nfc: Implement NfcAdapterChromeOS.

Added the basic implementation of NfcAdapterChromeOS, with no tag/peer logic.

BUG=316471
TEST=device_unittests

Review URL: https://codereview.chromium.org/100393011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@239388 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 28 insertions, 3 deletions

diff --git a/chromeos/dbus/fake_nfc_adapter_client.h b/chromeos/dbus/fake_nfc_adapter_client.h
index 7c23fc3..268b506 100644
--- a/chromeos/dbus/fake_nfc_adapter_client.h
+++ b/chromeos/dbus/fake_nfc_adapter_client.h
@@ -5,6 +5,10 @@
 #ifndef CHROMEOS_DBUS_FAKE_NFC_ADAPTER_CLIENT_H_
 #define CHROMEOS_DBUS_FAKE_NFC_ADAPTER_CLIENT_H_
 
+#include <string>
+
+#include "base/memory/scoped_ptr.h"
+#include "base/observer_list.h"
 #include "chromeos/chromeos_export.h"
 #include "chromeos/dbus/nfc_adapter_client.h"
 #include "chromeos/dbus/nfc_client_helpers.h"
@@ -13,9 +17,6 @@ namespace chromeos {
 
 // FakeNfcAdapterClient simulates the behavior of the NFC adapter objects
 // and is used both in test cases in place of a mock and on the Linux desktop.
-// TODO(armansito): For now, this doesn't do anything. Implement fake
-// behavior in conjunction with unit tests while implementing the src/device
-// layer.
 class CHROMEOS_EXPORT FakeNfcAdapterClient : public NfcAdapterClient {
  public:
   struct Properties : public NfcAdapterClient::Properties {
@@ -37,6 +38,7 @@ class CHROMEOS_EXPORT FakeNfcAdapterClient : public NfcAdapterClient {
   virtual void Init(dbus::Bus* bus) OVERRIDE;
   virtual void AddObserver(Observer* observer) OVERRIDE;
   virtual void RemoveObserver(Observer* observer) OVERRIDE;
+  virtual std::vector<dbus::ObjectPath> GetAdapters() OVERRIDE;
   virtual Properties* GetProperties(
       const dbus::ObjectPath& object_path) OVERRIDE;
   virtual void StartPollLoop(
@@ -49,7 +51,30 @@ class CHROMEOS_EXPORT FakeNfcAdapterClient : public NfcAdapterClient {
       const base::Closure& callback,
       const nfc_client_helpers::ErrorCallback& error_callback) OVERRIDE;
 
+  // Sets the adapter as |present|.
+  void SetAdapterPresent(bool present);
+  void SetSecondAdapterPresent(bool present);
+
+  // The object paths for the adapters that are being emulated.
+  static const char kAdapterPath0[];
+  static const char kAdapterPath1[];
+
  private:
+  // Property changed callback passed when we create Properties* structures.
+  void OnPropertyChanged(const dbus::ObjectPath& object_path,
+                         const std::string& property_name);
+
+  // List of observers interested in event notifications from us.
+  ObserverList<Observer> observers_;
+
+  // Fake properties that are returned for the emulated adapters.
+  scoped_ptr<Properties> properties_;
+  scoped_ptr<Properties> second_properties_;
+
+  // Whether the adapter and second adapter is present or not.
+  bool present_;
+  bool second_present_;
+
   DISALLOW_COPY_AND_ASSIGN(FakeNfcAdapterClient);
 };