pull_request.yml

# Tests PRs on multiple operating systems and Python/Java versions
name: Test Build

on:
  pull_request:
    types: [opened, synchronize, reopened, labeled]
    branches:
      - main
    paths-ignore:
      - 'LICENSE*'
      - '.gitignore'
      - '**.md'
      - '**.adoc'
      - '*.txt'
      - '.ci/**'

defaults:
  run:
    shell: bash

jobs:
  test-build:
    strategy:
      matrix:
        os: [ ubuntu-latest ]
        java-version: [ 17, 21, 22 ]
      fail-fast: false
    runs-on: ${{ matrix.os }}

    steps:
      # Need to check for stale repo, since Github is not aware of the build chain and therefore doesn't automate it.
      - name: Checkout timefold-solver (PR) # Checkout the PR branch first, if it exists
        id: checkout-solver
        uses: actions/checkout@v4
        continue-on-error: true
        with:
          repository: ${{ github.actor }}/timefold-solver
          ref: ${{ github.head_ref }}
          path: ./timefold-solver
          fetch-depth: 0 # Otherwise merge will fail on account of not having history.
      - name: Checkout timefold-solver (main) # Checkout the main branch if the PR branch does not exist
        if: steps.checkout-solver.outcome != 'success'
        uses: actions/checkout@v4
        with:
          repository: TimefoldAI/timefold-solver
          ref: main
          path: ./timefold-solver
          fetch-depth: 0 # Otherwise merge will fail on account of not having history.
      - name: Prevent stale fork of timefold-solver
        env:
          BLESSED_REPO: "timefold-solver"
          BLESSED_BRANCH: ${{ endsWith(github.head_ref, '.x') && github.head_ref || 'main' }}
        shell: bash
        working-directory: ./timefold-solver
        run: .github/scripts/prevent_stale_fork.sh

      - name: Check out repository code
        uses: actions/checkout@v4
        with:
          path: './timefold-solver-python'

      # Build and test
      - name: Set up JDK 17
        uses: actions/setup-java@v4
        with:
          java-version: ${{ matrix.java-version }}
          distribution: 'temurin'
          cache: 'maven'
      # Need to install all Python versions in the same run for tox
      - name: Python 3.10, Python 3.11, Python 3.12 Setup
        uses: actions/setup-python@v5
        with:
          python-version: |
              3.10
              3.11
              3.12
          cache: 'pip'
          cache-dependency-path: |
            **/setup.py
      - name: Install tox
        run:
          python -m pip install --upgrade pip
          pip install tox pytest
      - name: Quickly build timefold-solver
        working-directory: ./timefold-solver
        run: mvn -B -Dquickly clean install
      - name: Build with Maven to install parent poms for python build
        working-directory: ./timefold-solver-python
        run: mvn -B --fail-at-end clean install
      - name: Run tox on timefold solver python test suite
        working-directory: ./timefold-solver-python
        run: python -m tox
      - name: Run tox on jpyinterpreter test suite
        working-directory: ./timefold-solver-python/jpyinterpreter
        run: python -m tox