mirror of
https://github.com/livekit/livekit.git
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111 lines
3.1 KiB
Go
111 lines
3.1 KiB
Go
// Copyright 2023 LiveKit, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package buffer
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestVP8Helper_Unmarshal(t *testing.T) {
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type args struct {
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payload []byte
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}
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tests := []struct {
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name string
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args args
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wantErr bool
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checkTemporal bool
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temporalSupport bool
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checkKeyFrame bool
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keyFrame bool
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checkPictureID bool
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pictureID uint16
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checkTlzIdx bool
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tlzIdx uint8
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checkTempID bool
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temporalID uint8
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}{
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{
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name: "Empty or nil payload must return error",
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args: args{payload: []byte{}},
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wantErr: true,
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},
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{
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name: "Temporal must be supported by setting T bit to 1",
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args: args{payload: []byte{0xff, 0x20, 0x1, 0x2, 0x3, 0x4}},
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checkTemporal: true,
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temporalSupport: true,
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},
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{
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name: "Picture must be ID 7 bits by setting M bit to 0 and present by I bit set to 1",
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args: args{payload: []byte{0xff, 0xff, 0x11, 0x2, 0x3, 0x4}},
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checkPictureID: true,
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pictureID: 17,
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},
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{
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name: "Picture ID must be 15 bits by setting M bit to 1 and present by I bit set to 1",
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args: args{payload: []byte{0xff, 0xff, 0x92, 0x67, 0x3, 0x4, 0x5}},
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checkPictureID: true,
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pictureID: 4711,
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},
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{
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name: "Temporal level zero index must be present if L set to 1",
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args: args{payload: []byte{0xff, 0xff, 0xff, 0xfd, 0xb4, 0x4, 0x5}},
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checkTlzIdx: true,
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tlzIdx: 180,
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},
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{
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name: "Temporal index must be present and used if T bit set to 1",
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args: args{payload: []byte{0xff, 0xff, 0xff, 0xfd, 0xb4, 0x9f, 0x5, 0x6}},
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checkTempID: true,
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temporalID: 2,
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},
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{
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name: "Check if packet is a keyframe by looking at P bit set to 0",
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args: args{payload: []byte{0xff, 0xff, 0xff, 0xfd, 0xb4, 0x9f, 0x94, 0x1}},
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checkKeyFrame: true,
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keyFrame: true,
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},
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}
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for _, tt := range tests {
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tt := tt
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t.Run(tt.name, func(t *testing.T) {
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p := &VP8{}
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if err := p.Unmarshal(tt.args.payload); (err != nil) != tt.wantErr {
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t.Errorf("Unmarshal() error = %v, wantErr %v", err, tt.wantErr)
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}
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if tt.checkTemporal {
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require.Equal(t, tt.temporalSupport, p.T)
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}
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if tt.checkKeyFrame {
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require.Equal(t, tt.keyFrame, p.IsKeyFrame)
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}
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if tt.checkPictureID {
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require.Equal(t, tt.pictureID, p.PictureID)
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}
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if tt.checkTlzIdx {
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require.Equal(t, tt.tlzIdx, p.TL0PICIDX)
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}
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if tt.checkTempID {
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require.Equal(t, tt.temporalID, p.TID)
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}
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})
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}
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}
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// ------------------------------------------
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