ci.yml

# adapted from xarray's ci
name: CI

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
  workflow_dispatch:

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

jobs:
  detect-skip-ci-trigger:
    name: "Detect CI Trigger: [skip-ci]"
    if: github.event_name == 'push' || github.event_name == 'pull_request'
    runs-on: ubuntu-latest
    outputs:
      triggered: ${{ steps.detect-trigger.outputs.trigger-found }}
    steps:
    - uses: actions/checkout@v4
      with:
        fetch-depth: 2
    - uses: xarray-contrib/ci-trigger@v1
      id: detect-trigger
      with:
        keyword: "[skip-ci]"

  ci:
    name: ${{ matrix.os }} py${{ matrix.python-version }}
    runs-on: ${{ matrix.os }}
    needs: detect-skip-ci-trigger
    defaults:
      run:
        shell: bash -l {0}

    env:
      FORCE_COLOR: 3

    if: |
      always()
      && github.repository == 'xarray-contrib/pint-xarray'
      && (
        github.event_name == 'workflow_dispatch'
        || needs.detect-skip-ci-trigger.outputs.triggered == 'false'
      )

    strategy:
      fail-fast: false
      matrix:
        python-version: ["3.10", "3.11", "3.12"]
        os: ["ubuntu-latest", "macos-latest", "windows-latest"]

    steps:
    - name: checkout the repository
      uses: actions/checkout@v4
      with:
        # need to fetch all tags to get a correct version
        fetch-depth: 0  # fetch all branches and tags

    - name: cache pip
      uses: actions/cache@v4
      with:
        path: ~/.cache/pip
        key: pip-py${{ matrix.python-version }}
        restore-keys: |
          pip-

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

    - name: upgrade pip
      run: python -m pip install --upgrade pip setuptools wheel

    - name: install dependencies
      run: |
        python -m pip install -r ci/requirements.txt

    - name: install pint-xarray
      run: python -m pip install --no-deps .

    - name: show versions
      run: python -m pip list

    - name: import pint-xarray
      run: |
        python -c 'import pint_xarray'

    - name: run tests
      if: success()
      id: status
      run: |
        python -m pytest --cov=pint_xarray --cov-report=xml

    - name: Upload code coverage to Codecov
      uses: codecov/codecov-action@v4.6.0
      with:
        file: ./coverage.xml
        flags: unittests
        env_vars: RUNNER_OS,PYTHON_VERSION
        name: codecov-umbrella
        fail_ci_if_error: false