cov_build.yaml

name: Coverage Build

on:
  push:
    branches:
      - main
  pull_request:
    types: [opened, reopened, synchronize]
  
jobs:
  build:
    name: Code coverage
    runs-on: ubuntu-22.04
    env:
      CC: gcc-12
      CXX: g++-12
      FC: gfortran-12
      GCOV: gcov-12
      OMP_NUM_THREADS: 1

    steps:
    - name: Checkout repo
      uses: actions/checkout@v4

    - name: Install prerequisites
      run: |
        sudo apt-get -y install lcov
        pip3 install pytest pytest-cov numpy scipy h5py triangle

    - name: Cache external libraries
      id: cache-ext-libs
      uses: actions/cache@v4
      with:
        path: libs
        key: cov_build-${{ hashFiles('src/utilities/build_libs.py') }}

    - name: Create build dir
      if: ${{ steps.cache-ext-libs.outputs.cache-hit != 'true' }}
      run: mkdir libs

    - name: Check compilers
      run: |
        $CC --version
        $CXX --version
        $FC --version
        $GCOV --version

    - name: Build external
      shell: bash
      timeout-minutes: 30
      working-directory: libs
      run: >
        python3 ../src/utilities/build_libs.py --no_dl_progress --nthread=2
        --ref_blas --build_mpi=1 --build_umfpack=1 --build_superlu=1 --build_superlu_dist=1
        --build_arpack=1 --oft_build_tests=1 --oft_build_coverage

    - name: Upload library failure log
      uses: actions/upload-artifact@v4
      if: failure()
      with:
        name: Library failure log
        path: libs/build/build_error.log
    
    - name: Remove external build directory
      shell: bash
      working-directory: libs
      run: rm -rf build

    - name: Configure OFT
      shell: bash
      working-directory: libs
      run: bash config_cmake.sh

    - name: Build OFT
      shell: bash
      working-directory: libs/build_release
      run: make

    - name: Test OFT
      shell: bash
      timeout-minutes: 60
      working-directory: libs/build_release
      run: make test_cov
    
    - name: Generate coverage report
      shell: bash
      working-directory: libs/build_release
      run: |
        lcov -c --directory . --output-file main_coverage.info --gcov-tool $GCOV
        lcov --ignore-errors unused -r main_coverage.info -o cleaned_coverage.txt '/opt/*' '/usr/*'
    
    - name: Upload coverage report to Codecov
      uses: codecov/codecov-action@v4
      with:
        files: libs/build_release/cleaned_coverage.txt,libs/build_release/tests/coverage.xml
        token: ${{ secrets.CODECOV_TOKEN }}
        slug: openfusiontoolkit/OpenFUSIONToolkit
        verbose: true