chromeos/dbus/fake_nfc_record_client.h

   1 // Copyright 2013 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 CHROMEOS_DBUS_FAKE_NFC_RECORD_CLIENT_H_
   6 #define CHROMEOS_DBUS_FAKE_NFC_RECORD_CLIENT_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/observer_list.h"
  10 #include "base/values.h"
  11 #include "chromeos/chromeos_export.h"
  12 #include "chromeos/dbus/nfc_record_client.h"
  13 #include "dbus/object_path.h"
  14
  15 namespace chromeos {
  16
  17 // FakeNfcRecordClient simulates the behavior of the NFC record objects and is
  18 // used both in test cases in place of a mock and on the Linux desktop.
  19 class CHROMEOS_EXPORT FakeNfcRecordClient : public NfcRecordClient {
  20  public:
  21   // Paths of the records exposed.
  22   static const char kDeviceSmartPosterRecordPath[];
  23   static const char kDeviceTextRecordPath[];
  24   static const char kDeviceUriRecordPath[];
  25   static const char kTagRecordPath[];
  26
  27   // Properties structure that provides fake behavior for D-Bus calls.
  28   struct Properties : public NfcRecordClient::Properties {
  29     explicit Properties(const PropertyChangedCallback& callback);
  30     virtual ~Properties();
  31
  32     // dbus::PropertySet overrides.
  33     virtual void Get(dbus::PropertyBase* property,
  34                      dbus::PropertySet::GetCallback callback) OVERRIDE;
  35     virtual void GetAll() OVERRIDE;
  36     virtual void Set(dbus::PropertyBase* property,
  37                      dbus::PropertySet::SetCallback callback) OVERRIDE;
  38   };
  39
  40   FakeNfcRecordClient();
  41   virtual ~FakeNfcRecordClient();
  42
  43   // NfcTagClient overrides.
  44   virtual void Init(dbus::Bus* bus) OVERRIDE;
  45   virtual void AddObserver(Observer* observer) OVERRIDE;
  46   virtual void RemoveObserver(Observer* observer) OVERRIDE;
  47   virtual std::vector<dbus::ObjectPath> GetRecordsForDevice(
  48       const dbus::ObjectPath& device_path) OVERRIDE;
  49   virtual std::vector<dbus::ObjectPath> GetRecordsForTag(
  50       const dbus::ObjectPath& tag_path) OVERRIDE;
  51   virtual Properties* GetProperties(
  52       const dbus::ObjectPath& object_path) OVERRIDE;
  53
  54   // Adds or removes the fake record objects and notifies the observers.
  55   void SetDeviceRecordsVisible(bool visible);
  56   void SetTagRecordsVisible(bool visible);
  57
  58   // Modifies the contents of the tag record. |attributes| should be the
  59   // same as the argument to NfcTagClient::Write. Each field will be directly
  60   // assigned to the underlying record based on the type property, with
  61   // no validity checking. Invalid tag content can be passed here to test
  62   // the case where the remote application returns an incorrectly formatted
  63   // record.
  64   bool WriteTagRecord(const base::DictionaryValue& attributes);
  65
  66  private:
  67   // Property changed callback passed when we create Properties* structures.
  68   void OnPropertyChanged(const dbus::ObjectPath& object_path,
  69                          const std::string& property_name);
  70
  71   // Called by Properties* structures when GetAll is called.
  72   void OnPropertiesReceived(const dbus::ObjectPath& object_path);
  73
  74   // If true, the records are currently visible.
  75   bool device_records_visible_;
  76   bool tag_records_visible_;
  77
  78   // List of observers interested in event notifications from us.
  79   ObserverList<Observer> observers_;
  80
  81   // Fake properties that are returned for the fake records.
  82   scoped_ptr<Properties> device_smart_poster_record_properties_;
  83   scoped_ptr<Properties> device_text_record_properties_;
  84   scoped_ptr<Properties> device_uri_record_properties_;
  85   scoped_ptr<Properties> tag_record_properties_;
  86
  87   DISALLOW_COPY_AND_ASSIGN(FakeNfcRecordClient);
  88 };
  89
  90 }  // namespace chromeos
  91
  92 #endif  // CHROMEOS_DBUS_FAKE_NFC_RECORD_CLIENT_H_