@Test public void shouldLaunchSubscriptionPurchaseFlowWithoutExtraData() throws Exception {

    shouldStartSetup_SuccessCase();
    Bundle response = new Bundle();
    response.putParcelable(RESPONSE_BUY_INTENT, PendingIntent.getActivity(Robolectric.application, 0, new Intent(), 0));
    when(service.getBuyIntent(API_VERSION, Robolectric.application.getPackageName(), "sku", "subs", "")).thenReturn(response);
    Activity activity = mock(Activity.class);
    helper.launchPurchaseFlow(activity, "sku", SUBS, TEST_REQUEST_CODE, purchaseFinishedListener, "");
    verify(activity).startIntentSenderForResult(any(IntentSender.class), eq(TEST_REQUEST_CODE), any(Intent.class), eq(0), eq(0), eq(0));
}