/
server.go
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/
server.go
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package slacktest
import (
"encoding/json"
"fmt"
"log"
"net/http"
"net/http/httptest"
"time"
"github.com/slack-go/slack"
)
func newMessageChannels() *messageChannels {
sent := make(chan (string))
seen := make(chan (string))
mc := messageChannels{
seen: seen,
sent: sent,
}
return &mc
}
// Customize the server's responses.
type Customize interface {
Handle(pattern string, handler http.HandlerFunc)
}
type binder func(Customize)
// NewTestServer returns a slacktest.Server ready to be started
func NewTestServer(custom ...binder) *Server {
serverChans := newMessageChannels()
channels := &serverChannels{}
groups := &serverGroups{}
s := &Server{
registered: map[string]struct{}{},
mux: http.NewServeMux(),
seenInboundMessages: &messageCollection{},
seenOutboundMessages: &messageCollection{},
}
for _, c := range custom {
c(s)
}
s.Handle("/conversations.info", s.conversationsInfoHandler)
s.Handle("/ws", s.wsHandler)
s.Handle("/rtm.start", rtmStartHandler)
s.Handle("/rtm.connect", RTMConnectHandler)
s.Handle("/chat.postMessage", s.postMessageHandler)
s.Handle("/conversations.create", createConversationHandler)
s.Handle("/conversations.setTopic", setConversationTopicHandler)
s.Handle("/conversations.setPurpose", setConversationPurposeHandler)
s.Handle("/conversations.rename", renameConversationHandler)
s.Handle("/conversations.invite", inviteConversationHandler)
s.Handle("/users.info", usersInfoHandler)
s.Handle("/users.lookupByEmail", usersInfoHandler)
s.Handle("/bots.info", botsInfoHandler)
s.Handle("/auth.test", authTestHandler)
s.Handle("/reactions.add", reactionAddHandler)
httpserver := httptest.NewUnstartedServer(s.mux)
addr := httpserver.Listener.Addr().String()
s.ServerAddr = addr
s.server = httpserver
s.BotName = defaultBotName
s.BotID = defaultBotID
s.SeenFeed = serverChans.seen
s.channels = channels
s.groups = groups
addErr := addServerToHub(s, serverChans)
if addErr != nil {
log.Printf("Unable to add server to hub: %s", addErr.Error())
}
return s
}
// Handle allow for customizing endpoints
func (sts *Server) Handle(pattern string, handler http.HandlerFunc) {
if _, found := sts.registered[pattern]; found {
// log.Printf("route already registered: %s\n", pattern)
return
}
sts.registered[pattern] = struct{}{}
sts.mux.Handle(pattern, contextHandler(sts, handler))
}
// GetChannels returns all the fake channels registered
func (sts *Server) GetChannels() []slack.Channel {
sts.channels.RLock()
defer sts.channels.RUnlock()
return sts.channels.channels
}
// GetGroups returns all the fake groups registered
func (sts *Server) GetGroups() []slack.Group {
return sts.groups.channels
}
// GetSeenInboundMessages returns all messages seen via websocket excluding pings
func (sts *Server) GetSeenInboundMessages() []string {
sts.seenInboundMessages.RLock()
m := sts.seenInboundMessages.messages
sts.seenInboundMessages.RUnlock()
return m
}
// GetSeenOutboundMessages returns all messages seen via websocket excluding pings
func (sts *Server) GetSeenOutboundMessages() []string {
sts.seenOutboundMessages.RLock()
m := sts.seenOutboundMessages.messages
sts.seenOutboundMessages.RUnlock()
return m
}
// SawOutgoingMessage checks if a message was sent to connected websocket clients
func (sts *Server) SawOutgoingMessage(msg string) bool {
sts.seenOutboundMessages.RLock()
defer sts.seenOutboundMessages.RUnlock()
for _, m := range sts.seenOutboundMessages.messages {
evt := &slack.MessageEvent{}
jErr := json.Unmarshal([]byte(m), evt)
if jErr != nil {
continue
}
if evt.Text == msg {
return true
}
}
return false
}
// SawMessage checks if an incoming message was seen
func (sts *Server) SawMessage(msg string) bool {
sts.seenInboundMessages.RLock()
defer sts.seenInboundMessages.RUnlock()
for _, m := range sts.seenInboundMessages.messages {
evt := &slack.MessageEvent{}
jErr := json.Unmarshal([]byte(m), evt)
if jErr != nil {
// This event isn't a message event so we'll skip it
continue
}
if evt.Text == msg {
return true
}
}
return false
}
// GetAPIURL returns the api url you can pass to slack.SLACK_API
func (sts *Server) GetAPIURL() string {
return "http://" + sts.ServerAddr + "/"
}
// GetWSURL returns the websocket url
func (sts *Server) GetWSURL() string {
return "ws://" + sts.ServerAddr + "/ws"
}
// Stop stops the test server
func (sts *Server) Stop() {
sts.server.Close()
}
// Start starts the test server
func (sts *Server) Start() {
sts.server.Start()
}
// SendMessageToBot sends a message addressed to the Bot
func (sts *Server) SendMessageToBot(channel, msg string) {
m := slack.Message{}
m.Type = slack.TYPE_MESSAGE
m.Channel = channel
m.User = defaultNonBotUserID
m.Text = fmt.Sprintf("<@%s> %s", sts.BotID, msg)
m.Timestamp = fmt.Sprintf("%d", time.Now().Unix())
j, jErr := json.Marshal(m)
if jErr != nil {
log.Printf("Unable to marshal message for bot: %s", jErr.Error())
return
}
go sts.queueForWebsocket(string(j), sts.ServerAddr)
}
// SendDirectMessageToBot sends a direct message to the bot
func (sts *Server) SendDirectMessageToBot(msg string) {
m := slack.Message{}
m.Type = slack.TYPE_MESSAGE
m.Channel = "D024BE91L"
m.User = defaultNonBotUserID
m.Text = msg
m.Timestamp = fmt.Sprintf("%d", time.Now().Unix())
j, jErr := json.Marshal(m)
if jErr != nil {
log.Printf("Unable to marshal private message for bot: %s", jErr.Error())
return
}
go sts.queueForWebsocket(string(j), sts.ServerAddr)
}
// SendMessageToChannel sends a message to a channel
func (sts *Server) SendMessageToChannel(channel, msg string) {
m := slack.Message{}
m.Type = slack.TYPE_MESSAGE
m.Channel = channel
m.Text = msg
m.User = defaultNonBotUserID
m.Timestamp = fmt.Sprintf("%d", time.Now().Unix())
j, jErr := json.Marshal(m)
if jErr != nil {
log.Printf("Unable to marshal message for channel: %s", jErr.Error())
return
}
stringMsg := string(j)
go sts.queueForWebsocket(stringMsg, sts.ServerAddr)
}
// SendToWebsocket send `s` as is to connected clients.
// This is useful for sending your own custom json to the websocket
func (sts *Server) SendToWebsocket(s string) {
go sts.queueForWebsocket(s, sts.ServerAddr)
}
// SetBotName sets a custom botname
func (sts *Server) SetBotName(b string) {
sts.BotName = b
}
// SendBotChannelInvite invites the bot to a channel
func (sts *Server) SendBotChannelInvite() {
joinMsg := `
{
"type":"channel_joined",
"channel":
{
"id": "C024BE92L",
"name": "bot-playground",
"is_channel": true,
"created": 1360782804,
"creator": "W012A3CDE",
"is_archived": false,
"is_general": true,
"members": [
"W012A3CDE"
],
"topic": {
"value": "Fun times",
"creator": "W012A3CDE",
"last_set": 1360782804
},
"purpose": {
"value": "This channel is for fun",
"creator": "W012A3CDE",
"last_set": 1360782804
},
"is_member": true
}
}`
sts.SendToWebsocket(joinMsg)
}
// SendBotGroupInvite invites the bot to a channel
func (sts *Server) SendBotGroupInvite() {
joinMsg := `
{
"type":"group_joined",
"channel":
{
"id": "G024BE91L",
"name": "secretplans",
"is_group": true,
"created": 1360782804,
"creator": "W012A3CDE",
"is_archived": false,
"members": [
"W012A3CDE"
],
"topic": {
"value": "Secret plans on hold",
"creator": "W012A3CDE",
"last_set": 1360782804
},
"purpose": {
"value": "Discuss secret plans that no-one else should know",
"creator": "W012A3CDE",
"last_set": 1360782804
}
}
}`
sts.SendToWebsocket(joinMsg)
}
// GetTestRTMInstance will give you an RTM instance in the context of the current fake server
func (sts *Server) GetTestRTMInstance() *slack.RTM {
api := slack.New("ABCEFG", slack.OptionAPIURL(sts.GetAPIURL()))
rtm := api.NewRTM()
return rtm
}