name: Generate and upload code coverage

on:
  #On push to common branches, this computes the "bases stats" for PRs
  push:
    branches:
      - main
  pull_request:
  workflow_dispatch:

jobs:
  All_Tests:
    name: All tests
    runs-on: ubuntu-20.04
    strategy:
      matrix:
        nim-options: [
          ""
        ]
        test-program: [
          "test"
        ]
    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Environment setup
        run: |
          sudo apt-get update
          sudo apt-get install -y lcov build-essential git curl
          mkdir coverage

      - name: Install Nim (stable)
        run: |
          mkdir downloads
          cd downloads
          curl https://nim-lang.org/choosenim/init.sh -sSf -O
          chmod +x init.sh
          ./init.sh -y
          echo 'export NIMBLE_DIR="${HOME}/.nimble"' >> "${HOME}/.bash_env"
          echo 'export PATH="${NIMBLE_DIR}/bin:${PATH}"' >> "${HOME}/.bash_env"
          cd ..

      - name: Run tests
        run: |
          source "${HOME}/.bash_env"
          nimble -y --verbose ${{ matrix.test-program }} --opt:speed -d:debug --verbosity:0 --hints:off --lineDir:on -d:chronicles_log_level=INFO --nimcache:nimcache --passC:-fprofile-arcs --passC:-ftest-coverage --passL:-fprofile-arcs --passL:-ftest-coverage ${{ matrix.nim-options }}
          cd nimcache; rm *.c; cd ..

      - name: Generate coverage data
        run: |
          lcov --capture --directory nimcache --output-file coverage/coverage.info
          shopt -s globstar
          ls $(pwd)/libp2pdht/{*,**/*}.nim
          lcov --extract coverage/coverage.info  $(pwd)/libp2pdht/{*,**/*}.nim --output-file coverage/coverage.f.info

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v2
        with:
          directory: ./coverage/
          fail_ci_if_error: true
          files: ./coverage/coverage.f.info
          flags: unittests
          name: codecov-umbrella
          verbose: true