chrome/browser/extensions/test_extension_prefs.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_TEST_EXTENSION_PREFS_H_
   6 #define CHROME_BROWSER_EXTENSIONS_TEST_EXTENSION_PREFS_H_
   7
   8 #include <string>
   9
  10 #include "base/files/scoped_temp_dir.h"
  11 #include "base/memory/ref_counted.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "extensions/common/manifest.h"
  14
  15 class ExtensionPrefValueMap;
  16 class PrefService;
  17 class PrefServiceSyncable;
  18
  19 namespace base {
  20 class DictionaryValue;
  21 class SequencedTaskRunner;
  22 }
  23
  24 namespace user_prefs {
  25 class PrefRegistrySyncable;
  26 }
  27
  28 namespace extensions {
  29 class Extension;
  30 class ExtensionPrefs;
  31
  32 // This is a test class intended to make it easier to work with ExtensionPrefs
  33 // in tests.
  34 class TestExtensionPrefs {
  35  public:
  36   explicit TestExtensionPrefs(base::SequencedTaskRunner* task_runner);
  37   virtual ~TestExtensionPrefs();
  38
  39   ExtensionPrefs* prefs() { return prefs_.get(); }
  40   const ExtensionPrefs& const_prefs() const {
  41       return *prefs_.get();
  42   }
  43   PrefService* pref_service();
  44   const scoped_refptr<user_prefs::PrefRegistrySyncable>& pref_registry();
  45   void ResetPrefRegistry();
  46   const base::FilePath& temp_dir() const { return temp_dir_.path(); }
  47   const base::FilePath& extensions_dir() const { return extensions_dir_; }
  48   ExtensionPrefValueMap* extension_pref_value_map() {
  49     return extension_pref_value_map_.get();
  50   }
  51
  52   // This will cause the ExtensionPrefs to be deleted and recreated, based on
  53   // any existing backing file we had previously created.
  54   void RecreateExtensionPrefs();
  55
  56   // Creates a new Extension with the given name in our temp dir, adds it to
  57   // our ExtensionPrefs, and returns it.
  58   scoped_refptr<Extension> AddExtension(const std::string& name);
  59
  60   // As above, but the extension is an app.
  61   scoped_refptr<Extension> AddApp(const std::string& name);
  62
  63   // Similar to AddExtension, but takes a dictionary with manifest values.
  64   scoped_refptr<Extension> AddExtensionWithManifest(
  65       const base::DictionaryValue& manifest,
  66       Manifest::Location location);
  67
  68   // Similar to AddExtension, but takes a dictionary with manifest values
  69   // and extension flags.
  70   scoped_refptr<Extension> AddExtensionWithManifestAndFlags(
  71       const base::DictionaryValue& manifest,
  72       Manifest::Location location,
  73       int extra_flags);
  74
  75   // Similar to AddExtension, this adds a new test Extension. This is useful for
  76   // cases when you don't need the Extension object, but just the id it was
  77   // assigned.
  78   std::string AddExtensionAndReturnId(const std::string& name);
  79
  80   PrefService* CreateIncognitoPrefService() const;
  81
  82   // Allows disabling the loading of preferences of extensions. Becomes
  83   // active after calling RecreateExtensionPrefs(). Defaults to false.
  84   void set_extensions_disabled(bool extensions_disabled);
  85
  86  protected:
  87   base::ScopedTempDir temp_dir_;
  88   base::FilePath preferences_file_;
  89   base::FilePath extensions_dir_;
  90   scoped_refptr<user_prefs::PrefRegistrySyncable> pref_registry_;
  91   scoped_ptr<PrefServiceSyncable> pref_service_;
  92   scoped_ptr<ExtensionPrefs> prefs_;
  93   scoped_ptr<ExtensionPrefValueMap> extension_pref_value_map_;
  94   const scoped_refptr<base::SequencedTaskRunner> task_runner_;
  95
  96  private:
  97   bool extensions_disabled_;
  98   DISALLOW_COPY_AND_ASSIGN(TestExtensionPrefs);
  99 };
 100
 101 }  // namespace extensions
 102
 103 #endif  // CHROME_BROWSER_EXTENSIONS_TEST_EXTENSION_PREFS_H_