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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include <vector>
      6 
      7 #include "base/files/scoped_temp_dir.h"
      8 #include "base/json/json_reader.h"
      9 #include "base/memory/scoped_vector.h"
     10 #include "base/message_loop/message_loop.h"
     11 #include "base/path_service.h"
     12 #include "base/prefs/pref_service.h"
     13 #include "base/strings/utf_string_conversions.h"
     14 #include "base/values.h"
     15 #include "chrome/browser/chrome_notification_types.h"
     16 #include "chrome/browser/extensions/event_names.h"
     17 #include "chrome/browser/extensions/extension_system.h"
     18 #include "chrome/browser/extensions/extension_system_factory.h"
     19 #include "chrome/browser/extensions/menu_manager.h"
     20 #include "chrome/browser/extensions/test_extension_prefs.h"
     21 #include "chrome/browser/extensions/test_extension_system.h"
     22 #include "chrome/browser/prefs/pref_service_syncable.h"
     23 #include "chrome/common/chrome_paths.h"
     24 #include "chrome/common/extensions/api/context_menus.h"
     25 #include "chrome/test/base/testing_profile.h"
     26 #include "content/public/browser/notification_service.h"
     27 #include "content/public/common/context_menu_params.h"
     28 #include "content/public/test/test_browser_thread.h"
     29 #include "extensions/browser/event_router.h"
     30 #include "extensions/common/extension.h"
     31 #include "testing/gmock/include/gmock/gmock.h"
     32 #include "testing/gtest/include/gtest/gtest.h"
     33 
     34 using content::BrowserThread;
     35 using testing::_;
     36 using testing::AtLeast;
     37 using testing::DeleteArg;
     38 using testing::InSequence;
     39 using testing::Return;
     40 using testing::SaveArg;
     41 
     42 namespace extensions {
     43 
     44 namespace context_menus = api::context_menus;
     45 
     46 // Base class for tests.
     47 class MenuManagerTest : public testing::Test {
     48  public:
     49   MenuManagerTest()
     50       : ui_thread_(BrowserThread::UI, &message_loop_),
     51         file_thread_(BrowserThread::FILE, &message_loop_),
     52         manager_(&profile_, ExtensionSystem::Get(&profile_)->state_store()),
     53         prefs_(message_loop_.message_loop_proxy().get()),
     54         next_id_(1) {}
     55 
     56   virtual void TearDown() OVERRIDE {
     57     prefs_.pref_service()->CommitPendingWrite();
     58     message_loop_.RunUntilIdle();
     59   }
     60 
     61   // Returns a test item.
     62   MenuItem* CreateTestItem(Extension* extension, bool incognito = false) {
     63     MenuItem::Type type = MenuItem::NORMAL;
     64     MenuItem::ContextList contexts(MenuItem::ALL);
     65     MenuItem::Id id(incognito, extension->id());
     66     id.uid = next_id_++;
     67     return new MenuItem(id, "test", false, true, type, contexts);
     68   }
     69 
     70   // Returns a test item with the given string ID.
     71   MenuItem* CreateTestItemWithID(Extension* extension,
     72                                  const std::string& string_id) {
     73     MenuItem::Type type = MenuItem::NORMAL;
     74     MenuItem::ContextList contexts(MenuItem::ALL);
     75     MenuItem::Id id(false, extension->id());
     76     id.string_uid = string_id;
     77     return new MenuItem(id, "test", false, true, type, contexts);
     78   }
     79 
     80   // Creates and returns a test Extension. The caller does *not* own the return
     81   // value.
     82   Extension* AddExtension(std::string name) {
     83     scoped_refptr<Extension> extension = prefs_.AddExtension(name);
     84     extensions_.push_back(extension);
     85     return extension.get();
     86   }
     87 
     88  protected:
     89   base::MessageLoopForUI message_loop_;
     90   content::TestBrowserThread ui_thread_;
     91   content::TestBrowserThread file_thread_;
     92   TestingProfile profile_;
     93 
     94   MenuManager manager_;
     95   ExtensionList extensions_;
     96   TestExtensionPrefs prefs_;
     97   int next_id_;
     98 
     99  private:
    100   DISALLOW_COPY_AND_ASSIGN(MenuManagerTest);
    101 };
    102 
    103 // Tests adding, getting, and removing items.
    104 TEST_F(MenuManagerTest, AddGetRemoveItems) {
    105   Extension* extension = AddExtension("test");
    106 
    107   // Add a new item, make sure you can get it back.
    108   MenuItem* item1 = CreateTestItem(extension);
    109   ASSERT_TRUE(item1 != NULL);
    110   ASSERT_TRUE(manager_.AddContextItem(extension, item1));
    111   ASSERT_EQ(item1, manager_.GetItemById(item1->id()));
    112   const MenuItem::List* items = manager_.MenuItems(item1->extension_id());
    113   ASSERT_EQ(1u, items->size());
    114   ASSERT_EQ(item1, items->at(0));
    115 
    116   // Add a second item, make sure it comes back too.
    117   MenuItem* item2 = CreateTestItemWithID(extension, "id2");
    118   ASSERT_TRUE(manager_.AddContextItem(extension, item2));
    119   ASSERT_EQ(item2, manager_.GetItemById(item2->id()));
    120   items = manager_.MenuItems(item2->extension_id());
    121   ASSERT_EQ(2u, items->size());
    122   ASSERT_EQ(item1, items->at(0));
    123   ASSERT_EQ(item2, items->at(1));
    124 
    125   // Try adding item 3, then removing it.
    126   MenuItem* item3 = CreateTestItem(extension);
    127   MenuItem::Id id3 = item3->id();
    128   std::string extension_id = item3->extension_id();
    129   ASSERT_TRUE(manager_.AddContextItem(extension, item3));
    130   ASSERT_EQ(item3, manager_.GetItemById(id3));
    131   ASSERT_EQ(3u, manager_.MenuItems(extension_id)->size());
    132   ASSERT_TRUE(manager_.RemoveContextMenuItem(id3));
    133   ASSERT_EQ(NULL, manager_.GetItemById(id3));
    134   ASSERT_EQ(2u, manager_.MenuItems(extension_id)->size());
    135 
    136   // Make sure removing a non-existent item returns false.
    137   MenuItem::Id id(false, extension->id());
    138   id.uid = id3.uid + 50;
    139   ASSERT_FALSE(manager_.RemoveContextMenuItem(id));
    140 
    141   // Make sure adding an item with the same string ID returns false.
    142   scoped_ptr<MenuItem> item2too(CreateTestItemWithID(extension, "id2"));
    143   ASSERT_FALSE(manager_.AddContextItem(extension, item2too.get()));
    144 
    145   // But the same string ID should not collide with another extension.
    146   Extension* extension2 = AddExtension("test2");
    147   MenuItem* item2other = CreateTestItemWithID(extension2, "id2");
    148   ASSERT_TRUE(manager_.AddContextItem(extension2, item2other));
    149 }
    150 
    151 // Test adding/removing child items.
    152 TEST_F(MenuManagerTest, ChildFunctions) {
    153   Extension* extension1 = AddExtension("1111");
    154   Extension* extension2 = AddExtension("2222");
    155   Extension* extension3 = AddExtension("3333");
    156 
    157   MenuItem* item1 = CreateTestItem(extension1);
    158   MenuItem* item2 = CreateTestItem(extension2);
    159   MenuItem* item2_child = CreateTestItemWithID(extension2, "2child");
    160   MenuItem* item2_grandchild = CreateTestItem(extension2);
    161 
    162   // This third item we expect to fail inserting, so we use a scoped_ptr to make
    163   // sure it gets deleted.
    164   scoped_ptr<MenuItem> item3(CreateTestItem(extension3));
    165 
    166   // Add in the first two items.
    167   ASSERT_TRUE(manager_.AddContextItem(extension1, item1));
    168   ASSERT_TRUE(manager_.AddContextItem(extension2, item2));
    169 
    170   MenuItem::Id id1 = item1->id();
    171   MenuItem::Id id2 = item2->id();
    172 
    173   // Try adding item3 as a child of item2 - this should fail because item3 has
    174   // a different extension id.
    175   ASSERT_FALSE(manager_.AddChildItem(id2, item3.get()));
    176 
    177   // Add item2_child as a child of item2.
    178   MenuItem::Id id2_child = item2_child->id();
    179   ASSERT_TRUE(manager_.AddChildItem(id2, item2_child));
    180   ASSERT_EQ(1, item2->child_count());
    181   ASSERT_EQ(0, item1->child_count());
    182   ASSERT_EQ(item2_child, manager_.GetItemById(id2_child));
    183 
    184   ASSERT_EQ(1u, manager_.MenuItems(item1->extension_id())->size());
    185   ASSERT_EQ(item1, manager_.MenuItems(item1->extension_id())->at(0));
    186 
    187   // Add item2_grandchild as a child of item2_child, then remove it.
    188   MenuItem::Id id2_grandchild = item2_grandchild->id();
    189   ASSERT_TRUE(manager_.AddChildItem(id2_child, item2_grandchild));
    190   ASSERT_EQ(1, item2->child_count());
    191   ASSERT_EQ(1, item2_child->child_count());
    192   ASSERT_TRUE(manager_.RemoveContextMenuItem(id2_grandchild));
    193 
    194   // We should only get 1 thing back when asking for item2's extension id, since
    195   // it has a child item.
    196   ASSERT_EQ(1u, manager_.MenuItems(item2->extension_id())->size());
    197   ASSERT_EQ(item2, manager_.MenuItems(item2->extension_id())->at(0));
    198 
    199   // Remove child2_item.
    200   ASSERT_TRUE(manager_.RemoveContextMenuItem(id2_child));
    201   ASSERT_EQ(1u, manager_.MenuItems(item2->extension_id())->size());
    202   ASSERT_EQ(item2, manager_.MenuItems(item2->extension_id())->at(0));
    203   ASSERT_EQ(0, item2->child_count());
    204 }
    205 
    206 TEST_F(MenuManagerTest, PopulateFromValue) {
    207   Extension* extension = AddExtension("test");
    208 
    209   bool incognito = true;
    210   int type = MenuItem::CHECKBOX;
    211   std::string title("TITLE");
    212   bool checked = true;
    213   bool enabled = true;
    214   MenuItem::ContextList contexts;
    215   contexts.Add(MenuItem::PAGE);
    216   contexts.Add(MenuItem::SELECTION);
    217   int contexts_value = 0;
    218   ASSERT_TRUE(contexts.ToValue()->GetAsInteger(&contexts_value));
    219 
    220   base::ListValue* document_url_patterns(new base::ListValue());
    221   document_url_patterns->Append(
    222       new base::StringValue("http://www.google.com/*"));
    223   document_url_patterns->Append(
    224       new base::StringValue("http://www.reddit.com/*"));
    225 
    226   base::ListValue* target_url_patterns(new base::ListValue());
    227   target_url_patterns->Append(
    228       new base::StringValue("http://www.yahoo.com/*"));
    229   target_url_patterns->Append(
    230       new base::StringValue("http://www.facebook.com/*"));
    231 
    232   base::DictionaryValue value;
    233   value.SetBoolean("incognito", incognito);
    234   value.SetString("string_uid", std::string());
    235   value.SetInteger("type", type);
    236   value.SetString("title", title);
    237   value.SetBoolean("checked", checked);
    238   value.SetBoolean("enabled", enabled);
    239   value.SetInteger("contexts", contexts_value);
    240   value.Set("document_url_patterns", document_url_patterns);
    241   value.Set("target_url_patterns", target_url_patterns);
    242 
    243   std::string error;
    244   scoped_ptr<MenuItem> item(MenuItem::Populate(extension->id(), value, &error));
    245   ASSERT_TRUE(item.get());
    246 
    247   EXPECT_EQ(extension->id(), item->extension_id());
    248   EXPECT_EQ(incognito, item->incognito());
    249   EXPECT_EQ(title, item->title());
    250   EXPECT_EQ(checked, item->checked());
    251   EXPECT_EQ(item->checked(), item->checked());
    252   EXPECT_EQ(enabled, item->enabled());
    253   EXPECT_EQ(contexts, item->contexts());
    254 
    255   URLPatternSet document_url_pattern_set;
    256   document_url_pattern_set.Populate(*document_url_patterns,
    257                                     URLPattern::SCHEME_ALL,
    258                                     true,
    259                                     &error);
    260   EXPECT_EQ(document_url_pattern_set, item->document_url_patterns());
    261 
    262   URLPatternSet target_url_pattern_set;
    263   target_url_pattern_set.Populate(*target_url_patterns,
    264                                    URLPattern::SCHEME_ALL,
    265                                    true,
    266                                    &error);
    267   EXPECT_EQ(target_url_pattern_set, item->target_url_patterns());
    268 }
    269 
    270 // Tests that deleting a parent properly removes descendants.
    271 TEST_F(MenuManagerTest, DeleteParent) {
    272   Extension* extension = AddExtension("1111");
    273 
    274   // Set up 5 items to add.
    275   MenuItem* item1 = CreateTestItem(extension);
    276   MenuItem* item2 = CreateTestItem(extension);
    277   MenuItem* item3 = CreateTestItemWithID(extension, "id3");
    278   MenuItem* item4 = CreateTestItemWithID(extension, "id4");
    279   MenuItem* item5 = CreateTestItem(extension);
    280   MenuItem* item6 = CreateTestItem(extension);
    281   MenuItem::Id item1_id = item1->id();
    282   MenuItem::Id item2_id = item2->id();
    283   MenuItem::Id item3_id = item3->id();
    284   MenuItem::Id item4_id = item4->id();
    285   MenuItem::Id item5_id = item5->id();
    286   MenuItem::Id item6_id = item6->id();
    287 
    288   // Add the items in the hierarchy
    289   // item1 -> item2 -> item3 -> item4 -> item5 -> item6.
    290   ASSERT_TRUE(manager_.AddContextItem(extension, item1));
    291   ASSERT_TRUE(manager_.AddChildItem(item1_id, item2));
    292   ASSERT_TRUE(manager_.AddChildItem(item2_id, item3));
    293   ASSERT_TRUE(manager_.AddChildItem(item3_id, item4));
    294   ASSERT_TRUE(manager_.AddChildItem(item4_id, item5));
    295   ASSERT_TRUE(manager_.AddChildItem(item5_id, item6));
    296   ASSERT_EQ(item1, manager_.GetItemById(item1_id));
    297   ASSERT_EQ(item2, manager_.GetItemById(item2_id));
    298   ASSERT_EQ(item3, manager_.GetItemById(item3_id));
    299   ASSERT_EQ(item4, manager_.GetItemById(item4_id));
    300   ASSERT_EQ(item5, manager_.GetItemById(item5_id));
    301   ASSERT_EQ(item6, manager_.GetItemById(item6_id));
    302   ASSERT_EQ(1u, manager_.MenuItems(extension->id())->size());
    303   ASSERT_EQ(6u, manager_.items_by_id_.size());
    304 
    305   // Remove item6 (a leaf node).
    306   ASSERT_TRUE(manager_.RemoveContextMenuItem(item6_id));
    307   ASSERT_EQ(item1, manager_.GetItemById(item1_id));
    308   ASSERT_EQ(item2, manager_.GetItemById(item2_id));
    309   ASSERT_EQ(item3, manager_.GetItemById(item3_id));
    310   ASSERT_EQ(item4, manager_.GetItemById(item4_id));
    311   ASSERT_EQ(item5, manager_.GetItemById(item5_id));
    312   ASSERT_EQ(NULL, manager_.GetItemById(item6_id));
    313   ASSERT_EQ(1u, manager_.MenuItems(extension->id())->size());
    314   ASSERT_EQ(5u, manager_.items_by_id_.size());
    315 
    316   // Remove item4 and make sure item5 is gone as well.
    317   ASSERT_TRUE(manager_.RemoveContextMenuItem(item4_id));
    318   ASSERT_EQ(item1, manager_.GetItemById(item1_id));
    319   ASSERT_EQ(item2, manager_.GetItemById(item2_id));
    320   ASSERT_EQ(item3, manager_.GetItemById(item3_id));
    321   ASSERT_EQ(NULL, manager_.GetItemById(item4_id));
    322   ASSERT_EQ(NULL, manager_.GetItemById(item5_id));
    323   ASSERT_EQ(1u, manager_.MenuItems(extension->id())->size());
    324   ASSERT_EQ(3u, manager_.items_by_id_.size());
    325 
    326   // Now remove item1 and make sure item2 and item3 are gone as well.
    327   ASSERT_TRUE(manager_.RemoveContextMenuItem(item1_id));
    328   ASSERT_EQ(NULL, manager_.MenuItems(extension->id()));
    329   ASSERT_EQ(0u, manager_.items_by_id_.size());
    330   ASSERT_EQ(NULL, manager_.GetItemById(item1_id));
    331   ASSERT_EQ(NULL, manager_.GetItemById(item2_id));
    332   ASSERT_EQ(NULL, manager_.GetItemById(item3_id));
    333 }
    334 
    335 // Tests changing parents.
    336 TEST_F(MenuManagerTest, ChangeParent) {
    337   Extension* extension1 = AddExtension("1111");
    338 
    339   // First create two items and add them both to the manager.
    340   MenuItem* item1 = CreateTestItem(extension1);
    341   MenuItem* item2 = CreateTestItem(extension1);
    342 
    343   ASSERT_TRUE(manager_.AddContextItem(extension1, item1));
    344   ASSERT_TRUE(manager_.AddContextItem(extension1, item2));
    345 
    346   const MenuItem::List* items = manager_.MenuItems(item1->extension_id());
    347   ASSERT_EQ(2u, items->size());
    348   ASSERT_EQ(item1, items->at(0));
    349   ASSERT_EQ(item2, items->at(1));
    350 
    351   // Now create a third item, initially add it as a child of item1, then move
    352   // it to be a child of item2.
    353   MenuItem* item3 = CreateTestItem(extension1);
    354 
    355   ASSERT_TRUE(manager_.AddChildItem(item1->id(), item3));
    356   ASSERT_EQ(1, item1->child_count());
    357   ASSERT_EQ(item3, item1->children()[0]);
    358 
    359   ASSERT_TRUE(manager_.ChangeParent(item3->id(), &item2->id()));
    360   ASSERT_EQ(0, item1->child_count());
    361   ASSERT_EQ(1, item2->child_count());
    362   ASSERT_EQ(item3, item2->children()[0]);
    363 
    364   // Move item2 to be a child of item1.
    365   ASSERT_TRUE(manager_.ChangeParent(item2->id(), &item1->id()));
    366   ASSERT_EQ(1, item1->child_count());
    367   ASSERT_EQ(item2, item1->children()[0]);
    368   ASSERT_EQ(1, item2->child_count());
    369   ASSERT_EQ(item3, item2->children()[0]);
    370 
    371   // Since item2 was a top-level item but is no longer, we should only have 1
    372   // top-level item.
    373   items = manager_.MenuItems(item1->extension_id());
    374   ASSERT_EQ(1u, items->size());
    375   ASSERT_EQ(item1, items->at(0));
    376 
    377   // Move item3 back to being a child of item1, so it's now a sibling of item2.
    378   ASSERT_TRUE(manager_.ChangeParent(item3->id(), &item1->id()));
    379   ASSERT_EQ(2, item1->child_count());
    380   ASSERT_EQ(item2, item1->children()[0]);
    381   ASSERT_EQ(item3, item1->children()[1]);
    382 
    383   // Try switching item3 to be the parent of item1 - this should fail.
    384   ASSERT_FALSE(manager_.ChangeParent(item1->id(), &item3->id()));
    385   ASSERT_EQ(0, item3->child_count());
    386   ASSERT_EQ(2, item1->child_count());
    387   ASSERT_EQ(item2, item1->children()[0]);
    388   ASSERT_EQ(item3, item1->children()[1]);
    389   items = manager_.MenuItems(item1->extension_id());
    390   ASSERT_EQ(1u, items->size());
    391   ASSERT_EQ(item1, items->at(0));
    392 
    393   // Move item2 to be a top-level item.
    394   ASSERT_TRUE(manager_.ChangeParent(item2->id(), NULL));
    395   items = manager_.MenuItems(item1->extension_id());
    396   ASSERT_EQ(2u, items->size());
    397   ASSERT_EQ(item1, items->at(0));
    398   ASSERT_EQ(item2, items->at(1));
    399   ASSERT_EQ(1, item1->child_count());
    400   ASSERT_EQ(item3, item1->children()[0]);
    401 
    402   // Make sure you can't move a node to be a child of another extension's item.
    403   Extension* extension2 = AddExtension("2222");
    404   MenuItem* item4 = CreateTestItem(extension2);
    405   ASSERT_TRUE(manager_.AddContextItem(extension2, item4));
    406   ASSERT_FALSE(manager_.ChangeParent(item4->id(), &item1->id()));
    407   ASSERT_FALSE(manager_.ChangeParent(item1->id(), &item4->id()));
    408 
    409   // Make sure you can't make an item be it's own parent.
    410   ASSERT_FALSE(manager_.ChangeParent(item1->id(), &item1->id()));
    411 }
    412 
    413 // Tests that we properly remove an extension's menu item when that extension is
    414 // unloaded.
    415 TEST_F(MenuManagerTest, ExtensionUnloadRemovesMenuItems) {
    416   content::NotificationService* notifier =
    417       content::NotificationService::current();
    418   ASSERT_TRUE(notifier != NULL);
    419 
    420   // Create a test extension.
    421   Extension* extension1 = AddExtension("1111");
    422 
    423   // Create an MenuItem and put it into the manager.
    424   MenuItem* item1 = CreateTestItem(extension1);
    425   MenuItem::Id id1 = item1->id();
    426   ASSERT_EQ(extension1->id(), item1->extension_id());
    427   ASSERT_TRUE(manager_.AddContextItem(extension1, item1));
    428   ASSERT_EQ(1u, manager_.MenuItems(extension1->id())->size());
    429 
    430   // Create a menu item with a different extension id and add it to the manager.
    431   Extension* extension2 = AddExtension("2222");
    432   MenuItem* item2 = CreateTestItem(extension2);
    433   ASSERT_NE(item1->extension_id(), item2->extension_id());
    434   ASSERT_TRUE(manager_.AddContextItem(extension2, item2));
    435 
    436   // Notify that the extension was unloaded, and make sure the right item is
    437   // gone.
    438   UnloadedExtensionInfo details(
    439       extension1, UnloadedExtensionInfo::REASON_DISABLE);
    440   notifier->Notify(chrome::NOTIFICATION_EXTENSION_UNLOADED,
    441                    content::Source<Profile>(&profile_),
    442                    content::Details<UnloadedExtensionInfo>(
    443                       &details));
    444   ASSERT_EQ(NULL, manager_.MenuItems(extension1->id()));
    445   ASSERT_EQ(1u, manager_.MenuItems(extension2->id())->size());
    446   ASSERT_TRUE(manager_.GetItemById(id1) == NULL);
    447   ASSERT_TRUE(manager_.GetItemById(item2->id()) != NULL);
    448 }
    449 
    450 // A mock message service for tests of MenuManager::ExecuteCommand.
    451 class MockEventRouter : public EventRouter {
    452  public:
    453   explicit MockEventRouter(Profile* profile) : EventRouter(profile, NULL) {}
    454 
    455   MOCK_METHOD6(DispatchEventToExtensionMock,
    456                void(const std::string& extension_id,
    457                     const std::string& event_name,
    458                     base::ListValue* event_args,
    459                     content::BrowserContext* source_context,
    460                     const GURL& event_url,
    461                     EventRouter::UserGestureState state));
    462 
    463   virtual void DispatchEventToExtension(const std::string& extension_id,
    464                                         scoped_ptr<Event> event) {
    465     DispatchEventToExtensionMock(extension_id,
    466                                  event->event_name,
    467                                  event->event_args.release(),
    468                                  event->restrict_to_browser_context,
    469                                  event->event_url,
    470                                  event->user_gesture);
    471   }
    472 
    473  private:
    474   DISALLOW_COPY_AND_ASSIGN(MockEventRouter);
    475 };
    476 
    477 // A mock ExtensionSystem to serve our MockEventRouter.
    478 class MockExtensionSystem : public TestExtensionSystem {
    479  public:
    480   explicit MockExtensionSystem(Profile* profile)
    481       : TestExtensionSystem(profile) {}
    482 
    483   virtual EventRouter* event_router() OVERRIDE {
    484     if (!mock_event_router_)
    485       mock_event_router_.reset(new MockEventRouter(profile_));
    486     return mock_event_router_.get();
    487   }
    488 
    489  private:
    490   scoped_ptr<MockEventRouter> mock_event_router_;
    491 
    492   DISALLOW_COPY_AND_ASSIGN(MockExtensionSystem);
    493 };
    494 
    495 BrowserContextKeyedService* BuildMockExtensionSystem(
    496     content::BrowserContext* profile) {
    497   return new MockExtensionSystem(static_cast<Profile*>(profile));
    498 }
    499 
    500 // Tests the RemoveAll functionality.
    501 TEST_F(MenuManagerTest, RemoveAll) {
    502   // Try removing all items for an extension id that doesn't have any items.
    503   manager_.RemoveAllContextItems("CCCC");
    504 
    505   // Add 2 top-level and one child item for extension 1.
    506   Extension* extension1 = AddExtension("1111");
    507   MenuItem* item1 = CreateTestItem(extension1);
    508   MenuItem* item2 = CreateTestItem(extension1);
    509   MenuItem* item3 = CreateTestItem(extension1);
    510   ASSERT_TRUE(manager_.AddContextItem(extension1, item1));
    511   ASSERT_TRUE(manager_.AddContextItem(extension1, item2));
    512   ASSERT_TRUE(manager_.AddChildItem(item1->id(), item3));
    513 
    514   // Add one top-level item for extension 2.
    515   Extension* extension2 = AddExtension("2222");
    516   MenuItem* item4 = CreateTestItem(extension2);
    517   ASSERT_TRUE(manager_.AddContextItem(extension2, item4));
    518 
    519   EXPECT_EQ(2u, manager_.MenuItems(extension1->id())->size());
    520   EXPECT_EQ(1u, manager_.MenuItems(extension2->id())->size());
    521 
    522   // Remove extension2's item.
    523   manager_.RemoveAllContextItems(extension2->id());
    524   EXPECT_EQ(2u, manager_.MenuItems(extension1->id())->size());
    525   EXPECT_EQ(NULL, manager_.MenuItems(extension2->id()));
    526 
    527   // Remove extension1's items.
    528   manager_.RemoveAllContextItems(extension1->id());
    529   EXPECT_EQ(NULL, manager_.MenuItems(extension1->id()));
    530 }
    531 
    532 // Tests that removing all items one-by-one doesn't leave an entry around.
    533 TEST_F(MenuManagerTest, RemoveOneByOne) {
    534   // Add 2 test items.
    535   Extension* extension1 = AddExtension("1111");
    536   MenuItem* item1 = CreateTestItem(extension1);
    537   MenuItem* item2 = CreateTestItem(extension1);
    538   MenuItem* item3 = CreateTestItemWithID(extension1, "id3");
    539   ASSERT_TRUE(manager_.AddContextItem(extension1, item1));
    540   ASSERT_TRUE(manager_.AddContextItem(extension1, item2));
    541   ASSERT_TRUE(manager_.AddContextItem(extension1, item3));
    542 
    543   ASSERT_FALSE(manager_.context_items_.empty());
    544 
    545   manager_.RemoveContextMenuItem(item3->id());
    546   manager_.RemoveContextMenuItem(item1->id());
    547   manager_.RemoveContextMenuItem(item2->id());
    548 
    549   ASSERT_TRUE(manager_.context_items_.empty());
    550 }
    551 
    552 TEST_F(MenuManagerTest, ExecuteCommand) {
    553   TestingProfile profile;
    554 
    555   MockExtensionSystem* mock_extension_system =
    556       static_cast<MockExtensionSystem*>(ExtensionSystemFactory::GetInstance()->
    557           SetTestingFactoryAndUse(&profile, &BuildMockExtensionSystem));
    558   MockEventRouter* mock_event_router =
    559       static_cast<MockEventRouter*>(mock_extension_system->event_router());
    560 
    561   content::ContextMenuParams params;
    562   params.media_type = blink::WebContextMenuData::MediaTypeImage;
    563   params.src_url = GURL("http://foo.bar/image.png");
    564   params.page_url = GURL("http://foo.bar");
    565   params.selection_text = ASCIIToUTF16("Hello World");
    566   params.is_editable = false;
    567 
    568   Extension* extension = AddExtension("test");
    569   MenuItem* parent = CreateTestItem(extension);
    570   MenuItem* item = CreateTestItem(extension);
    571   MenuItem::Id parent_id = parent->id();
    572   MenuItem::Id id = item->id();
    573   ASSERT_TRUE(manager_.AddContextItem(extension, parent));
    574   ASSERT_TRUE(manager_.AddChildItem(parent->id(), item));
    575 
    576   // Use the magic of googlemock to save a parameter to our mock's
    577   // DispatchEventToExtension method into event_args.
    578   base::ListValue* list = NULL;
    579   {
    580     InSequence s;
    581     EXPECT_CALL(*mock_event_router,
    582                 DispatchEventToExtensionMock(
    583                     item->extension_id(),
    584                     extensions::event_names::kOnContextMenus,
    585                     _,
    586                     &profile,
    587                     GURL(),
    588                     EventRouter::USER_GESTURE_ENABLED))
    589       .Times(1)
    590       .WillOnce(SaveArg<2>(&list));
    591     EXPECT_CALL(*mock_event_router,
    592               DispatchEventToExtensionMock(
    593                   item->extension_id(),
    594                   context_menus::OnClicked::kEventName,
    595                   _,
    596                   &profile,
    597                   GURL(),
    598                   EventRouter::USER_GESTURE_ENABLED))
    599       .Times(1)
    600       .WillOnce(DeleteArg<2>());
    601   }
    602   manager_.ExecuteCommand(&profile, NULL /* web_contents */, params, id);
    603 
    604   ASSERT_EQ(2u, list->GetSize());
    605 
    606   DictionaryValue* info;
    607   ASSERT_TRUE(list->GetDictionary(0, &info));
    608 
    609   int tmp_id = 0;
    610   ASSERT_TRUE(info->GetInteger("menuItemId", &tmp_id));
    611   ASSERT_EQ(id.uid, tmp_id);
    612   ASSERT_TRUE(info->GetInteger("parentMenuItemId", &tmp_id));
    613   ASSERT_EQ(parent_id.uid, tmp_id);
    614 
    615   std::string tmp;
    616   ASSERT_TRUE(info->GetString("mediaType", &tmp));
    617   ASSERT_EQ("image", tmp);
    618   ASSERT_TRUE(info->GetString("srcUrl", &tmp));
    619   ASSERT_EQ(params.src_url.spec(), tmp);
    620   ASSERT_TRUE(info->GetString("pageUrl", &tmp));
    621   ASSERT_EQ(params.page_url.spec(), tmp);
    622 
    623   base::string16 tmp16;
    624   ASSERT_TRUE(info->GetString("selectionText", &tmp16));
    625   ASSERT_EQ(params.selection_text, tmp16);
    626 
    627   bool bool_tmp = true;
    628   ASSERT_TRUE(info->GetBoolean("editable", &bool_tmp));
    629   ASSERT_EQ(params.is_editable, bool_tmp);
    630 
    631   delete list;
    632 }
    633 
    634 // Test that there is always only one radio item selected.
    635 TEST_F(MenuManagerTest, SanitizeRadioButtons) {
    636   Extension* extension = AddExtension("test");
    637 
    638   // A single unchecked item should get checked
    639   MenuItem* item1 = CreateTestItem(extension);
    640 
    641   item1->set_type(MenuItem::RADIO);
    642   item1->SetChecked(false);
    643   ASSERT_FALSE(item1->checked());
    644   manager_.AddContextItem(extension, item1);
    645   ASSERT_TRUE(item1->checked());
    646 
    647   // In a run of two unchecked items, the first should get selected.
    648   item1->SetChecked(false);
    649   MenuItem* item2 = CreateTestItem(extension);
    650   item2->set_type(MenuItem::RADIO);
    651   item2->SetChecked(false);
    652   ASSERT_FALSE(item1->checked());
    653   ASSERT_FALSE(item2->checked());
    654   manager_.AddContextItem(extension, item2);
    655   ASSERT_TRUE(item1->checked());
    656   ASSERT_FALSE(item2->checked());
    657 
    658   // If multiple items are checked, only the last item should get checked.
    659   item1->SetChecked(true);
    660   item2->SetChecked(true);
    661   ASSERT_TRUE(item1->checked());
    662   ASSERT_TRUE(item2->checked());
    663   manager_.ItemUpdated(item1->id());
    664   ASSERT_FALSE(item1->checked());
    665   ASSERT_TRUE(item2->checked());
    666 
    667   // If the checked item is removed, the new first item should get checked.
    668   item1->SetChecked(false);
    669   item2->SetChecked(true);
    670   ASSERT_FALSE(item1->checked());
    671   ASSERT_TRUE(item2->checked());
    672   manager_.RemoveContextMenuItem(item2->id());
    673   item2 = NULL;
    674   ASSERT_TRUE(item1->checked());
    675 
    676   // If a checked item is added to a run that already has a checked item,
    677   // then the new item should get checked.
    678   item1->SetChecked(true);
    679   MenuItem* new_item = CreateTestItem(extension);
    680   new_item->set_type(MenuItem::RADIO);
    681   new_item->SetChecked(true);
    682   ASSERT_TRUE(item1->checked());
    683   ASSERT_TRUE(new_item->checked());
    684   manager_.AddContextItem(extension, new_item);
    685   ASSERT_FALSE(item1->checked());
    686   ASSERT_TRUE(new_item->checked());
    687   // Make sure that children are checked as well.
    688   MenuItem* parent = CreateTestItem(extension);
    689   manager_.AddContextItem(extension, parent);
    690   MenuItem* child1 = CreateTestItem(extension);
    691   child1->set_type(MenuItem::RADIO);
    692   child1->SetChecked(false);
    693   MenuItem* child2 = CreateTestItem(extension);
    694   child2->set_type(MenuItem::RADIO);
    695   child2->SetChecked(true);
    696   ASSERT_FALSE(child1->checked());
    697   ASSERT_TRUE(child2->checked());
    698 
    699   manager_.AddChildItem(parent->id(), child1);
    700   ASSERT_TRUE(child1->checked());
    701 
    702   manager_.AddChildItem(parent->id(), child2);
    703   ASSERT_FALSE(child1->checked());
    704   ASSERT_TRUE(child2->checked());
    705 
    706   // Removing the checked item from the children should cause the
    707   // remaining child to be checked.
    708   manager_.RemoveContextMenuItem(child2->id());
    709   child2 = NULL;
    710   ASSERT_TRUE(child1->checked());
    711 
    712   // This should NOT cause |new_item| to be deseleted because
    713   // |parent| will be seperating the two runs of radio items.
    714   manager_.ChangeParent(child1->id(), NULL);
    715   ASSERT_TRUE(new_item->checked());
    716   ASSERT_TRUE(child1->checked());
    717 
    718   // Removing |parent| should cause only |child1| to be selected.
    719   manager_.RemoveContextMenuItem(parent->id());
    720   parent = NULL;
    721   ASSERT_FALSE(new_item->checked());
    722   ASSERT_TRUE(child1->checked());
    723 }
    724 
    725 // Tests the RemoveAllIncognitoContextItems functionality.
    726 TEST_F(MenuManagerTest, RemoveAllIncognito) {
    727   Extension* extension1 = AddExtension("1111");
    728   // Add 2 top-level and one child item for extension 1
    729   // with incognito 'true'.
    730   MenuItem* item1 = CreateTestItem(extension1, true);
    731   MenuItem* item2 = CreateTestItem(extension1, true);
    732   MenuItem* item3 = CreateTestItem(extension1, true);
    733   ASSERT_TRUE(manager_.AddContextItem(extension1, item1));
    734   ASSERT_TRUE(manager_.AddContextItem(extension1, item2));
    735   ASSERT_TRUE(manager_.AddChildItem(item1->id(), item3));
    736 
    737   // Add 2 top-level and one child item for extension 1
    738   // with incognito 'false'.
    739   MenuItem* item4 = CreateTestItem(extension1);
    740   MenuItem* item5 = CreateTestItem(extension1);
    741   MenuItem* item6 = CreateTestItem(extension1);
    742   ASSERT_TRUE(manager_.AddContextItem(extension1, item4));
    743   ASSERT_TRUE(manager_.AddContextItem(extension1, item5));
    744   ASSERT_TRUE(manager_.AddChildItem(item4->id(), item6));
    745 
    746   // Add one top-level item for extension 2.
    747   Extension* extension2 = AddExtension("2222");
    748   MenuItem* item7 = CreateTestItem(extension2);
    749   ASSERT_TRUE(manager_.AddContextItem(extension2, item7));
    750 
    751   EXPECT_EQ(4u, manager_.MenuItems(extension1->id())->size());
    752   EXPECT_EQ(1u, manager_.MenuItems(extension2->id())->size());
    753 
    754   // Remove all context menu items with incognito true.
    755   manager_.RemoveAllIncognitoContextItems();
    756   EXPECT_EQ(2u, manager_.MenuItems(extension1->id())->size());
    757   EXPECT_EQ(1u, manager_.MenuItems(extension2->id())->size());
    758 }
    759 
    760 }  // namespace extensions
    761