Start Android Emulator

# make use of hardware acceleration
docker run --name android-emulator -d -p 5555:5555 --device /dev/kvm chrisss404/android-emulator:latest

# use software rendering
docker run --name android-emulator -d -p 5555:5555 chrisss404/android-emulator:latest

List Connected Devices

$ adb devices -l
List of devices attached
emulator-5554          device product:sdk_gphone_x86 model:Android_SDK_built_for_x86 device:generic_x86 transport_id:1

Run Instrumentation Tests

$ adb connect 127.0.0.1:5555
$ ./gradlew connectedAndroidTest