chromeos/dbus/fake_cros_disks_client.h

   1 // Copyright (c) 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_CROS_DISKS_CLIENT_H_
   6 #define CHROMEOS_DBUS_FAKE_CROS_DISKS_CLIENT_H_
   7
   8 #include <set>
   9 #include <string>
  10
  11 #include "base/callback.h"
  12 #include "base/files/file_path.h"
  13 #include "chromeos/dbus/cros_disks_client.h"
  14
  15 namespace chromeos {
  16
  17 // A fake implementation of CrosDiskeClient. This class provides a fake behavior
  18 // and the user of this class can raise a fake mouse events.
  19 class CHROMEOS_EXPORT FakeCrosDisksClient : public CrosDisksClient {
  20  public:
  21   FakeCrosDisksClient();
  22   virtual ~FakeCrosDisksClient();
  23
  24   // CrosDisksClient overrides
  25   virtual void Init(dbus::Bus* bus) override;
  26
  27   // Performs fake mounting for archive files. Instead of actually extracting
  28   // contents of archive files, this function creates a directory that
  29   // contains a dummy file.
  30   virtual void Mount(const std::string& source_path,
  31                      const std::string& source_format,
  32                      const std::string& mount_label,
  33                      const base::Closure& callback,
  34                      const base::Closure& error_callback) override;
  35   // Deletes the directory created in Mount().
  36   virtual void Unmount(const std::string& device_path,
  37                        UnmountOptions options,
  38                        const base::Closure& callback,
  39                        const base::Closure& error_callback) override;
  40   virtual void EnumerateAutoMountableDevices(
  41       const EnumerateAutoMountableDevicesCallback& callback,
  42       const base::Closure& error_callback) override;
  43   virtual void EnumerateMountEntries(
  44       const EnumerateMountEntriesCallback& callback,
  45       const base::Closure& error_callback) override;
  46   virtual void Format(const std::string& device_path,
  47                       const std::string& filesystem,
  48                       const base::Closure& callback,
  49                       const base::Closure& error_callback) override;
  50   virtual void GetDeviceProperties(
  51       const std::string& device_path,
  52       const GetDevicePropertiesCallback& callback,
  53       const base::Closure& error_callback) override;
  54   virtual void SetMountEventHandler(
  55       const MountEventHandler& mount_event_handler) override;
  56   virtual void SetMountCompletedHandler(
  57       const MountCompletedHandler& mount_completed_handler) override;
  58   virtual void SetFormatCompletedHandler(
  59       const FormatCompletedHandler& format_completed_handler) override;
  60
  61   // Used in tests to simulate signals sent by cros disks layer.
  62   // Invokes handlers set in |SetMountEventHandler|, |SetMountCompletedHandler|,
  63   // and |SetFormatCompletedHandler|.
  64   bool SendMountEvent(MountEventType event, const std::string& path);
  65   bool SendMountCompletedEvent(MountError error_code,
  66                                const std::string& source_path,
  67                                MountType mount_type,
  68                                const std::string& mount_path);
  69   bool SendFormatCompletedEvent(FormatError error_code,
  70                                 const std::string& device_path);
  71
  72   // Returns how many times Unmount() was called.
  73   int unmount_call_count() const {
  74     return unmount_call_count_;
  75   }
  76
  77   // Returns the |device_path| parameter from the last invocation of Unmount().
  78   const std::string& last_unmount_device_path() const {
  79     return last_unmount_device_path_;
  80   }
  81
  82   // Returns the |options| parameter from the last invocation of Unmount().
  83   UnmountOptions last_unmount_options() const {
  84     return last_unmount_options_;
  85   }
  86
  87   // Makes the subsequent Unmount() calls fail. Unmount() succeeds by default.
  88   void MakeUnmountFail() {
  89     unmount_success_ = false;
  90   }
  91
  92   // Sets a listener callbackif the following Unmount() call is success or not.
  93   // Unmount() calls the corresponding callback given as a parameter.
  94   void set_unmount_listener(base::Closure listener) {
  95     unmount_listener_ = listener;
  96   }
  97
  98   // Returns how many times Format() was called.
  99   int format_call_count() const {
 100     return format_call_count_;
 101   }
 102
 103   // Returns the |device_path| parameter from the last invocation of Format().
 104   const std::string& last_format_device_path() const {
 105     return last_format_device_path_;
 106   }
 107
 108   // Returns the |filesystem| parameter from the last invocation of Format().
 109   const std::string& last_format_filesystem() const {
 110     return last_format_filesystem_;
 111   }
 112
 113   // Makes the subsequent Format() calls fail. Format() succeeds by default.
 114   void MakeFormatFail() {
 115     format_success_ = false;
 116   }
 117
 118  private:
 119   MountEventHandler mount_event_handler_;
 120   MountCompletedHandler mount_completed_handler_;
 121   FormatCompletedHandler format_completed_handler_;
 122
 123   int unmount_call_count_;
 124   std::string last_unmount_device_path_;
 125   UnmountOptions last_unmount_options_;
 126   bool unmount_success_;
 127   base::Closure unmount_listener_;
 128   int format_call_count_;
 129   std::string last_format_device_path_;
 130   std::string last_format_filesystem_;
 131   bool format_success_;
 132   std::set<base::FilePath> mounted_paths_;
 133 };
 134
 135 }  // namespace chromeos
 136
 137 #endif  // CHROMEOS_DBUS_FAKE_CROS_DISKS_CLIENT_H_