github.com/leonlxy/hyperledger@v1.0.0-alpha.0.20170427033203-34922035d248/gossip/comm/mock/mock_comm_test.go (about)

     1  /*
     2  Copyright IBM Corp. 2016 All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8                   http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package mock
    18  
    19  import (
    20  	"testing"
    21  
    22  	"github.com/hyperledger/fabric/gossip/comm"
    23  	"github.com/hyperledger/fabric/gossip/common"
    24  	proto "github.com/hyperledger/fabric/protos/gossip"
    25  	"github.com/stretchr/testify/assert"
    26  )
    27  
    28  func TestMockComm(t *testing.T) {
    29  	first := &socketMock{"first", make(chan interface{})}
    30  	second := &socketMock{"second", make(chan interface{})}
    31  	members := make(map[string]*socketMock)
    32  
    33  	members[first.endpoint] = first
    34  	members[second.endpoint] = second
    35  
    36  	comm1 := NewCommMock(first.endpoint, members)
    37  	defer comm1.Stop()
    38  
    39  	msgCh := comm1.Accept(func(message interface{}) bool {
    40  		return message.(proto.ReceivedMessage).GetGossipMessage().GetStateRequest() != nil ||
    41  			message.(proto.ReceivedMessage).GetGossipMessage().GetStateResponse() != nil
    42  	})
    43  
    44  	comm2 := NewCommMock(second.endpoint, members)
    45  	defer comm2.Stop()
    46  
    47  	comm2.Send((&proto.GossipMessage{
    48  		Content: &proto.GossipMessage_StateRequest{&proto.RemoteStateRequest{
    49  			StartSeqNum: 1,
    50  			EndSeqNum:   3,
    51  		}},
    52  	}).NoopSign(), &comm.RemotePeer{"first", common.PKIidType("first")})
    53  
    54  	msg := <-msgCh
    55  
    56  	assert.NotNil(t, msg.GetGossipMessage().GetStateRequest())
    57  	assert.Equal(t, "first", string(comm1.GetPKIid()))
    58  }
    59  
    60  func TestMockComm_PingPong(t *testing.T) {
    61  	members := make(map[string]*socketMock)
    62  
    63  	members["peerA"] = &socketMock{"peerA", make(chan interface{})}
    64  	members["peerB"] = &socketMock{"peerB", make(chan interface{})}
    65  
    66  	peerA := NewCommMock("peerA", members)
    67  	peerB := NewCommMock("peerB", members)
    68  
    69  	all := func(interface{}) bool {
    70  		return true
    71  	}
    72  
    73  	rcvChA := peerA.Accept(all)
    74  	rcvChB := peerB.Accept(all)
    75  
    76  	peerA.Send((&proto.GossipMessage{
    77  		Content: &proto.GossipMessage_DataMsg{
    78  			&proto.DataMessage{
    79  				&proto.Payload{1, "", []byte("Ping")},
    80  			}},
    81  	}).NoopSign(), &comm.RemotePeer{"peerB", common.PKIidType("peerB")})
    82  
    83  	msg := <-rcvChB
    84  	dataMsg := msg.GetGossipMessage().GetDataMsg()
    85  	data := string(dataMsg.Payload.Data)
    86  	assert.Equal(t, "Ping", data)
    87  
    88  	msg.Respond(&proto.GossipMessage{
    89  		Content: &proto.GossipMessage_DataMsg{
    90  			&proto.DataMessage{
    91  				&proto.Payload{1, "", []byte("Pong")},
    92  			}},
    93  	})
    94  
    95  	msg = <-rcvChA
    96  	dataMsg = msg.GetGossipMessage().GetDataMsg()
    97  	data = string(dataMsg.Payload.Data)
    98  	assert.Equal(t, "Pong", data)
    99  
   100  }