Andorid - Sharding Test With Spoon

Steps

1. Download the latest spoon jar file and put into your project folder.
2. Run ./graldew assembleDebug & ./gradlew assembleAndroidTest to generate apks for test.
3. Run the following Spoon command :

   java -jar spoon-runner-1.7.1-jar-with-dependencies.jar \
    --sdk /Users/willy/Library/Android/sdk \
    --output app/build/reports/androidTests/connected/ \
    --apk app/build/outputs/apk/app-debug.apk \
    --test-apk app/build/outputs/apk/app-debug-androidTest.apk \
    -serial emulator-5554 \
    -serial emulator-5556 \
    --shard
   

You need to use command ./emulator -port 5556 to fixed the port of emulator when you start a emulator.

1. Check out your test result in project/spoon-output.

Required Parameters

--sdk /Users/willy/Library/Android/sdk : set up the android sdk path. --apk app/build/outputs/apk/app-debug.apk : set up your apk path. --test-apk app/build/outputs/apk/app-debug-androidTest.apk : set up your test apk path -serial emulator-5554 : the device you want to run your test.

More options in Spoon website.