Tabs API is usable without tabs permission.

chrome/browser/extensions/api/tabs/tabs_test.cc

 // Copyright (c) 2012 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/extensions/api/tabs/tabs.h"
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 245 matching lines @@
 IN_PROC_BROWSER_TEST_F(ExtensionTabsTest, UpdateNoPermissions) {
   // The test empty extension has no permissions, therefore it should not get
   // tab data in the function result.
   scoped_refptr<UpdateTabFunction> update_tab_function(new UpdateTabFunction());
   scoped_refptr<extensions::Extension> empty_extension(
       utils::CreateEmptyExtension());
   update_tab_function->set_extension(empty_extension.get());
   // Without a callback the function will not generate a result.
   update_tab_function->set_has_callback(true);
 
-  scoped_ptr<base::Value> result(utils::RunFunctionAndReturnSingleResult(
+  scoped_ptr<base::DictionaryValue> result(utils::ToDictionary(
+      utils::RunFunctionAndReturnSingleResult(
           update_tab_function.get(),
-          "[null, {\"url\": \"neutrinos\"}]",
-          browser()));
-  EXPECT_EQ(base::Value::TYPE_NULL, result->GetType());
+          "[null, {\"url\": \"about:blank\", \"pinned\": true}]",
+          browser())));
+  // The url is stripped since the extension does not have tab permissions.
+  EXPECT_EQ(std::string(), utils::GetString(result.get(), "url"));
+  EXPECT_TRUE(utils::GetBoolean(result.get(), "pinned"));
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionTabsTest,
                        DefaultToIncognitoWhenItIsForced) {
   static const char kArgsWithoutExplicitIncognitoParam[] =
       "[{\"url\": \"about:blank\"}]";
   // Force Incognito mode.
   IncognitoModePrefs::SetAvailability(browser()->profile()->GetPrefs(),
                                       IncognitoModePrefs::FORCED);
   // Run without an explicit "incognito" param.
@@ skipping 121 matching lines @@
   const size_t kExtraWindows = 3;
   for (size_t i = 0; i < kExtraWindows; ++i)
     CreateBrowser(browser()->profile());
 
   GURL url;
   AddTabAtIndexToBrowser(browser(), 0, url, content::PAGE_TRANSITION_LINK);
   int window_id = ExtensionTabUtil::GetWindowId(browser());
 
   // Get tabs in the 'current' window called from non-focused browser.
   scoped_refptr<QueryTabsFunction> function = new QueryTabsFunction();
+  function->set_extension(utils::CreateEmptyExtension().get());
   scoped_ptr<base::ListValue> result(utils::ToList(
       utils::RunFunctionAndReturnSingleResult(function.get(),
                                               "[{\"currentWindow\":true}]",
                                               browser())));
 
   ListValue* result_tabs = result.get();
   // We should have one initial tab and one added tab.
   EXPECT_EQ(2u, result_tabs->GetSize());
   for (size_t i = 0; i < result_tabs->GetSize(); ++i) {
     DictionaryValue* result_tab = NULL;
     EXPECT_TRUE(result_tabs->GetDictionary(i, &result_tab));
     EXPECT_EQ(window_id, utils::GetInteger(result_tab, keys::kWindowIdKey));
   }
 
   // Get tabs NOT in the 'current' window called from non-focused browser.
   function = new QueryTabsFunction();
+  function->set_extension(utils::CreateEmptyExtension().get());
   result.reset(utils::ToList(
       utils::RunFunctionAndReturnSingleResult(function.get(),
                                               "[{\"currentWindow\":false}]",
                                               browser())));
 
   result_tabs = result.get();
   // We should have one tab for each extra window.
   EXPECT_EQ(kExtraWindows, result_tabs->GetSize());
   for (size_t i = 0; i < kExtraWindows; ++i) {
     DictionaryValue* result_tab = NULL;
@@ skipping 61 matching lines @@
 IN_PROC_BROWSER_TEST_F(ExtensionTabsTest, DontCreateTabInClosingPopupWindow) {
   // Test creates new popup window, closes it right away and then tries to open
   // a new tab in it. Tab should not be opened in the popup window, but in a
   // tabbed browser window.
   Browser* popup_browser = new Browser(
       Browser::CreateParams(Browser::TYPE_POPUP, browser()->profile()));
   int window_id = ExtensionTabUtil::GetWindowId(popup_browser);
   chrome::CloseWindow(popup_browser);
 
   scoped_refptr<CreateTabFunction> create_tab_function(new CreateTabFunction());
+  create_tab_function->set_extension(utils::CreateEmptyExtension().get());
   // Without a callback the function will not generate a result.
   create_tab_function->set_has_callback(true);
 
   static const char kNewBlankTabArgs[] =
       "[{\"url\": \"about:blank\", \"windowId\": %u}]";
 
   scoped_ptr<base::DictionaryValue> result(utils::ToDictionary(
       utils::RunFunctionAndReturnSingleResult(
           create_tab_function.get(),
           base::StringPrintf(kNewBlankTabArgs, window_id),
@@ skipping 38 matching lines @@
   static const char kArgsMaximizedWithBounds[] =
       "[%u, {\"state\": \"maximized\", \"width\": 500}]";
   function = new UpdateWindowFunction();
   EXPECT_TRUE(MatchPattern(
       utils::RunFunctionAndReturnError(
           function.get(),
           base::StringPrintf(kArgsMaximizedWithBounds, window_id),
           browser()),
       keys::kInvalidWindowStateError));
 }