test-coverage.yml

name: 'Test Coverage'

on:
  schedule:
    - cron: '0 1 * * *'

  # https://github.com/root-project/root/pull/12112#issuecomment-1411004278
  # DISABLED: takes 4 hours! Might clang-coverage be a solution?
  #pull_request:
  #  branches:
  #    - 'master'
  #  paths-ignore:
  #    - 'doc/**'
  #    - 'documentation/**'

  workflow_call:
    inputs:
      head_ref:
        type: string
        required: true
        default: master
      base_ref:
        type: string
        required: true
        default: master

  # Enables manual start of workflow
  workflow_dispatch:
    inputs:
      head_ref:
        description: rebase from ...
        type: string
        required: true
        default: master
      base_ref:
        description: ... to ... (can have same value)
        type: string
        required: true
        default: master

env:
  PYTHONUNBUFFERED: true

jobs:

  build-linux:
    if: github.repository_owner == 'root-project' || github.event_name == 'pull_request'

    permissions:
      contents: read

    runs-on: 
      - self-hosted
      - linux
      - x64

    name: Build and test to determine coverage

    container:
      image: registry.cern.ch/root-ci/fedora38:buildready
      options: '--security-opt label=disable --rm'
      env:
        OS_APPLICATION_CREDENTIAL_ID: '7f5b64a265244623a3a933308569bdba'
        PYTHONUNBUFFERED: true

    steps:
      - name: Install cov packages
        run: |
          sudo dnf -y update
          sudo dnf -y install lcov
          pip3 install gcovr

      - name: Checkout
        uses: actions/checkout@v4

      - name: Dump GitHub context
        env:
          GITHUB_CONTEXT: ${{ toJSON(github) }}
        run: echo "$GITHUB_CONTEXT"

      - name: Print debug info
        run:  'printf "%s@%s\\n" "$(whoami)" "$(hostname)";
               ls -la
              '

      - name: Apply option override from matrix for this job
        env:
          OVERRIDE: "coverage=On"
          FILE: .github/workflows/root-ci-config/buildconfig/fedora38.txt
        shell: bash
        run: |
          set -x

          echo '' >> "$FILE"
          echo $OVERRIDE >> "$FILE"
          cat "$FILE" || true

      - name: Pull Request Build
        if: github.event_name == 'pull_request'
        env:
          GITHUB_PR_ORIGIN: ${{ github.event.pull_request.head.repo.clone_url }}
        run: ".github/workflows/root-ci-config/build_root.py
                    --buildtype      Debug
                    --platform       fedora38
                    --incremental    false
                    --coverage       true
                    --base_ref       ${{ github.base_ref }}
                    --head_ref       refs/pull/${{ github.event.pull_request.number }}/head:${{ github.event.pull_request.head.ref }}
                    --repository     ${{ github.server_url }}/${{ github.repository }}
              "

      - name: Workflow dispatch
        if:   github.event_name == 'workflow_dispatch'
        run: ".github/workflows/root-ci-config/build_root.py
                    --buildtype      Debug
                    --platform       fedora38
                    --incremental    false
                    --coverage       true
                    --base_ref       ${{ inputs.base_ref }}
                    --head_ref       ${{ inputs.head_ref }}
                    --repository     ${{ github.server_url }}/${{ github.repository }}
              "

      - name: Nightly build
        if:   github.event_name == 'schedule'
        run: ".github/workflows/root-ci-config/build_root.py
                    --buildtype      Debug
                    --platform       fedora38
                    --incremental    false
                    --coverage       true
                    --base_ref       ${{ github.ref_name }}
                    --repository     ${{ github.server_url }}/${{ github.repository }}
              "

      - name: Upload coverage to Codecov
        if: ${{ !cancelled() }}
        uses: codecov/codecov-action@v3
        with:
          env_vars: OS,PYTHON
          fail_ci_if_error: true
          files: /github/home/ROOT-CI/build/cobertura-cov.xml
          flags: unittests
          name: codecov-umbrella
          verbose: true