docker-image-test.yml

name: Docker image test

on:
  pull_request:
    paths:
      - 'Dockerfile'
      - 'quarkdown-html/**'
      - '.github/workflows/docker-image-test.yml'
      - 'build.gradle.kts'
      - 'settings.gradle.kts'
      - 'gradle/**'
  workflow_dispatch:

concurrency:
  group: docker-image-test-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  smoke-test:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4

    - name: Check Chrome version pin is in sync
      run: |
        VERSION=$(cat quarkdown-html-pdf/scripts/chrome-version.txt)
        if ! grep -q "HEADLESS_SHELL_VERSION=$VERSION" Dockerfile; then
          echo "ERROR: Dockerfile HEADLESS_SHELL_VERSION is out of sync with quarkdown-html-pdf/scripts/chrome-version.txt ($VERSION)"
          exit 1
        fi

    - name: Build Docker image
      run: docker build -t quarkdown:test .

    - name: Install PDF inspection tools
      run: sudo apt-get update && sudo apt-get install -y --no-install-recommends poppler-utils

    - name: Test HTML output
      run: |
        workdir="$(mktemp -d)"
        chmod 777 "$workdir"
        cat <<'EOF' > "$workdir/main.qd"
        .docname {test}

        QuarkdownHtmlSmokeCheck
        EOF

        docker run --rm -v "$workdir:/work" -w /work quarkdown:test c main.qd -o output

        test -f "$workdir/output/test/index.html"
        test -s "$workdir/output/test/index.html"
        grep -F "QuarkdownHtmlSmokeCheck" "$workdir/output/test/index.html"

    - name: Test PDF output
      run: |
        workdir="$(mktemp -d)"
        chmod 777 "$workdir"
        cat <<'EOF' > "$workdir/main.qd"
        .docname {test}

        QuarkdownPdfSmokeCheck
        EOF

        docker run --rm -v "$workdir:/work" -w /work quarkdown:test c main.qd -o output --pdf

        test -f "$workdir/output/test.pdf"
        test -s "$workdir/output/test.pdf"
        pdftotext "$workdir/output/test.pdf" - | tee "$workdir/test.txt"
        grep -F "QuarkdownPdfSmokeCheck" "$workdir/test.txt"