merge-tests.yml

name: merge-tests

on:
  pull_request:
    branches:
      - main

jobs:
  check_changes:
    runs-on: ubuntu-latest
    outputs:
      run_job: ${{ steps.check_files.outputs.run_job }}
    steps:
      - name: Checkout PyBADS
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          path: pybads

      - name: Check for modified files
        id: check_files
        run: |
          cd ./pybads
          echo "=============== list modified files ==============="
          git diff --name-only origin/main
          echo "========== check paths of modified files =========="
          git diff --name-only origin/main > files.txt
          echo "run_job=false" >> $GITHUB_OUTPUT
          changes=false
          while IFS= read -r file
          do
            echo $file
            if [[ ($file != pybads/*) && ($file != pyproject.toml) && ($file != setup.py) ]]; then
              :
            else
              echo "Change in source files found, running tests."
              echo "run_job=true" >> $GITHUB_OUTPUT
              changes=true
              break
            fi
          done < files.txt
          if [ "$changes" = false ]; then
            echo "No changes to source directory found, skipping tests."
          fi
  tests:
    needs: check_changes
    if: needs.check_changes.outputs.run_job == 'true'
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]
        python-version: ["3.9", "3.10", "3.11"]
    runs-on: ${{ matrix.os }}

    steps:
      - name: Checkout PyBADS
        uses: actions/checkout@v3
        with:
          path: pybads

      - name: Checkout GPyReg
        uses: actions/checkout@v3
        with:
          repository: acerbilab/gpyreg
          path: gpyreg

      - name: Setup Python
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python-version }}

      - name: Install PyBADS
        run: |
          cd ./pybads
          python -m pip install -e .
      - name: Install GPyReg
        run: |
          cd ./gpyreg
          python -m pip install -e .
      - name: Run tests
        run: |
          cd ./pybads
          python -m pytest --reruns=5 -x -vv