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reset the PTO when dropping a packet number space

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This commit is contained in:
Marten Seemann 2020-05-05 16:28:25 +07:00
parent c0b6d4e141
commit 741a1aa211
2 changed files with 14 additions and 0 deletions
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13
internal/ackhandler/sent_packet_handler_test.go
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@ -966,6 +966,19 @@ var _ = Describe("SentPacketHandler", func() {
Expect(lostPackets).To(Equal([]protocol.PacketNumber{0, 1, 2, 3, 4, 5}))
Expect(handler.bytesInFlight).To(Equal(protocol.ByteCount(6)))
})
It("cancels the PTO when dropping a packet number space", func() {
now := time.Now()
handler.SentPacket(handshakePacket(&Packet{PacketNumber: 1, SendTime: now.Add(-time.Minute)}))
handler.SentPacket(handshakePacket(&Packet{PacketNumber: 2, SendTime: now.Add(-time.Minute)}))
Expect(handler.GetLossDetectionTimeout()).To(BeTemporally("~", now.Add(-time.Minute), time.Second))
Expect(handler.OnLossDetectionTimeout()).To(Succeed())
Expect(handler.SendMode()).To(Equal(SendPTOHandshake))
Expect(handler.ptoCount).To(BeEquivalentTo(1))
handler.DropPackets(protocol.EncryptionHandshake)
Expect(handler.ptoCount).To(BeZero())
Expect(handler.SendMode()).To(Equal(SendAny))
})
})
Context("peeking and popping packet number", func() {