build.yml

name: Build

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

jobs:
  test:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v7
        with:
          fetch-depth: 0

      - name: Setup .NET
        uses: actions/setup-dotnet@v5
        with:
          dotnet-version: 10.0.x

      - name: Restore
        run: dotnet restore

      - name: Build
        run: dotnet build --no-restore -c Release

      - name: Test with Coverage
        run: |
          dotnet tool install -g dotnet-coverage
          dotnet-coverage collect -s coverage.runsettings -f cobertura -o ./coverage/coverage.cobertura.xml "dotnet test --no-build -c Release --verbosity normal"

      - name: Generate Coverage Report
        run: |
          dotnet tool install -g dotnet-reportgenerator-globaltool
          reportgenerator -reports:./coverage/coverage.cobertura.xml -targetdir:./coverage/report -reporttypes:"MarkdownSummaryGithub;Badges" -assemblyfilters:"+SimpleBranchVersioning"

      - name: Check Coverage Thresholds
        run: |
          LINE_THRESHOLD=85
          BRANCH_THRESHOLD=75

          LINE_RATE=$(grep -oP 'line-rate="\K[^"]+' ./coverage/coverage.cobertura.xml | head -1)
          BRANCH_RATE=$(grep -oP 'branch-rate="\K[^"]+' ./coverage/coverage.cobertura.xml | head -1)

          LINE_PCT=$(echo "$LINE_RATE * 100" | bc -l | xargs printf "%.1f")
          BRANCH_PCT=$(echo "$BRANCH_RATE * 100" | bc -l | xargs printf "%.1f")

          echo "Line coverage: $LINE_PCT% (threshold: $LINE_THRESHOLD%)"
          echo "Branch coverage: $BRANCH_PCT% (threshold: $BRANCH_THRESHOLD%)"

          FAILED=0
          if (( $(echo "$LINE_PCT < $LINE_THRESHOLD" | bc -l) )); then
            echo "::error::Line coverage $LINE_PCT% is below threshold of $LINE_THRESHOLD%"
            FAILED=1
          fi
          if (( $(echo "$BRANCH_PCT < $BRANCH_THRESHOLD" | bc -l) )); then
            echo "::error::Branch coverage $BRANCH_PCT% is below threshold of $BRANCH_THRESHOLD%"
            FAILED=1
          fi

          if [ $FAILED -eq 1 ]; then
            exit 1
          fi

          echo "::notice::Coverage thresholds met!"

      - name: Add Coverage to Job Summary
        if: always()
        run: cat ./coverage/report/SummaryGithub.md >> $GITHUB_STEP_SUMMARY

      - name: Publish Coverage Badge
        if: github.ref == 'refs/heads/main' && github.event_name == 'push'
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          mkdir -p /tmp/badges
          cp ./coverage/report/badge_linecoverage.svg /tmp/badges/
          cp ./coverage/report/badge_branchcoverage.svg /tmp/badges/

          if git ls-remote --exit-code --heads origin coverage; then
            git fetch origin coverage:coverage
            git switch coverage
          else
            git switch --orphan coverage
          fi

          cp /tmp/badges/*.svg .
          git add badge_linecoverage.svg badge_branchcoverage.svg

          if git diff --staged --quiet; then
            echo "No changes to coverage badges"
          else
            git commit -m "Update coverage badges"
            git push origin coverage
          fi

  verify-frameworks:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        dotnet-version: ['8.0', '9.0', '10.0']

    steps:
      - uses: actions/checkout@v7
        with:
          fetch-depth: 0

      - name: Setup .NET SDKs
        uses: actions/setup-dotnet@v5
        with:
          dotnet-version: |
            8.0.x
            9.0.x
            10.0.x

      - name: Build Example Apps
        run: |
          dotnet build tests/SimpleBranchVersioning.ExampleApp -c Release
          dotnet build tests/SimpleBranchVersioning.ConfiguredApp -c Release

      - name: Run ExampleApp
        run: dotnet run --project tests/SimpleBranchVersioning.ExampleApp -f net${{ matrix.dotnet-version }} -c Release --no-build

      - name: Run ConfiguredApp
        run: dotnet run --project tests/SimpleBranchVersioning.ConfiguredApp -f net${{ matrix.dotnet-version }} -c Release --no-build

      - name: Verify version.json
        run: |
          # ConfiguredApp should have version.json (GenerateVersionFile=true)
          if [ ! -f "tests/SimpleBranchVersioning.ConfiguredApp/bin/Release/net${{ matrix.dotnet-version }}/version.json" ]; then
            echo "::error::ConfiguredApp is missing version.json for net${{ matrix.dotnet-version }}"
            exit 1
          fi
          echo "ConfiguredApp version.json exists for net${{ matrix.dotnet-version }}"
          cat tests/SimpleBranchVersioning.ConfiguredApp/bin/Release/net${{ matrix.dotnet-version }}/version.json

          # ExampleApp should NOT have version.json (GenerateVersionFile=false by default)
          if [ -f "tests/SimpleBranchVersioning.ExampleApp/bin/Release/net${{ matrix.dotnet-version }}/version.json" ]; then
            echo "::error::ExampleApp should not have version.json for net${{ matrix.dotnet-version }}"
            exit 1
          fi
          echo "ExampleApp correctly has no version.json for net${{ matrix.dotnet-version }}"