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

pkg/sfu/rtpextension/dependencydescriptor/dependencydescriptorextension_test.go

@@ -0,0 +1,65 @@
+// Copyright 2023 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 dependencydescriptor
+
+import (
+	"encoding/hex"
+	"testing"
+)
+
+func TestDependencyDescriptorUnmarshal(t *testing.T) {
+
+	// hex bytes from traffic capture
+	hexes := []string{
+		"c1017280081485214eafffaaaa863cf0430c10c302afc0aaa0063c00430010c002a000a80006000040001d954926e082b04a0941b820ac1282503157f974000ca864330e222222eca8655304224230eca877530077004200ef008601df010d",
+		"86017340fc",
+		"46017340fc",
+		"c3017540fc",
+		"88017640fc",
+		"48017640fc",
+		"c2017840fc",
+		//
+		"c1017280081485214eafffaaaa863cf0430c10c302afc0aaa0063c00430010c002a000a80006000040001d954926e082b04a0941b820ac1282503157f974000ca864330e222222eca8655304224230eca877530077004200ef008601df010d",
+		"860173",
+		"460173",
+		"8b0174",
+		"0b0174",
+		"0b0174",
+		"c30175",
+	}
+
+	var structure *FrameDependencyStructure
+
+	for _, h := range hexes {
+		buf, err := hex.DecodeString(h)
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		var ddVal DependencyDescriptor
+		var d = DependencyDescriptorExtension{
+			Structure:  structure,
+			Descriptor: &ddVal,
+		}
+		if _, err := d.Unmarshal(buf); err != nil {
+			t.Fatal(err)
+		}
+		if ddVal.AttachedStructure != nil {
+			structure = ddVal.AttachedStructure
+		}
+
+		t.Log(ddVal.String())
+	}
+}