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send MAX_{STREAM}_DATA frames more frequently

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WINDOW_UPDATEs are relatively small, and it doesn't cost much to grant
the peer more flow control credit earlier.
This commit is contained in:
Marten Seemann
2017-12-08 18:12:49 +07:00
parent 9b4cdf66fc
commit eb3e253be2
5 changed files with 46 additions and 36 deletions
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10
internal/flowcontrol/stream_flow_controller_test.go
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@@ -175,8 +175,9 @@ var _ = Describe("Stream Flow controller", func() {
It("tells the connection flow controller when the window was autotuned", func() {
controller.contributesToConnection = true
controller.AddBytesRead(75)
setRtt(20 * time.Millisecond)
controller.lastWindowUpdateTime = time.Now().Add(-35 * time.Millisecond)
rtt := 20 * time.Millisecond
setRtt(rtt)
controller.lastWindowUpdateTime = time.Now().Add(-4*protocol.WindowUpdateThreshold*rtt + time.Millisecond)
offset := controller.GetWindowUpdate()
Expect(offset).To(Equal(protocol.ByteCount(75 + 2*60)))
Expect(controller.receiveWindowIncrement).To(Equal(2 * oldIncrement))
@@ -186,8 +187,9 @@ var _ = Describe("Stream Flow controller", func() {
It("doesn't tell the connection flow controller if it doesn't contribute", func() {
controller.contributesToConnection = false
controller.AddBytesRead(75)
setRtt(20 * time.Millisecond)
controller.lastWindowUpdateTime = time.Now().Add(-35 * time.Millisecond)
rtt := 20 * time.Millisecond
setRtt(rtt)
controller.lastWindowUpdateTime = time.Now().Add(-4*protocol.WindowUpdateThreshold*rtt + time.Millisecond)
offset := controller.GetWindowUpdate()
Expect(offset).ToNot(BeZero())
Expect(controller.receiveWindowIncrement).To(Equal(2 * oldIncrement))