run_tests.yml

name: run_tests

on:
  pull_request:
  push:
    branches: [main]

jobs:
  unittest:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest]
        python-version: ["3.11", "3.12"]
        environment_file: ["cge_test", "cge_test_windows"]
        exclude:
          - os: ubuntu-latest
            python-version: "3.12"
            environment_file: cge_test

          - os: windows-latest
            python-version: "3.11"
            environment_file: cge_test_windows
        test-subset:
          - |
            tests/

    runs-on: ${{ matrix.os }}

    env:
      TEST_SUBSET: ${{ matrix.test-subset }}

    defaults:
      run:
        shell: bash -l {0}

    steps:
    - uses: actions/checkout@v3
    - uses: actions/cache@v3
      env:
        # Increase this value to reset cache if cge_test.yml has not changed
        CACHE_NUMBER: 0
      with:
        path: ~/conda_pkgs_dir
        key: ${{ runner.os }}-py${{matrix.python-version}}-conda-${{ env.CACHE_NUMBER }}-${{
          hashFiles('conda_envs/cge_test.yml') }}
    - name: Cache multiple paths
      uses: actions/cache@v3
      env:
        # Increase this value to reset cache if requirements.txt has not changed
        CACHE_NUMBER: 1
      with:
        path: |
          ~/.cache/pip
          $RUNNER_TOOL_CACHE/Python/*
          ~\AppData\Local\pip\Cache
        key: ${{ runner.os }}-build-${{ matrix.python-version }}-${{ env.CACHE_NUMBER }}-${{
          hashFiles('requirements.txt') }}
    - uses: conda-incubator/setup-miniconda@v2
      with:
        miniforge-variant: Mambaforge
        miniforge-version: latest
        mamba-version: "*"
        activate-environment: cge-test
        channel-priority: strict
        environment-file: conda_envs/${{ matrix.environment_file }}.yml
        python-version: ${{matrix.python-version}}
        use-mamba: true
        use-only-tar-bz2: false # IMPORTANT: This may break caching of conda packages! See https://github.com/conda-incubator/setup-miniconda/issues/267

    - name: Install current branch
      run: |
        conda activate cge-test
        pip install -e .
        python --version

    - name: Run tests
      run: |
        python -m pytest -vv --cov=cge_modeling --cov-report=xml --no-cov-on-fail --cov-report term $TEST_SUBSET
    - name: Upload coverage to Codecov
      uses: codecov/codecov-action@v3
      with:
        token: ${{ secrets.CODECOV_TOKEN }} # use token for more robust uploads
        env_vars: TEST_SUBSET
        name: ${{ matrix.os }}
        fail_ci_if_error: false
        verbose: true