coverage.yml

---
name: Code Coverage

on:
  push:
    branches: ["main"]
  workflow_dispatch:

permissions:
  contents: write
  pages: write
  id-token: write

concurrency:
  group: pages
  cancel-in-progress: false

jobs:
  run-code-coverage:
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }} 
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name : Install lcov
        run: |
          sudo apt-get -y update
          sudo apt-get -y install lcov
        shell: bash

      - name: Install MESA on ${{ runner.os }} with SDK 26.3.2 and coverage enabled
        uses: ./.github/actions/install-mesa
        env:
          WITH_COVERAGE: yes
        with:
          sdk: "26.3.2"

      - name: Run gcov
        run: |
          gcov **/*.gcno
        shell: bash

      - name: Generate html with lcov
        run: |
          lcov --gcov-tool gcov --ignore-errors negative,inconsistent,mismatch --capture --directory . --output-file coverage.info
          genhtml --ignore-errors empty,source --synthesize-missing --output-directory .htmlcov coverage.info
        shell: bash

      - name: Extract coverage percentage
        id: extract
        run: |
          echo "coverage=$(awk -F'[<>]' '/headerCovTableEntryLo/{gsub("&nbsp;", ""); print $3}' .htmlcov/index.html | tail -n 1)" >> $GITHUB_OUTPUT
        shell: bash
        env:
          GITHUB_ENV: ${{ github.env }}

      - name: Make coverage badge
        uses: RubbaBoy/BYOB@v1.3.0
        with:
          NAME: coverage
          LABEL: 'coverage'
          STATUS: ${{ steps.extract.outputs.coverage }}
          COLOR: green
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Save the html folder as an artifact
        uses: actions/upload-pages-artifact@v3
        with: 
          path: './.htmlcov/'
      
      - name: Deploy to Github Pages
        uses: actions/deploy-pages@v4
        id: deployment