[Payment Request] unit tests for the FullCardRequester

ios/chrome/browser/ui/payments/full_card_requester.h

 // Copyright 2017 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.
 
 #ifndef IOS_CHROME_BROWSER_UI_PAYMENTS_FULL_CARD_REQUESTER_H_
 #define IOS_CHROME_BROWSER_UI_PAYMENTS_FULL_CARD_REQUESTER_H_
 
 #import <UIKit/UIKit.h>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/strings/string16.h"
 #include "components/autofill/core/browser/autofill_client.h"
 #include "components/autofill/core/browser/payments/full_card_request.h"
 #include "components/autofill/core/browser/ui/card_unmask_prompt_controller_impl.h"
 
 namespace autofill {
 class AutofillManager;
 class CreditCard;
 }  // namespace autofill
 
 namespace ios {
 class ChromeBrowserState;
 }  // namespace ios
 
-@class PaymentRequestCoordinator;
+@protocol FullCardRequesterConsumer
+
+// Called when a credit card has been successfully unmasked. Note that |card|
+// may be different from what passed to GetFullCard method of FullCardRequester,
+// because CVC unmasking process may update the credit card number and
+// expiration date.
+- (void)fullCardRequestDidSucceedWithCard:(const autofill::CreditCard&)card
+                         verificationCode:
+                             (const base::string16&)verificationCode;
+
+@end
 
 // Receives the full credit card details. Also displays the unmask prompt UI.
 class FullCardRequester
     : public autofill::payments::FullCardRequest::ResultDelegate,
       public autofill::payments::FullCardRequest::UIDelegate,
       public base::SupportsWeakPtr<FullCardRequester> {
  public:
-  FullCardRequester(PaymentRequestCoordinator* owner,
+  FullCardRequester(id<FullCardRequesterConsumer> consumer,
                     UIViewController* base_view_controller,
                     ios::ChromeBrowserState* browser_state);
 
   void GetFullCard(autofill::CreditCard* card,
                    autofill::AutofillManager* autofill_manager);
 
   // payments::FullCardRequest::ResultDelegate:
   void OnFullCardRequestSucceeded(
       const autofill::CreditCard& card,
       const base::string16& verificationCode) override;
   void OnFullCardRequestFailed() override;
 
   // payments::FullCardRequest::UIDelegate:
   void ShowUnmaskPrompt(
       const autofill::CreditCard& card,
       autofill::AutofillClient::UnmaskCardReason reason,
       base::WeakPtr<autofill::CardUnmaskDelegate> delegate) override;
   void OnUnmaskVerificationResult(
       autofill::AutofillClient::PaymentsRpcResult result) override;
 
  private:
-  __weak PaymentRequestCoordinator* owner_;
+  __weak id<FullCardRequesterConsumer> consumer_;
   __weak UIViewController* base_view_controller_;
   autofill::CardUnmaskPromptControllerImpl unmask_controller_;
 
   DISALLOW_COPY_AND_ASSIGN(FullCardRequester);
 };
 
 #endif  // IOS_CHROME_BROWSER_UI_PAYMENTS_FULL_CARD_REQUESTER_H_