Create AvatarMenuModel for the new avatar menu interface.

chrome/browser/profiles/avatar_menu_model_unittest.cc

Index: chrome/browser/profiles/avatar_menu_model_unittest.cc
diff --git a/chrome/browser/profiles/avatar_menu_model_unittest.cc b/chrome/browser/profiles/avatar_menu_model_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e02151e7b9dd36df3a4e7fc2bc2373ed48aa32f8
--- /dev/null
+++ b/chrome/browser/profiles/avatar_menu_model_unittest.cc
@@ -0,0 +1,159 @@
+// Copyright (c) 2011 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/profiles/avatar_menu_model.h"
+
+#include "base/string16.h"
+#include "base/utf_string_conversions.h"
+#include "chrome/browser/profiles/avatar_menu_model_observer.h"
+#include "chrome/browser/profiles/profile_info_interface.h"
+#include "chrome/common/chrome_notification_types.h"
+#include "content/common/notification_service.h"
+#include "grit/theme_resources.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/base/resource/resource_bundle.h"
+
+namespace {
+
+class FakeProfileInfo : public ProfileInfoInterface {
+ public:
+  FakeProfileInfo() {}
+  virtual ~FakeProfileInfo() {}
+
+  std::vector<AvatarMenuModel::Item*>* mock_profiles() {
+   return &profiles_;
+  }
+
+  virtual size_t GetNumberOfProfiles() const OVERRIDE {
+    return profiles_.size();
+  }
+
+  virtual size_t GetIndexOfProfileWithPath(
+      const FilePath& profile_path) const OVERRIDE {
+    return std::string::npos;
+  }
+
+  virtual string16 GetNameOfProfileAtIndex(size_t index) const OVERRIDE {
+    return profiles_[index]->name;
+  }
+
+  virtual FilePath GetPathOfProfileAtIndex(size_t index) const OVERRIDE {
+    return FilePath();
+  }
+
+  virtual const gfx::Image& GetAvatarIconOfProfileAtIndex(
+      size_t index) const OVERRIDE {
+    return profiles_[index]->icon;
+  }
+
+ private:
+  std::vector<AvatarMenuModel::Item*> profiles_;
+};
+
+class MockObserver : public AvatarMenuModelObserver {
+ public:
+  MockObserver() : count_(0) {}
+  virtual ~MockObserver() {}
+
+  virtual void OnAvatarMenuModelChanged() {
+    ++count_;
+  }
+
+  int change_count() { return count_; }
+
+ private:
+  int count_;
+};
+
+class AvatarMenuModelTest : public testing::Test {
+ public:
+  FakeProfileInfo* cache() {
+    return &cache_;
+  }
+
+  Browser* browser() {
+    return NULL;
+  }
+
+  const gfx::Image& GetTestImage() {
+    return ResourceBundle::GetSharedInstance().GetImageNamed(
+        IDR_PROFILE_AVATAR_0);
+  }
+
+ private:
+  FakeProfileInfo cache_;
+};
+
+TEST_F(AvatarMenuModelTest, InitialCreation) {
+  std::vector<AvatarMenuModel::Item*>* profiles = cache()->mock_profiles();
+
+  AvatarMenuModel::Item profile1(0, GetTestImage());
+  profile1.name = ASCIIToUTF16("Test 1");
+  profiles->push_back(&profile1);
+
+  AvatarMenuModel::Item profile2(1, GetTestImage());
+  profile2.name = ASCIIToUTF16("Test 2");
+  profiles->push_back(&profile2);
+
+  MockObserver observer;
+  EXPECT_EQ(0, observer.change_count());
+
+  AvatarMenuModel model(cache(), &observer, browser());
+  EXPECT_EQ(1, observer.change_count());
+
+  ASSERT_EQ(2U, model.GetNumberOfItems());
+
+  const AvatarMenuModel::Item& item1 = model.GetItemAt(0);
+  EXPECT_EQ(0U, item1.model_index);
+  EXPECT_EQ(ASCIIToUTF16("Test 1"), item1.name);
+
+  const AvatarMenuModel::Item& item2 = model.GetItemAt(1);
+  EXPECT_EQ(1U, item2.model_index);
+  EXPECT_EQ(ASCIIToUTF16("Test 2"), item2.name);
+}
+
+
+TEST_F(AvatarMenuModelTest, ChangeOnNotify) {
+  std::vector<AvatarMenuModel::Item*>* profiles = cache()->mock_profiles();
+
+  AvatarMenuModel::Item profile1(0, GetTestImage());
+  profile1.name = ASCIIToUTF16("Test 1");
+  profiles->push_back(&profile1);
+
+  AvatarMenuModel::Item profile2(1, GetTestImage());
+  profile2.name = ASCIIToUTF16("Test 2");
+  profiles->push_back(&profile2);
+
+  MockObserver observer;
+  EXPECT_EQ(0, observer.change_count());
+
+  AvatarMenuModel model(cache(), &observer, browser());
+  EXPECT_EQ(1, observer.change_count());
+  EXPECT_EQ(2U, model.GetNumberOfItems());
+
+  AvatarMenuModel::Item profile3(2, GetTestImage());
+  profile3.name = ASCIIToUTF16("Test 3");
+  profiles->insert(profiles->begin() + 1, &profile3);
+
+  NotificationService::current()->Notify(
+      chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
+      NotificationService::AllSources(),
+      NotificationService::NoDetails());
+  EXPECT_EQ(2, observer.change_count());
+  ASSERT_EQ(3U, model.GetNumberOfItems());
+
+  const AvatarMenuModel::Item& item1 = model.GetItemAt(0);
+  EXPECT_EQ(0U, item1.model_index);
+  EXPECT_EQ(ASCIIToUTF16("Test 1"), item1.name);
+
+  const AvatarMenuModel::Item& item2 = model.GetItemAt(1);
+  EXPECT_EQ(1U, item2.model_index);
+  EXPECT_EQ(ASCIIToUTF16("Test 3"), item2.name);
+
+  const AvatarMenuModel::Item& item3 = model.GetItemAt(2);
+  EXPECT_EQ(2U, item3.model_index);
+  EXPECT_EQ(ASCIIToUTF16("Test 2"), item3.name);
+}
+
+}  // namespace