Reject PaymentResponse.complete() promise on error.

third_party/WebKit/Source/modules/payments/PaymentRequestTest.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/PaymentRequest.h"
 
 #include "bindings/core/v8/JSONValuesForV8.h"
 #include "bindings/core/v8/V8BindingForTesting.h"
 #include "core/dom/Document.h"
 #include "core/dom/ExceptionCode.h"
@@ skipping 247 matching lines @@
     PaymentRequest* request = PaymentRequest::create(scope.getScriptState(), buildPaymentMethodDataForTest(), buildPaymentDetailsForTest(), scope.getExceptionState());
     EXPECT_FALSE(scope.getExceptionState().hadException());
     request->show(scope.getScriptState());
     static_cast<mojom::blink::PaymentRequestClient*>(request)->OnPaymentResponse(buildPaymentResponseForTest());
 
     request->complete(scope.getScriptState(), Success).then(funcs.expectNoCall(), funcs.expectCall());
 
     static_cast<mojom::blink::PaymentRequestClient*>(request)->OnError();
 }
 
+// If user cancels the transaction during processing, the complete() promise
+// should be rejected.
+TEST(PaymentRequestTest, RejectCompletePromiseAfterError)
+{
+    V8TestingScope scope;
+    PaymentRequestMockFunctionScope funcs(scope.getScriptState());
+    makePaymentRequestOriginSecure(scope.document());
+    PaymentRequest* request = PaymentRequest::create(scope.getScriptState(), buildPaymentMethodDataForTest(), buildPaymentDetailsForTest(), scope.getExceptionState());
+    EXPECT_FALSE(scope.getExceptionState().hadException());
+    request->show(scope.getScriptState());
+    static_cast<mojom::blink::PaymentRequestClient*>(request)->OnPaymentResponse(buildPaymentResponseForTest());
+    static_cast<mojom::blink::PaymentRequestClient*>(request)->OnError();
+
+    request->complete(scope.getScriptState(), Success).then(funcs.expectNoCall(), funcs.expectCall());
+}
+
 TEST(PaymentRequestTest, ResolvePromiseOnComplete)
 {
     V8TestingScope scope;
     PaymentRequestMockFunctionScope funcs(scope.getScriptState());
     makePaymentRequestOriginSecure(scope.document());
     PaymentRequest* request = PaymentRequest::create(scope.getScriptState(), buildPaymentMethodDataForTest(), buildPaymentDetailsForTest(), scope.getExceptionState());
     EXPECT_FALSE(scope.getExceptionState().hadException());
     request->show(scope.getScriptState());
     static_cast<mojom::blink::PaymentRequestClient*>(request)->OnPaymentResponse(buildPaymentResponseForTest());
 
@@ skipping 131 matching lines @@
         "{\"id\": \"fast\", \"label\": \"Fast\", \"amount\": {\"currency\": \"USD\", \"value\": \"50.00\"}, \"selected\": true}]}";
 
     request->onUpdatePaymentDetails(ScriptValue::from(scope.getScriptState(), fromJSONString(scope.getScriptState(), detail, scope.getExceptionState())));
     EXPECT_FALSE(scope.getExceptionState().hadException());
 
     EXPECT_EQ("fast", request->shippingOption());
 }
 
 } // namespace
 } // namespace blink