[Media Router] Add MediaSink subtypes

chrome/browser/media/router/mojo/media_router_struct_traits_unittest.cc

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/media/router/mojo/media_router_struct_traits.h"
+
+#include "base/message_loop/message_loop.h"
+#include "chrome/browser/media/router/mojo/media_router.mojom.h"
+#include "chrome/browser/media/router/mojo/media_router_traits_test_service.mojom.h"
+#include "chrome/browser/media/router/typed_media_sink.h"
+#include "mojo/public/cpp/bindings/binding_set.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace media_router {
+
+class MediaRouterStructTraitsTest
+    : public testing::Test,
+      public media_router::mojom::MediaRouterTraitsTestService {
+ public:
+  MediaRouterStructTraitsTest() {}
+
+ protected:
+  mojom::MediaRouterTraitsTestServicePtr GetTraitsTestProxy() {
+    return traits_test_bindings_.CreateInterfacePtrAndBind(this);
+  }
+
+ private:
+  // MediaRouterTraitsTestService Impl
+  void EchoMediaSink(const TypedMediaSink& sink,
+                     const EchoMediaSinkCallback& callback) override {
+    callback.Run(sink);
+  }
+
+  base::MessageLoop loop_;
+  mojo::BindingSet<MediaRouterTraitsTestService> traits_test_bindings_;
+
+  DISALLOW_COPY_AND_ASSIGN(MediaRouterStructTraitsTest);
+};
+
+TEST_F(MediaRouterStructTraitsTest, DialMediaSink) {
+  MediaSink::Id sink_id("sinkId123");
+  std::string sink_name("The sink");
+  MediaSink::IconType icon_type(MediaSink::IconType::CAST);
+  std::string ip_address("192.168.1.2");
+  GURL app_url("https://example.com");
+
+  TypedMediaSink dial_sink(sink_id, sink_name, icon_type);
+  DialSinkExtraData extra_data;
+  extra_data.app_url = app_url;
+
+  dial_sink.set_dial_sink_extra_data(extra_data);
+  dial_sink.set_ip_address(ip_address);
+
+  mojom::MediaRouterTraitsTestServicePtr proxy = GetTraitsTestProxy();
+  TypedMediaSink output;
+  proxy->EchoMediaSink(dial_sink, &output);
+
+  EXPECT_EQ(sink_id, output.sink().id());
+  EXPECT_EQ(sink_name, output.sink().name());
+  EXPECT_EQ(icon_type, output.sink().icon_type());
+  EXPECT_EQ(ip_address, output.ip_address());
+
+  auto* dial_sink_extra_data = output.dial_sink_extra_data();
+  EXPECT_TRUE(dial_sink_extra_data);
+  EXPECT_EQ(app_url, dial_sink_extra_data->app_url);
+  auto* cast_sink_extra_data = output.cast_sink_extra_data();
+  EXPECT_FALSE(cast_sink_extra_data);
+}
+
+TEST_F(MediaRouterStructTraitsTest, CastMediaSink) {
+  MediaSink::Id sink_id("sinkId123");
+  std::string sink_name("The sink");
+  MediaSink::IconType icon_type(MediaSink::IconType::CAST);
+  std::string ip_address("192.168.1.2");
+  GURL app_url("https://example.com");
+
+  TypedMediaSink cast_sink(sink_id, sink_name, icon_type);
+  CastSinkExtraData extra_data;
+  extra_data.capabilities = 2;
+  extra_data.cast_channel_id = 3;
+
+  cast_sink.set_cast_sink_extra_data(extra_data);
+  cast_sink.set_ip_address(ip_address);
+
+  mojom::MediaRouterTraitsTestServicePtr proxy = GetTraitsTestProxy();
+  TypedMediaSink output;
+  proxy->EchoMediaSink(cast_sink, &output);
+
+  EXPECT_EQ(sink_id, output.sink().id());
+  EXPECT_EQ(sink_name, output.sink().name());
+  EXPECT_EQ(icon_type, output.sink().icon_type());
+  EXPECT_EQ(ip_address, output.ip_address());
+
+  auto* cast_sink_extra_data = output.cast_sink_extra_data();
+  EXPECT_TRUE(cast_sink_extra_data);
+  EXPECT_EQ(2, cast_sink_extra_data->capabilities);
+  EXPECT_EQ(3, cast_sink_extra_data->cast_channel_id);
+  auto* dial_sink_extra_data = output.dial_sink_extra_data();
+  EXPECT_FALSE(dial_sink_extra_data);
+}
+
+}  // namespace media_router