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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 "api/test/metrics/metrics_logger.h"
#include <map>
#include <string>
#include <utility>
#include <vector>
#include "absl/strings/string_view.h"
#include "api/numerics/samples_stats_counter.h"
#include "api/test/metrics/metric.h"
#include "rtc_base/synchronization/mutex.h"
namespace webrtc {
namespace test {
namespace {
Metric::Stats ToStats(const SamplesStatsCounter& values) {
if (values.IsEmpty()) {
return Metric::Stats();
}
return Metric::Stats{.mean = values.GetAverage(),
.stddev = values.GetStandardDeviation(),
.min = values.GetMin(),
.max = values.GetMax()};
}
} // namespace
void DefaultMetricsLogger::LogSingleValueMetric(
absl::string_view name,
absl::string_view test_case_name,
double value,
Unit unit,
ImprovementDirection improvement_direction,
std::map<std::string, std::string> metadata) {
MutexLock lock(&mutex_);
metrics_.push_back(Metric{
.name = std::string(name),
.unit = unit,
.improvement_direction = improvement_direction,
.test_case = std::string(test_case_name),
.metric_metadata = std::move(metadata),
.time_series =
Metric::TimeSeries{.samples = std::vector{Metric::TimeSeries::Sample{
.timestamp = Now(), .value = value}}},
.stats = Metric::Stats{
.mean = value, .stddev = absl::nullopt, .min = value, .max = value}});
}
void DefaultMetricsLogger::LogMetric(
absl::string_view name,
absl::string_view test_case_name,
const SamplesStatsCounter& values,
Unit unit,
ImprovementDirection improvement_direction,
std::map<std::string, std::string> metadata) {
MutexLock lock(&mutex_);
Metric::TimeSeries time_series;
for (const SamplesStatsCounter::StatsSample& sample :
values.GetTimedSamples()) {
time_series.samples.push_back(
Metric::TimeSeries::Sample{.timestamp = sample.time,
.value = sample.value,
.sample_metadata = sample.metadata});
}
metrics_.push_back(Metric{.name = std::string(name),
.unit = unit,
.improvement_direction = improvement_direction,
.test_case = std::string(test_case_name),
.metric_metadata = std::move(metadata),
.time_series = std::move(time_series),
.stats = ToStats(values)});
}
void DefaultMetricsLogger::LogMetric(
absl::string_view name,
absl::string_view test_case_name,
const Metric::Stats& metric_stats,
Unit unit,
ImprovementDirection improvement_direction,
std::map<std::string, std::string> metadata) {
MutexLock lock(&mutex_);
metrics_.push_back(Metric{.name = std::string(name),
.unit = unit,
.improvement_direction = improvement_direction,
.test_case = std::string(test_case_name),
.metric_metadata = std::move(metadata),
.time_series = Metric::TimeSeries{.samples = {}},
.stats = std::move(metric_stats)});
}
std::vector<Metric> DefaultMetricsLogger::GetCollectedMetrics() const {
std::vector<Metric> out = metrics_accumulator_.GetCollectedMetrics();
MutexLock lock(&mutex_);
out.insert(out.end(), metrics_.begin(), metrics_.end());
return out;
}
Timestamp DefaultMetricsLogger::Now() {
return clock_->CurrentTime();
}
} // namespace test
} // namespace webrtc
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