[Media Router] Add ProvideSinks() Mojo API

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

Index: chrome/browser/media/router/mojo/media_router_mojo_impl_unittest.cc
diff --git a/chrome/browser/media/router/mojo/media_router_mojo_impl_unittest.cc b/chrome/browser/media/router/mojo/media_router_mojo_impl_unittest.cc
index 1cb5c080ee98ee285406f0328f5f33810225f8e2..633e7635a4c5ac5f59aef3f9b80d57a6902436e3 100644
--- a/chrome/browser/media/router/mojo/media_router_mojo_impl_unittest.cc
+++ b/chrome/browser/media/router/mojo/media_router_mojo_impl_unittest.cc
@@ -1145,6 +1145,43 @@ TEST_F(MediaRouterMojoImplTest, SearchSinks) {
   run_loop.RunUntilIdle();
 }
 
+TEST_F(MediaRouterMojoImplTest, ProvideSinks) {
+  MediaRouter::MediaSinkList sinks;
+  MediaSink sink(kSinkId, kSinkName, MediaSink::IconType::CAST);
+  CastSinkExtraData extra_data;
+  extra_data.capabilities = 2;
+  extra_data.cast_channel_id = 3;
+  MediaSinkInternal expected_sink(sink, extra_data);
+  sinks.push_back(expected_sink);
+  std::string provider_name = "cast";
+
+  EXPECT_CALL(mock_media_route_provider_, ProvideSinks(_, _))
+      .WillOnce(Invoke([&](const std::string& actual_provider_name,
+                           const MediaRouter::MediaSinkList& actual_sinks) {

[mark a. foltz, 2017/03/01 06:31:43]

Does MediaSink implement == and a copy constructor?  Then it looks like you
should just be able to write ProvideSinks("cast", sinks).

[zhaobin, 2017/03/02 20:24:04]

Done.

+        EXPECT_EQ(provider_name, actual_provider_name);
+        EXPECT_EQ(size_t(1), actual_sinks.size());
+
+        MediaSinkInternal actual_sink(actual_sinks[0]);
+        EXPECT_EQ(kSinkId, actual_sink.sink().id());
+        EXPECT_EQ(kSinkName, actual_sink.sink().name());
+        EXPECT_EQ(MediaSink::IconType::CAST, actual_sink.sink().icon_type());
+        EXPECT_FALSE(actual_sink.sink().description());
+        EXPECT_FALSE(actual_sink.sink().domain());
+
+        EXPECT_TRUE(actual_sink.is_cast_sink());
+        EXPECT_FALSE(actual_sink.cast_data().model_name);
+        EXPECT_EQ(extra_data.capabilities,
+                  actual_sink.cast_data().capabilities);
+        EXPECT_EQ(extra_data.cast_channel_id,
+                  actual_sink.cast_data().cast_channel_id);
+      }));
+
+  router()->ProvideSinks(provider_name, sinks);
+
+  base::RunLoop run_loop;
+  run_loop.RunUntilIdle();
+}
+
 class MediaRouterMojoExtensionTest : public ::testing::Test {
  public:
   MediaRouterMojoExtensionTest() : process_manager_(nullptr) {}