github.com/status-im/status-go@v1.1.0/waku/v1/peer_test.go (about)

     1  // Copyright 2019 The Waku Library Authors.
     2  //
     3  // The Waku library is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Lesser General Public License as published by
     5  // the Free Software Foundation, either version 3 of the License, or
     6  // (at your option) any later version.
     7  //
     8  // The Waku library is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty off
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    11  // GNU Lesser General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Lesser General Public License
    14  // along with the Waku library. If not, see <http://www.gnu.org/licenses/>.
    15  //
    16  // This software uses the go-ethereum library, which is licensed
    17  // under the GNU Lesser General Public Library, version 3 or any later.
    18  
    19  package v1
    20  
    21  import (
    22  	mrand "math/rand"
    23  	"testing"
    24  	"time"
    25  
    26  	"github.com/stretchr/testify/require"
    27  
    28  	"github.com/ethereum/go-ethereum/crypto"
    29  	"github.com/ethereum/go-ethereum/p2p"
    30  
    31  	"github.com/status-im/status-go/waku/common"
    32  )
    33  
    34  var seed int64
    35  
    36  // initSingleTest should be called in the beginning of every
    37  // test, which uses RNG, in order to make the tests
    38  // reproduciblity independent of their sequence.
    39  func initSingleTest() {
    40  	seed = time.Now().Unix()
    41  	mrand.Seed(seed)
    42  }
    43  
    44  var sharedTopic = common.TopicType{0xF, 0x1, 0x2, 0}
    45  var wrongTopic = common.TopicType{0, 0, 0, 0}
    46  
    47  // two generic waku node handshake. one don't send light flag
    48  func TestTopicOrBloomMatch(t *testing.T) {
    49  	p := Peer{}
    50  	p.setTopicInterest([]common.TopicType{sharedTopic})
    51  	envelope := &common.Envelope{Topic: sharedTopic}
    52  	if !p.topicOrBloomMatch(envelope) {
    53  		t.Fatal("envelope should match")
    54  	}
    55  
    56  	badEnvelope := &common.Envelope{Topic: wrongTopic}
    57  	if p.topicOrBloomMatch(badEnvelope) {
    58  		t.Fatal("envelope should not match")
    59  	}
    60  
    61  }
    62  
    63  func TestTopicOrBloomMatchFullNode(t *testing.T) {
    64  	p := Peer{}
    65  	// Set as full node
    66  	p.fullNode = true
    67  	p.setTopicInterest([]common.TopicType{sharedTopic})
    68  	envelope := &common.Envelope{Topic: sharedTopic}
    69  	if !p.topicOrBloomMatch(envelope) {
    70  		t.Fatal("envelope should match")
    71  	}
    72  
    73  	badEnvelope := &common.Envelope{Topic: wrongTopic}
    74  	if p.topicOrBloomMatch(badEnvelope) {
    75  		t.Fatal("envelope should not match")
    76  	}
    77  }
    78  
    79  func TestPeerBasic(t *testing.T) {
    80  	initSingleTest()
    81  
    82  	params, err := generateMessageParams()
    83  	if err != nil {
    84  		t.Fatalf("failed generateMessageParams with seed %d.", seed)
    85  	}
    86  
    87  	params.PoW = 0.001
    88  	msg, err := common.NewSentMessage(params)
    89  	if err != nil {
    90  		t.Fatalf("failed to create new message with seed %d: %s.", seed, err)
    91  	}
    92  	env, err := msg.Wrap(params, time.Now())
    93  	if err != nil {
    94  		t.Fatalf("failed Wrap with seed %d.", seed)
    95  	}
    96  
    97  	p := NewPeer(nil, nil, nil, nil, nil)
    98  	p.Mark(env)
    99  	if !p.Marked(env) {
   100  		t.Fatalf("failed mark with seed %d.", seed)
   101  	}
   102  }
   103  
   104  func TestSendBundle(t *testing.T) {
   105  	rw1, rw2 := p2p.MsgPipe()
   106  	defer func() { handleError(t, rw1.Close()) }()
   107  	defer func() { handleError(t, rw2.Close()) }()
   108  	envelopes := []*common.Envelope{{
   109  		Expiry: 0,
   110  		TTL:    30,
   111  		Topic:  common.TopicType{1},
   112  		Data:   []byte{1, 1, 1},
   113  	}}
   114  
   115  	errc := make(chan error)
   116  	go func() {
   117  		stats := &common.StatsTracker{}
   118  		p := NewPeer(nil, nil, rw1, nil, stats)
   119  		_, err := p.SendBundle(envelopes)
   120  		errc <- err
   121  	}()
   122  	require.NoError(t, p2p.ExpectMsg(rw2, messagesCode, envelopes))
   123  	require.NoError(t, <-errc)
   124  }
   125  
   126  func generateMessageParams() (*common.MessageParams, error) {
   127  	// set all the parameters except p.Dst and p.Padding
   128  
   129  	buf := make([]byte, 4)
   130  	mrand.Read(buf)       // nolint: gosec
   131  	sz := mrand.Intn(400) // nolint: gosec
   132  
   133  	var p common.MessageParams
   134  	p.PoW = 0.01
   135  	p.WorkTime = 1
   136  	p.TTL = uint32(mrand.Intn(1024)) // nolint: gosec
   137  	p.Payload = make([]byte, sz)
   138  	p.KeySym = make([]byte, common.AESKeyLength)
   139  	mrand.Read(p.Payload) // nolint: gosec
   140  	mrand.Read(p.KeySym)  // nolint: gosec
   141  	p.Topic = common.BytesToTopic(buf)
   142  
   143  	var err error
   144  	p.Src, err = crypto.GenerateKey()
   145  	if err != nil {
   146  		return nil, err
   147  	}
   148  
   149  	return &p, nil
   150  }
   151  
   152  func handleError(t *testing.T, err error) {
   153  	if err != nil {
   154  		t.Logf("deferred function error: '%s'", err)
   155  	}
   156  }