extensions/browser/mock_extension_system.h

   1 // Copyright 2014 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 EXTENSIONS_BROWSER_MOCK_EXTENSION_SYSTEM_H_
   6 #define EXTENSIONS_BROWSER_MOCK_EXTENSION_SYSTEM_H_
   7
   8 #include "components/keyed_service/content/browser_context_dependency_manager.h"
   9 #include "extensions/browser/extension_registry_factory.h"
  10 #include "extensions/browser/extension_system.h"
  11 #include "extensions/browser/extension_system_provider.h"
  12 #include "extensions/common/one_shot_event.h"
  13
  14 namespace extensions {
  15
  16 // An empty ExtensionSystem for testing. Tests that need only specific
  17 // parts of ExtensionSystem should derive from this class and override
  18 // functions as needed. To use this, use
  19 // TestExtensionsBrowserClient::set_extension_system_factory
  20 // with the MockExtensionSystemFactory below.
  21 class MockExtensionSystem : public ExtensionSystem {
  22  public:
  23   explicit MockExtensionSystem(content::BrowserContext* context);
  24   ~MockExtensionSystem() override;
  25
  26   content::BrowserContext* browser_context() { return browser_context_; }
  27
  28   void set_event_router(EventRouter* router) { event_router_ = router; }
  29
  30   // ExtensionSystem overrides:
  31   void InitForRegularProfile(bool extensions_enabled) override;
  32   ExtensionService* extension_service() override;
  33   RuntimeData* runtime_data() override;
  34   ManagementPolicy* management_policy() override;
  35   SharedUserScriptMaster* shared_user_script_master() override;
  36   DeclarativeUserScriptManager* declarative_user_script_manager() override;
  37   StateStore* state_store() override;
  38   StateStore* rules_store() override;
  39   InfoMap* info_map() override;
  40   LazyBackgroundTaskQueue* lazy_background_task_queue() override;
  41   EventRouter* event_router() override;
  42   ErrorConsole* error_console() override;
  43   InstallVerifier* install_verifier() override;
  44   QuotaService* quota_service() override;
  45   const OneShotEvent& ready() const override;
  46   ContentVerifier* content_verifier() override;
  47   scoped_ptr<ExtensionSet> GetDependentExtensions(
  48       const Extension* extension) override;
  49
  50  private:
  51   content::BrowserContext* browser_context_;
  52   OneShotEvent ready_;
  53
  54   // Not owned, defaults to null.
  55   EventRouter* event_router_;
  56
  57   DISALLOW_COPY_AND_ASSIGN(MockExtensionSystem);
  58 };
  59
  60 // A factory to create a MockExtensionSystem. Sample use:
  61 //
  62 // MockExtensionSystemFactory<MockExtensionSystemSubclass> factory;
  63 // TestExtensionsBrowserClient::set_extension_system_factory(factory);
  64 template <typename T>
  65 class MockExtensionSystemFactory : public ExtensionSystemProvider {
  66  public:
  67   MockExtensionSystemFactory()
  68       : ExtensionSystemProvider(
  69             "MockExtensionSystem",
  70             BrowserContextDependencyManager::GetInstance()) {
  71     DependsOn(ExtensionRegistryFactory::GetInstance());
  72   }
  73
  74   virtual ~MockExtensionSystemFactory() {}
  75
  76   // BrowserContextKeyedServiceFactory overrides:
  77   virtual KeyedService* BuildServiceInstanceFor(
  78       content::BrowserContext* context) const override {
  79     return new T(context);
  80   }
  81
  82   // ExtensionSystemProvider overrides:
  83   virtual ExtensionSystem* GetForBrowserContext(
  84       content::BrowserContext* context) override {
  85     return static_cast<ExtensionSystem*>(
  86         GetServiceForBrowserContext(context, true));
  87   }
  88
  89  private:
  90   DISALLOW_COPY_AND_ASSIGN(MockExtensionSystemFactory);
  91 };
  92
  93 }  // namespace extensions
  94
  95 #endif  // EXTENSIONS_BROWSER_MOCK_EXTENSION_SYSTEM_H_