Add country combobox to change country and rebuild address inputs.

chrome/browser/ui/autofill/country_combobox_model_unittest.cc

+// Copyright 2014 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 "chrome/browser/ui/autofill/country_combobox_model.h"
+
+#include "components/autofill/core/browser/autofill_country.h"
+#include "components/autofill/core/browser/test_personal_data_manager.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace autofill {
+
+TEST(CountryComboboxModel, SelectIndexes) {
+  TestPersonalDataManager manager;
+  CountryComboboxModel model(manager);
+  EXPECT_TRUE(model.IsDefaultIndexSelected());
+
+  const std::string default_country = model.GetSelectedCountryCode();
+
+  model.SelectIndex(5);
+  EXPECT_NE(default_country, model.GetSelectedCountryCode());
+  EXPECT_FALSE(model.IsDefaultIndexSelected());
+
+  model.SelectDefaultIndex();
+  EXPECT_EQ(default_country, model.GetSelectedCountryCode());
+  EXPECT_TRUE(model.IsDefaultIndexSelected());
+}
+
+TEST(CountryComboboxModel, SelectCountry) {
+  TestPersonalDataManager manager;
+  CountryComboboxModel model(manager);
+
+  EXPECT_NE("AQ", model.GetSelectedCountryCode());
+  model.SelectCountry("AQ");
+  EXPECT_EQ("AQ", model.GetSelectedCountryCode());
+}
+
+TEST(CountryComboboxModel, DefaultCountry) {
+  TestPersonalDataManager manager;
+  ASSERT_NE("AQ", manager.GetDefaultCountryCodeForNewAddress());
+  manager.set_default_country_code("AQ");
+
+  CountryComboboxModel model(manager);
+  EXPECT_EQ("AQ", model.countries()[model.GetDefaultIndex()]->country_code());
+  EXPECT_EQ("AQ", model.GetSelectedCountryCode());
+}
+
+}  // namespace autofill