ci.yml

name: Continuous integration
on: [push, pull_request]


env:
  KRILLA_THRESHOLD: "200"
  VISREG: ""
  RUSTFLAGS: "-Dwarnings"
  RUSTDOCFLAGS: "-Dwarnings"

jobs:
  pdfium:
    name: PDFium
    runs-on: ubuntu-latest
    steps:
      - name: Cache PDFium binary
        id: cache-pdfium
        uses: actions/cache@v4
        with:
          path: pdfium
          key: pdfium-binary-v1
      - name: Clone sitro repo
        if: steps.cache-pdfium.outputs.cache-hit != 'true'
        run: |
          git clone https://github.com/LaurenzV/sitro
      - name: Build pdfium
        if: steps.cache-pdfium.outputs.cache-hit != 'true'
        run: |
          cd sitro/src/pdfium
          cargo build --release
      - name: Finish
        if: steps.cache-pdfium.outputs.cache-hit != 'true'
        run: mv sitro/target/release/pdfium pdfium

  mupdf:
    name: MuPDF
    runs-on: ubuntu-latest
    steps:
      - name: Cache MuPDF
        id: cache-mupdf
        uses: actions/cache@v4
        with:
          path: mutool
          key: mupdf-binary-v2
      - name: Download MuPDF
        if: steps.cache-mupdf.outputs.cache-hit != 'true'
        run: |
          curl -LO https://mupdf.com/downloads/archive/mupdf-1.25.1-source.tar.gz
          tar -xvzf ./mupdf-1.25.1-source.tar.gz
      - name: Build MuPDF
        if: steps.cache-mupdf.outputs.cache-hit != 'true'
        run: |
          cd mupdf-1.25.1-source
          make HAVE_X11=no HAVE_GLUT=no
      - name: Finish
        if: steps.cache-mupdf.outputs.cache-hit != 'true'
        run: mv mupdf-1.25.1-source/build/release/mutool mutool

  gs:
    name: gs
    runs-on: ubuntu-latest
    steps:
      - name: Cache GhostScript
        id: cache-gs
        uses: actions/cache@v4
        with:
          path: gs
          key: gs-binary-v2
      - name: Download GhostScript
        if: steps.cache-gs.outputs.cache-hit != 'true'
        run: |
          curl -LO https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs10040/ghostscript-10.04.0.tar.gz
          tar -xvzf ./ghostscript-10.04.0.tar.gz
      - name: Build GhostScript
        if: steps.cache-gs.outputs.cache-hit != 'true'
        run: |
          cd ghostscript-10.04.0
          ./configure
          make
      - name: Finish
        if: steps.cache-gs.outputs.cache-hit != 'true'
        run: mv ghostscript-10.04.0/bin/gs gs

  tests:
    name: Tests
    runs-on: ubuntu-latest
    needs: [pdfium, mupdf, gs]
    defaults:
      run:
        shell: bash
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Get Rust toolchain
        uses: dtolnay/rust-toolchain@stable

      - name: Get Rust cache
        uses: Swatinem/rust-cache@v2

      - uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'

      - uses: actions/setup-node@v4
        with:
          node-version: 20

      - uses: actions/cache@v4
        with:
          path: pdfium
          key: pdfium-binary-v1

      - uses: actions/cache@v4
        with:
          path: mutool
          key: mupdf-binary-v2

      - uses: actions/cache@v4
        with:
          path: gs
          key: gs-binary-v2

      - uses: awalsh128/cache-apt-pkgs-action@latest
        with:
          packages: poppler-utils
          version: 1.0

      - name: Download the pdfium library
        run: |
          curl -LO https://github.com/bblanchon/pdfium-binaries/releases/download/chromium%2F5880/pdfium-linux-x64.tgz
          mkdir pdfium-linux-x64
          tar -xvzf ./pdfium-linux-x64.tgz -C pdfium-linux-x64
          sudo mv ./pdfium-linux-x64/lib/libpdfium.so /usr/lib
          rm -r pdfium-linux-x64.tgz
          rm -r pdfium-linux-x64

      - name: Get pdfbox
        run: |
          curl -LO https://dlcdn.apache.org/pdfbox/3.0.3/pdfbox-app-3.0.3.jar
          mv pdfbox-app-3.0.3.jar pdfbox.jar
          ls .

      - name: Clone sitro
        run: |
          git clone https://github.com/LaurenzV/sitro

      - name: npm install
        run: |
          cd sitro/src/pdfjs
          npm i

      - name: Setup
        run: |
          sudo chmod +x pdfium
          sudo chmod +x mutool
          echo "POPPLER_BIN=pdftoppm" >> $GITHUB_ENV
          echo "GHOSTSCRIPT_BIN=$(pwd)/gs" >> $GITHUB_ENV
          echo "PDFIUM_BIN=$(pwd)/pdfium" >> $GITHUB_ENV
          echo "PDFBOX_BIN=$(pwd)/pdfbox.jar" >> $GITHUB_ENV
          echo "PDFJS_BIN=$(pwd)/sitro/src/pdfjs/pdfjs_render.mjs" >> $GITHUB_ENV
          echo "MUPDF_BIN=$(pwd)/mutool" >> $GITHUB_ENV

      - name: Build
        run: cargo build

      - name: Run tests
        run: cargo test --workspace -- --nocapture

      - name: Upload artifacts
        if: failure()
        uses: actions/upload-artifact@v3
        with:
          path: ./assets/diffs

  checks:
    name: Check clippy, formatting, and documentation
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - uses: taiki-e/install-action@cargo-hack
      - run: cargo clippy
      - run: cargo fmt --check --all
      - run: cargo doc --workspace --no-deps
      - run: RUSTFLAGS=-Awarnings cargo hack check --each-feature