build-android.yml

name: Build Android

on:
  workflow_call:
    inputs:
      js-engine:
        required: true
        type: string

env:
  NDK_VERSION: '28.2.13676358'

jobs:
  build:
    runs-on: ubuntu-latest
    timeout-minutes: ${{ inputs.js-engine == 'Hermes' && 60 || 30 }}
    steps:
      - uses: actions/checkout@v5

      # Hermes for Android builds the full LLVH/BCGen/Boost.Context/VM chain
      # twice (once as host tools, once for x86_64 NDK) plus an emulator image.
      # Default ubuntu-latest runners only ship ~14 GB free on /, which the
      # combined output exhausts during `:app:buildCMakeDebug[x86_64]` (gradle
      # then aborts with `java.io.IOException: No space left on device`).
      # Reclaim space *before* anything is downloaded.
      - name: Free up disk space (Hermes only)
        if: inputs.js-engine == 'Hermes'
        uses: jlumbroso/free-disk-space@main
        with:
          tool-cache: false
          android: false
          dotnet: true
          haskell: true
          large-packages: true
          docker-images: true
          swap-storage: true

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

      - name: Install NDK
        run: echo "y" | $ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager "ndk;${{ env.NDK_VERSION }}"

      - name: Build JS test bundle
        working-directory: Tests
        run: npm install

      - name: Install Ninja (Hermes host-compiler bootstrap)
        if: inputs.js-engine == 'Hermes'
        run: |
          sudo apt-get update
          sudo apt-get install -y ninja-build

      - name: Enable KVM
        run: |
          echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
          sudo udevadm control --reload-rules
          sudo udevadm trigger --name-match=kvm

      - name: Run Connected Android Test
        uses: reactivecircus/android-emulator-runner@v2
        with:
          api-level: 33
          target: google_apis
          arch: x86_64
          emulator-options: -no-snapshot -no-window -no-boot-anim -no-audio
          script: chmod +x Tests/UnitTests/Android/gradlew && Tests/UnitTests/Android/gradlew -p Tests/UnitTests/Android connectedAndroidTest -PabiFilters=x86_64 -PjsEngine=${{ inputs.js-engine }} -PndkVersion=${{ env.NDK_VERSION }}

      - name: Dump Test Results
        if: always()
        working-directory: Tests/UnitTests/Android
        run: |
          find ./app/build/outputs/androidTest-results -name "*.txt" -print0 | while IFS= read -r -d '' file; do
            echo "cat \"$file\""
            cat "$file"
          done

      - name: Upload Test Results
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: AndroidTestResults_${{ inputs.js-engine }}
          path: Tests/UnitTests/Android/app/build/outputs/androidTest-results/connected
          if-no-files-found: ignore