src/content/renderer/media/webrtc/video_destination_handler_unittest.cc

   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 #include <string>
   6
   7 #include "base/message_loop/message_loop.h"
   8 #include "base/run_loop.h"
   9 #include "base/strings/utf_string_conversions.h"
  10 #include "content/child/child_process.h"
  11 #include "content/renderer/media/media_stream.h"
  12 #include "content/renderer/media/media_stream_video_track.h"
  13 #include "content/renderer/media/mock_media_stream_registry.h"
  14 #include "content/renderer/media/mock_media_stream_video_sink.h"
  15 #include "content/renderer/media/webrtc/video_destination_handler.h"
  16 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
  17 #include "content/renderer/pepper/ppb_image_data_impl.h"
  18 #include "content/test/ppapi_unittest.h"
  19 #include "testing/gmock/include/gmock/gmock.h"
  20 #include "testing/gtest/include/gtest/gtest.h"
  21 #include "third_party/WebKit/public/platform/WebMediaStreamTrack.h"
  22 #include "third_party/WebKit/public/platform/WebString.h"
  23
  24 using ::testing::_;
  25
  26 namespace content {
  27
  28 ACTION_P(RunClosure, closure) {
  29   closure.Run();
  30 }
  31
  32 static const std::string kTestStreamUrl = "stream_url";
  33 static const std::string kUnknownStreamUrl = "unknown_stream_url";
  34
  35 class VideoDestinationHandlerTest : public PpapiUnittest {
  36  public:
  37   VideoDestinationHandlerTest()
  38      : child_process_(new ChildProcess()),
  39        registry_(new MockMediaStreamRegistry()) {
  40     registry_->Init(kTestStreamUrl);
  41   }
  42
  43   virtual void TearDown() {
  44     registry_.reset();
  45     PpapiUnittest::TearDown();
  46   }
  47
  48   base::MessageLoop* io_message_loop() const {
  49     return child_process_->io_message_loop();
  50   }
  51
  52  protected:
  53   scoped_ptr<ChildProcess> child_process_;
  54   scoped_ptr<MockMediaStreamRegistry> registry_;
  55 };
  56
  57 TEST_F(VideoDestinationHandlerTest, Open) {
  58   FrameWriterInterface* frame_writer = NULL;
  59   // Unknow url will return false.
  60   EXPECT_FALSE(VideoDestinationHandler::Open(registry_.get(),
  61                                              kUnknownStreamUrl, &frame_writer));
  62   EXPECT_TRUE(VideoDestinationHandler::Open(registry_.get(),
  63                                             kTestStreamUrl, &frame_writer));
  64   // The |frame_writer| is a proxy and is owned by whoever call Open.
  65   delete frame_writer;
  66 }
  67
  68 TEST_F(VideoDestinationHandlerTest, PutFrame) {
  69   FrameWriterInterface* frame_writer = NULL;
  70   EXPECT_TRUE(VideoDestinationHandler::Open(registry_.get(),
  71                                             kTestStreamUrl, &frame_writer));
  72   ASSERT_TRUE(frame_writer);
  73
  74   // Verify the video track has been added.
  75   const blink::WebMediaStream test_stream = registry_->test_stream();
  76   blink::WebVector<blink::WebMediaStreamTrack> video_tracks;
  77   test_stream.videoTracks(video_tracks);
  78   ASSERT_EQ(1u, video_tracks.size());
  79
  80   // Verify the native video track has been added.
  81   MediaStreamVideoTrack* native_track =
  82       MediaStreamVideoTrack::GetVideoTrack(video_tracks[0]);
  83   ASSERT_TRUE(native_track != NULL);
  84
  85   MockMediaStreamVideoSink sink;
  86   native_track->AddSink(&sink, sink.GetDeliverFrameCB());
  87    scoped_refptr<PPB_ImageData_Impl> image(
  88       new PPB_ImageData_Impl(instance()->pp_instance(),
  89                              PPB_ImageData_Impl::ForTest()));
  90   image->Init(PP_IMAGEDATAFORMAT_BGRA_PREMUL, 640, 360, true);
  91   {
  92     base::RunLoop run_loop;
  93     base::Closure quit_closure = run_loop.QuitClosure();
  94
  95     EXPECT_CALL(sink, OnVideoFrame()).WillOnce(
  96         RunClosure(quit_closure));
  97     frame_writer->PutFrame(image, 10);
  98     run_loop.Run();
  99   }
 100   // TODO(perkj): Verify that the track output I420 when
 101   // https://codereview.chromium.org/213423006/ is landed.
 102   EXPECT_EQ(1, sink.number_of_frames());
 103   native_track->RemoveSink(&sink);
 104
 105   // The |frame_writer| is a proxy and is owned by whoever call Open.
 106   delete frame_writer;
 107 }
 108
 109 }  // namespace content