| // Copyright 2024 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "cobalt/dom/source_buffer_metrics.h" |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/test/metrics/histogram_tester.h" |
| #include "base/test/simple_test_tick_clock.h" |
| #include "base/time/time.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace cobalt { |
| namespace dom { |
| namespace { |
| constexpr char kUmaPrefix[] = "Cobalt.Media.SourceBuffer."; |
| |
| class SourceBufferMetricsTest : public ::testing::Test { |
| protected: |
| SourceBufferMetricsTest() |
| : metrics_(std::make_unique<SourceBufferMetrics>( |
| /*is_primary_video=*/true, &clock_)) {} |
| |
| void SetUp() override { clock_.SetNowTicks(base::TimeTicks()); } |
| |
| base::HistogramTester histogram_tester_; |
| base::SimpleTestTickClock clock_; |
| |
| std::unique_ptr<SourceBufferMetrics> metrics_; |
| }; |
| |
| TEST_F(SourceBufferMetricsTest, RecordsPrepareAppendTelemetry) { |
| metrics_->StartTracking(SourceBufferMetricsAction::PREPARE_APPEND); |
| |
| clock_.Advance(base::TimeDelta::FromMicroseconds(100)); |
| metrics_->EndTracking(SourceBufferMetricsAction::PREPARE_APPEND, 1234); |
| |
| histogram_tester_.ExpectUniqueSample( |
| std::string(kUmaPrefix) + "PrepareAppend.Timing", 100, 1); |
| } |
| |
| TEST_F(SourceBufferMetricsTest, RecordsAppendBufferTelemetry) { |
| metrics_->StartTracking(SourceBufferMetricsAction::APPEND_BUFFER); |
| |
| clock_.Advance(base::TimeDelta::FromMicroseconds(100)); |
| metrics_->EndTracking(SourceBufferMetricsAction::APPEND_BUFFER, 1234); |
| |
| histogram_tester_.ExpectUniqueSample( |
| std::string(kUmaPrefix) + "AppendBuffer.Timing", 100, 1); |
| } |
| |
| } // namespace |
| } // namespace dom |
| } // namespace cobalt |