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-rw-r--r--vendor/golang.org/x/net/http2/writesched_priority_test.go541
1 files changed, 541 insertions, 0 deletions
diff --git a/vendor/golang.org/x/net/http2/writesched_priority_test.go b/vendor/golang.org/x/net/http2/writesched_priority_test.go
new file mode 100644
index 0000000..f2b535a
--- /dev/null
+++ b/vendor/golang.org/x/net/http2/writesched_priority_test.go
@@ -0,0 +1,541 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package http2
+
+import (
+ "bytes"
+ "fmt"
+ "sort"
+ "testing"
+)
+
+func defaultPriorityWriteScheduler() *priorityWriteScheduler {
+ return NewPriorityWriteScheduler(nil).(*priorityWriteScheduler)
+}
+
+func checkPriorityWellFormed(ws *priorityWriteScheduler) error {
+ for id, n := range ws.nodes {
+ if id != n.id {
+ return fmt.Errorf("bad ws.nodes: ws.nodes[%d] = %d", id, n.id)
+ }
+ if n.parent == nil {
+ if n.next != nil || n.prev != nil {
+ return fmt.Errorf("bad node %d: nil parent but prev/next not nil", id)
+ }
+ continue
+ }
+ found := false
+ for k := n.parent.kids; k != nil; k = k.next {
+ if k.id == id {
+ found = true
+ break
+ }
+ }
+ if !found {
+ return fmt.Errorf("bad node %d: not found in parent %d kids list", id, n.parent.id)
+ }
+ }
+ return nil
+}
+
+func fmtTree(ws *priorityWriteScheduler, fmtNode func(*priorityNode) string) string {
+ var ids []int
+ for _, n := range ws.nodes {
+ ids = append(ids, int(n.id))
+ }
+ sort.Ints(ids)
+
+ var buf bytes.Buffer
+ for _, id := range ids {
+ if buf.Len() != 0 {
+ buf.WriteString(" ")
+ }
+ if id == 0 {
+ buf.WriteString(fmtNode(&ws.root))
+ } else {
+ buf.WriteString(fmtNode(ws.nodes[uint32(id)]))
+ }
+ }
+ return buf.String()
+}
+
+func fmtNodeParentSkipRoot(n *priorityNode) string {
+ switch {
+ case n.id == 0:
+ return ""
+ case n.parent == nil:
+ return fmt.Sprintf("%d{parent:nil}", n.id)
+ default:
+ return fmt.Sprintf("%d{parent:%d}", n.id, n.parent.id)
+ }
+}
+
+func fmtNodeWeightParentSkipRoot(n *priorityNode) string {
+ switch {
+ case n.id == 0:
+ return ""
+ case n.parent == nil:
+ return fmt.Sprintf("%d{weight:%d,parent:nil}", n.id, n.weight)
+ default:
+ return fmt.Sprintf("%d{weight:%d,parent:%d}", n.id, n.weight, n.parent.id)
+ }
+}
+
+func TestPriorityTwoStreams(t *testing.T) {
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{})
+
+ want := "1{weight:15,parent:0} 2{weight:15,parent:0}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After open\ngot %q\nwant %q", got, want)
+ }
+
+ // Move 1's parent to 2.
+ ws.AdjustStream(1, PriorityParam{
+ StreamDep: 2,
+ Weight: 32,
+ Exclusive: false,
+ })
+ want = "1{weight:32,parent:2} 2{weight:15,parent:0}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After adjust\ngot %q\nwant %q", got, want)
+ }
+
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPriorityAdjustExclusiveZero(t *testing.T) {
+ // 1, 2, and 3 are all children of the 0 stream.
+ // Exclusive reprioritization to any of the streams should bring
+ // the rest of the streams under the reprioritized stream.
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{})
+ ws.OpenStream(3, OpenStreamOptions{})
+
+ want := "1{weight:15,parent:0} 2{weight:15,parent:0} 3{weight:15,parent:0}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After open\ngot %q\nwant %q", got, want)
+ }
+
+ ws.AdjustStream(2, PriorityParam{
+ StreamDep: 0,
+ Weight: 20,
+ Exclusive: true,
+ })
+ want = "1{weight:15,parent:2} 2{weight:20,parent:0} 3{weight:15,parent:2}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After adjust\ngot %q\nwant %q", got, want)
+ }
+
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPriorityAdjustOwnParent(t *testing.T) {
+ // Assigning a node as its own parent should have no effect.
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{})
+ ws.AdjustStream(2, PriorityParam{
+ StreamDep: 2,
+ Weight: 20,
+ Exclusive: true,
+ })
+ want := "1{weight:15,parent:0} 2{weight:15,parent:0}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After adjust\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPriorityClosedStreams(t *testing.T) {
+ ws := NewPriorityWriteScheduler(&PriorityWriteSchedulerConfig{MaxClosedNodesInTree: 2}).(*priorityWriteScheduler)
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(3, OpenStreamOptions{PusherID: 2})
+ ws.OpenStream(4, OpenStreamOptions{PusherID: 3})
+
+ // Close the first three streams. We lose 1, but keep 2 and 3.
+ ws.CloseStream(1)
+ ws.CloseStream(2)
+ ws.CloseStream(3)
+
+ want := "2{weight:15,parent:0} 3{weight:15,parent:2} 4{weight:15,parent:3}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After close\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+
+ // Adding a stream as an exclusive child of 1 gives it default
+ // priorities, since 1 is gone.
+ ws.OpenStream(5, OpenStreamOptions{})
+ ws.AdjustStream(5, PriorityParam{StreamDep: 1, Weight: 15, Exclusive: true})
+
+ // Adding a stream as an exclusive child of 2 should work, since 2 is not gone.
+ ws.OpenStream(6, OpenStreamOptions{})
+ ws.AdjustStream(6, PriorityParam{StreamDep: 2, Weight: 15, Exclusive: true})
+
+ want = "2{weight:15,parent:0} 3{weight:15,parent:6} 4{weight:15,parent:3} 5{weight:15,parent:0} 6{weight:15,parent:2}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After add streams\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPriorityClosedStreamsDisabled(t *testing.T) {
+ ws := NewPriorityWriteScheduler(&PriorityWriteSchedulerConfig{}).(*priorityWriteScheduler)
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(3, OpenStreamOptions{PusherID: 2})
+
+ // Close the first two streams. We keep only 3.
+ ws.CloseStream(1)
+ ws.CloseStream(2)
+
+ want := "3{weight:15,parent:0}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After close\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPriorityIdleStreams(t *testing.T) {
+ ws := NewPriorityWriteScheduler(&PriorityWriteSchedulerConfig{MaxIdleNodesInTree: 2}).(*priorityWriteScheduler)
+ ws.AdjustStream(1, PriorityParam{StreamDep: 0, Weight: 15}) // idle
+ ws.AdjustStream(2, PriorityParam{StreamDep: 0, Weight: 15}) // idle
+ ws.AdjustStream(3, PriorityParam{StreamDep: 2, Weight: 20}) // idle
+ ws.OpenStream(4, OpenStreamOptions{})
+ ws.OpenStream(5, OpenStreamOptions{})
+ ws.OpenStream(6, OpenStreamOptions{})
+ ws.AdjustStream(4, PriorityParam{StreamDep: 1, Weight: 15})
+ ws.AdjustStream(5, PriorityParam{StreamDep: 2, Weight: 15})
+ ws.AdjustStream(6, PriorityParam{StreamDep: 3, Weight: 15})
+
+ want := "2{weight:15,parent:0} 3{weight:20,parent:2} 4{weight:15,parent:0} 5{weight:15,parent:2} 6{weight:15,parent:3}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After open\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPriorityIdleStreamsDisabled(t *testing.T) {
+ ws := NewPriorityWriteScheduler(&PriorityWriteSchedulerConfig{}).(*priorityWriteScheduler)
+ ws.AdjustStream(1, PriorityParam{StreamDep: 0, Weight: 15}) // idle
+ ws.AdjustStream(2, PriorityParam{StreamDep: 0, Weight: 15}) // idle
+ ws.AdjustStream(3, PriorityParam{StreamDep: 2, Weight: 20}) // idle
+ ws.OpenStream(4, OpenStreamOptions{})
+
+ want := "4{weight:15,parent:0}"
+ if got := fmtTree(ws, fmtNodeWeightParentSkipRoot); got != want {
+ t.Errorf("After open\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPrioritySection531NonExclusive(t *testing.T) {
+ // Example from RFC 7540 Section 5.3.1.
+ // A,B,C,D = 1,2,3,4
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(3, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(4, OpenStreamOptions{})
+ ws.AdjustStream(4, PriorityParam{
+ StreamDep: 1,
+ Weight: 15,
+ Exclusive: false,
+ })
+ want := "1{parent:0} 2{parent:1} 3{parent:1} 4{parent:1}"
+ if got := fmtTree(ws, fmtNodeParentSkipRoot); got != want {
+ t.Errorf("After adjust\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPrioritySection531Exclusive(t *testing.T) {
+ // Example from RFC 7540 Section 5.3.1.
+ // A,B,C,D = 1,2,3,4
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(3, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(4, OpenStreamOptions{})
+ ws.AdjustStream(4, PriorityParam{
+ StreamDep: 1,
+ Weight: 15,
+ Exclusive: true,
+ })
+ want := "1{parent:0} 2{parent:4} 3{parent:4} 4{parent:1}"
+ if got := fmtTree(ws, fmtNodeParentSkipRoot); got != want {
+ t.Errorf("After adjust\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func makeSection533Tree() *priorityWriteScheduler {
+ // Initial tree from RFC 7540 Section 5.3.3.
+ // A,B,C,D,E,F = 1,2,3,4,5,6
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(3, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(4, OpenStreamOptions{PusherID: 3})
+ ws.OpenStream(5, OpenStreamOptions{PusherID: 3})
+ ws.OpenStream(6, OpenStreamOptions{PusherID: 4})
+ return ws
+}
+
+func TestPrioritySection533NonExclusive(t *testing.T) {
+ // Example from RFC 7540 Section 5.3.3.
+ // A,B,C,D,E,F = 1,2,3,4,5,6
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(3, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(4, OpenStreamOptions{PusherID: 3})
+ ws.OpenStream(5, OpenStreamOptions{PusherID: 3})
+ ws.OpenStream(6, OpenStreamOptions{PusherID: 4})
+ ws.AdjustStream(1, PriorityParam{
+ StreamDep: 4,
+ Weight: 15,
+ Exclusive: false,
+ })
+ want := "1{parent:4} 2{parent:1} 3{parent:1} 4{parent:0} 5{parent:3} 6{parent:4}"
+ if got := fmtTree(ws, fmtNodeParentSkipRoot); got != want {
+ t.Errorf("After adjust\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPrioritySection533Exclusive(t *testing.T) {
+ // Example from RFC 7540 Section 5.3.3.
+ // A,B,C,D,E,F = 1,2,3,4,5,6
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(3, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(4, OpenStreamOptions{PusherID: 3})
+ ws.OpenStream(5, OpenStreamOptions{PusherID: 3})
+ ws.OpenStream(6, OpenStreamOptions{PusherID: 4})
+ ws.AdjustStream(1, PriorityParam{
+ StreamDep: 4,
+ Weight: 15,
+ Exclusive: true,
+ })
+ want := "1{parent:4} 2{parent:1} 3{parent:1} 4{parent:0} 5{parent:3} 6{parent:1}"
+ if got := fmtTree(ws, fmtNodeParentSkipRoot); got != want {
+ t.Errorf("After adjust\ngot %q\nwant %q", got, want)
+ }
+ if err := checkPriorityWellFormed(ws); err != nil {
+ t.Error(err)
+ }
+}
+
+func checkPopAll(ws WriteScheduler, order []uint32) error {
+ for k, id := range order {
+ wr, ok := ws.Pop()
+ if !ok {
+ return fmt.Errorf("Pop[%d]: got ok=false, want %d (order=%v)", k, id, order)
+ }
+ if got := wr.StreamID(); got != id {
+ return fmt.Errorf("Pop[%d]: got %v, want %d (order=%v)", k, got, id, order)
+ }
+ }
+ wr, ok := ws.Pop()
+ if ok {
+ return fmt.Errorf("Pop[%d]: got %v, want ok=false (order=%v)", len(order), wr.StreamID(), order)
+ }
+ return nil
+}
+
+func TestPriorityPopFrom533Tree(t *testing.T) {
+ ws := makeSection533Tree()
+
+ ws.Push(makeWriteHeadersRequest(3 /*C*/))
+ ws.Push(makeWriteNonStreamRequest())
+ ws.Push(makeWriteHeadersRequest(5 /*E*/))
+ ws.Push(makeWriteHeadersRequest(1 /*A*/))
+ t.Log("tree:", fmtTree(ws, fmtNodeParentSkipRoot))
+
+ if err := checkPopAll(ws, []uint32{0 /*NonStream*/, 1, 3, 5}); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPriorityPopFromLinearTree(t *testing.T) {
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+ ws.OpenStream(3, OpenStreamOptions{PusherID: 2})
+ ws.OpenStream(4, OpenStreamOptions{PusherID: 3})
+
+ ws.Push(makeWriteHeadersRequest(3))
+ ws.Push(makeWriteHeadersRequest(4))
+ ws.Push(makeWriteHeadersRequest(1))
+ ws.Push(makeWriteHeadersRequest(2))
+ ws.Push(makeWriteNonStreamRequest())
+ ws.Push(makeWriteNonStreamRequest())
+ t.Log("tree:", fmtTree(ws, fmtNodeParentSkipRoot))
+
+ if err := checkPopAll(ws, []uint32{0, 0 /*NonStreams*/, 1, 2, 3, 4}); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPriorityFlowControl(t *testing.T) {
+ ws := NewPriorityWriteScheduler(&PriorityWriteSchedulerConfig{ThrottleOutOfOrderWrites: false})
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+
+ sc := &serverConn{maxFrameSize: 16}
+ st1 := &stream{id: 1, sc: sc}
+ st2 := &stream{id: 2, sc: sc}
+
+ ws.Push(FrameWriteRequest{&writeData{1, make([]byte, 16), false}, st1, nil})
+ ws.Push(FrameWriteRequest{&writeData{2, make([]byte, 16), false}, st2, nil})
+ ws.AdjustStream(2, PriorityParam{StreamDep: 1})
+
+ // No flow-control bytes available.
+ if wr, ok := ws.Pop(); ok {
+ t.Fatalf("Pop(limited by flow control)=%v,true, want false", wr)
+ }
+
+ // Add enough flow-control bytes to write st2 in two Pop calls.
+ // Should write data from st2 even though it's lower priority than st1.
+ for i := 1; i <= 2; i++ {
+ st2.flow.add(8)
+ wr, ok := ws.Pop()
+ if !ok {
+ t.Fatalf("Pop(%d)=false, want true", i)
+ }
+ if got, want := wr.DataSize(), 8; got != want {
+ t.Fatalf("Pop(%d)=%d bytes, want %d bytes", i, got, want)
+ }
+ }
+}
+
+func TestPriorityThrottleOutOfOrderWrites(t *testing.T) {
+ ws := NewPriorityWriteScheduler(&PriorityWriteSchedulerConfig{ThrottleOutOfOrderWrites: true})
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{PusherID: 1})
+
+ sc := &serverConn{maxFrameSize: 4096}
+ st1 := &stream{id: 1, sc: sc}
+ st2 := &stream{id: 2, sc: sc}
+ st1.flow.add(4096)
+ st2.flow.add(4096)
+ ws.Push(FrameWriteRequest{&writeData{2, make([]byte, 4096), false}, st2, nil})
+ ws.AdjustStream(2, PriorityParam{StreamDep: 1})
+
+ // We have enough flow-control bytes to write st2 in a single Pop call.
+ // However, due to out-of-order write throttling, the first call should
+ // only write 1KB.
+ wr, ok := ws.Pop()
+ if !ok {
+ t.Fatalf("Pop(st2.first)=false, want true")
+ }
+ if got, want := wr.StreamID(), uint32(2); got != want {
+ t.Fatalf("Pop(st2.first)=stream %d, want stream %d", got, want)
+ }
+ if got, want := wr.DataSize(), 1024; got != want {
+ t.Fatalf("Pop(st2.first)=%d bytes, want %d bytes", got, want)
+ }
+
+ // Now add data on st1. This should take precedence.
+ ws.Push(FrameWriteRequest{&writeData{1, make([]byte, 4096), false}, st1, nil})
+ wr, ok = ws.Pop()
+ if !ok {
+ t.Fatalf("Pop(st1)=false, want true")
+ }
+ if got, want := wr.StreamID(), uint32(1); got != want {
+ t.Fatalf("Pop(st1)=stream %d, want stream %d", got, want)
+ }
+ if got, want := wr.DataSize(), 4096; got != want {
+ t.Fatalf("Pop(st1)=%d bytes, want %d bytes", got, want)
+ }
+
+ // Should go back to writing 1KB from st2.
+ wr, ok = ws.Pop()
+ if !ok {
+ t.Fatalf("Pop(st2.last)=false, want true")
+ }
+ if got, want := wr.StreamID(), uint32(2); got != want {
+ t.Fatalf("Pop(st2.last)=stream %d, want stream %d", got, want)
+ }
+ if got, want := wr.DataSize(), 1024; got != want {
+ t.Fatalf("Pop(st2.last)=%d bytes, want %d bytes", got, want)
+ }
+}
+
+func TestPriorityWeights(t *testing.T) {
+ ws := defaultPriorityWriteScheduler()
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.OpenStream(2, OpenStreamOptions{})
+
+ sc := &serverConn{maxFrameSize: 8}
+ st1 := &stream{id: 1, sc: sc}
+ st2 := &stream{id: 2, sc: sc}
+ st1.flow.add(40)
+ st2.flow.add(40)
+
+ ws.Push(FrameWriteRequest{&writeData{1, make([]byte, 40), false}, st1, nil})
+ ws.Push(FrameWriteRequest{&writeData{2, make([]byte, 40), false}, st2, nil})
+ ws.AdjustStream(1, PriorityParam{StreamDep: 0, Weight: 34})
+ ws.AdjustStream(2, PriorityParam{StreamDep: 0, Weight: 9})
+
+ // st1 gets 3.5x the bandwidth of st2 (3.5 = (34+1)/(9+1)).
+ // The maximum frame size is 8 bytes. The write sequence should be:
+ // st1, total bytes so far is (st1=8, st=0)
+ // st2, total bytes so far is (st1=8, st=8)
+ // st1, total bytes so far is (st1=16, st=8)
+ // st1, total bytes so far is (st1=24, st=8) // 3x bandwidth
+ // st1, total bytes so far is (st1=32, st=8) // 4x bandwidth
+ // st2, total bytes so far is (st1=32, st=16) // 2x bandwidth
+ // st1, total bytes so far is (st1=40, st=16)
+ // st2, total bytes so far is (st1=40, st=24)
+ // st2, total bytes so far is (st1=40, st=32)
+ // st2, total bytes so far is (st1=40, st=40)
+ if err := checkPopAll(ws, []uint32{1, 2, 1, 1, 1, 2, 1, 2, 2, 2}); err != nil {
+ t.Error(err)
+ }
+}
+
+func TestPriorityRstStreamOnNonOpenStreams(t *testing.T) {
+ ws := NewPriorityWriteScheduler(&PriorityWriteSchedulerConfig{
+ MaxClosedNodesInTree: 0,
+ MaxIdleNodesInTree: 0,
+ })
+ ws.OpenStream(1, OpenStreamOptions{})
+ ws.CloseStream(1)
+ ws.Push(FrameWriteRequest{write: streamError(1, ErrCodeProtocol)})
+ ws.Push(FrameWriteRequest{write: streamError(2, ErrCodeProtocol)})
+
+ if err := checkPopAll(ws, []uint32{1, 2}); err != nil {
+ t.Error(err)
+ }
+}