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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/media/webaudio/audio_context_manager_impl.h"
#include <vector>
#include "base/memory/raw_ptr.h"
#include "base/test/simple_test_tick_clock.h"
#include "components/ukm/test_ukm_recorder.h"
#include "content/public/test/test_renderer_host.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "services/metrics/public/cpp/ukm_builders.h"
namespace content {
class AudioContextManagerImplTest : public RenderViewHostTestHarness {
public:
using UkmEntry = ukm::builders::Media_WebAudio_AudioContext_AudibleTime;
void SetUp() override {
RenderViewHostTestHarness::SetUp();
clock_.SetNowTicks(base::TimeTicks::Now());
mojo::Remote<blink::mojom::AudioContextManager> service_remote;
audio_context_manager_ = &AudioContextManagerImpl::CreateForTesting(
*main_rfh(), service_remote.BindNewPipeAndPassReceiver());
audio_context_manager_->set_clock_for_testing(&clock_);
}
void TearDown() override {
audio_context_manager_ = nullptr;
RenderViewHostTestHarness::TearDown();
}
AudioContextManagerImpl* audio_context_manager() {
return audio_context_manager_;
}
const ukm::TestAutoSetUkmRecorder& test_ukm_recorder() const {
return test_ukm_recorder_;
}
base::SimpleTestTickClock& clock() { return clock_; }
private:
raw_ptr<AudioContextManagerImpl> audio_context_manager_ = nullptr;
ukm::TestAutoSetUkmRecorder test_ukm_recorder_;
base::SimpleTestTickClock clock_;
};
TEST_F(AudioContextManagerImplTest, TimeBelow10SecondsIsRaw) {
// Entry for 42 milliseconds.
audio_context_manager()->AudioContextAudiblePlaybackStarted(0);
clock().Advance(base::Milliseconds(42));
audio_context_manager()->AudioContextAudiblePlaybackStopped(0);
// Entry for 4242 milliseconds.
audio_context_manager()->AudioContextAudiblePlaybackStarted(0);
clock().Advance(base::Milliseconds(4242));
audio_context_manager()->AudioContextAudiblePlaybackStopped(0);
// Entry for 9999 milliseconds.
audio_context_manager()->AudioContextAudiblePlaybackStarted(0);
clock().Advance(base::Milliseconds(9999));
audio_context_manager()->AudioContextAudiblePlaybackStopped(0);
auto ukm_entries = test_ukm_recorder().GetEntriesByName(UkmEntry::kEntryName);
EXPECT_EQ(3u, ukm_entries.size());
const std::vector<int> expected = {42, 4242, 9999};
for (size_t i = 0; i < expected.size(); ++i) {
EXPECT_EQ(expected[i], *test_ukm_recorder().GetEntryMetric(
ukm_entries[i], UkmEntry::kAudibleTimeName));
}
}
TEST_F(AudioContextManagerImplTest, TimeGreater10SecondsIsRoundedDown) {
// Entry for 42 seconds.
audio_context_manager()->AudioContextAudiblePlaybackStarted(0);
clock().Advance(base::Seconds(42));
audio_context_manager()->AudioContextAudiblePlaybackStopped(0);
// Entry for 42.42 seconds.
audio_context_manager()->AudioContextAudiblePlaybackStarted(0);
clock().Advance(base::Seconds(42.42));
audio_context_manager()->AudioContextAudiblePlaybackStopped(0);
// Entry for 10.01 seconds.
audio_context_manager()->AudioContextAudiblePlaybackStarted(0);
clock().Advance(base::Seconds(10.01));
audio_context_manager()->AudioContextAudiblePlaybackStopped(0);
// Entry for 10.99 seconds.
audio_context_manager()->AudioContextAudiblePlaybackStarted(0);
clock().Advance(base::Seconds(10.99));
audio_context_manager()->AudioContextAudiblePlaybackStopped(0);
auto ukm_entries = test_ukm_recorder().GetEntriesByName(UkmEntry::kEntryName);
EXPECT_EQ(4u, ukm_entries.size());
const std::vector<int> expected = {42000, 42000, 10000, 10000};
for (size_t i = 0; i < expected.size(); ++i) {
EXPECT_EQ(expected[i], *test_ukm_recorder().GetEntryMetric(
ukm_entries[i], UkmEntry::kAudibleTimeName));
}
}
} // namespace content
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