Support uninstalling ARC app from Chrome launcher

chrome/browser/ui/app_list/app_context_menu_unittest.cc

 // Copyright 2016 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 <map>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/scoped_vector.h"
@@ skipping 371 matching lines @@
   EXPECT_EQ(item.GetContextMenuModel(), menu);
   ASSERT_EQ(3, menu->GetItemCount());
   EXPECT_EQ(app_list::AppContextMenu::LAUNCH_NEW, menu->GetCommandIdAt(0));
   EXPECT_EQ(false, menu->IsEnabledAt(0));
   EXPECT_EQ(false, menu->IsItemCheckedAt(0));
   EXPECT_EQ(-1, menu->GetCommandIdAt(1));  // separator
   EXPECT_EQ(app_list::AppContextMenu::TOGGLE_PIN, menu->GetCommandIdAt(2));
   EXPECT_EQ(true, menu->IsEnabledAt(2));
   EXPECT_EQ(false, menu->IsItemCheckedAt(2));
 }
+
+TEST_F(AppContextMenuTest, ArcMenuStickyItem) {
+  ArcAppTest arc_test;
+  arc_test.SetUp(profile());
+  arc_test.bridge_service()->SetReady();
+
+  arc_test.app_instance()->RefreshAppList();
+  arc_test.app_instance()->SendRefreshAppList(arc_test.fake_apps());
+
+  {
+    // Verify menu of store
+    const arc::AppInfo& store_info = arc_test.fake_apps()[0];
+    const std::string store_id = ArcAppTest::GetAppId(store_info);
+    ArcAppItem item(profile(), nullptr, store_id, std::string(), true);
+    ui::MenuModel* menu = item.GetContextMenuModel();
+    ASSERT_NE(nullptr, menu);
+
+    ASSERT_EQ(2, menu->GetItemCount());

[khmel, 2016/03/07 21:11:52]

I think pinnable item is missing. I would prefer to keep this test close to real
life, were arc app is pinnable. Please add controller()->SetAppPinnable(app_id,
AppListControllerDelegate::PIN_EDITABLE);

[victorhsieh0, 2016/03/07 23:54:42]

Done.

+    EXPECT_EQ(app_list::AppContextMenu::LAUNCH_NEW, menu->GetCommandIdAt(0));
+    EXPECT_EQ(true, menu->IsEnabledAt(0));
+    EXPECT_EQ(false, menu->IsItemCheckedAt(0));
+    EXPECT_EQ(-1, menu->GetCommandIdAt(1));  // separator
+    // No "uninstall" entry.
+  }
+
+  {
+    // Verify normal app menu
+    const arc::AppInfo& app_info = arc_test.fake_apps()[1];
+    const std::string app_id = ArcAppTest::GetAppId(app_info);
+    ArcAppItem item(profile(), nullptr, app_id, std::string(), true);
+    ui::MenuModel* menu = item.GetContextMenuModel();
+    ASSERT_NE(nullptr, menu);
+
+    ASSERT_EQ(3, menu->GetItemCount());
+    EXPECT_EQ(app_list::AppContextMenu::LAUNCH_NEW, menu->GetCommandIdAt(0));
+    EXPECT_EQ(true, menu->IsEnabledAt(0));
+    EXPECT_EQ(false, menu->IsItemCheckedAt(0));
+    EXPECT_EQ(-1, menu->GetCommandIdAt(1));  // separator
+    EXPECT_EQ(app_list::AppContextMenu::UNINSTALL, menu->GetCommandIdAt(2));
+    EXPECT_EQ(true, menu->IsEnabledAt(2));
+    EXPECT_EQ(false, menu->IsItemCheckedAt(2));
+  }
+}
 #endif