| // Copyright 2015 The etcd Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package raft |
| |
| import ( |
| "math" |
| "reflect" |
| "strings" |
| "testing" |
| |
| pb "github.com/coreos/etcd/raft/raftpb" |
| ) |
| |
| var testFormatter EntryFormatter = func(data []byte) string { |
| return strings.ToUpper(string(data)) |
| } |
| |
| func TestDescribeEntry(t *testing.T) { |
| entry := pb.Entry{ |
| Term: 1, |
| Index: 2, |
| Type: pb.EntryNormal, |
| Data: []byte("hello\x00world"), |
| } |
| |
| defaultFormatted := DescribeEntry(entry, nil) |
| if defaultFormatted != "1/2 EntryNormal \"hello\\x00world\"" { |
| t.Errorf("unexpected default output: %s", defaultFormatted) |
| } |
| |
| customFormatted := DescribeEntry(entry, testFormatter) |
| if customFormatted != "1/2 EntryNormal HELLO\x00WORLD" { |
| t.Errorf("unexpected custom output: %s", customFormatted) |
| } |
| } |
| |
| func TestLimitSize(t *testing.T) { |
| ents := []pb.Entry{{Index: 4, Term: 4}, {Index: 5, Term: 5}, {Index: 6, Term: 6}} |
| tests := []struct { |
| maxsize uint64 |
| wentries []pb.Entry |
| }{ |
| {math.MaxUint64, []pb.Entry{{Index: 4, Term: 4}, {Index: 5, Term: 5}, {Index: 6, Term: 6}}}, |
| // even if maxsize is zero, the first entry should be returned |
| {0, []pb.Entry{{Index: 4, Term: 4}}}, |
| // limit to 2 |
| {uint64(ents[0].Size() + ents[1].Size()), []pb.Entry{{Index: 4, Term: 4}, {Index: 5, Term: 5}}}, |
| // limit to 2 |
| {uint64(ents[0].Size() + ents[1].Size() + ents[2].Size()/2), []pb.Entry{{Index: 4, Term: 4}, {Index: 5, Term: 5}}}, |
| {uint64(ents[0].Size() + ents[1].Size() + ents[2].Size() - 1), []pb.Entry{{Index: 4, Term: 4}, {Index: 5, Term: 5}}}, |
| // all |
| {uint64(ents[0].Size() + ents[1].Size() + ents[2].Size()), []pb.Entry{{Index: 4, Term: 4}, {Index: 5, Term: 5}, {Index: 6, Term: 6}}}, |
| } |
| |
| for i, tt := range tests { |
| if !reflect.DeepEqual(limitSize(ents, tt.maxsize), tt.wentries) { |
| t.Errorf("#%d: entries = %v, want %v", i, limitSize(ents, tt.maxsize), tt.wentries) |
| } |
| } |
| } |
| |
| func TestIsLocalMsg(t *testing.T) { |
| tests := []struct { |
| msgt pb.MessageType |
| isLocal bool |
| }{ |
| {pb.MsgHup, true}, |
| {pb.MsgBeat, true}, |
| {pb.MsgUnreachable, true}, |
| {pb.MsgSnapStatus, true}, |
| {pb.MsgCheckQuorum, true}, |
| {pb.MsgTransferLeader, false}, |
| {pb.MsgProp, false}, |
| {pb.MsgApp, false}, |
| {pb.MsgAppResp, false}, |
| {pb.MsgVote, false}, |
| {pb.MsgVoteResp, false}, |
| {pb.MsgSnap, false}, |
| {pb.MsgHeartbeat, false}, |
| {pb.MsgHeartbeatResp, false}, |
| {pb.MsgTimeoutNow, false}, |
| {pb.MsgReadIndex, false}, |
| {pb.MsgReadIndexResp, false}, |
| {pb.MsgPreVote, false}, |
| {pb.MsgPreVoteResp, false}, |
| } |
| |
| for i, tt := range tests { |
| got := IsLocalMsg(tt.msgt) |
| if got != tt.isLocal { |
| t.Errorf("#%d: got %v, want %v", i, got, tt.isLocal) |
| } |
| } |
| } |