// TestSyncTrigger tests that the server proposes a SYNC request when its sync timer ticks
func TestSyncTrigger(t *testing.T) {
n := newReadyNode()
st := make(chan time.Time, 1)
srv := &EtcdServer{
cfg: &ServerConfig{TickMs: 1},
r: raftNode{
Node: n,
raftStorage: raft.NewMemoryStorage(),
transport: rafthttp.NewNopTransporter(),
storage: &storageRecorder{},
},
store: store.NewNop(),
SyncTicker: st,
reqIDGen: idutil.NewGenerator(0, time.Time{}),
}
// trigger the server to become a leader and accept sync requests
go func() {
srv.start()
n.readyc <- raft.Ready{
SoftState: &raft.SoftState{
RaftState: raft.StateLeader,
},
}
// trigger a sync request
st <- time.Time{}
}()
action, _ := n.Wait(1)
go srv.Stop()
if len(action) != 1 {
t.Fatalf("len(action) = %d, want 1", len(action))
}
if action[0].Name != "Propose" {
t.Fatalf("action = %s, want Propose", action[0].Name)
}
data := action[0].Params[0].([]byte)
var req pb.Request
if err := req.Unmarshal(data); err != nil {
t.Fatalf("error unmarshalling data: %v", err)
}
if req.Method != "SYNC" {
t.Fatalf("unexpected proposed request: %#v", req.Method)
}
// wait on stop message
<-n.Chan()
}
func TestClusterGenID(t *testing.T) {
cs := newTestCluster([]*Member{
newTestMember(1, nil, "", nil),
newTestMember(2, nil, "", nil),
})
cs.genID()
if cs.ID() == 0 {
t.Fatalf("cluster.ID = %v, want not 0", cs.ID())
}
previd := cs.ID()
cs.SetStore(store.NewNop())
cs.AddMember(newTestMember(3, nil, "", nil))
cs.genID()
if cs.ID() == previd {
t.Fatalf("cluster.ID = %v, want not %v", cs.ID(), previd)
}
}