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/*
* Copyright (c) 2022 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "test/pc/e2e/stats_poller.h"
#include "api/stats/rtc_stats_collector_callback.h"
#include "test/gmock.h"
#include "test/gtest.h"
namespace webrtc {
namespace webrtc_pc_e2e {
namespace {
using ::testing::Eq;
class TestStatsProvider : public StatsProvider {
public:
~TestStatsProvider() override = default;
void GetStats(RTCStatsCollectorCallback* callback) override {
stats_collections_count_++;
}
int stats_collections_count() const { return stats_collections_count_; }
private:
int stats_collections_count_ = 0;
};
class MockStatsObserver : public StatsObserverInterface {
public:
~MockStatsObserver() override = default;
MOCK_METHOD(void,
OnStatsReports,
(absl::string_view pc_label,
const rtc::scoped_refptr<const RTCStatsReport>& report));
};
TEST(StatsPollerTest, UnregisterParticipantAddedInCtor) {
TestStatsProvider alice;
TestStatsProvider bob;
MockStatsObserver stats_observer;
StatsPoller poller(/*observers=*/{&stats_observer},
/*peers_to_observe=*/{{"alice", &alice}, {"bob", &bob}});
poller.PollStatsAndNotifyObservers();
EXPECT_THAT(alice.stats_collections_count(), Eq(1));
EXPECT_THAT(bob.stats_collections_count(), Eq(1));
poller.UnregisterParticipantInCall("bob");
poller.PollStatsAndNotifyObservers();
EXPECT_THAT(alice.stats_collections_count(), Eq(2));
EXPECT_THAT(bob.stats_collections_count(), Eq(1));
}
TEST(StatsPollerTest, UnregisterParticipantRegisteredInCall) {
TestStatsProvider alice;
TestStatsProvider bob;
MockStatsObserver stats_observer;
StatsPoller poller(/*observers=*/{&stats_observer},
/*peers_to_observe=*/{{"alice", &alice}});
poller.RegisterParticipantInCall("bob", &bob);
poller.PollStatsAndNotifyObservers();
EXPECT_THAT(alice.stats_collections_count(), Eq(1));
EXPECT_THAT(bob.stats_collections_count(), Eq(1));
poller.UnregisterParticipantInCall("bob");
poller.PollStatsAndNotifyObservers();
EXPECT_THAT(alice.stats_collections_count(), Eq(2));
EXPECT_THAT(bob.stats_collections_count(), Eq(1));
}
} // namespace
} // namespace webrtc_pc_e2e
} // namespace webrtc
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