forked from facebookarchive/dvara
/
replica_set_test.go
142 lines (126 loc) · 3.05 KB
/
replica_set_test.go
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package dvara
import (
"fmt"
"testing"
"github.com/facebookgo/subset"
"labix.org/v2/mgo"
"labix.org/v2/mgo/bson"
)
func TestReplicaSetMembers(t *testing.T) {
t.Parallel()
h := NewReplicaSetHarness(3, t)
defer h.Stop()
proxyMembers := h.ReplicaSet.ProxyMembers()
session := h.ProxySession()
defer session.Close()
status, err := replSetGetStatus(session)
if err != nil {
t.Fatal(err)
}
outerProxyResponseCheckLoop:
for _, m := range status.Members {
for _, p := range proxyMembers {
if m.Name == p {
continue outerProxyResponseCheckLoop
}
}
t.Fatalf("Unexpected member: %s", m.Name)
}
}
func TestStopNodeInReplica(t *testing.T) {
t.Parallel()
h := NewReplicaSetHarness(2, t)
defer h.Stop()
const dbName = "test"
const colName = "foo"
const keyName = "answer"
d := bson.M{"answer": "42"}
s := h.ProxySession()
defer s.Close()
s.SetSafe(&mgo.Safe{W: 2, WMode: "majority"})
if err := s.DB(dbName).C(colName).Insert(d); err != nil {
t.Fatal(err)
}
h.MgoReplicaSet.Servers[0].Stop()
s.SetMode(mgo.Monotonic, true)
var actual bson.M
if err := s.DB(dbName).C(colName).Find(d).One(&actual); err != nil {
t.Fatal(err)
}
subset.Assert(t, d, actual)
}
func TestProxyNotInReplicaSet(t *testing.T) {
t.Parallel()
h := NewSingleHarness(t)
defer h.Stop()
addr := "127.0.0.1:666"
expected := fmt.Sprintf("mongo %s is not in ReplicaSet", addr)
_, err := h.ReplicaSet.Proxy(addr)
if err == nil || err.Error() != expected {
t.Fatalf("did not get expected error, got: %s", err)
}
}
func TestAddSameProxyToReplicaSet(t *testing.T) {
t.Parallel()
r := &ReplicaSet{
Log: nopLogger{},
proxyToReal: make(map[string]string),
realToProxy: make(map[string]string),
proxies: make(map[string]*Proxy),
}
p := &Proxy{
ProxyAddr: "1",
MongoAddr: "2",
}
if err := r.add(p); err != nil {
t.Fatal(err)
}
expected := fmt.Sprintf("proxy %s already used in ReplicaSet", p.ProxyAddr)
err := r.add(p)
if err == nil || err.Error() != expected {
t.Fatalf("did not get expected error, got: %s", err)
}
}
func TestAddSameMongoToReplicaSet(t *testing.T) {
t.Parallel()
r := &ReplicaSet{
Log: nopLogger{},
proxyToReal: make(map[string]string),
realToProxy: make(map[string]string),
proxies: make(map[string]*Proxy),
}
p := &Proxy{
ProxyAddr: "1",
MongoAddr: "2",
}
if err := r.add(p); err != nil {
t.Fatal(err)
}
p = &Proxy{
ProxyAddr: "3",
MongoAddr: p.MongoAddr,
}
expected := fmt.Sprintf("mongo %s already exists in ReplicaSet", p.MongoAddr)
err := r.add(p)
if err == nil || err.Error() != expected {
t.Fatalf("did not get expected error, got: %s", err)
}
}
func TestNewListenerZeroZeroRandomPort(t *testing.T) {
t.Parallel()
r := &ReplicaSet{}
l, err := r.newListener()
if err != nil {
t.Fatal(err)
}
l.Close()
}
func TestNewListenerError(t *testing.T) {
t.Parallel()
r := &ReplicaSet{PortStart: 1, PortEnd: 1}
_, err := r.newListener()
expected := "could not find a free port in range 1-1"
if err == nil || err.Error() != expected {
t.Fatalf("did not get expected error, got: %s", err)
}
}