name: coverage-ci

on:
  workflow_dispatch:

  push:
    branches:
      - master
      - feature/**
      - improvement/**
      - bugfix/**

  pull_request:
    branches:
      - master
      - feature/**
      - improvement/**
      - bugfix/**

jobs:
  test_coverage:
    if: >-
      ! contains(toJSON(github.event.commits.*.message), '[skip ci]') &&
      ! contains(toJSON(github.event.commits.*.message), '[skip github]')

    runs-on: ubuntu-latest

    name: "Coverage"

    container:
      image: gcc:latest
      options: -v /usr/local:/host_usr_local

    steps:
      - uses: actions/checkout@v1

      - uses: friendlyanon/fetch-core-count@v1
        id: cores

      - name: CMake
        run: echo "/host_usr_local/bin" >> $GITHUB_PATH

      - name: Install dependencies
        run: script/ci_install_deps.sh

      - name: Install test coverage tools
        run: |
          apt update
          apt install -y gcovr lcov

      - name: Configure
        run: cmake -S test -B build -D CMAKE_BUILD_TYPE=Debug

      - name: Build
        run: cmake --build build -j ${{steps.cores.outputs.count}}

      - name: Run
        working-directory: build
        run: ctest --output-on-failure -j ${{steps.cores.outputs.count}}

      - name: Generate coverage report
        run: |
          lcov -d . -c -o out.info --rc lcov_branch_coverage=1 --no-external
          lcov -e out.info '*include/ss*hpp' -o filtered.info
          genhtml --t "SSP Coverage" --legend --demangle-cpp -o html -s --branch-coverage -p $PWD filtered.info

      - name: Archive coverage report
        uses: actions/upload-artifact@v3
        with:
          name: code-coverage-report
          path: ${{github.workspace}}/html

      - name: Invoke coveralls
        uses: coverallsapp/github-action@v2
        with:
          github-token: ${{secrets.GITHUB_TOKEN}}
          path-to-lcov: ${{github.workspace}}/filtered.info