[Payments] iOS: Support basic-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/autofill_test_utils.h"
 #include "components/autofill/core/browser/test_personal_data_manager.h"
 #include "components/payments/core/currency_formatter.h"
@@ skipping 47 matching lines @@
   payments::PaymentMethodData method_datum2;
   method_datum2.supported_methods.push_back("mastercard");
   web_payment_request.method_data.push_back(method_datum2);
 
   PaymentRequest payment_request(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]);
 }
 
+// Test that parsing supported methods (with invalid values and duplicates)
+// works as expected.
+TEST(PaymentRequestTest, SupportedMethods) {
+  web::PaymentRequest web_payment_request;
+  autofill::TestPersonalDataManager personal_data_manager;
+
+  payments::PaymentMethodData method_datum1;
+  method_datum1.supported_methods.push_back("visa");
+  method_datum1.supported_methods.push_back("mastercard");
+  method_datum1.supported_methods.push_back("invalid");
+  method_datum1.supported_methods.push_back("");
+  method_datum1.supported_methods.push_back("visa");
+  web_payment_request.method_data.push_back(method_datum1);
+
+  PaymentRequest payment_request(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]);
+}
+
+// Test that parsing supported methods in different method data entries (with
+// invalid values and duplicates) works as expected.
+TEST(PaymentRequestTest, SupportedMethods_MultipleEntries) {
+  web::PaymentRequest web_payment_request;
+  autofill::TestPersonalDataManager personal_data_manager;
+
+  payments::PaymentMethodData method_datum1;
+  method_datum1.supported_methods.push_back("visa");
+  web_payment_request.method_data.push_back(method_datum1);
+  payments::PaymentMethodData method_datum2;
+  method_datum2.supported_methods.push_back("mastercard");
+  web_payment_request.method_data.push_back(method_datum2);
+  payments::PaymentMethodData method_datum3;
+  method_datum3.supported_methods.push_back("");
+  web_payment_request.method_data.push_back(method_datum3);
+  payments::PaymentMethodData method_datum4;
+  method_datum4.supported_methods.push_back("visa");
+  web_payment_request.method_data.push_back(method_datum4);
+
+  PaymentRequest payment_request(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]);
+}
+
+// Test that only specifying basic-card means that all are supported.
+TEST(PaymentRequestTest, SupportedMethods_OnlyBasicCard) {
+  web::PaymentRequest web_payment_request;
+  autofill::TestPersonalDataManager personal_data_manager;
+
+  payments::PaymentMethodData method_datum1;
+  method_datum1.supported_methods.push_back("basic-card");
+  web_payment_request.method_data.push_back(method_datum1);
+
+  PaymentRequest payment_request(web_payment_request, &personal_data_manager);
+
+  // All of the basic card networks are supported.
+  ASSERT_EQ(8U, payment_request.supported_card_networks().size());
+  EXPECT_EQ("amex", payment_request.supported_card_networks()[0]);
+  EXPECT_EQ("diners", payment_request.supported_card_networks()[1]);
+  EXPECT_EQ("discover", payment_request.supported_card_networks()[2]);
+  EXPECT_EQ("jcb", payment_request.supported_card_networks()[3]);
+  EXPECT_EQ("mastercard", payment_request.supported_card_networks()[4]);
+  EXPECT_EQ("mir", payment_request.supported_card_networks()[5]);
+  EXPECT_EQ("unionpay", payment_request.supported_card_networks()[6]);
+  EXPECT_EQ("visa", payment_request.supported_card_networks()[7]);
+}
+
+// Test that specifying a method AND basic-card means that all are supported,
+// but with the method as first.
+TEST(PaymentRequestTest, SupportedMethods_BasicCard_WithSpecificMethod) {
+  web::PaymentRequest web_payment_request;
+  autofill::TestPersonalDataManager personal_data_manager;
+
+  payments::PaymentMethodData method_datum1;
+  method_datum1.supported_methods.push_back("jcb");
+  method_datum1.supported_methods.push_back("basic-card");
+  web_payment_request.method_data.push_back(method_datum1);
+
+  PaymentRequest payment_request(web_payment_request, &personal_data_manager);
+
+  // All of the basic card networks are supported, but JCB is first because it
+  // was specified first.
+  EXPECT_EQ(8u, payment_request.supported_card_networks().size());
+  EXPECT_EQ("jcb", payment_request.supported_card_networks()[0]);
+  EXPECT_EQ("amex", payment_request.supported_card_networks()[1]);
+  EXPECT_EQ("diners", payment_request.supported_card_networks()[2]);
+  EXPECT_EQ("discover", payment_request.supported_card_networks()[3]);
+  EXPECT_EQ("mastercard", payment_request.supported_card_networks()[4]);
+  EXPECT_EQ("mir", payment_request.supported_card_networks()[5]);
+  EXPECT_EQ("unionpay", payment_request.supported_card_networks()[6]);
+  EXPECT_EQ("visa", payment_request.supported_card_networks()[7]);
+}
+
+// Test that specifying basic-card with a supported network (with previous
+// supported methods) will work as expected
+TEST(PaymentRequestTest, SupportedMethods_BasicCard_Overlap) {
+  web::PaymentRequest web_payment_request;
+  autofill::TestPersonalDataManager personal_data_manager;
+
+  payments::PaymentMethodData method_datum1;
+  method_datum1.supported_methods.push_back("mastercard");
+  method_datum1.supported_methods.push_back("visa");
+  web_payment_request.method_data.push_back(method_datum1);
+  payments::PaymentMethodData method_datum2;
+  method_datum2.supported_methods.push_back("basic-card");
+  method_datum2.supported_networks.push_back("visa");
+  method_datum2.supported_networks.push_back("mastercard");
+  method_datum2.supported_networks.push_back("unionpay");
+  web_payment_request.method_data.push_back(method_datum2);
+
+  PaymentRequest payment_request(web_payment_request, &personal_data_manager);
+
+  EXPECT_EQ(3u, payment_request.supported_card_networks().size());
+  EXPECT_EQ("mastercard", payment_request.supported_card_networks()[0]);
+  EXPECT_EQ("visa", payment_request.supported_card_networks()[1]);
+  EXPECT_EQ("unionpay", payment_request.supported_card_networks()[2]);
+}
+
+// Test that specifying basic-card with supported networks after specifying
+// some methods
+TEST(PaymentRequestTest, SupportedMethods_BasicCard_WithSupportedNetworks) {
+  web::PaymentRequest web_payment_request;
+  autofill::TestPersonalDataManager personal_data_manager;
+
+  payments::PaymentMethodData method_datum1;
+  method_datum1.supported_methods.push_back("basic-card");
+  method_datum1.supported_networks.push_back("visa");
+  method_datum1.supported_networks.push_back("unionpay");
+  web_payment_request.method_data.push_back(method_datum1);
+
+  PaymentRequest payment_request(web_payment_request, &personal_data_manager);
+
+  // Only the specified networks are supported.
+  EXPECT_EQ(2u, payment_request.supported_card_networks().size());
+  EXPECT_EQ("visa", payment_request.supported_card_networks()[0]);
+  EXPECT_EQ("unionpay", 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(web_payment_request, &personal_data_manager);
   EXPECT_EQ(0U, payment_request.credit_cards().size());
 
   autofill::CreditCard credit_card = autofill::test::GetCreditCard();
   autofill::CreditCard* added_credit_card =
       payment_request.AddCreditCard(credit_card);
 
   ASSERT_EQ(1U, payment_request.credit_cards().size());
   EXPECT_EQ(credit_card, *added_credit_card);
 }