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package rtcp
import (
"errors"
"reflect"
"testing"
)
var _ Packet = (*SenderReport)(nil) // assert is a Packet
func TestSenderReportUnmarshal(t *testing.T) {
for _, test := range []struct {
Name string
Data []byte
Want SenderReport
WantError error
}{
{
Name: "nil",
Data: nil,
WantError: errPacketTooShort,
},
{
Name: "valid",
Data: []byte{
// v=2, p=0, count=1, SR, len=7
0x81, 0xc8, 0x0, 0x7,
// ssrc=0x902f9e2e
0x90, 0x2f, 0x9e, 0x2e,
// ntp=0xda8bd1fcdddda05a
0xda, 0x8b, 0xd1, 0xfc,
0xdd, 0xdd, 0xa0, 0x5a,
// rtp=0xaaf4edd5
0xaa, 0xf4, 0xed, 0xd5,
// packetCount=1
0x00, 0x00, 0x00, 0x01,
// octetCount=2
0x00, 0x00, 0x00, 0x02,
// ssrc=0xbc5e9a40
0xbc, 0x5e, 0x9a, 0x40,
// fracLost=0, totalLost=0
0x0, 0x0, 0x0, 0x0,
// lastSeq=0x46e1
0x0, 0x0, 0x46, 0xe1,
// jitter=273
0x0, 0x0, 0x1, 0x11,
// lsr=0x9f36432
0x9, 0xf3, 0x64, 0x32,
// delay=150137
0x0, 0x2, 0x4a, 0x79,
},
Want: SenderReport{
SSRC: 0x902f9e2e,
NTPTime: 0xda8bd1fcdddda05a,
RTPTime: 0xaaf4edd5,
PacketCount: 1,
OctetCount: 2,
Reports: []ReceptionReport{{
SSRC: 0xbc5e9a40,
FractionLost: 0,
TotalLost: 0,
LastSequenceNumber: 0x46e1,
Jitter: 273,
LastSenderReport: 0x9f36432,
Delay: 150137,
}},
},
},
{
Name: "wrong type",
Data: []byte{
// v=2, p=0, count=1, RR, len=7
0x81, 0xc9, 0x0, 0x7,
// ssrc=0x902f9e2e
0x90, 0x2f, 0x9e, 0x2e,
// ntp=0xda8bd1fcdddda05a
0xda, 0x8b, 0xd1, 0xfc,
0xdd, 0xdd, 0xa0, 0x5a,
// rtp=0xaaf4edd5
0xaa, 0xf4, 0xed, 0xd5,
// packetCount=1
0x00, 0x00, 0x00, 0x01,
// octetCount=2
0x00, 0x00, 0x00, 0x02,
// ssrc=0xbc5e9a40
0xbc, 0x5e, 0x9a, 0x40,
// fracLost=0, totalLost=0
0x0, 0x0, 0x0, 0x0,
// lastSeq=0x46e1
0x0, 0x0, 0x46, 0xe1,
// jitter=273
0x0, 0x0, 0x1, 0x11,
// lsr=0x9f36432
0x9, 0xf3, 0x64, 0x32,
// delay=150137
0x0, 0x2, 0x4a, 0x79,
},
WantError: errWrongType,
},
{
Name: "bad count in header",
Data: []byte{
// v=2, p=0, count=1, SR, len=7
0x82, 0xc8, 0x0, 0x7,
// ssrc=0x902f9e2e
0x90, 0x2f, 0x9e, 0x2e,
// ntp=0xda8bd1fcdddda05a
0xda, 0x8b, 0xd1, 0xfc,
0xdd, 0xdd, 0xa0, 0x5a,
// rtp=0xaaf4edd5
0xaa, 0xf4, 0xed, 0xd5,
// packetCount=1
0x00, 0x00, 0x00, 0x01,
// octetCount=2
0x00, 0x00, 0x00, 0x02,
// ssrc=0xbc5e9a40
0xbc, 0x5e, 0x9a, 0x40,
// fracLost=0, totalLost=0
0x0, 0x0, 0x0, 0x0,
// lastSeq=0x46e1
0x0, 0x0, 0x46, 0xe1,
// jitter=273
0x0, 0x0, 0x1, 0x11,
// lsr=0x9f36432
0x9, 0xf3, 0x64, 0x32,
// delay=150137
0x0, 0x2, 0x4a, 0x79,
},
WantError: errPacketTooShort,
},
{
Name: "with extension", // issue #447
Data: []byte{
// v=2, p=0, count=0, SR, len=6
0x80, 0xc8, 0x0, 0x6,
// ssrc=0x2b7ec0c5
0x2b, 0x7e, 0xc0, 0xc5,
// ntp=0xe020a2a952a53fc0
0xe0, 0x20, 0xa2, 0xa9,
0x52, 0xa5, 0x3f, 0xc0,
// rtp=0x2e48a552
0x2e, 0x48, 0xa5, 0x52,
// packetCount=70
0x0, 0x0, 0x0, 0x46,
// octetCount=4637
0x0, 0x0, 0x12, 0x1d,
// profile-specific extension
0x81, 0xca, 0x0, 0x6,
0x2b, 0x7e, 0xc0, 0xc5,
0x1, 0x10, 0x4c, 0x63,
0x49, 0x66, 0x7a, 0x58,
0x6f, 0x6e, 0x44, 0x6f,
0x72, 0x64, 0x53, 0x65,
0x57, 0x36, 0x0, 0x0,
},
Want: SenderReport{
SSRC: 0x2b7ec0c5,
NTPTime: 0xe020a2a952a53fc0,
RTPTime: 0x2e48a552,
PacketCount: 70,
OctetCount: 4637,
ProfileExtensions: []byte{
0x81, 0xca, 0x0, 0x6,
0x2b, 0x7e, 0xc0, 0xc5,
0x1, 0x10, 0x4c, 0x63,
0x49, 0x66, 0x7a, 0x58,
0x6f, 0x6e, 0x44, 0x6f,
0x72, 0x64, 0x53, 0x65,
0x57, 0x36, 0x0, 0x0,
},
},
WantError: nil,
},
} {
var sr SenderReport
err := sr.Unmarshal(test.Data)
if got, want := err, test.WantError; !errors.Is(got, want) {
t.Fatalf("Unmarshal %q sr: err = %v, want %v", test.Name, got, want)
}
if err != nil {
continue
}
if got, want := sr, test.Want; !reflect.DeepEqual(got, want) {
t.Fatalf("Unmarshal %q sr: got %v, want %v", test.Name, got, want)
}
var ssrcFound bool
dstSsrc := sr.DestinationSSRC()
for _, v := range dstSsrc {
if v == sr.SSRC {
ssrcFound = true
break
}
}
if !ssrcFound {
t.Fatalf("Unmarshal %q sr: sr's DestinationSSRC should include it's SSRC field", test.Name)
}
}
}
func TestSenderReportRoundTrip(t *testing.T) {
for _, test := range []struct {
Name string
Report SenderReport
WantError error
}{
{
Name: "valid",
Report: SenderReport{
SSRC: 1,
NTPTime: 999,
RTPTime: 555,
PacketCount: 32,
OctetCount: 11,
Reports: []ReceptionReport{
{
SSRC: 2,
FractionLost: 2,
TotalLost: 3,
LastSequenceNumber: 4,
Jitter: 5,
LastSenderReport: 6,
Delay: 7,
},
{
SSRC: 0,
},
},
},
},
{
Name: "also valid",
Report: SenderReport{
SSRC: 2,
Reports: []ReceptionReport{
{
SSRC: 999,
FractionLost: 30,
TotalLost: 12345,
LastSequenceNumber: 99,
Jitter: 22,
LastSenderReport: 92,
Delay: 46,
},
},
},
},
{
Name: "extension",
Report: SenderReport{
SSRC: 2,
Reports: []ReceptionReport{
{
SSRC: 999,
FractionLost: 30,
TotalLost: 12345,
LastSequenceNumber: 99,
Jitter: 22,
LastSenderReport: 92,
Delay: 46,
},
},
ProfileExtensions: []byte{1, 2, 3, 4},
},
},
{
Name: "count overflow",
Report: SenderReport{
SSRC: 1,
Reports: tooManyReports(),
},
WantError: errTooManyReports,
},
} {
data, err := test.Report.Marshal()
if got, want := err, test.WantError; !errors.Is(got, want) {
t.Fatalf("Marshal %q: err = %v, want %v", test.Name, got, want)
}
if err != nil {
continue
}
var decoded SenderReport
if err := decoded.Unmarshal(data); err != nil {
t.Fatalf("Unmarshal %q: %v", test.Name, err)
}
if got, want := decoded, test.Report; !reflect.DeepEqual(got, want) {
t.Fatalf("%q sr round trip: got %#v, want %#v", test.Name, got, want)
}
}
}
|
