.github/workflows/unittest.yml

# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

on:
  pull_request:
    branches:
      - main

permissions:
  contents: read
  
name: unittest
jobs:
  unit:
    runs-on: ubuntu-22.04
    strategy:
      matrix:
        python: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
    steps:
    - name: Checkout
      uses: actions/checkout@v4
    - name: Setup Python
      uses: actions/setup-python@v5
      with:
        python-version: ${{ matrix.python }}
    - name: Install nox
      run: |
        python -m pip install --upgrade setuptools pip wheel
        python -m pip install nox
    - name: Run unit tests
      env:
        COVERAGE_FILE: .coverage-${{ matrix.python }}
      run: |
        nox -s unit-${{ matrix.python }}
    - name: Upload coverage results
      uses: actions/upload-artifact@v4
      with:
        name: coverage-artifact-${{ matrix.python }}
        path: .coverage-${{ matrix.python }}
        include-hidden-files: true

  cover:
    runs-on: ubuntu-latest
    needs:
        - unit
    steps:
    - name: Checkout
      uses: actions/checkout@v4
    - name: Setup Python
      uses: actions/setup-python@v5
      with:
        python-version: "3.13"
    - name: Install coverage
      run: |
        python -m pip install --upgrade setuptools pip wheel
        python -m pip install coverage
    - name: Download coverage results
      uses: actions/download-artifact@v4
      with:
        path: .coverage-results/
    - name: Report coverage results
      run: |
        find .coverage-results -type f -name '*.zip' -exec unzip {} \;
        coverage combine .coverage-results/**/.coverage*
        coverage report --show-missing --fail-under=99