@Test public void shouldFailSubscriptionPurchaseWhenUnsupported() throws Exception {

    shouldStartSetup_CheckForSubscriptions_Unavailable();
    helper.launchPurchaseFlow(null, "sku", SUBS, TEST_REQUEST_CODE, purchaseFinishedListener, "");
    verify(purchaseFinishedListener).onIabPurchaseFinished(
            new IabResult(IABHELPER_SUBSCRIPTIONS_NOT_AVAILABLE),
            null);
}