examples.yml

name: Examples

on: 
  workflow_dispatch:
    inputs:
      python-version:
        type: string
        description: Version of Python (e.g., 3.12)
        required: false
  schedule: # Run once a week to detect any regressions
    - cron: '0 0 * * 1'

jobs:
  test:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        example: [
          "Basic/example.py",
          "Basic/example_decorators.py",
          "Basic/example_parallelization.py",
          "Basic/sensitivity_analysis.py",
          "Basic/dps_example.py",
          "Eijgenraam/eijgenraam.py",
          "Eijgenraam/eijgenraam_mordm.py",
          "Languages/Python/lakeModelInPython.py",
          "Languages/R/lakeModelInR.py",
          #"Languages/Excel/lakeModelInExcel.py"  # requires Windows
          "Languages/C/lakeModelInC.py"]

    steps:
      - uses: actions/checkout@v4

      - name: Get Python version
        run: |
          PYTHON_VERSION="${{ inputs.python-version }}"

          if [ -z "${{ inputs.python-version }}" ]; then
            PYTHON_VERSION=$(cat pyproject.toml | grep "requires-python" | grep -Eo "[0-9]+\.[0-9]+")
          fi

          echo "PYTHON_VERSION=${PYTHON_VERSION}" >> $GITHUB_ENV

      - name: Set up Python ${{ env.PYTHON_VERSION }}
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.PYTHON_VERSION }}
          cache: "pip"

      - name: Install dependencies
        run: |
          sudo apt update
          sudo apt install -y graphviz r-base
          pip install .[examples]

      - name: Run example
        run: |
          EXAMPLE="examples/${{ matrix.example }}"
          EXAMPLE_DIR=$(dirname "${EXAMPLE}")
          EXAMPLE_FILE=$(basename "${EXAMPLE}")

          pushd "${EXAMPLE_DIR}"

          if [ -f "Makefile" ]; then
            make
          fi

          IMAGES_DIR=$(realpath images/)

          export RHODIUM_NO_PROMPT=true
          export RHODIUM_FIGURE_OUTPUT="${IMAGES_DIR}"
          export LD_LIBRARY_PATH="$(pwd):${LD_LIBRARY_PATH}"

          python "${EXAMPLE_FILE}"

          echo "IMAGES_DIR=${IMAGES_DIR}" >> $GITHUB_ENV
          echo "ARTIFACT_NAME=${EXAMPLE_FILE}" >> $GITHUB_ENV

      - name: Upload figures
        uses: actions/upload-artifact@v4
        with:
          name: "${{ env.ARTIFACT_NAME }}"
          path: "${{ env.IMAGES_DIR }}"
          if-no-files-found: ignore