flutter_android_test.yml

# Adapted from https://github.com/fzyzcjy/flutter_rust_bridge repo
on:
  workflow_call:
    inputs:
      flutter_version:
        required: false
        type: string
        default: "3.3.1"
      rust_version:
        required: false
        type: string
        default: "1.64.0"
      device:
        required: true
        type: string
      timeout_minutes:
        required: false
        type: number
        default: 20

jobs:
  flutter_android_test:
    runs-on: macos-latest

    steps:
      - uses: actions/checkout@v3

      # #499, https://github.com/actions/virtual-environments/issues/5595
      - name: Configure ndk
        run: |
          ANDROID_HOME=$HOME/Library/Android/sdk
          SDKMANAGER=$ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager

          echo y | $SDKMANAGER "ndk;21.4.7075529"

          ln -sfn $ANDROID_HOME/ndk/21.4.7075529 $ANDROID_HOME/ndk-bundle

      - name: Setup rust toolchain
        run: rustup show

      - uses: subosito/flutter-action@v2
        with:
          channel: "stable"
          flutter-version: ${{ inputs.flutter_version }}
          architecture: x64

      - name: Install FFI bindings
        run: cargo install flutter_rust_bridge_codegen
      - name: Generate FFI bindings
        run: make gen

      - uses: actions/setup-java@v3
        with:
          distribution: "temurin"
          java-version: "8.x" # "betterprogramming.pub" says must be java "8"
          cache: "gradle"

      - uses: actions/cache@v3
        id: cache-deps
        with:
          path: |
            ~/.cargo/bin/
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            ./rust/target
          key: ${{ runner.os }}-cargo-integrate-android-${{ hashFiles('**/Cargo.lock') }}-${{ steps.checkout.outputs.rustc_hash }}

      - name: Add Rust targets
        run: rustup target add x86_64-linux-android

      - name: Install `cargo-ndk`
        if: steps.cache-deps.outputs.cache-hit != 'true'
        run: cargo install cargo-ndk --force

      - name: Install Flutter dependencies
        run: flutter pub get

      - name: Build Rust lib
        working-directory: ./rust
        # NOTE since run on simulator, need -t to be x86_64. For real devices, of course arm-like ones.
        run: cargo ndk -t x86_64 -o ../android/app/src/main/jniLibs build

      - name: Run Flutter integration tests
        continue-on-error: true
        timeout-minutes: ${{ inputs.timeout_minutes }}
        uses: Wandalen/wretry.action@v1.0.36
        with:
          action: reactivecircus/android-emulator-runner@v2
          with: |
            api-level: 29
            arch: x86_64
            profile: ${{ inputs.device }}
            script: flutter test integration_test --verbose