Allow gradle to only use devices that meet your criteria

device_provider.gradle

android {
  ...
  deviceProvider new AwesomeDeviceProvider(getAdbExe())
}


class AwesomeDeviceProvider extends com.android.builder.testing.ConnectedDeviceProvider {
    AwesomeDeviceProvider(File adbLocation) {
        super(adbLocation)
    }

    public String getName() {
        return "awesome"
    }

    public List<? extends com.android.builder.testing.api.DeviceConnector> getDevices() {
        List localDevices = super.getDevices()
        localDevices.grep {
            it.getApiLevel() > 16 &&
            it.iDevice.getProperty("ro.product.manufacturer") == 'Genymotion'
        }
    }
}