name: Android

# spell-checker:ignore TERMUX reactivecircus Swatinem  noaudio pkill swiftshader dtolnay juliangruber

on: [push, pull_request]

permissions:
  contents: read # to fetch code (actions/checkout)

# End the current execution if there is a new changeset in the PR.
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

jobs:
  test_android:
    name: Test builds
    runs-on: macos-latest
    timeout-minutes: 90
    strategy:
      fail-fast: false
      matrix:
        api-level: [28]
        target: [default]
        arch: [x86] # , arm64-v8a
    env:
      TERMUX: v0.118.0
    steps:
    - uses: actions/checkout@v3
    - name: Restore AVD cache
      uses: actions/cache/restore@v3
      id: avd-cache
      with:
        path: |
          ~/.android/avd/*
          ~/.android/avd/*/snapshots/*
          ~/.android/adb*
          ~/__rustc_hash__
        key: avd-${{ matrix.api-level }}-${{ matrix.arch }}+termux-${{ env.TERMUX }}+nextest+rustc-hash
    - name: Create and cache emulator image
      if: steps.avd-cache.outputs.cache-hit != 'true'
      uses: reactivecircus/android-emulator-runner@v2
      with:
        api-level: ${{ matrix.api-level }}
        target: ${{ matrix.target }}
        arch: ${{ matrix.arch }}
        ram-size: 2048M
        disk-size: 7GB
        force-avd-creation: true
        emulator-options: -no-snapshot-load -noaudio -no-boot-anim -camera-back none
        script: |
          util/android-commands.sh init "${{ matrix.arch }}" "${{ matrix.api-level }}" "${{ env.TERMUX }}"
    - name: Save AVD cache
      if: steps.avd-cache.outputs.cache-hit != 'true'
      uses: actions/cache/save@v3
      with:
        path: |
          ~/.android/avd/*
          ~/.android/avd/*/snapshots/*
          ~/.android/adb*
          ~/__rustc_hash__
        key: avd-${{ matrix.api-level }}-${{ matrix.arch }}+termux-${{ env.TERMUX }}+nextest+rustc-hash
    - uses: juliangruber/read-file-action@v1
      id: read_rustc_hash
      with:
        # ~ expansion didn't work
        path: /Users/runner/__rustc_hash__
        trim: true
    - name: Restore rust cache
      id: rust-cache
      uses: actions/cache/restore@v3
      with:
        path: ~/__rust_cache__
        # The version vX at the end of the key is just a development version to avoid conflicts in
        # the github cache during the development of this workflow
        key: ${{ matrix.arch }}_${{ matrix.target}}_${{ steps.read_rustc_hash.outputs.content }}_${{ hashFiles('**/Cargo.toml', '**/Cargo.lock') }}_v3
    - name: Build and Test
      uses: reactivecircus/android-emulator-runner@v2
      with:
        api-level: ${{ matrix.api-level }}
        target: ${{ matrix.target }}
        arch: ${{ matrix.arch }}
        ram-size: 2048M
        disk-size: 7GB
        force-avd-creation: false
        emulator-options: -no-snapshot-save -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none -snapshot ${{ matrix.api-level }}-${{ matrix.arch }}+termux-${{ env.TERMUX }}
        # This is not a usual script. Every line is executed in a separate shell with `sh -c`. If
        # one of the lines returns with error the whole script is failed (like running a script with
        # set -e) and in consequences the other lines (shells) are not executed.
        script: |
          util/android-commands.sh sync_host
          util/android-commands.sh build
          util/android-commands.sh tests
          if [[ "${{ steps.rust-cache.outputs.cache-hit }}" != 'true' ]]; then util/android-commands.sh sync_image; fi; exit 0
    - name: Save rust cache
      if: steps.rust-cache.outputs.cache-hit != 'true'
      uses: actions/cache/save@v3
      with:
        path: ~/__rust_cache__
        key: ${{ matrix.arch }}_${{ matrix.target}}_${{ steps.read_rustc_hash.outputs.content }}_${{ hashFiles('**/Cargo.toml', '**/Cargo.lock') }}_v3