mirrors/uquic
1
0
Fork 0
mirror of https://github.com/refraction-networking/uquic.git synced 2025-04-03 20:27:35 +03:00
Code Issues Projects Releases Packages Wiki Activity

limit the pacing duration to the minimum pacing delay

Browse source
This commit is contained in:
Marten Seemann 2020-06-16 11:12:42 +07:00
parent 4163c255e8
commit 467e553f2b
2 changed files with 32 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

17
internal/congestion/pacer_test.go
View file

@ -3,6 +3,8 @@ package congestion
import (
"time"
"github.com/lucas-clemente/quic-go/internal/protocol"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
@ -22,6 +24,13 @@ var _ = Describe("Pacer", func() {
Expect(p.Budget(t)).To(BeEquivalentTo(maxBurstSize))
})
It("allows a big burst for high pacing rates", func() {
t := time.Now()
p.SetBandwidth(10000 * packetsPerSecond * uint64(maxDatagramSize))
Expect(p.TimeUntilSend()).To(BeZero())
Expect(p.Budget(t)).To(BeNumerically(">", maxBurstSize))
})
It("reduces the budget when sending packets", func() {
t := time.Now()
budget := p.Budget(t)
@ -88,4 +97,12 @@ var _ = Describe("Pacer", func() {
p.SetBandwidth(uint64(maxDatagramSize)) // reduce the bandwidth to 1 packet per second
Expect(p.TimeUntilSend()).To(Equal(t.Add(time.Second)))
})
It("doesn't pace faster than the minimum pacing duration", func() {
t := time.Now()
sendBurst(t)
p.SetBandwidth(1e6 * uint64(maxDatagramSize))
Expect(p.TimeUntilSend()).To(Equal(t.Add(protocol.MinPacingDelay)))
Expect(p.Budget(t.Add(protocol.MinPacingDelay))).To(Equal(protocol.ByteCount(protocol.MinPacingDelay) * maxDatagramSize * 1e6 / 1e9))
})
})