peer_test.go

Documentation: go.etcd.io/etcd/server/v3/etcdserver/api/rafthttp

     1  // Copyright 2015 The etcd Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package rafthttp
    16  
    17  import (
    18  	"testing"
    19  
    20  	"go.etcd.io/etcd/raft/v3/raftpb"
    21  )
    22  
    23  func TestPeerPick(t *testing.T) {
    24  	tests := []struct {
    25  		msgappWorking  bool
    26  		messageWorking bool
    27  		m              raftpb.Message
    28  		wpicked        string
    29  	}{
    30  		{
    31  			true, true,
    32  			raftpb.Message{Type: raftpb.MsgSnap},
    33  			pipelineMsg,
    34  		},
    35  		{
    36  			true, true,
    37  			raftpb.Message{Type: raftpb.MsgApp, Term: 1, LogTerm: 1},
    38  			streamAppV2,
    39  		},
    40  		{
    41  			true, true,
    42  			raftpb.Message{Type: raftpb.MsgProp},
    43  			streamMsg,
    44  		},
    45  		{
    46  			true, true,
    47  			raftpb.Message{Type: raftpb.MsgHeartbeat},
    48  			streamMsg,
    49  		},
    50  		{
    51  			false, true,
    52  			raftpb.Message{Type: raftpb.MsgApp, Term: 1, LogTerm: 1},
    53  			streamMsg,
    54  		},
    55  		{
    56  			false, false,
    57  			raftpb.Message{Type: raftpb.MsgApp, Term: 1, LogTerm: 1},
    58  			pipelineMsg,
    59  		},
    60  		{
    61  			false, false,
    62  			raftpb.Message{Type: raftpb.MsgProp},
    63  			pipelineMsg,
    64  		},
    65  		{
    66  			false, false,
    67  			raftpb.Message{Type: raftpb.MsgSnap},
    68  			pipelineMsg,
    69  		},
    70  		{
    71  			false, false,
    72  			raftpb.Message{Type: raftpb.MsgHeartbeat},
    73  			pipelineMsg,
    74  		},
    75  	}
    76  	for i, tt := range tests {
    77  		peer := &peer{
    78  			msgAppV2Writer: &streamWriter{working: tt.msgappWorking},
    79  			writer:         &streamWriter{working: tt.messageWorking},
    80  			pipeline:       &pipeline{},
    81  		}
    82  		_, picked := peer.pick(tt.m)
    83  		if picked != tt.wpicked {
    84  			t.Errorf("#%d: picked = %v, want %v", i, picked, tt.wpicked)
    85  		}
    86  	}
    87  }
    88
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