mirror of
https://github.com/ethereum/go-ethereum.git
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2321e64ed7
* merge geth v1.10.15 * fix: Removed FastSync from cli server * fix: TestHeadersRLPStorage * Added t.skip(ETH2 in bor) * fix: flow in create consensus engine * bumped version * Fix typo * increase block time * remove file * bumped version * merge gethv1.10.17 * bumped version * fix failing tests * Bump Go version to v1.18 (#368) * Bump Go version to v1.18.1 * Build using netgo tag This will create a static build using Go native networking stack. Checked and it works stable for all archs and distros. * Fix meta * Bump version * Meta as stable Co-authored-by: Shivam Sharma <shivam691999@gmail.com> Co-authored-by: Manav Darji <manavdarji.india@gmail.com> Co-authored-by: Sandeep Sreenath <sandeep.sreenath@gmail.com> Co-authored-by: Victor Castell <victor@victorcastell.com>
117 lines
2.8 KiB
Go
117 lines
2.8 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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"math/rand"
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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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type testIter struct {
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waitCh chan struct{}
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nodeCh chan *enode.Node
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node *enode.Node
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}
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func (i *testIter) Next() bool {
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if _, ok := <-i.waitCh; !ok {
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return false
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}
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i.node = <-i.nodeCh
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return true
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}
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func (i *testIter) Node() *enode.Node {
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return i.node
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}
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func (i *testIter) Close() {
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close(i.waitCh)
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}
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func (i *testIter) push() {
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var id enode.ID
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rand.Read(id[:])
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i.nodeCh <- enode.SignNull(new(enr.Record), id)
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}
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func (i *testIter) waiting(timeout time.Duration) bool {
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select {
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case i.waitCh <- struct{}{}:
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return true
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case <-time.After(timeout):
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return false
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}
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}
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func TestFillSet(t *testing.T) {
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ns := nodestate.NewNodeStateMachine(nil, nil, &mclock.Simulated{}, testSetup)
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iter := &testIter{
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waitCh: make(chan struct{}),
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nodeCh: make(chan *enode.Node),
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}
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fs := NewFillSet(ns, iter, sfTest1)
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ns.Start()
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expWaiting := func(i int, push bool) {
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for ; i > 0; i-- {
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if !iter.waiting(time.Second * 10) {
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t.Fatalf("FillSet not waiting for new nodes")
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}
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if push {
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iter.push()
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}
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}
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}
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expNotWaiting := func() {
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if iter.waiting(time.Millisecond * 100) {
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t.Fatalf("FillSet unexpectedly waiting for new nodes")
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}
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}
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expNotWaiting()
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fs.SetTarget(3)
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expWaiting(3, true)
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expNotWaiting()
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fs.SetTarget(100)
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expWaiting(2, true)
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expWaiting(1, false)
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// lower the target before the previous one has been filled up
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fs.SetTarget(0)
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iter.push()
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expNotWaiting()
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fs.SetTarget(10)
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expWaiting(4, true)
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expNotWaiting()
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// remove all previosly set flags
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ns.ForEach(sfTest1, nodestate.Flags{}, func(node *enode.Node, state nodestate.Flags) {
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ns.SetState(node, nodestate.Flags{}, sfTest1, 0)
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})
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// now expect FillSet to fill the set up again with 10 new nodes
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expWaiting(10, true)
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expNotWaiting()
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fs.Close()
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ns.Stop()
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}
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