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// 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 "remoting/protocol/webrtc_frame_scheduler.h"
#include "base/test/test_simple_task_runner.h"
#include "base/threading/thread_task_runner_handle.h"
#include "remoting/protocol/webrtc_dummy_video_encoder.h"
#include "remoting/protocol/webrtc_frame_scheduler_simple.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace remoting {
namespace protocol {
class WebrtcFrameSchedulerTest : public ::testing::Test {
public:
WebrtcFrameSchedulerTest()
: task_runner_(new base::TestSimpleTaskRunner()),
task_runner_handle_(task_runner_.get()) {
video_encoder_factory_.reset(new WebrtcDummyVideoEncoderFactory());
scheduler_.reset(new WebrtcFrameSchedulerSimple());
scheduler_->Start(video_encoder_factory_.get(),
base::Bind(&WebrtcFrameSchedulerTest::CaptureCallback,
base::Unretained(this)));
}
~WebrtcFrameSchedulerTest() override {}
void CaptureCallback() { capture_callback_called_ = true; }
void VerifyCaptureCallbackCalled() {
EXPECT_TRUE(capture_callback_called_);
capture_callback_called_ = false;
}
protected:
scoped_refptr<base::TestSimpleTaskRunner> task_runner_;
base::ThreadTaskRunnerHandle task_runner_handle_;
std::unique_ptr<WebrtcDummyVideoEncoderFactory> video_encoder_factory_;
std::unique_ptr<WebrtcFrameScheduler> scheduler_;
bool capture_callback_called_ = false;
};
TEST_F(WebrtcFrameSchedulerTest, UpdateBitrateWhenPending) {
auto video_channel_observer =
video_encoder_factory_->get_video_channel_state_observer_for_tests();
video_channel_observer->OnKeyFrameRequested();
video_channel_observer->OnTargetBitrateChanged(100);
EXPECT_TRUE(task_runner_->HasPendingTask());
task_runner_->RunPendingTasks();
VerifyCaptureCallbackCalled();
video_channel_observer->OnTargetBitrateChanged(1001);
// |task_runner_| shouldn't have pending tasks as the scheduler should be
// waiting for the previous capture request to complete.
EXPECT_FALSE(task_runner_->HasPendingTask());
}
// TODO(sergeyu): Add more unittests.
} // namespace protocol
} // namespace remoting
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