68 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
		
		
			
		
	
	
			68 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
|   | // Copyright 2018 The go-ethereum Authors | ||
|  | // This file is part of the go-ethereum library. | ||
|  | // | ||
|  | // The go-ethereum library is free software: you can redistribute it and/or modify | ||
|  | // it under the terms of the GNU Lesser General Public License as published by | ||
|  | // the Free Software Foundation, either version 3 of the License, or | ||
|  | // (at your option) any later version. | ||
|  | // | ||
|  | // The go-ethereum library is distributed in the hope that it will be useful, | ||
|  | // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
|  | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
|  | // GNU Lesser General Public License for more details. | ||
|  | // | ||
|  | // You should have received a copy of the GNU Lesser General Public License | ||
|  | // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. | ||
|  | 
 | ||
|  | package simulation | ||
|  | 
 | ||
|  | import ( | ||
|  | 	"context" | ||
|  | 	"sync" | ||
|  | 	"testing" | ||
|  | 	"time" | ||
|  | 
 | ||
|  | 	"github.com/ethereum/go-ethereum/node" | ||
|  | 	"github.com/ethereum/go-ethereum/p2p/simulations/adapters" | ||
|  | 	"github.com/ethereum/go-ethereum/swarm/network" | ||
|  | ) | ||
|  | 
 | ||
|  | func TestWaitTillHealthy(t *testing.T) { | ||
|  | 	sim := New(map[string]ServiceFunc{ | ||
|  | 		"bzz": func(ctx *adapters.ServiceContext, b *sync.Map) (node.Service, func(), error) { | ||
|  | 			addr := network.NewAddrFromNodeID(ctx.Config.ID) | ||
|  | 			hp := network.NewHiveParams() | ||
|  | 			hp.Discovery = false | ||
|  | 			config := &network.BzzConfig{ | ||
|  | 				OverlayAddr:  addr.Over(), | ||
|  | 				UnderlayAddr: addr.Under(), | ||
|  | 				HiveParams:   hp, | ||
|  | 			} | ||
|  | 			kad := network.NewKademlia(addr.Over(), network.NewKadParams()) | ||
|  | 			// store kademlia in node's bucket under BucketKeyKademlia | ||
|  | 			// so that it can be found by WaitTillHealthy method. | ||
|  | 			b.Store(BucketKeyKademlia, kad) | ||
|  | 			return network.NewBzz(config, kad, nil, nil, nil), nil, nil | ||
|  | 		}, | ||
|  | 	}) | ||
|  | 	defer sim.Close() | ||
|  | 
 | ||
|  | 	_, err := sim.AddNodesAndConnectRing(10) | ||
|  | 	if err != nil { | ||
|  | 		t.Fatal(err) | ||
|  | 	} | ||
|  | 
 | ||
|  | 	ctx, cancel := context.WithTimeout(context.Background(), 120*time.Second) | ||
|  | 	defer cancel() | ||
|  | 	ill, err := sim.WaitTillHealthy(ctx, 2) | ||
|  | 	if err != nil { | ||
|  | 		for id, kad := range ill { | ||
|  | 			t.Log("Node", id) | ||
|  | 			t.Log(kad.String()) | ||
|  | 		} | ||
|  | 		if err != nil { | ||
|  | 			t.Fatal(err) | ||
|  | 		} | ||
|  | 	} | ||
|  | } |