azure-pipelines.yml

variables:
  DEVICE_VIDEO_DIR: /mnt/sdcard/DCIM

parameters:
  - name: AndroidAPIs
    type: object
    default:
      - name: '22'
        arch: 'x86'
      - name: '23'
        arch: 'x86'
      - name: '24'
        arch: 'x86'
      - name: '25'
        arch: 'x86'
      - name: '26'
        arch: 'x86'
      - name: '27'
        arch: 'x86'
      - name: '28'
        arch: 'x86'
      - name: '29'
        arch: 'x86'
      - name: '30'
        arch: 'x86'
      # there is no x86 image for API 31
      # I leave other API on x86 images because API 29 x86_64 does some shenanigans
      - name: '31'
        arch: 'x86_64'

trigger:
- master

pool:
  vmImage: 'macos-latest'

jobs:
  - ${{ each value in parameters.AndroidAPIs }}:
      - job:
        timeoutInMinutes: 40
        displayName: API ${{ value.name }}
        steps:
        - bash: |
            echo "y" | $ANDROID_HOME/tools/bin/sdkmanager --install 'system-images;android-${{ value.name }};google_apis;${{ value.arch }}'
            # -d 17 for Pixel
            # to find out other devices run "avdmanager list device"
            # set sdcard standard size explicitely to avoid empty external storage on API 21-22
            echo "no" | $ANDROID_HOME/tools/bin/avdmanager create avd -n xamarin_android_emulator -k 'system-images;android-${{ value.name }};google_apis;${{ value.arch }}' --sdcard 512M -d 17 --force

            $ANDROID_HOME/emulator/emulator -list-avds

            echo "Starting emulator"
            # increase memory size to 2048M to avoid error "System UI is not responding"
            # in the regex \1 means "hw.ramSize=", so we replace number that is placed after "hw.ramSize=" to 2048M.
            # More details https://stackoverflow.com/a/4609965/3914914
            sed -i 's/^\(hw.ramSize=\).*$/\12048/' ~/.android/avd/xamarin_android_emulator.avd/config.ini
            # solution from https://stackoverflow.com/a/16402304 to fix error "System UI is not responding"
            sed -i 's/^\(hw.mainKeys=\).*$/\1yes/' ~/.android/avd/xamarin_android_emulator.avd/config.ini
            # solution from https://stackoverflow.com/questions/9322540/how-to-change-the-android-emulator-ram-size-from-the-command-line
            sed -i 's/^\(vm.heapSize=\).*$/\1256/' ~/.android/avd/xamarin_android_emulator.avd/config.ini
            nohup $ANDROID_HOME/emulator/emulator -avd xamarin_android_emulator -gpu swiftshader_indirect -no-window -skin 1080x1920 -no-snapshot -no-audio -no-boot-anim -accel auto -qemu > /dev/null 2>&1 &
            $ANDROID_HOME/platform-tools/adb wait-for-device shell 'while [[ -z $(getprop sys.boot_completed) ]]; do sleep 1; done; input keyevent 82'

            $ANDROID_HOME/platform-tools/adb devices

            $ANDROID_HOME/platform-tools/adb shell settings put global window_animation_scale 0 &
            $ANDROID_HOME/platform-tools/adb shell settings put global transition_animation_scale 0 &
            $ANDROID_HOME/platform-tools/adb shell settings put global animator_duration_scale 0 &

            echo "Emulator started"
          displayName: 'Run Android Emulator'

        - bash: |
            $ANDROID_HOME/platform-tools/adb uninstall com.example.crosswordToLearn
            $ANDROID_HOME/platform-tools/adb logcat -c
            $ANDROID_HOME/platform-tools/adb logcat > $(Build.ArtifactStagingDirectory)/device-${{ value.name }}.log &
            echo $! > logcat.pid
            echo "Logcat Started with Process ID: $(cat logcat.pid)"
            $ANDROID_HOME/platform-tools/adb shell "mkdir -p $(DEVICE_VIDEO_DIR)"
            $ANDROID_HOME/platform-tools/adb shell '''
              for i in $(seq 1 1 20)
              do
                screenrecord --bugreport --verbose --time-limit=180 /mnt/sdcard/DCIM/test"${i}".mp4
              done
            ''' > $(Build.ArtifactStagingDirectory)/video-${{ value.name }}.log &
            echo $! > video.pid
            echo "Video Recorder Started with Process ID: $(cat video.pid)"
          displayName: 'Start Video Record and Logcat'

        - bash: |
            ln -s ${ANDROID_HOME}/build-tools/31.0.0/d8 ${ANDROID_HOME}/build-tools/31.0.0/dx
            ln -s ${ANDROID_HOME}/build-tools/31.0.0/lib/d8.jar ${ANDROID_HOME}/build-tools/31.0.0/lib/dx.jar
            ./gradlew connectedDebugAndroidTest -Porchestrator=true --info
            ./gradlew --stop
          displayName: 'Run Instrumented Tests'

        - task: PublishTestResults@2
          displayName: 'Test Results'
          inputs:
            testResultsFiles: '**/outputs/androidTest-results/**/TEST*.xml'
            failTaskOnFailedTests: true
            testRunTitle: 'API ${{ value.name }}'
          condition: succeededOrFailed()

        - bash: |
            kill -9 $(cat video.pid) || true
            sleep 5
            $ANDROID_HOME/platform-tools/adb pull $(DEVICE_VIDEO_DIR) $(Build.ArtifactStagingDirectory)/API_${{ value.name }} || true
            kill -9 $(cat logcat.pid) || true
            adb kill-server
          condition: or(succeeded(), failed())
          displayName: 'Copy Videos and Clean Up'

        - task: PublishBuildArtifacts@1
          condition: or(succeeded(), failed())
          displayName: 'Publish Tests Archive'
          inputs:
            pathtoPublish: '$(Build.ArtifactStagingDirectory)'
            artifactName: '$(Build.BuildId).TestsArchive'
            publishLocation: 'Container'