1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/mirroring/service/openscreen_stats_client.h"
#include "base/logging.h"
#include "media/cast/logging/stats_event_subscriber.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/openscreen/src/cast/streaming/public/sender_session.h"
#include "third_party/openscreen/src/cast/streaming/public/statistics.h"
namespace mirroring {
using openscreen::cast::SenderStats;
using openscreen::cast::StatisticType;
using HistogramsList = openscreen::cast::SenderStats::HistogramsList;
using StatisticsList = openscreen::cast::SenderStats::StatisticsList;
using SimpleHistogram = openscreen::cast::SimpleHistogram;
using CastStat = media::cast::StatsEventSubscriber::CastStat;
class OpenscreenStatsClientTest : public ::testing::Test {
public:
OpenscreenStatsClientTest()
: test_statistics_list_(ConstructTestStatisticsList()),
test_histogram_(ConstructTestHistogram()),
test_histograms_list_(ConstructTestHistogramsList()),
test_sender_stats_(ConstructTestSenderStats()),
openscreen_stats_client_(std::make_unique<OpenscreenStatsClient>()) {}
OpenscreenStatsClientTest(const OpenscreenStatsClientTest&) = delete;
OpenscreenStatsClientTest& operator=(const OpenscreenStatsClientTest&) =
delete;
~OpenscreenStatsClientTest() override = default;
StatisticsList ConstructTestStatisticsList() {
StatisticsList ret;
for (std::size_t i = 0; i < ret.size(); ++i) {
ret[i] = static_cast<double>(i);
}
return ret;
}
HistogramsList ConstructTestHistogramsList() {
HistogramsList ret;
for (auto& histogram : ret) {
histogram = ConstructTestHistogram();
}
return ret;
}
SimpleHistogram ConstructTestHistogram() {
SimpleHistogram ret = SimpleHistogram(0, 10, 2);
ret.Add(1);
ret.Add(4);
ret.Add(7);
return ret;
}
SenderStats ConstructTestSenderStats() {
return SenderStats{.audio_statistics = ConstructTestStatisticsList(),
.audio_histograms = ConstructTestHistogramsList(),
.video_statistics = ConstructTestStatisticsList(),
.video_histograms = ConstructTestHistogramsList()};
}
SenderStats ConstructDefaultSenderStats() {
return SenderStats{.audio_statistics = StatisticsList(),
.audio_histograms = HistogramsList(),
.video_statistics = StatisticsList(),
.video_histograms = HistogramsList()};
}
protected:
StatisticsList test_statistics_list_;
SimpleHistogram test_histogram_;
HistogramsList test_histograms_list_;
SenderStats test_sender_stats_;
std::unique_ptr<OpenscreenStatsClient> openscreen_stats_client_;
};
TEST_F(OpenscreenStatsClientTest, OnStatisticsUpdatedValidValues) {
// Test to verify that statistics are parsed and verified into both stats
// and histograms.
openscreen_stats_client_->OnStatisticsUpdated(test_sender_stats_);
auto stats_dict = openscreen_stats_client_->GetStats();
// Check that the GetStats() dict has been populated with audio stats and
// histograms.
const base::Value::Dict* audio_dict = stats_dict.FindDict(
media::cast::StatsEventSubscriber::kAudioStatsDictKey);
EXPECT_TRUE(audio_dict);
EXPECT_TRUE(audio_dict->contains("NUM_FRAMES_CAPTURED"));
EXPECT_TRUE(audio_dict->FindDouble("NUM_FRAMES_CAPTURED").has_value());
EXPECT_TRUE(audio_dict->contains("NUM_FRAMES_DROPPED_BY_ENCODER"));
EXPECT_TRUE(
audio_dict->FindDouble("NUM_FRAMES_DROPPED_BY_ENCODER").has_value());
EXPECT_TRUE(audio_dict->contains("AVG_CAPTURE_LATENCY_MS"));
EXPECT_TRUE(audio_dict->FindDouble("AVG_CAPTURE_LATENCY_MS").has_value());
// Check for some histograms.
EXPECT_TRUE(audio_dict->contains("E2E_LATENCY_MS_HISTO"));
EXPECT_TRUE(audio_dict->FindList("E2E_LATENCY_MS_HISTO")->size());
EXPECT_TRUE(audio_dict->contains("NETWORK_LATENCY_MS_HISTO"));
EXPECT_TRUE(audio_dict->FindList("NETWORK_LATENCY_MS_HISTO")->size());
// Check that the GetStats() dict has been populated with video stats and
// histograms.
const base::Value::Dict* video_dict = stats_dict.FindDict(
media::cast::StatsEventSubscriber::kVideoStatsDictKey);
EXPECT_TRUE(video_dict);
EXPECT_TRUE(video_dict->contains("NUM_FRAMES_CAPTURED"));
EXPECT_TRUE(video_dict->FindDouble("NUM_FRAMES_CAPTURED").has_value());
EXPECT_TRUE(video_dict->contains("NUM_FRAMES_DROPPED_BY_ENCODER"));
EXPECT_TRUE(
video_dict->FindDouble("NUM_FRAMES_DROPPED_BY_ENCODER").has_value());
EXPECT_TRUE(video_dict->contains("AVG_CAPTURE_LATENCY_MS"));
EXPECT_TRUE(video_dict->FindDouble("AVG_CAPTURE_LATENCY_MS").has_value());
// Check for some histograms.
EXPECT_TRUE(video_dict->contains("E2E_LATENCY_MS_HISTO"));
EXPECT_TRUE(video_dict->FindList("E2E_LATENCY_MS_HISTO")->size());
EXPECT_TRUE(video_dict->contains("NETWORK_LATENCY_MS_HISTO"));
EXPECT_TRUE(video_dict->FindList("NETWORK_LATENCY_MS_HISTO")->size());
}
TEST_F(OpenscreenStatsClientTest, OnStatisticsUpdatedEmptyValues) {
// Test to verify that statistics are parsed into both stats
// and histograms even if they are empty.
openscreen_stats_client_->OnStatisticsUpdated(ConstructDefaultSenderStats());
auto stats_dict = openscreen_stats_client_->GetStats();
// Check that the GetStats() dict has been populated with audio stats and
// histograms.
const base::Value::Dict* audio_dict = stats_dict.FindDict(
media::cast::StatsEventSubscriber::kAudioStatsDictKey);
EXPECT_TRUE(audio_dict);
EXPECT_TRUE(audio_dict->contains("NUM_FRAMES_CAPTURED"));
EXPECT_TRUE(audio_dict->FindDouble("NUM_FRAMES_CAPTURED").has_value());
// Check for some histograms. They should have no size since they are empty.
EXPECT_TRUE(audio_dict->contains("E2E_LATENCY_MS_HISTO"));
EXPECT_FALSE(audio_dict->FindList("E2E_LATENCY_MS_HISTO")->size());
EXPECT_TRUE(audio_dict->contains("NETWORK_LATENCY_MS_HISTO"));
EXPECT_FALSE(audio_dict->FindList("NETWORK_LATENCY_MS_HISTO")->size());
// Check that the GetStats() dict has been populated with video stats and
// histograms.
const base::Value::Dict* video_dict = stats_dict.FindDict(
media::cast::StatsEventSubscriber::kVideoStatsDictKey);
EXPECT_TRUE(video_dict);
EXPECT_TRUE(video_dict->contains("NUM_FRAMES_CAPTURED"));
EXPECT_TRUE(video_dict->FindDouble("NUM_FRAMES_CAPTURED").has_value());
// Check for some histograms. They should have no size since they are empty.
EXPECT_TRUE(video_dict->contains("E2E_LATENCY_MS_HISTO"));
EXPECT_FALSE(video_dict->FindList("E2E_LATENCY_MS_HISTO")->size());
EXPECT_TRUE(video_dict->contains("NETWORK_LATENCY_MS_HISTO"));
EXPECT_FALSE(video_dict->FindList("NETWORK_LATENCY_MS_HISTO")->size());
}
} // namespace mirroring
|
