Add a timeout to the update event in case page doesn't resolve promise from updateWith

third_party/WebKit/Source/modules/payments/PaymentRequestUpdateEventTest.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "modules/payments/PaymentRequestUpdateEvent.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/V8BindingForTesting.h"
@@ skipping 83 matching lines @@
 TEST(PaymentRequestUpdateEventTest, UpdaterNotRequired)
 {
     V8TestingScope scope;
     PaymentRequestUpdateEvent* event = PaymentRequestUpdateEvent::create(EventTypeNames::shippingaddresschange);
 
     event->updateWith(scope.getScriptState(), ScriptPromiseResolver::create(scope.getScriptState())->promise(), scope.getExceptionState());
 
     EXPECT_FALSE(scope.getExceptionState().hadException());
 }
 
+TEST(PaymentRequestUpdateEventTest, OnUpdatePaymentDetailsTimeout)
+{
+    V8TestingScope scope;
+    PaymentRequestUpdateEvent* event = PaymentRequestUpdateEvent::create();
+    MockPaymentUpdater* updater = new MockPaymentUpdater;
+    event->setPaymentDetailsUpdater(updater);
+
+    EXPECT_CALL(*updater, onUpdatePaymentDetails(testing::_)).Times(0);
+    EXPECT_CALL(*updater, onUpdatePaymentDetailsFailure(testing::_));
+
+    event->onTimerFired(0);
+}
+
 } // namespace
 } // namespace blink