dc109cce26
* les: move serverPool to les/vflux/client * les: add metrics * les: moved ValueTracker inside ServerPool * les: protect against node registration before server pool is started * les/vflux/client: fixed tests * les: make peer registration safe
96 lines
2.9 KiB
Go
96 lines
2.9 KiB
Go
// Copyright 2020 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package client
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import (
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/common/mclock"
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"github.com/ethereum/go-ethereum/p2p/enode"
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"github.com/ethereum/go-ethereum/p2p/enr"
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"github.com/ethereum/go-ethereum/p2p/nodestate"
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)
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func testNode(i int) *enode.Node {
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return enode.SignNull(new(enr.Record), testNodeID(i))
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}
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func TestQueueIteratorFIFO(t *testing.T) {
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testQueueIterator(t, true)
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}
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func TestQueueIteratorLIFO(t *testing.T) {
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testQueueIterator(t, false)
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}
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func testQueueIterator(t *testing.T, fifo bool) {
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ns := nodestate.NewNodeStateMachine(nil, nil, &mclock.Simulated{}, testSetup)
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qi := NewQueueIterator(ns, sfTest2, sfTest3.Or(sfTest4), fifo, nil)
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ns.Start()
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for i := 1; i <= iterTestNodeCount; i++ {
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ns.SetState(testNode(i), sfTest1, nodestate.Flags{}, 0)
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}
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next := func() int {
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ch := make(chan struct{})
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go func() {
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qi.Next()
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close(ch)
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}()
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select {
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case <-ch:
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case <-time.After(time.Second * 5):
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t.Fatalf("Iterator.Next() timeout")
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}
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node := qi.Node()
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ns.SetState(node, sfTest4, nodestate.Flags{}, 0)
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return testNodeIndex(node.ID())
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}
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exp := func(i int) {
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n := next()
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if n != i {
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t.Errorf("Wrong item returned by iterator (expected %d, got %d)", i, n)
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}
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}
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explist := func(list []int) {
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for i := range list {
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if fifo {
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exp(list[i])
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} else {
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exp(list[len(list)-1-i])
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}
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}
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}
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ns.SetState(testNode(1), sfTest2, nodestate.Flags{}, 0)
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ns.SetState(testNode(2), sfTest2, nodestate.Flags{}, 0)
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ns.SetState(testNode(3), sfTest2, nodestate.Flags{}, 0)
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explist([]int{1, 2, 3})
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ns.SetState(testNode(4), sfTest2, nodestate.Flags{}, 0)
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ns.SetState(testNode(5), sfTest2, nodestate.Flags{}, 0)
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ns.SetState(testNode(6), sfTest2, nodestate.Flags{}, 0)
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ns.SetState(testNode(5), sfTest3, nodestate.Flags{}, 0)
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explist([]int{4, 6})
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ns.SetState(testNode(1), nodestate.Flags{}, sfTest4, 0)
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ns.SetState(testNode(2), nodestate.Flags{}, sfTest4, 0)
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ns.SetState(testNode(3), nodestate.Flags{}, sfTest4, 0)
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ns.SetState(testNode(2), sfTest3, nodestate.Flags{}, 0)
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ns.SetState(testNode(2), nodestate.Flags{}, sfTest3, 0)
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explist([]int{1, 3, 2})
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ns.Stop()
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}
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