mirror of
https://github.com/refraction-networking/uquic.git
synced 2025-04-03 20:27:35 +03:00
70 lines
3.1 KiB
Go
70 lines
3.1 KiB
Go
package ackhandler
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import (
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"time"
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"github.com/lucas-clemente/quic-go/internal/congestion"
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"github.com/lucas-clemente/quic-go/internal/protocol"
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"github.com/lucas-clemente/quic-go/internal/utils"
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"github.com/lucas-clemente/quic-go/internal/wire"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("Received Packet Handler", func() {
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var handler ReceivedPacketHandler
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BeforeEach(func() {
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handler = NewReceivedPacketHandler(
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&congestion.RTTStats{},
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utils.DefaultLogger,
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protocol.VersionWhatever,
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)
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})
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It("generates ACKs for different packet number spaces", func() {
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sendTime := time.Now().Add(-time.Second)
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Expect(handler.ReceivedPacket(2, protocol.EncryptionInitial, sendTime, true)).To(Succeed())
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Expect(handler.ReceivedPacket(1, protocol.EncryptionHandshake, sendTime, true)).To(Succeed())
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Expect(handler.ReceivedPacket(5, protocol.Encryption1RTT, sendTime, true)).To(Succeed())
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Expect(handler.ReceivedPacket(3, protocol.EncryptionInitial, sendTime, true)).To(Succeed())
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Expect(handler.ReceivedPacket(2, protocol.EncryptionHandshake, sendTime, true)).To(Succeed())
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Expect(handler.ReceivedPacket(4, protocol.Encryption1RTT, sendTime, true)).To(Succeed())
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initialAck := handler.GetAckFrame(protocol.EncryptionInitial)
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Expect(initialAck).ToNot(BeNil())
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Expect(initialAck.AckRanges).To(HaveLen(1))
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Expect(initialAck.AckRanges[0]).To(Equal(wire.AckRange{Smallest: 2, Largest: 3}))
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Expect(initialAck.DelayTime).To(BeZero())
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handshakeAck := handler.GetAckFrame(protocol.EncryptionHandshake)
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Expect(handshakeAck).ToNot(BeNil())
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Expect(handshakeAck.AckRanges).To(HaveLen(1))
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Expect(handshakeAck.AckRanges[0]).To(Equal(wire.AckRange{Smallest: 1, Largest: 2}))
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Expect(handshakeAck.DelayTime).To(BeZero())
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oneRTTAck := handler.GetAckFrame(protocol.Encryption1RTT)
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Expect(oneRTTAck).ToNot(BeNil())
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Expect(oneRTTAck.AckRanges).To(HaveLen(1))
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Expect(oneRTTAck.AckRanges[0]).To(Equal(wire.AckRange{Smallest: 4, Largest: 5}))
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Expect(oneRTTAck.DelayTime).To(BeNumerically("~", time.Second, 50*time.Millisecond))
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})
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It("drops Initial packets", func() {
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sendTime := time.Now().Add(-time.Second)
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Expect(handler.ReceivedPacket(2, protocol.EncryptionInitial, sendTime, true)).To(Succeed())
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Expect(handler.ReceivedPacket(1, protocol.EncryptionHandshake, sendTime, true)).To(Succeed())
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Expect(handler.GetAckFrame(protocol.EncryptionInitial)).ToNot(BeNil())
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handler.DropPackets(protocol.EncryptionInitial)
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Expect(handler.GetAckFrame(protocol.EncryptionInitial)).To(BeNil())
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Expect(handler.GetAckFrame(protocol.EncryptionHandshake)).ToNot(BeNil())
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})
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It("drops Handshake packets", func() {
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sendTime := time.Now().Add(-time.Second)
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Expect(handler.ReceivedPacket(1, protocol.EncryptionHandshake, sendTime, true)).To(Succeed())
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Expect(handler.ReceivedPacket(2, protocol.Encryption1RTT, sendTime, true)).To(Succeed())
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Expect(handler.GetAckFrame(protocol.EncryptionHandshake)).ToNot(BeNil())
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handler.DropPackets(protocol.EncryptionInitial)
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Expect(handler.GetAckFrame(protocol.EncryptionHandshake)).To(BeNil())
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Expect(handler.GetAckFrame(protocol.Encryption1RTT)).ToNot(BeNil())
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})
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})
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