media/cast/logging/simple_event_subscriber_unittest.cc

   1 // Copyright 2014 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 "base/memory/ref_counted.h"
   6 #include "base/memory/scoped_ptr.h"
   7 #include "base/test/simple_test_tick_clock.h"
   8 #include "base/time/tick_clock.h"
   9 #include "media/cast/cast_environment.h"
  10 #include "media/cast/logging/logging_defines.h"
  11 #include "media/cast/logging/simple_event_subscriber.h"
  12 #include "media/cast/test/fake_single_thread_task_runner.h"
  13 #include "testing/gtest/include/gtest/gtest.h"
  14
  15 namespace media {
  16 namespace cast {
  17
  18 class SimpleEventSubscriberTest : public ::testing::Test {
  19  protected:
  20   SimpleEventSubscriberTest()
  21       : testing_clock_(new base::SimpleTestTickClock()),
  22         task_runner_(new test::FakeSingleThreadTaskRunner(testing_clock_)),
  23         cast_environment_(new CastEnvironment(
  24             scoped_ptr<base::TickClock>(testing_clock_).Pass(),
  25             task_runner_,
  26             task_runner_,
  27             task_runner_)) {
  28     cast_environment_->Logging()->AddRawEventSubscriber(&event_subscriber_);
  29   }
  30
  31   virtual ~SimpleEventSubscriberTest() {
  32     cast_environment_->Logging()->RemoveRawEventSubscriber(&event_subscriber_);
  33   }
  34
  35   base::SimpleTestTickClock* testing_clock_;  // Owned by CastEnvironment.
  36   scoped_refptr<test::FakeSingleThreadTaskRunner> task_runner_;
  37   scoped_refptr<CastEnvironment> cast_environment_;
  38   SimpleEventSubscriber event_subscriber_;
  39 };
  40
  41 TEST_F(SimpleEventSubscriberTest, GetAndResetEvents) {
  42   // Log some frame events.
  43   cast_environment_->Logging()->InsertEncodedFrameEvent(
  44       testing_clock_->NowTicks(), FRAME_ENCODED, AUDIO_EVENT,
  45       /*rtp_timestamp*/ 100u, /*frame_id*/ 0u, /*frame_size*/ 123,
  46       /*key_frame*/ false, 0);
  47   cast_environment_->Logging()->InsertFrameEventWithDelay(
  48       testing_clock_->NowTicks(), FRAME_PLAYOUT, AUDIO_EVENT,
  49       /*rtp_timestamp*/ 100u,
  50       /*frame_id*/ 0u, /*delay*/ base::TimeDelta::FromMilliseconds(100));
  51   cast_environment_->Logging()->InsertFrameEvent(
  52       testing_clock_->NowTicks(), FRAME_DECODED, AUDIO_EVENT,
  53       /*rtp_timestamp*/ 200u,
  54       /*frame_id*/ 0u);
  55
  56   // Log some packet events.
  57   cast_environment_->Logging()->InsertPacketEvent(
  58       testing_clock_->NowTicks(), PACKET_RECEIVED, AUDIO_EVENT,
  59       /*rtp_timestamp*/ 200u,
  60       /*frame_id*/ 0u, /*packet_id*/ 1u, /*max_packet_id*/ 5u, /*size*/ 100u);
  61   cast_environment_->Logging()->InsertPacketEvent(
  62       testing_clock_->NowTicks(), FRAME_DECODED, VIDEO_EVENT,
  63       /*rtp_timestamp*/ 200u, /*frame_id*/ 0u, /*packet_id*/ 1u,
  64       /*max_packet_id*/ 5u, /*size*/ 100u);
  65   cast_environment_->Logging()->InsertPacketEvent(
  66       testing_clock_->NowTicks(), FRAME_DECODED, VIDEO_EVENT,
  67       /*rtp_timestamp*/ 300u, /*frame_id*/ 0u, /*packet_id*/ 1u,
  68       /*max_packet_id*/ 5u, /*size*/ 100u);
  69
  70   std::vector<FrameEvent> frame_events;
  71   event_subscriber_.GetFrameEventsAndReset(&frame_events);
  72   EXPECT_EQ(3u, frame_events.size());
  73
  74   std::vector<PacketEvent> packet_events;
  75   event_subscriber_.GetPacketEventsAndReset(&packet_events);
  76   EXPECT_EQ(3u, packet_events.size());
  77
  78   // Calling this function again should result in empty vector because no events
  79   // were logged since last call.
  80   event_subscriber_.GetFrameEventsAndReset(&frame_events);
  81   event_subscriber_.GetPacketEventsAndReset(&packet_events);
  82   EXPECT_TRUE(frame_events.empty());
  83   EXPECT_TRUE(packet_events.empty());
  84 }
  85
  86 }  // namespace cast
  87 }  // namespace media