snapshot of https://github.com/livekit/livekit.git @ 08c5433449c106943231037d0b892895f6e92d3b (2026-09-15)

pkg/sfu/rtpextension/playoutdelay/playoutdelay_test.go

@@ -0,0 +1,57 @@
+// Copyright 2024 LiveKit, Inc.
+//
+// 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.
+
+package playoutdelay
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestPlayoutDelay(t *testing.T) {
+	p1 := PlayOutDelay{Min: 100, Max: 200}
+	b, err := p1.Marshal()
+	require.NoError(t, err)
+	require.Len(t, b, playoutDelayExtensionSize)
+	var p2 PlayOutDelay
+	err = p2.Unmarshal(b)
+	require.NoError(t, err)
+	require.Equal(t, p1, p2)
+
+	// overflow
+	p3 := PlayOutDelay{Min: 100, Max: (1 << 12) * 10}
+	_, err = p3.Marshal()
+	require.ErrorIs(t, err, errPlayoutDelayOverflow)
+
+	// too small
+	p4 := PlayOutDelay{}
+	err = p4.Unmarshal([]byte{0x00, 0x00})
+	require.ErrorIs(t, err, errTooSmall)
+
+	// from value
+	p5 := PlayoutDelayFromValue(1<<12*10, 1<<12*10+10)
+	_, err = p5.Marshal()
+	require.NoError(t, err)
+	require.Equal(t, uint16((1<<12)-1)*10, p5.Min)
+	require.Equal(t, uint16((1<<12)-1)*10, p5.Max)
+
+	p6 := PlayOutDelay{Min: 100, Max: PlayoutDelayMaxValue}
+	bytes, err := p6.Marshal()
+	require.NoError(t, err)
+	p6Unmarshal := PlayOutDelay{}
+	err = p6Unmarshal.Unmarshal(bytes)
+	require.NoError(t, err)
+	require.Equal(t, p6, p6Unmarshal)
+}