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fix reading of multiple-byte missingPacketSequenceNumberDeltas in AckFrame parsing

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This commit is contained in:
Marten Seemann
2016-04-20 11:48:50 +07:00
parent daa0fe86bd
commit b084faff88
2 changed files with 17 additions and 6 deletions
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12
frames/ack_frame_test.go
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@@ -46,6 +46,18 @@ var _ = Describe("AckFrame", func() {
Expect(frame.NackRanges[0].Length).To(Equal(uint8(2)))
})
It("parses a frame containing one NACK range with a 48 bit missingPacketSequenceNumberDelta", func() {
b := bytes.NewReader([]byte{(0x4C | 0x20 | 0x03), 0x08, 0x37, 0x13, 0xAD, 0xFB, 0xCA, 0xDE, 0x72, 0x1, 0x1, 0x0, 0xc0, 0x15, 0x0, 0x0, 0x1, 0xFE, 0xCA, 0xEF, 0xBE, 0xAD, 0xDE, 0x3})
frame, err := ParseAckFrame(b)
Expect(err).ToNot(HaveOccurred())
Expect(frame.LargestObserved).To(Equal(protocol.PacketNumber(0xDECAFBAD1337)))
Expect(frame.HasNACK()).To(Equal(true))
Expect(len(frame.NackRanges)).To(Equal(1))
// ToDo: check NACK range
Expect(frame.NackRanges[0].Length).To(Equal(uint8(4)))
Expect(b.Len()).To(Equal(0))
})
It("parses a frame containing multiple NACK ranges", func() {
b := bytes.NewReader([]byte{0x60, 0x2, 0xf, 0xb8, 0x1, 0x1, 0x0, 0xe5, 0x58, 0x4, 0x0, 0x3, 0x1, 0x6, 0x1, 0x2, 0x1, 0x0})
frame, err := ParseAckFrame(b)