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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "remoting/protocol/monitored_video_stub.h"
#include <stdint.h>
#include <memory>
#include <utility>
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "base/task/single_thread_task_runner.h"
#include "base/test/task_environment.h"
#include "base/test/test_timeouts.h"
#include "base/timer/timer.h"
#include "remoting/protocol/protocol_mock_objects.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using ::testing::_;
using ::testing::AnyNumber;
using ::testing::AtMost;
using ::testing::InvokeWithoutArgs;
namespace remoting::protocol {
static const int64_t kTestOverrideDelayMilliseconds = 1;
class MonitoredVideoStubTest : public testing::Test {
protected:
void SetUp() override {
packet_ = std::make_unique<VideoPacket>();
monitor_ = std::make_unique<MonitoredVideoStub>(
&video_stub_, base::Milliseconds(kTestOverrideDelayMilliseconds),
base::BindRepeating(&MonitoredVideoStubTest::OnVideoChannelStatus,
base::Unretained(this)));
EXPECT_CALL(video_stub_, ProcessVideoPacketPtr(_, _)).Times(AnyNumber());
}
MOCK_METHOD1(OnVideoChannelStatus, void(bool connected));
base::test::SingleThreadTaskEnvironment task_environment_;
MockVideoStub video_stub_;
std::unique_ptr<MonitoredVideoStub> monitor_;
std::unique_ptr<VideoPacket> packet_;
base::OneShotTimer timer_end_test_;
};
TEST_F(MonitoredVideoStubTest, OnChannelConnected) {
EXPECT_CALL(*this, OnVideoChannelStatus(true));
// On slow machines, the connectivity check timer may fire before the test
// finishes, so we expect to see at most one transition to not ready.
EXPECT_CALL(*this, OnVideoChannelStatus(false)).Times(AtMost(1));
monitor_->ProcessVideoPacket(std::move(packet_), {});
base::RunLoop().RunUntilIdle();
}
TEST_F(MonitoredVideoStubTest, OnChannelDisconnected) {
EXPECT_CALL(*this, OnVideoChannelStatus(true));
monitor_->ProcessVideoPacket(std::move(packet_), {});
base::RunLoop run_loop;
EXPECT_CALL(*this, OnVideoChannelStatus(false))
.WillOnce(InvokeWithoutArgs(&run_loop, &base::RunLoop::QuitWhenIdle));
run_loop.Run();
}
TEST_F(MonitoredVideoStubTest, OnChannelStayConnected) {
// Verify no extra connected events are fired when packets are received
// frequently
EXPECT_CALL(*this, OnVideoChannelStatus(true));
// On slow machines, the connectivity check timer may fire before the test
// finishes, so we expect to see at most one transition to not ready.
EXPECT_CALL(*this, OnVideoChannelStatus(false)).Times(AtMost(1));
monitor_->ProcessVideoPacket(std::move(packet_), {});
monitor_->ProcessVideoPacket(std::move(packet_), {});
base::RunLoop().RunUntilIdle();
}
TEST_F(MonitoredVideoStubTest, OnChannelStayDisconnected) {
// Verify no extra disconnected events are fired.
EXPECT_CALL(*this, OnVideoChannelStatus(true)).Times(1);
EXPECT_CALL(*this, OnVideoChannelStatus(false)).Times(1);
monitor_->ProcessVideoPacket(std::move(packet_), {});
base::RunLoop run_loop;
task_environment_.GetMainThreadTaskRunner()->PostDelayedTask(
FROM_HERE, run_loop.QuitWhenIdleClosure(),
// The delay should be much greater than |kTestOverrideDelayMilliseconds|.
TestTimeouts::tiny_timeout());
run_loop.Run();
}
} // namespace remoting::protocol
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