scheduled_tests.yaml

name: Scheduled

on:
  workflow_dispatch:
  pull_request:
    branches:
      - main

  # runs every day at 09:00 UTC
  schedule:
    - cron: '0 9 * * *'

# Check noxfile.py for associated environment variables
env:
  PYBOP_SCHEDULED: 1

jobs:
  # Dynamically create a matrix of OS, Python, and PyBaMM versions
  create_pybamm_matrix:
    name: Dynamically create GitHub Actions matrix
    runs-on: ubuntu-latest
    steps:
      - name: Check out PyBOP repository
        uses: actions/checkout@v4
        with:
          sparse-checkout-cone-mode: false
          sparse-checkout: |
            scripts/ci/build_matrix.sh

      - name: Run script to create matrix
        id: set-matrix
        run: |
          echo "matrix=$(bash scripts/ci/build_matrix.sh)" >> "$GITHUB_OUTPUT"
    outputs:
      pybop_matrix: ${{ steps.set-matrix.outputs.matrix }}

  # Filter the matrix to only include Python and PyBaMM versions. This job
  # is used for the self-hosted macOS-14 (arm64) runner at this time.
  filter_pybamm_matrix:
    name: Filter the matrix for OS and Python version
    needs: [create_pybamm_matrix]
    if: github.repository == 'pybop-team/PyBOP'
    runs-on: ubuntu-latest
    outputs:
      filtered_pybop_matrix: ${{ steps.set-matrix.outputs.matrix }}
    steps:
      - name: Filter pybop matrix
        id: set-matrix
        run: |
          import json
          import os

          # Get the matrix
          matrix_json = '${{ needs.create_pybamm_matrix.outputs.pybop_matrix }}'
          matrix = json.loads(matrix_json)

          # Filter the matrix to include just the Python version and PyBaMM version
          # First filter the matrix to only include macOS-14 entries
          filtered_entries = [entry for entry in matrix['include'] if entry['os'] == 'macos-14']
          # Then remove the os key from the entries
          for entry in filtered_entries:
              entry.pop('os')
          filtered_matrix = {'include': filtered_entries}

          # Set the output variable for other jobs to use
          output_file = os.environ['GITHUB_OUTPUT']
          with open(output_file, "a", encoding="utf-8") as output_stream:
              output_stream.write(f"matrix={json.dumps(filtered_matrix)}\n")
        shell: python

  # This job is dependent on filter_pybamm_matrix so that the self-hosted runner starts
  # as soon as the matrix is filtered (i.e. the runners don't get tied up with build below).
  build:
    needs: [create_pybamm_matrix, filter_pybamm_matrix]
    name: Build (${{ matrix.os }}, Python ${{ matrix.python_version }}, PyBaMM ${{ matrix.pybamm_version }})
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix: ${{fromJson(needs.create_pybamm_matrix.outputs.pybop_matrix)}}
    env:
      PYBAMM_VERSION: ${{ matrix.pybamm_version }}

    steps:
      - uses: actions/checkout@v4
      - name: Set up Python ${{ matrix.python_version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python_version }}

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip nox[uv]

      - name: Unit tests with nox
        run: python -m nox -s coverage

      - name: Run examples with nox
        run: python -m nox -s examples

  # M-series Mac Mini
  build-apple-mseries:
    # This job filters the matrix JSON created in build_matrix.sh to provide
    # a matrix of only macOS-14 (arm64) entries
    needs: [filter_pybamm_matrix]
    name: Build (MacOS M-series, Python ${{ matrix.python_version }}, PyBaMM ${{ matrix.pybamm_version }})
    runs-on: [self-hosted, macOS, ARM64]
    if: github.repository == 'pybop-team/PyBOP'
    env:
      GITHUB_PATH: ${PYENV_ROOT/bin:$PATH}
      PYBAMM_VERSION: ${{ matrix.pybamm_version }}
    strategy:
      fail-fast: false
      matrix: ${{fromJson(needs.filter_pybamm_matrix.outputs.filtered_pybop_matrix)}}

    steps:
      - uses: actions/checkout@v4
      - name: Install python & create virtualenv
        shell: bash
        run: |
          eval "$(pyenv init -)"
          pyenv install ${{ matrix.python_version }} -s
          pyenv virtualenv ${{ matrix.python_version }} pybop-${{ matrix.python_version }}-${{ matrix.pybamm_version }}

      - name: Install dependencies & run tests
        shell: bash
        run: |
          eval "$(pyenv init -)"
          pyenv activate pybop-${{ matrix.python_version }}-${{ matrix.pybamm_version }}
          python -m pip install --upgrade pip nox[uv]
          python -m nox -s coverage
          python -m nox -s examples

      - name: Uninstall pyenv-virtualenv & python
        if: always()
        shell: bash
        run: |
          eval "$(pyenv init -)"
          pyenv activate pybop-${{ matrix.python_version }}-${{ matrix.pybamm_version }}
          pyenv uninstall -f $( python --version )