* eth/downloader: refactor downloader + queue downloader, fetcher: throttle-metrics, fetcher filter improvements, standalone resultcache downloader: more accurate deliverytime calculation, less mem overhead in state requests downloader/queue: increase underlying buffer of results, new throttle mechanism eth/downloader: updates to tests eth/downloader: fix up some review concerns eth/downloader/queue: minor fixes eth/downloader: minor fixes after review call eth/downloader: testcases for queue.go eth/downloader: minor change, don't set progress unless progress... eth/downloader: fix flaw which prevented useless peers from being dropped eth/downloader: try to fix tests eth/downloader: verify non-deliveries against advertised remote head eth/downloader: fix flaw with checking closed-status causing hang eth/downloader: hashing avoidance eth/downloader: review concerns + simplify resultcache and queue eth/downloader: add back some locks, address review concerns downloader/queue: fix remaining lock flaw * eth/downloader: nitpick fixes * eth/downloader: remove the *2*3/4 throttling threshold dance * eth/downloader: print correct throttle threshold in stats Co-authored-by: Péter Szilágyi <peterke@gmail.com>
		
			
				
	
	
		
			54 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2020 The go-ethereum Authors
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| // This file is part of go-ethereum.
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| //
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| // go-ethereum is free software: you can redistribute it and/or modify
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| // it under the terms of the GNU 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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| // go-ethereum 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 General Public License for more details.
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| //
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| // You should have received a copy of the GNU General Public License
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| // along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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| 
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| package downloader
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| 
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| import (
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| 	"sort"
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| 	"testing"
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| )
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| 
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| func TestPeerThroughputSorting(t *testing.T) {
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| 	a := &peerConnection{
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| 		id:               "a",
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| 		headerThroughput: 1.25,
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| 	}
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| 	b := &peerConnection{
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| 		id:               "b",
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| 		headerThroughput: 1.21,
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| 	}
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| 	c := &peerConnection{
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| 		id:               "c",
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| 		headerThroughput: 1.23,
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| 	}
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| 
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| 	peers := []*peerConnection{a, b, c}
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| 	tps := []float64{a.headerThroughput,
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| 		b.headerThroughput, c.headerThroughput}
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| 	sortPeers := &peerThroughputSort{peers, tps}
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| 	sort.Sort(sortPeers)
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| 	if got, exp := sortPeers.p[0].id, "a"; got != exp {
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| 		t.Errorf("sort fail, got %v exp %v", got, exp)
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| 	}
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| 	if got, exp := sortPeers.p[1].id, "c"; got != exp {
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| 		t.Errorf("sort fail, got %v exp %v", got, exp)
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| 	}
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| 	if got, exp := sortPeers.p[2].id, "b"; got != exp {
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| 		t.Errorf("sort fail, got %v exp %v", got, exp)
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| 	}
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| 
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| }
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