code_validations.yml

name: Code Validations

on: [pull_request]

jobs:
  check-for-python-changes:
    runs-on: ubuntu-latest
    outputs:
      run-python-validations: ${{ steps.changes.outputs.run-python-validations }}
    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Get changed files
        id: changes
        run: |
          echo "::set-output name=run-python-validations::$(git diff --name-only --diff-filter=ACMRT ${{ github.event.pull_request.base.sha }} ${{ github.sha }} | grep .py$ | xargs)"

  run-checks:
    runs-on: ubuntu-latest
    needs: check-for-python-changes
    if: ${{needs.check-for-python-changes.outputs.run-python-validations}}
    steps:
      - uses: actions/checkout@v2

      - name: Set up Python 3.8.12
        uses: actions/setup-python@v2
        with:
          python-version: 3.8.12

      - uses: actions/cache@v3
        id: cache
        with:
          path: ${{ env.pythonLocation }}
          key: ${{ env.pythonLocation }}-${{ hashFiles('setup.cfg') }}--${{ hashFiles('tests/requirements.txt') }}

      - name: Install dependencies
        if: steps.cache.outputs.cache-hit != 'true'
        run: |
          python -m pip install --upgrade pip
          pip install -e .
          pip install -r tests/requirements.txt

      - name: Make sure black formatter results in no diff
        run: |
          black $(git ls-files '*.py') --check
      - name: Make sure isort formatter results in no diff
        run: |
          isort $(git ls-files '*.py') --check
      - name: Analyzing the code with pylint
        run: |
          pylint openlayer tests
      - name: Analyzing the code with flake8
        run: |
          flake8 openlayer tests
      # Currently always succeeds because unit tests need to be fixed
      - name: Running Pytest
        run: |
          pytest