cpp-unittest.yml

name: "C++ Unittests"

on:
  # always run on main branch
  push:
    branches: [ main ]
    paths-ignore:
      - 'README.md'
      - 'CONTRIBUTING.md'
      - 'LICENSE'
  # run on PR to main branch if relevant files changed
  pull_request:
    branches: [ main ]
    paths:
      - 'src/**'
      - 'include/**'
      - 'test/**'
      - 'CMakeLists.txt'
      - '.github/workflows/cpp-unittest.yml'

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true


jobs:
  unittest:
    name: "unittests"
    runs-on: ubuntu-latest
    strategy:
      matrix:
        cpp17_compatibility: [ "ON", "OFF" ]
    steps:
      - uses: actions/checkout@v3
      - uses: jirutka/setup-alpine@v1
        with:
          branch: edge
          extra-repositories: |
              http://dl-cdn.alpinelinux.org/alpine/edge/testing
      - name: Install dependencies
        run: |
            apk update
            apk add \
              cmake \
              ninja-build \
              g++ \
              boost-dev \
              boost-filesystem \
              boost-python3 \
              lua5.2-dev \
              python3-dev \
              fmt-dev \
              gtest-dev \
              lcov gzip
        shell: alpine.sh --root {0}
      - name: Fixup environment
        run: |
          ln -s liblua-5.2.so.0 /usr/lib/liblua-5.2.so
          ln -s /usr/lib/ninja-build/bin/ninja /usr/bin/ninja
        shell: alpine.sh --root {0}
      - name: Prepare
        run: |
            cmake . -B build -G Ninja \
              -DCMAKE_BUILD_TYPE=Debug \
              -DPPPLUGIN_ENABLE_TESTS=ON \
              -DPPPLUGIN_ENABLE_COVERAGE=ON \
              -DPPPLUGIN_ENABLE_CPP17_COMPATIBILITY=${{ matrix.cpp17_compatibility }}
        shell: alpine.sh {0}
      - name: Build
        run: |
          cmake --build build -j
        shell: alpine.sh {0}
      - name: Execute tests
        run: |
          lcov --capture --initial \
            --directory . \
            --ignore-errors mismatch \
            --output-file baseline_coverage 
          build/test/tests || echo $?
          lcov --capture \
            --directory . \
            --ignore-errors mismatch \
            --output-file total_coverage
          lcov \
            --add-tracefile baseline_coverage \
            --add-tracefile total_coverage \
            --ignore-errors mismatch \
            --output-file measured_coverage
          lcov --remove measured_coverage "/usr*" \
            --ignore-errors mismatch \
            --output-file coverage_without_system_files
          lcov --remove coverage_without_system_files "*/test/*" \
            --ignore-errors mismatch \
            --output-file coverage_without_system_and_test_files
          genhtml \
            --output-directory coverage \
            --legend coverage_without_system_and_test_files
          lcov --list coverage_without_system_and_test_files
        shell: alpine.sh {0}