --upgrade pip
            pip install -r ./requirements_dev.txt
            pip install .[dev]

      #Create a server display
      - name: Start display server
        run: |
          Xvfb :1 -screen 0 1024x768x16 &
          echo "DISPLAY=:1.0" >> $GITHUB_ENV

      #Start testing (forked makes sure each test is run in a separate process)
      - name: Test all
        shell: bash -l {0}
        run: |
            conda activate stytra_env
            pytest -n3 --forked