[Payment Request] supported card networks + adding a credit card.

ios/chrome/browser/payments/payment_request_unittest.mm

 // 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.
 
 #include "ios/chrome/browser/payments/payment_request.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "components/autofill/core/browser/test_personal_data_manager.h"
 #include "components/payments/core/currency_formatter.h"
 #include "ios/chrome/browser/application_context.h"
+#include "ios/chrome/browser/payments/payment_request_test_util.h"
 #include "ios/web/public/payments/payment_request.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 // Tests that the payments::CurrencyFormatter is constructed with the correct
 // currency code and currency system.
 TEST(PaymentRequestTest, CreatesCurrencyFormatterCorrectly) {
   ASSERT_EQ("en", GetApplicationContext()->GetApplicationLocale());
 
+  web::PaymentRequest web_payment_request;
   autofill::TestPersonalDataManager personal_data_manager;
 
-  std::unique_ptr<web::PaymentRequest> web_payment_request =
-      base::MakeUnique<web::PaymentRequest>();
-  web_payment_request->details.total.amount.currency =
-      base::ASCIIToUTF16("USD");
-  PaymentRequest payment_request1(std::move(web_payment_request),
-                                  &personal_data_manager);
+  web_payment_request.details.total.amount.currency = base::ASCIIToUTF16("USD");
+  PaymentRequest payment_request1(
+      base::MakeUnique<web::PaymentRequest>(web_payment_request),
+      &personal_data_manager);
   payments::CurrencyFormatter* currency_formatter =
       payment_request1.GetOrCreateCurrencyFormatter();
-  ASSERT_EQ(base::UTF8ToUTF16("$55.00"), currency_formatter->Format("55.00"));
-  ASSERT_EQ("USD", currency_formatter->formatted_currency_code());
+  EXPECT_EQ(base::UTF8ToUTF16("$55.00"), currency_formatter->Format("55.00"));
+  EXPECT_EQ("USD", currency_formatter->formatted_currency_code());
 
-  web_payment_request = base::MakeUnique<web::PaymentRequest>();
-  web_payment_request->details.total.amount.currency =
-      base::ASCIIToUTF16("JPY");
-  PaymentRequest payment_request2(std::move(web_payment_request),
-                                  &personal_data_manager);
+  web_payment_request.details.total.amount.currency = base::ASCIIToUTF16("JPY");
+  PaymentRequest payment_request2(
+      base::MakeUnique<web::PaymentRequest>(web_payment_request),
+      &personal_data_manager);
   currency_formatter = payment_request2.GetOrCreateCurrencyFormatter();
-  ASSERT_EQ(base::UTF8ToUTF16("¥55"), currency_formatter->Format("55.00"));
-  ASSERT_EQ("JPY", currency_formatter->formatted_currency_code());
+  EXPECT_EQ(base::UTF8ToUTF16("¥55"), currency_formatter->Format("55.00"));
+  EXPECT_EQ("JPY", currency_formatter->formatted_currency_code());
 
-  web_payment_request = base::MakeUnique<web::PaymentRequest>();
-  web_payment_request->details.total.amount.currency_system =
+  web_payment_request.details.total.amount.currency_system =
       base::ASCIIToUTF16("NOT_ISO4217");
-  web_payment_request->details.total.amount.currency =
-      base::ASCIIToUTF16("USD");
-  PaymentRequest payment_request3(std::move(web_payment_request),
-                                  &personal_data_manager);
+  web_payment_request.details.total.amount.currency = base::ASCIIToUTF16("USD");
+  PaymentRequest payment_request3(
+      base::MakeUnique<web::PaymentRequest>(web_payment_request),
+      &personal_data_manager);
   currency_formatter = payment_request3.GetOrCreateCurrencyFormatter();
-  ASSERT_EQ(base::UTF8ToUTF16("55.00"), currency_formatter->Format("55.00"));
-  ASSERT_EQ("USD", currency_formatter->formatted_currency_code());
+  EXPECT_EQ(base::UTF8ToUTF16("55.00"), currency_formatter->Format("55.00"));
+  EXPECT_EQ("USD", currency_formatter->formatted_currency_code());
 }
+
+// Tests that the accepted card networks are identified correctly.
+TEST(PaymentRequestTest, AcceptedPaymentNetworks) {
+  web::PaymentRequest web_payment_request;
+  autofill::TestPersonalDataManager personal_data_manager;
+
+  web::PaymentMethodData method_datum1;
+  method_datum1.supported_methods.push_back(base::ASCIIToUTF16("visa"));
+  web_payment_request.method_data.push_back(method_datum1);
+  web::PaymentMethodData method_datum2;
+  method_datum2.supported_methods.push_back(base::ASCIIToUTF16("mastercard"));
+  web_payment_request.method_data.push_back(method_datum2);
+
+  PaymentRequest payment_request(
+      base::MakeUnique<web::PaymentRequest>(web_payment_request),
+      &personal_data_manager);
+  ASSERT_EQ(2U, payment_request.supported_card_networks().size());
+  EXPECT_EQ("visa", payment_request.supported_card_networks()[0]);
+  EXPECT_EQ("mastercard", payment_request.supported_card_networks()[1]);
+}
+
+// Tests that credit cards can be added to the list of cached credit cards.
+TEST(PaymentRequestTest, AddCreditCard) {
+  web::PaymentRequest web_payment_request;
+  autofill::TestPersonalDataManager personal_data_manager;
+
+  PaymentRequest payment_request(
+      base::MakeUnique<web::PaymentRequest>(web_payment_request),
+      &personal_data_manager);
+  EXPECT_EQ(0U, payment_request.credit_cards().size());
+
+  std::unique_ptr<autofill::CreditCard> credit_card =
+      payment_request_test_util::CreateTestCreditCard();
+  const autofill::CreditCard* added_credit_card = credit_card.get();
+  payment_request.AddCreditCard(std::move(credit_card));
+  ASSERT_EQ(1U, payment_request.credit_cards().size());
+  EXPECT_EQ(added_credit_card, payment_request.credit_cards()[0]);
+}