// Note that Ping won't work with old (1.2) mongo servers.
func (mgw *MongoWrapper) TestConnection(timeout time.Duration) bool {
session, err := mgo.DialWithTimeout(mgw.url(), timeout)
if err != nil {
return false
}
defer session.Close()
session.SetSyncTimeout(timeout)
if err = session.Ping(); err != nil {
return false
}
return true
}
// ping won't work with old (1.2) mongo servers.
func (ins *instance) ping(timeout time.Duration) bool {
session, err := mgo.DialWithTimeout(ins.url(), timeout)
if err != nil {
return false
}
defer session.Close()
session.SetSyncTimeout(timeout)
if err = session.Ping(); err != nil {
return false
}
return true
}
func (s *S) TestDialWithTimeout(c *C) {
if *fast {
c.Skip("-fast")
}
timeout := 2 * time.Second
started := time.Now()
// 40009 isn't used by the test servers.
session, err := mgo.DialWithTimeout("localhost:40009", timeout)
if session != nil {
session.Close()
}
c.Assert(err, ErrorMatches, "no reachable servers")
c.Assert(session, IsNil)
c.Assert(started.Before(time.Now().Add(-timeout)), Equals, true)
c.Assert(started.After(time.Now().Add(-timeout*2)), Equals, true)
}
func (s *S) TestSocketTimeoutOnDial(c *C) {
if *fast {
c.Skip("-fast")
}
timeout := 1 * time.Second
defer mgo.HackSyncSocketTimeout(timeout)()
s.Freeze("localhost:40001")
started := time.Now()
session, err := mgo.DialWithTimeout("localhost:40001", timeout)
c.Assert(err, ErrorMatches, "no reachable servers")
c.Assert(session, IsNil)
c.Assert(started.Before(time.Now().Add(-timeout)), Equals, true)
c.Assert(started.After(time.Now().Add(-20*time.Second)), Equals, true)
}