chrome/browser/extensions/extension_prefs_unittest.h

   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 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_PREFS_UNITTEST_H_
   6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_PREFS_UNITTEST_H_
   7
   8 #include "base/message_loop/message_loop.h"
   9 #include "chrome/browser/extensions/test_extension_prefs.h"
  10 #include "content/public/test/test_browser_thread.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12
  13 namespace base {
  14 class Value;
  15 }
  16
  17 namespace user_prefs {
  18 class PrefRegistrySyncable;
  19 }
  20
  21 namespace extensions {
  22 class Extension;
  23
  24 // Base class for extension preference-related unit tests.
  25 class ExtensionPrefsTest : public testing::Test {
  26  public:
  27   ExtensionPrefsTest();
  28   ~ExtensionPrefsTest() override;
  29
  30   // This function will get called once, and is the right place to do operations
  31   // on ExtensionPrefs that write data.
  32   virtual void Initialize() = 0;
  33
  34   // This function will be called twice - once while the original ExtensionPrefs
  35   // object is still alive, and once after recreation. Thus, it tests that
  36   // things don't break after any ExtensionPrefs startup work.
  37   virtual void Verify() = 0;
  38
  39   // This function is called to Register preference default values.
  40   virtual void RegisterPreferences(user_prefs::PrefRegistrySyncable* registry);
  41
  42   void SetUp() override;
  43
  44   void TearDown() override;
  45
  46  protected:
  47   ExtensionPrefs* prefs() { return prefs_.prefs(); }
  48
  49   base::MessageLoop message_loop_;
  50   content::TestBrowserThread ui_thread_;
  51
  52   TestExtensionPrefs prefs_;
  53
  54  private:
  55   DISALLOW_COPY_AND_ASSIGN(ExtensionPrefsTest);
  56 };
  57
  58
  59 class PrefsPrepopulatedTestBase : public ExtensionPrefsTest {
  60  public:
  61   static const size_t kNumInstalledExtensions = 4;
  62
  63   PrefsPrepopulatedTestBase();
  64   ~PrefsPrepopulatedTestBase() override;
  65
  66   Extension* extension1() { return extension1_.get(); }
  67   Extension* extension2() { return extension2_.get(); }
  68   Extension* extension3() { return extension3_.get(); }
  69   Extension* extension4() { return extension4_.get(); }
  70
  71  protected:
  72   bool installed_[kNumInstalledExtensions];
  73
  74   scoped_refptr<Extension> extension1_;
  75   scoped_refptr<Extension> extension2_;
  76   scoped_refptr<Extension> extension3_;
  77   scoped_refptr<Extension> extension4_;
  78
  79  private:
  80   DISALLOW_COPY_AND_ASSIGN(PrefsPrepopulatedTestBase);
  81 };
  82
  83 }  // namespace extensions
  84
  85 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_PREFS_UNITTEST_H_