ci.yml

name: CI/CD

on:
  push:
  pull_request:
    branches:
    - main
    - release/v*
  # Run daily at 0:01 UTC
  schedule:
  - cron:  '1 0 * * *'
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  test:

    runs-on: ${{ matrix.os }}
    # On push events run the CI only on main by default, but run on any branch if the commit message contains '[ci all]'
    if: >-
      github.event_name != 'push'
      || (github.event_name == 'push' && github.ref == 'refs/heads/main')
      || (github.event_name == 'push' && github.ref != 'refs/heads/main' && contains(github.event.head_commit.message, '[ci all]'))
    strategy:
      matrix:
        os: [ubuntu-latest]
        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12']
        include:
          - os: macos-latest
            python-version: '3.12'
          # Intel runner
          - os: macos-13
            python-version: '3.12'

    steps:
    - uses: actions/checkout@v4

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v5
      with:
        python-version: ${{ matrix.python-version }}

    - name: Install dependencies
      if: matrix.python-version != '3.7' && matrix.python-version != '3.8'
      run: |
        python -m pip install uv
        uv pip install --system --upgrade pip setuptools wheel
        uv pip install --system --upgrade ".[all,test]"

      # c.f. https://github.com/astral-sh/uv/issues/2062
    - name: Install dependencies (Python 3.7, 3.8)
      if: matrix.python-version == '3.7' || matrix.python-version == '3.8'
      run: |
        python -m pip install --upgrade pip setuptools wheel
        python -m pip install --find-links https://storage.googleapis.com/jax-releases/jax_releases.html --upgrade ".[all,test]"

    - name: List installed Python packages
      run: python -m pip list

    - name: Test with pytest and coverage
      run: |
        coverage run --module pytest --ignore tests/contrib --ignore tests/benchmarks --ignore tests/test_notebooks.py

    - name: Launch a tmate session if tests fail
      if: failure() && github.event_name == 'workflow_dispatch'
      uses: mxschmitt/action-tmate@v3

    - name: Coverage report for core project
      run: |
        coverage report
        coverage xml

      # Report coverage for oldest and newest Python tested to deal with version differences
    - name: Report core project coverage with Codecov
      if: >-
        github.event_name != 'schedule' &&
        matrix.os == 'ubuntu-latest'
      uses: codecov/codecov-action@v4
      with:
        fail_ci_if_error: true
        files: ./coverage.xml
        flags: unittests-${{ matrix.python-version }}
        token: ${{ secrets.CODECOV_TOKEN }}

    - name: Test Contrib module with pytest
      run: |
        coverage run --append --module pytest tests/contrib --mpl --mpl-baseline-path tests/contrib/baseline

    - name: Coverage report with contrib
      run: |
        coverage report
        coverage xml

    - name: Report contrib coverage with Codecov
      if: github.event_name != 'schedule' && matrix.python-version == '3.12' && matrix.os == 'ubuntu-latest'
      uses: codecov/codecov-action@v4
      with:
        fail_ci_if_error: true
        files: ./coverage.xml
        flags: contrib
        token: ${{ secrets.CODECOV_TOKEN }}

    - name: Test docstring examples with doctest
      # TODO: Don't currently try to match amd64 and arm64 floating point for docs, but will in the future.
      if: matrix.python-version == '3.12' && matrix.os != 'macos-latest'
      run: coverage run --data-file=.coverage-doctest --module pytest src/ README.rst

    - name: Coverage report for doctest only
      if: matrix.python-version == '3.12' && matrix.os != 'macos-latest'
      run: |
        coverage report --data-file=.coverage-doctest
        coverage xml --data-file=.coverage-doctest -o doctest-coverage.xml

    - name: Report doctest coverage with Codecov
      if: github.event_name != 'schedule' && matrix.python-version == '3.12' && matrix.os == 'ubuntu-latest'
      uses: codecov/codecov-action@v4
      with:
        fail_ci_if_error: true
        files: doctest-coverage.xml
        flags: doctest
        token: ${{ secrets.CODECOV_TOKEN }}

    - name: Run benchmarks
      if: github.event_name == 'schedule' && matrix.python-version == '3.12'
      run: |
        pytest --benchmark-sort=mean tests/benchmarks/test_benchmark.py