snapshot of https://github.com/pion/webrtc.git (main, 2026-09-15; blobs > 131072B omitted)

track_remote_test.go

@@ -0,0 +1,115 @@
+// SPDX-FileCopyrightText: 2026 The Pion community <https://pion.ly>
+// SPDX-License-Identifier: MIT
+
+//go:build !js
+
+package webrtc
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+type fakeTrackAudioPlayoutStatsProvider struct {
+	stats AudioPlayoutStats
+	ok    bool
+
+	calls   int
+	lastNow time.Time
+}
+
+func (f *fakeTrackAudioPlayoutStatsProvider) Snapshot(now time.Time) (AudioPlayoutStats, bool) {
+	f.calls++
+	f.lastNow = now
+
+	return f.stats, f.ok
+}
+
+func (f *fakeTrackAudioPlayoutStatsProvider) AddTrack(track *TrackRemote) error {
+	track.addProvider(f)
+
+	return nil
+}
+
+func (f *fakeTrackAudioPlayoutStatsProvider) RemoveTrack(track *TrackRemote) {
+	track.removeProvider(f)
+}
+
+func TestTrackRemotePullAudioPlayoutStats(t *testing.T) {
+	receiver := &RTPReceiver{}
+	track := newTrackRemote(RTPCodecTypeAudio, 4242, 0, "", receiver)
+
+	provider := &fakeTrackAudioPlayoutStatsProvider{
+		stats: AudioPlayoutStats{
+			ID:                "media-playout-4242",
+			Type:              StatsTypeMediaPlayout,
+			Kind:              string(MediaKindAudio),
+			TotalSamplesCount: 960,
+		},
+		ok: true,
+	}
+
+	err := provider.AddTrack(track)
+	require.NoError(t, err)
+
+	now := time.Unix(1710000000, 0)
+	allStats := track.pullAudioPlayoutStats(now)
+
+	require.Len(t, allStats, 1)
+	stats := allStats[0]
+	assert.Equal(t, provider.stats.TotalSamplesCount, stats.TotalSamplesCount)
+	assert.Equal(t, provider.stats.Type, stats.Type)
+	assert.Equal(t, provider.stats.ID, stats.ID)
+	assert.Equal(t, provider.stats.Kind, stats.Kind)
+	assert.Equal(t, statsTimestampFrom(now), stats.Timestamp)
+	assert.Equal(t, 1, provider.calls)
+	assert.Equal(t, now, provider.lastNow)
+}
+
+func TestTrackRemotePullAudioPlayoutStatsMissingProvider(t *testing.T) {
+	receiver := &RTPReceiver{}
+	track := newTrackRemote(RTPCodecTypeAudio, 1111, 0, "", receiver)
+
+	stats := track.pullAudioPlayoutStats(time.Now())
+	require.Empty(t, stats)
+}
+
+func TestTrackRemotePullAudioPlayoutStatsProviderFalse(t *testing.T) {
+	receiver := &RTPReceiver{}
+	track := newTrackRemote(RTPCodecTypeAudio, 1111, 0, "", receiver)
+
+	provider := &fakeTrackAudioPlayoutStatsProvider{ok: false}
+	err := provider.AddTrack(track)
+	require.NoError(t, err)
+
+	stats := track.pullAudioPlayoutStats(time.Now())
+	require.Empty(t, stats)
+	assert.Equal(t, 1, provider.calls)
+}
+
+func TestTrackRemotePullAudioPlayoutStatsNormalizesDefaults(t *testing.T) {
+	receiver := &RTPReceiver{}
+	track := newTrackRemote(RTPCodecTypeAudio, 2468, 0, "", receiver)
+
+	provider := &fakeTrackAudioPlayoutStatsProvider{
+		stats: AudioPlayoutStats{
+			TotalSamplesCount: 480,
+		},
+		ok: true,
+	}
+
+	err := provider.AddTrack(track)
+	require.NoError(t, err)
+
+	allStats := track.pullAudioPlayoutStats(time.Unix(10, 0))
+	require.Len(t, allStats, 1)
+	stats := allStats[0]
+
+	assert.Equal(t, "media-playout-2468", stats.ID)
+	assert.Equal(t, StatsTypeMediaPlayout, stats.Type)
+	assert.Equal(t, string(MediaKindAudio), stats.Kind)
+	assert.NotZero(t, stats.Timestamp)
+}