device/bluetooth:Implement BluetoothMediaEndpointServiceProvider delegate and media-related overrid…

chromeos/dbus/fake_bluetooth_media_transport_client.cc

Index: chromeos/dbus/fake_bluetooth_media_transport_client.cc
diff --git a/chromeos/dbus/fake_bluetooth_media_transport_client.cc b/chromeos/dbus/fake_bluetooth_media_transport_client.cc
index 1a48abbfb78d9dc5da3c6b61ba3c1cb527a562b9..c95d523904ccbbbcef7eef6b49a75c6018356a15 100644
--- a/chromeos/dbus/fake_bluetooth_media_transport_client.cc
+++ b/chromeos/dbus/fake_bluetooth_media_transport_client.cc
@@ -4,6 +4,13 @@
 
 #include "chromeos/dbus/fake_bluetooth_media_transport_client.h"
 
+#include "base/bind.h"
+#include "chromeos/dbus/bluetooth_media_client.h"
+#include "chromeos/dbus/dbus_thread_manager.h"
+#include "chromeos/dbus/fake_bluetooth_media_client.h"
+
+using dbus::ObjectPath;
+
 namespace {
 
 // TODO(mcchou): Remove this constants once it is in cros_system_api.
@@ -14,6 +21,20 @@ const char kNotImplemented[] = "org.bluez.NotImplemented";
 
 namespace chromeos {
 
+// static
+const char FakeBluetoothMediaTransportClient::kTransportPath[] =
+    "/fake/hci0/dev_00_00_00_00_00_00/fd0";
+
+// static
+const char FakeBluetoothMediaTransportClient::kTransportDevicePath[] =
+    "/fake/hci0/dev_00_00_00_00_00_00";
+const uint8_t FakeBluetoothMediaTransportClient::kTransportCodec = 0x00;
+const std::vector<uint8_t>
+    FakeBluetoothMediaTransportClient::kTransportConfiguration = {
+        0x21, 0x15, 0x33, 0x2C};
+const uint16_t FakeBluetoothMediaTransportClient::kTransportDelay = 5;
+const uint16_t FakeBluetoothMediaTransportClient::kTransportVolume = 10;
+
 FakeBluetoothMediaTransportClient::Properties::Properties(
     const PropertyChangedCallback& callback)
     : BluetoothMediaTransportClient::Properties(
@@ -45,7 +66,23 @@ void FakeBluetoothMediaTransportClient::Properties::Set(
   callback.Run(false);
 }
 
-FakeBluetoothMediaTransportClient::FakeBluetoothMediaTransportClient() {
+FakeBluetoothMediaTransportClient::FakeBluetoothMediaTransportClient()
+    : object_path_(ObjectPath(kTransportPath)) {
+  // TODO(mcchou): Multiple endpoints are sharing one property set for now.
+  // Add property sets accordingly to separate the
+  // MediaTransportPropertiesChanged events for different endpoints.
+
+  // Sets fake property set with default values.
+  properties_.reset(new Properties(
+      base::Bind(&FakeBluetoothMediaTransportClient::OnPropertyChanged,
+                 base::Unretained(this))));
+  properties_->device.ReplaceValue(ObjectPath(kTransportDevicePath));
+  properties_->uuid.ReplaceValue(BluetoothMediaClient::kBluetoothAudioSinkUUID);
+  properties_->codec.ReplaceValue(kTransportCodec);
+  properties_->configuration.ReplaceValue(kTransportConfiguration);
+  properties_->state.ReplaceValue(BluetoothMediaTransportClient::kStateIdle);
+  properties_->delay.ReplaceValue(kTransportDelay);
+  properties_->volume.ReplaceValue(kTransportVolume);
 }
 
 FakeBluetoothMediaTransportClient::~FakeBluetoothMediaTransportClient() {
@@ -69,29 +106,51 @@ void FakeBluetoothMediaTransportClient::RemoveObserver(
 
 FakeBluetoothMediaTransportClient::Properties*
     FakeBluetoothMediaTransportClient::GetProperties(
-    const dbus::ObjectPath& object_path) {
+        const ObjectPath& object_path) {
   return nullptr;
 }
 
 void FakeBluetoothMediaTransportClient::Acquire(
-    const dbus::ObjectPath& object_path,
+    const ObjectPath& object_path,
     const AcquireCallback& callback,
     const ErrorCallback& error_callback) {
   error_callback.Run(kNotImplemented, "");
 }
 
 void FakeBluetoothMediaTransportClient::TryAcquire(
-    const dbus::ObjectPath& object_path,
+    const ObjectPath& object_path,
     const AcquireCallback& callback,
     const ErrorCallback& error_callback) {
   error_callback.Run(kNotImplemented, "");
 }
 
 void FakeBluetoothMediaTransportClient::Release(
-    const dbus::ObjectPath& object_path,
+    const ObjectPath& object_path,
     const base::Closure& callback,
     const ErrorCallback& error_callback) {
   error_callback.Run(kNotImplemented, "");
 }
 
+void FakeBluetoothMediaTransportClient::SetVisible(
+    const ObjectPath& endpoint_path,
+    bool visible) {
+  if (visible) {
+    endpoints_[endpoint_path] = visible;
+  } else {
+    endpoints_.erase(endpoint_path);
+
+    // TODO(mcchou): Since there is only one transport path, all observers will
+    // be notified. Shades irrelevant observers.
+
+    // Notifies observers about the state change of the transport.
+    FOR_EACH_OBSERVER(BluetoothMediaTransportClient::Observer, observers_,
+                      MediaTransportRemoved(object_path_));
+  }
+}
+
+void FakeBluetoothMediaTransportClient::OnPropertyChanged(
+    const std::string& property_name) {
+  VLOG(1) << "Property " << property_name << " changed";
+}
+
 }  // namespace chromeos