android-emulator.yml

# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the BSD-style license found in the
# LICENSE file in the root directory of this source tree.

name: Android Emulator Tests

on:
  pull_request:
    branches: [main]
    paths:
      - 'dl3/android/**'
      - 'mv3/android/**'
      - '.github/workflows/android-emulator.yml'
  workflow_dispatch:

permissions:
  contents: read

jobs:
  instrumentation-test:
    runs-on: 8-core-ubuntu
    strategy:
      matrix:
        demo:
          - path: 'dl3/android/DeepLabV3Demo'
            name: 'DeepLabV3Demo'
          - path: 'mv3/android/MV3Demo'
            name: 'MV3Demo'
    env:
      API_LEVEL: 34
      ARCH: x86_64
      DEMO_PATH: ${{ matrix.demo.path }}

    name: Instrumentation Test ${{ matrix.demo.name }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Determine demo name
        id: demo-info
        run: |
          DEMO_NAME=$(basename "${{ env.DEMO_PATH }}")
          echo "demo_name=$DEMO_NAME" >> $GITHUB_OUTPUT
          echo "Testing: $DEMO_NAME"
          echo "=== Test Configuration ==="
          echo "Demo: $DEMO_NAME"
          echo "Model will be downloaded by the test if not present"

      - name: Enable KVM group perms
        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: Set up JDK 17
        uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v4

      - name: AVD cache
        uses: actions/cache@v4
        id: avd-cache
        with:
          path: |
            ~/.android/avd/*
            ~/.android/adb*
          key: avd-${{ env.API_LEVEL }}-${{ env.ARCH }}-ram8G-disk8G-${{ steps.demo-info.outputs.demo_name }}-v1

      - name: Create AVD and generate snapshot for caching
        if: steps.avd-cache.outputs.cache-hit != 'true'
        uses: reactivecircus/android-emulator-runner@v2
        with:
          api-level: ${{ env.API_LEVEL }}
          arch: ${{ env.ARCH }}
          ram-size: 8192M
          disk-size: 8192M
          force-avd-creation: true
          emulator-options: -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none -no-snapshot-save -memory 8192
          disable-animations: false
          working-directory: ${{ env.DEMO_PATH }}
          script: echo "Generated AVD snapshot for caching."

      - name: Run instrumentation tests
        uses: reactivecircus/android-emulator-runner@v2
        with:
          api-level: ${{ env.API_LEVEL }}
          arch: ${{ env.ARCH }}
          ram-size: 8192M
          disk-size: 8192M
          force-avd-creation: true
          emulator-options: -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none -no-snapshot-save -memory 8192
          disable-animations: true
          working-directory: ${{ env.DEMO_PATH }}
          script: |
            set -ex
            
            DEMO_NAME=$(basename "$PWD")
            LOGCAT_FILE="/tmp/logcat-${DEMO_NAME}.txt"
            
            echo "=== Emulator Memory Info ==="
            adb shell cat /proc/meminfo | head -5
            
            echo "=== Emulator Disk Space ==="
            adb shell df -h /data
            
            # Start logcat capture
            adb logcat -c
            adb logcat > "$LOGCAT_FILE" &
            LOGCAT_PID=$!
            
            echo "=== Starting Gradle ==="
            ./gradlew connectedCheck
            TEST_EXIT_CODE=$?
            
            # Stop logcat
            if [ -n "$LOGCAT_PID" ]; then
              kill $LOGCAT_PID 2>/dev/null || true
            fi
            
            echo "=== Test completion status ==="
            if [ $TEST_EXIT_CODE -eq 0 ]; then
              echo "✅ Tests passed successfully"
            else
              echo "❌ Tests failed with exit code $TEST_EXIT_CODE"
            fi
            
            echo "=== Checking for test results in logcat ==="
            grep -E "SanityCheck|UIWorkflowTest" "$LOGCAT_FILE" || echo "No test logs found"
            
            exit $TEST_EXIT_CODE

      - name: Upload logcat
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: logcat-${{ steps.demo-info.outputs.demo_name }}
          path: /tmp/logcat-*.txt
          retention-days: 7