Look in all available CVC fields for a value for credit card upload.

components/autofill/core/browser/autofill_manager_unittest.cc

 // Copyright 2013 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 "components/autofill/core/browser/autofill_manager.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 4264 matching lines @@
   EXPECT_CALL(autofill_client_, ConfirmSaveCreditCardLocally(_, _)).Times(0);
   FormSubmitted(credit_card_form);
   EXPECT_FALSE(autofill_manager_->credit_card_was_uploaded());
 
   // Verify that the correct histogram entry (and only that) was logged.
   histogram_tester.ExpectUniqueSample(
       "Autofill.CardUploadDecisionExpanded",
       AutofillMetrics::UPLOAD_NOT_OFFERED_NO_CVC, 1);
 }
 
+TEST_F(AutofillManagerTest, UploadCreditCard_MultipleCvcFields) {
+  autofill_manager_->set_credit_card_upload_enabled(true);
+
+  // Create, fill and submit an address form in order to establish a recent
+  // profile which can be selected for the upload request.
+  FormData address_form;
+  test::CreateTestAddressFormData(&address_form);
+  FormsSeen(std::vector<FormData>(1, address_form));
+  ManuallyFillAddressForm("Flo", "Master", "77401", "US", &address_form);
+  FormSubmitted(address_form);
+
+  // Set up our credit card form data.
+  FormData credit_card_form;
+  credit_card_form.name = ASCIIToUTF16("MyForm");
+  credit_card_form.origin = GURL("https://myform.com/form.html");
+  credit_card_form.action = GURL("https://myform.com/submit.html");
+
+  FormFieldData field;
+  test::CreateTestFormField("Card Name", "cardname", "", "text", &field);
+  credit_card_form.fields.push_back(field);
+  test::CreateTestFormField("Card Number", "cardnumber", "", "text", &field);
+  credit_card_form.fields.push_back(field);
+  test::CreateTestFormField("Expiration Month", "ccmonth", "", "text", &field);
+  credit_card_form.fields.push_back(field);
+  test::CreateTestFormField("Expiration Year", "ccyear", "", "text", &field);
+  credit_card_form.fields.push_back(field);
+  test::CreateTestFormField("CVC (hidden)", "cvc1", "", "text", &field);
+  credit_card_form.fields.push_back(field);
+  test::CreateTestFormField("CVC", "cvc2", "", "text", &field);
+  credit_card_form.fields.push_back(field);
+
+  FormsSeen(std::vector<FormData>(1, credit_card_form));
+
+  // Edit the data, and submit.
+  credit_card_form.fields[0].value = ASCIIToUTF16("Flo Master");
+  credit_card_form.fields[1].value = ASCIIToUTF16("4111111111111111");
+  credit_card_form.fields[2].value = ASCIIToUTF16("11");
+  credit_card_form.fields[3].value = ASCIIToUTF16("2017");
+  credit_card_form.fields[4].value = ASCIIToUTF16("");  // CVC MISSING
+  credit_card_form.fields[5].value = ASCIIToUTF16("123");
+
+  base::HistogramTester histogram_tester;
+
+  // A CVC value appeared in one of the two CVC fields, upload should happen.
+  EXPECT_CALL(autofill_client_, ConfirmSaveCreditCardLocally(_, _)).Times(0);
+  FormSubmitted(credit_card_form);
+  EXPECT_TRUE(autofill_manager_->credit_card_was_uploaded());
+
+  // Verify that the correct histogram entry (and only that) was logged.
+  histogram_tester.ExpectUniqueSample(
+      "Autofill.CardUploadDecisionExpanded",
+      AutofillMetrics::UPLOAD_OFFERED, 1);
+}
+
 TEST_F(AutofillManagerTest, UploadCreditCard_NoProfileAvailable) {
   autofill_manager_->set_credit_card_upload_enabled(true);
 
   // Don't fill or submit an address form.
 
   // Set up our credit card form data.
   FormData credit_card_form;
   CreateTestCreditCardFormData(&credit_card_form, true, false);
   FormsSeen(std::vector<FormData>(1, credit_card_form));
 
@@ skipping 598 matching lines @@
   FormsSeen(mixed_forms);
 
   // Suggestions should always be displayed.
   for (const FormFieldData& field : mixed_form.fields) {
     GetAutofillSuggestions(mixed_form, field);
     EXPECT_TRUE(external_delegate_->on_suggestions_returned_seen());
   }
 }
 
 }  // namespace autofill