func (s *TestSuite) TestChannelsAfterReconnect(t *C) {
/**
* Client send/recv chans should work after disconnect and reconnect.
*/
ws, err := client.NewWebsocketClient(s.logger, s.api, "agent", nil)
t.Assert(err, IsNil)
ws.Start()
defer ws.Stop()
defer ws.Disconnect()
ws.Connect()
c := <-mock.ClientConnectChan
<-ws.ConnectChan() // connect ack
// Send cmd and wait for reply to ensure we're fully connected.
cmd := &proto.Cmd{
User: "******",
Ts: time.Now(),
Cmd: "Status",
}
c.SendChan <- cmd
got := test.WaitCmd(ws.RecvChan())
t.Assert(len(got), Equals, 1)
reply := cmd.Reply(nil, nil)
ws.SendChan() <- reply
data := test.WaitData(c.RecvChan)
t.Assert(len(data), Equals, 1)
// Disconnect client.
mock.DisconnectClient(c)
<-ws.ConnectChan() // disconnect ack
// Reconnect client and send/recv again.
ws.Connect()
c = <-mock.ClientConnectChan
<-ws.ConnectChan() // connect ack
c.SendChan <- cmd
got = test.WaitCmd(ws.RecvChan())
t.Assert(len(got), Equals, 1)
reply = cmd.Reply(nil, nil)
ws.SendChan() <- reply
data = test.WaitData(c.RecvChan)
t.Assert(len(data), Equals, 1)
}
func (s *TestSuite) TestChannels(t *C) {
/**
* Agent uses send/recv channels instead of "direct" interface.
*/
ws, err := client.NewWebsocketClient(s.logger, s.api, "agent")
t.Assert(err, IsNil)
// Start send/recv chans, but idle until successful Connect.
ws.Start()
defer ws.Stop()
ws.Connect()
c := <-mock.ClientConnectChan
<-ws.ConnectChan()
// API sends Cmd to client.
cmd := &proto.Cmd{
User: "******",
Ts: time.Now(),
Cmd: "Status",
}
c.SendChan <- cmd
// If client's recvChan is working, it will receive the Cmd.
got := test.WaitCmd(ws.RecvChan())
t.Assert(len(got), Equals, 1)
t.Assert(got[0], DeepEquals, *cmd)
// Client sends Reply in response to Cmd.
reply := cmd.Reply(nil, nil)
ws.SendChan() <- reply
// If client's sendChan is working, we/API will receive the Reply.
data := test.WaitData(c.RecvChan)
t.Assert(len(data), Equals, 1)
// We're dealing with generic data again.
m := data[0].(map[string]interface{})
t.Assert(m["Cmd"], Equals, "Status")
t.Assert(m["Error"], Equals, "")
err = ws.Disconnect()
t.Assert(err, IsNil)
}
