name: CI Android Emulator Tests
on:
  push:
    paths:
      - 'android_jni/**'
  pull_request:
    paths:
      - 'android_jni/**'

permissions:
  contents: read

# Cancel the workflow if a new one is triggered from the same PR, branch, or tag, except on main.
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

jobs:
  build-and-run-android-jni-tests:
    runs-on: macos-latest
    strategy:
      fail-fast: false

    steps:
      - name: Checkout the repository
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - name: Download and Setup the Android NDK
        uses: nttld/setup-ndk@6a7e9c5494a25c4842ca1011f710300132eacd94 # v1.4.2
        id: setup-ndk
        with:
          # r25c is the same as 25.2.9519653.
          ndk-version: r25c
          add-to-path: false
      - name: Setup ninja
        uses: seanmiddleditch/gha-setup-ninja@8b297075da4cd2a5f1fd21fe011b499edf06e9d2 # v4
      - name: Setup cmake
        uses: jwlawson/actions-setup-cmake@d06b37b47cfd043ec794ffa3e40e0b6b5858a7ec # v1.14.2
        with:
          cmake-version: "3.19.x"
      - name: Setup python
        uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5.0.0
        with:
          python-version: '3.x'
      - name: Setup meson
        run: pip install meson
      - name: Setup nasm
        uses: ilammy/setup-nasm@13cbeb366c45c4379d3478cdcbadd8295feb5028 # v1.5.1
      - name: Build dav1d with the Android NDK
        working-directory: ext
        run: bash dav1d_android.sh ${{ steps.setup-ndk.outputs.ndk-path }}
      - name: Build libyuv with the Android NDK
        working-directory: ext
        run: bash libyuv_android.sh ${{ steps.setup-ndk.outputs.ndk-path }}
      - name: Setup JDK
        uses: actions/setup-java@387ac29b308b003ca37ba93a6cab5eb57c8f5f93 # v4.0.0
        with:
          java-version: '11'
          distribution: 'zulu'
      - name: Run Instrumented Tests on the Emulator
        uses: reactivecircus/android-emulator-runner@99a4aac18b4df9b3af66c4a1f04c1f23fa10c270 # v2.29.0
        with:
          working-directory: android_jni
          api-level: 30
          force-avd-creation: false
          # This is the same version of cmake that is found in build.gradle.
          # This will be used to build libavif and the JNI bindings.
          cmake: 3.22.1
          ndk: 25.2.9519653
          arch: x86_64
          script: ./gradlew cAT