pytest.yaml

name: Test

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
  schedule:
  - cron: "0 5 * * *"

# Cancel previous runs that have not completed
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

env:
  depth: 100

jobs:
  pytest:
    strategy:
      matrix:
        os:
        - macos-latest
        - ubuntu-latest
        - windows-latest
        python-version:
        - "3.8"  # Earliest version supported by ixmp
        - "3.9"
        - "3.10"
        - "3.11"
        - "3.12"  # Latest supported by ixmp

        # commented: force a specific version of pandas, for e.g. pre-release
        # testing
        # pandas-version:
        # - ""
        # - "==2.0.0rc0"

        exclude: [ ]
        # # Specific version combinations that are invalid, e.g. pandas 2.0
        # # requires Python >= 3.8
        # - python-version: "3.7"
        #   pandas-version: "==2.0.0rc0"

      fail-fast: false

    runs-on: ${{ matrix.os }}
    name: ${{ matrix.os }}-py${{ matrix.python-version }}
    # commented: use with "pandas-version" in the matrix, above
    # name: ${{ matrix.os }}-py${{ matrix.python-version }}-pandas${{ matrix.pandas-version }}

    steps:
    - uses: actions/checkout@v4
      with:
        fetch-depth: ${{ env.depth }}
        fetch-tags: true

    - uses: actions/setup-python@v5
      with:
        python-version: ${{ matrix.python-version }}
        cache: pip
        cache-dependency-path: "**/pyproject.toml"

    - uses: ts-graphviz/setup-graphviz@v2
      with:
        macos-skip-brew-update: true

    - uses: r-lib/actions/setup-r@v2
      id: setup-r
      with:
        r-version: '4.2.3'

    - name: Cache GAMS installer and R packages
      uses: actions/cache@v4
      with:
        path: |
          gams
          ${{ env.R_LIBS_USER }}
        key: ${{ matrix.os }}-R${{ steps.setup-r.outputs.installed-r-version }}
        restore-keys: |
          ${{ matrix.os }}-

    - uses: iiasa/actions/setup-gams@main
      with:
        version: 25.1.1

    - name: Set RETICULATE_PYTHON
      # Use the environment variable set by the setup-python action, above.
      run: echo "RETICULATE_PYTHON=$pythonLocation" >> $GITHUB_ENV
      shell: bash

    - name: Install Python package and dependencies
      # [docs] contains [tests], which contains [report,tutorial]
      run: |
        pip install .[docs]

        # commented: use with "pandas-version" in the matrix, above
        # pip install --upgrade pandas${{ matrix.pandas-version }}

    - name: Install R dependencies and tutorial requirements
      run: |
        install.packages(c("remotes", "Rcpp"))
        remotes::install_cran(
          c("IRkernel", "reticulate"),
          dependencies = TRUE,
          # force = TRUE,
        )

        IRkernel::installspec()

        # commented: for debugging
        # print(reticulate::py_config())
        # reticulate::py_run_string("import os; print(os.environ)")
      shell: Rscript {0}

    - name: Run test suite using pytest
    # FIXME: Use --numprocesses=auto once flaky tests are fixed
      run: |
        pytest ixmp \
          -m "not performance" \
          --color=yes -rA --verbose \
          --cov-report=xml \
          --numprocesses=1
      shell: bash

    - name: Upload test coverage to Codecov.io
      uses: codecov/codecov-action@v4
      # FIXME Limit runtime until
      # https://github.com/codecov/codecov-action/issues/1316 is resolved
      timeout-minutes: 1
      continue-on-error: true
      with:
        token: ${{ secrets.CODECOV_TOKEN }} # required

  pre-commit:
    name: Code quality

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
    - uses: actions/setup-python@v5
      with:
        python-version: "3.x"

    - name: Force recreation of pre-commit virtual environment for mypy
      if: github.event_name == 'schedule'
      run: gh cache list -L 999 | cut -f2 | grep pre-commit | xargs -I{} gh cache delete "{}" || true
      env: { GH_TOKEN: "${{ github.token }}" }

    - uses: pre-commit/action@v3.0.0