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package rtp
import (
"fmt"
"reflect"
"testing"
"time"
"github.com/pion/rtp/codecs"
)
func TestPacketizer(t *testing.T) {
multiplepayload := make([]byte, 128)
// use the G722 payloader here, because it's very simple and all 0s is valid G722 data.
packetizer := NewPacketizer(100, 98, 0x1234ABCD, &codecs.G722Payloader{}, NewRandomSequencer(), 90000)
packets := packetizer.Packetize(multiplepayload, 2000)
if len(packets) != 2 {
packetlengths := ""
for i := 0; i < len(packets); i++ {
packetlengths += fmt.Sprintf("Packet %d length %d\n", i, len(packets[i].Payload))
}
t.Fatalf("Generated %d packets instead of 2\n%s", len(packets), packetlengths)
}
}
func TestPacketizer_AbsSendTime(t *testing.T) {
// use the G722 payloader here, because it's very simple and all 0s is valid G722 data.
pktizer := NewPacketizer(100, 98, 0x1234ABCD, &codecs.G722Payloader{}, NewFixedSequencer(1234), 90000)
pktizer.(*packetizer).Timestamp = 45678
pktizer.(*packetizer).timegen = func() time.Time {
return time.Date(1985, time.June, 23, 4, 0, 0, 0, time.FixedZone("UTC-5", -5*60*60))
// (0xa0c65b1000000000>>14) & 0xFFFFFF = 0x400000
}
pktizer.EnableAbsSendTime(1)
payload := []byte{0x11, 0x12, 0x13, 0x14}
packets := pktizer.Packetize(payload, 2000)
expected := &Packet{
Header: Header{
Version: 2,
Padding: false,
Extension: true,
Marker: true,
PayloadType: 98,
SequenceNumber: 1234,
Timestamp: 45678,
SSRC: 0x1234ABCD,
CSRC: nil,
ExtensionProfile: 0xBEDE,
Extensions: []Extension{
{
id: 1,
payload: []byte{0x40, 0, 0},
},
},
},
Payload: []byte{0x11, 0x12, 0x13, 0x14},
}
if len(packets) != 1 {
t.Fatalf("Generated %d packets instead of 1", len(packets))
}
if !reflect.DeepEqual(expected, packets[0]) {
t.Errorf("Packetize failed\nexpected: %v\n got: %v", expected, packets[0])
}
}
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