https://github.com/coreos/etcd
Tip revision: 6335fdc595ff03d27007db04e5b545189b9647c6 authored by Yicheng Qin on 21 July 2015, 17:41:26 UTC
*: bump to v2.1.1
*: bump to v2.1.1
Tip revision: 6335fdc
raft_test.go
// Copyright 2015 CoreOS, Inc.
//
// 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 etcdserver
import (
"encoding/json"
"reflect"
"testing"
"time"
"github.com/coreos/etcd/pkg/pbutil"
"github.com/coreos/etcd/pkg/types"
"github.com/coreos/etcd/raft"
"github.com/coreos/etcd/raft/raftpb"
)
func TestGetIDs(t *testing.T) {
addcc := &raftpb.ConfChange{Type: raftpb.ConfChangeAddNode, NodeID: 2}
addEntry := raftpb.Entry{Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(addcc)}
removecc := &raftpb.ConfChange{Type: raftpb.ConfChangeRemoveNode, NodeID: 2}
removeEntry := raftpb.Entry{Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(removecc)}
normalEntry := raftpb.Entry{Type: raftpb.EntryNormal}
tests := []struct {
confState *raftpb.ConfState
ents []raftpb.Entry
widSet []uint64
}{
{nil, []raftpb.Entry{}, []uint64{}},
{&raftpb.ConfState{Nodes: []uint64{1}},
[]raftpb.Entry{}, []uint64{1}},
{&raftpb.ConfState{Nodes: []uint64{1}},
[]raftpb.Entry{addEntry}, []uint64{1, 2}},
{&raftpb.ConfState{Nodes: []uint64{1}},
[]raftpb.Entry{addEntry, removeEntry}, []uint64{1}},
{&raftpb.ConfState{Nodes: []uint64{1}},
[]raftpb.Entry{addEntry, normalEntry}, []uint64{1, 2}},
{&raftpb.ConfState{Nodes: []uint64{1}},
[]raftpb.Entry{addEntry, removeEntry, normalEntry}, []uint64{1}},
}
for i, tt := range tests {
var snap raftpb.Snapshot
if tt.confState != nil {
snap.Metadata.ConfState = *tt.confState
}
idSet := getIDs(&snap, tt.ents)
if !reflect.DeepEqual(idSet, tt.widSet) {
t.Errorf("#%d: idset = %#v, want %#v", i, idSet, tt.widSet)
}
}
}
func TestCreateConfigChangeEnts(t *testing.T) {
m := Member{
ID: types.ID(1),
RaftAttributes: RaftAttributes{PeerURLs: []string{"http://localhost:7001", "http://localhost:2380"}},
}
ctx, err := json.Marshal(m)
if err != nil {
t.Fatal(err)
}
addcc1 := &raftpb.ConfChange{Type: raftpb.ConfChangeAddNode, NodeID: 1, Context: ctx}
removecc2 := &raftpb.ConfChange{Type: raftpb.ConfChangeRemoveNode, NodeID: 2}
removecc3 := &raftpb.ConfChange{Type: raftpb.ConfChangeRemoveNode, NodeID: 3}
tests := []struct {
ids []uint64
self uint64
term, index uint64
wents []raftpb.Entry
}{
{
[]uint64{1},
1,
1, 1,
[]raftpb.Entry{},
},
{
[]uint64{1, 2},
1,
1, 1,
[]raftpb.Entry{{Term: 1, Index: 2, Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(removecc2)}},
},
{
[]uint64{1, 2},
1,
2, 2,
[]raftpb.Entry{{Term: 2, Index: 3, Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(removecc2)}},
},
{
[]uint64{1, 2, 3},
1,
2, 2,
[]raftpb.Entry{
{Term: 2, Index: 3, Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(removecc2)},
{Term: 2, Index: 4, Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(removecc3)},
},
},
{
[]uint64{2, 3},
2,
2, 2,
[]raftpb.Entry{
{Term: 2, Index: 3, Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(removecc3)},
},
},
{
[]uint64{2, 3},
1,
2, 2,
[]raftpb.Entry{
{Term: 2, Index: 3, Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(removecc2)},
{Term: 2, Index: 4, Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(removecc3)},
{Term: 2, Index: 5, Type: raftpb.EntryConfChange, Data: pbutil.MustMarshal(addcc1)},
},
},
}
for i, tt := range tests {
gents := createConfigChangeEnts(tt.ids, tt.self, tt.term, tt.index)
if !reflect.DeepEqual(gents, tt.wents) {
t.Errorf("#%d: ents = %v, want %v", i, gents, tt.wents)
}
}
}
func TestStopRaftWhenWaitingForApplyDone(t *testing.T) {
n := newReadyNode()
r := raftNode{
Node: n,
applyc: make(chan apply),
storage: &storageRecorder{},
raftStorage: raft.NewMemoryStorage(),
transport: &nopTransporter{},
stopped: make(chan struct{}),
done: make(chan struct{}),
}
r.s = &EtcdServer{r: r}
go r.run()
n.readyc <- raft.Ready{}
select {
case <-r.applyc:
case <-time.After(time.Second):
t.Fatalf("failed to receive apply struct")
}
r.stopped <- struct{}{}
select {
case <-r.done:
case <-time.After(time.Second):
t.Fatalf("failed to stop raft loop")
}
}