coverage.yml

name: Coverage

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]
  schedule:
  - cron:  '0 0 * * 0'
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest

    container:
      image: dealii/dealii:master-focal
      options: --user root

    steps:
      - name: Setup
        run: |
          apt-get update
          apt-get install -y lcov bc
          
      - uses: actions/checkout@v2

      - name: Compile
        run: |
          mkdir build
          cd build
          cmake ../ -DCMAKE_CXX_FLAGS="-Werror -O0 -fprofile-arcs -ftest-coverage" -DCMAKE_EXE_LINKER_FLAGS="-lgcov" -DCMAKE_BUILD_TYPE=Release
          make test
          
      - name: Generate
        run: |
          lcov --capture --initial --no-external --directory ./build --base-directory . --output-file coverage_base.info >> coverage.out 2>> coverage.err
          lcov --capture --no-external --directory ./build --base-directory . --output-file coverage_tests.info >> coverage.out 2>> coverage.err
          lcov --add-tracefile coverage_base.info --add-tracefile coverage_tests.info --output-file coverage.info >> coverage.out 2>> coverage.err
          lcov --remove coverage.info '*/tests/*' '*/CMakeCXXCompilerId.cpp' -o coverage_filtered.info >> coverage.out 2>> coverage.err  2>> coverage.err
          genhtml coverage_filtered.info --legend --demangle-cpp --output-directory ./coverage_report --title "PartExa coverage report" >> coverage.out 2>> coverage.err
          grep "Overall coverage rate:" -A 2 coverage.out

      - name: Badge
        run: |
          mkdir ./coverage_report/badge
          CVGE="$(grep "Overall coverage rate:" -A 2 coverage.out | grep "lines" | grep -oE "[[:digit:]]{1,3}.[[:digit:]]")"
          if (( $(echo "$CVGE < 75.0" | bc -l) )); then COLOR=E03E28; elif (( $(echo "$CVGE < 90.0" | bc -l) )); then COLOR=E8C62E; else COLOR=34D058; fi
          wget "https://img.shields.io/static/v1?label=Coverage&labelColor=323940&message=$CVGE%25&color=$COLOR" -O ./coverage_report/badge/badge.svg

      - name: Upload artifact
        uses: actions/upload-artifact@v2
        with:
          name: coverage
          path: ./coverage_report

  deploy:
    if: ${{ github.repository_owner == 'PartExa' && ( github.event_name == 'push' || github.event_name == 'schedule' || github.event_name == 'workflow_dispatch' ) }}
    runs-on: ubuntu-latest
    needs: build

    steps:
      - name: Download artifact
        uses: actions/download-artifact@v2
        with:
          name: coverage
          path: ./coverage_report

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        with:
          deploy_key: ${{ secrets.ACTIONS_DEPLOY_KEY_COVERAGE }}
          external_repository: PartExa/PartExa-Coverage
          publish_branch: master
          publish_dir: ./coverage_report