Cache the Windows Parental Controls Platform Answer

chrome/browser/extensions/api/developer_private/developer_private_api_unittest.cc

 // Copyright 2015 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 "base/files/file_util.h"
 #include "chrome/browser/extensions/api/developer_private/developer_private_api.h"
 #include "chrome/browser/extensions/extension_function_test_utils.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_service_test_base.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/extensions/test_extension_dir.h"
 #include "chrome/browser/extensions/unpacked_installer.h"
+#include "chrome/browser/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/host_desktop.h"
 #include "chrome/test/base/test_browser_window.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/test_extension_registry_observer.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_set.h"
 #include "extensions/common/test_util.h"
 
 namespace extensions {
 
 class DeveloperPrivateApiUnitTest : public ExtensionServiceTestBase {
  protected:
   DeveloperPrivateApiUnitTest() {}
   ~DeveloperPrivateApiUnitTest() override {}
 
+  static void SetUpTestCase();
+  static void TearDownTestCase();
+
   // A wrapper around extension_function_test_utils::RunFunction that runs with
   // the associated browser, no flags, and can take stack-allocated arguments.
   bool RunFunction(const scoped_refptr<UIThreadExtensionFunction>& function,
                    const base::ListValue& args);
 
   Browser* browser() { return browser_.get(); }
 
  private:
   // ExtensionServiceTestBase:
   void SetUp() override;
   void TearDown() override;
 
   // The browser (and accompanying window).
   scoped_ptr<TestBrowserWindow> browser_window_;
   scoped_ptr<Browser> browser_;
 
   DISALLOW_COPY_AND_ASSIGN(DeveloperPrivateApiUnitTest);
 };
 
+void DeveloperPrivateApiUnitTest::SetUpTestCase() {
+  ExtensionServiceTestBase::SetUpTestCase();
+  // Creating a browser requires platform parental controls initialization.
+  IncognitoModePrefs::InitializePlatformParentalControls();
+}
+
+void DeveloperPrivateApiUnitTest::TearDownTestCase() {
+  IncognitoModePrefs::UninitializePlatformParentalControls();
+  ExtensionServiceTestBase::TearDownTestCase();
+}
+
 bool DeveloperPrivateApiUnitTest::RunFunction(
     const scoped_refptr<UIThreadExtensionFunction>& function,
     const base::ListValue& args) {
   return extension_function_test_utils::RunFunction(
       function.get(),
       make_scoped_ptr(args.DeepCopy()),
       browser(),
       extension_function_test_utils::NONE);
 }
 
@@ skipping 56 matching lines @@
 
   base::ListValue disable_args;
   disable_args.AppendString(extension_id);
   disable_args.AppendBoolean(false);
   function = new api::DeveloperPrivateAllowIncognitoFunction();
   EXPECT_TRUE(RunFunction(function, disable_args));
   EXPECT_FALSE(util::IsIncognitoEnabled(extension_id, profile()));
 }
 
 }  // namespace extensions