github.com/alexdevranger/node-1.8.27@v0.0.0-20221128213301-aa5841e41d2d/swarm/network/simulation/kademlia_test.go (about)

     1  // Copyright 2018 The go-ethereum Authors
     2  // This file is part of the go-dubxcoin library.
     3  //
     4  // The go-dubxcoin library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-dubxcoin library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-dubxcoin library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package simulation
    18  
    19  import (
    20  	"context"
    21  	"sync"
    22  	"testing"
    23  	"time"
    24  
    25  	"github.com/alexdevranger/node-1.8.27/node"
    26  	"github.com/alexdevranger/node-1.8.27/p2p/simulations/adapters"
    27  	"github.com/alexdevranger/node-1.8.27/swarm/network"
    28  )
    29  
    30  func TestWaitTillHealthy(t *testing.T) {
    31  	t.Skip("WaitTillHealthy depends on discovery, which relies on a reliable SuggestPeer, which is not reliable")
    32  
    33  	sim := New(map[string]ServiceFunc{
    34  		"bzz": func(ctx *adapters.ServiceContext, b *sync.Map) (node.Service, func(), error) {
    35  			addr := network.NewAddr(ctx.Config.Node())
    36  			hp := network.NewHiveParams()
    37  			config := &network.BzzConfig{
    38  				OverlayAddr:  addr.Over(),
    39  				UnderlayAddr: addr.Under(),
    40  				HiveParams:   hp,
    41  			}
    42  			kad := network.NewKademlia(addr.Over(), network.NewKadParams())
    43  			// store kademlia in node's bucket under BucketKeyKademlia
    44  			// so that it can be found by WaitTillHealthy method.
    45  			b.Store(BucketKeyKademlia, kad)
    46  			return network.NewBzz(config, kad, nil, nil, nil), nil, nil
    47  		},
    48  	})
    49  	defer sim.Close()
    50  
    51  	_, err := sim.AddNodesAndConnectRing(10)
    52  	if err != nil {
    53  		t.Fatal(err)
    54  	}
    55  
    56  	ctx, cancel := context.WithTimeout(context.Background(), 120*time.Second)
    57  	defer cancel()
    58  	ill, err := sim.WaitTillHealthy(ctx)
    59  	if err != nil {
    60  		for id, kad := range ill {
    61  			t.Log("Node", id)
    62  			t.Log(kad.String())
    63  		}
    64  		if err != nil {
    65  			t.Fatal(err)
    66  		}
    67  	}
    68  }