git.giacomolli.uk - onechat/blob - whatsapp_fake_helper_test.go

   1 package main
   2
   3 import (
   4         "context"
   5         "fmt"
   6         "io"
   7         "log"
   8         "os"
   9         "path/filepath"
  10         "slices"
  11         "sync"
  12         "testing"
  13         "time"
  14
  15         "github.com/stretchr/testify/require"
  16         "go.mau.fi/whatsmeow"
  17         waAdv "go.mau.fi/whatsmeow/proto/waAdv"
  18         "go.mau.fi/whatsmeow/proto/waE2E"
  19         "go.mau.fi/whatsmeow/store"
  20         "go.mau.fi/whatsmeow/store/sqlstore"
  21         "go.mau.fi/whatsmeow/types"
  22         "go.mau.fi/whatsmeow/types/events"
  23         waLog "go.mau.fi/whatsmeow/util/log"
  24 )
  25
  26 const (
  27         // whatsappTestNumber is the phone number of the own account in the
  28         // tests. It is a number for fiction.
  29         whatsappTestNumber = "15550001111"
  30
  31         // whatsappTestLID is the LID of the own account in the tests.
  32         whatsappTestLID = "987654321012345"
  33
  34         // whatsappTestCode is the pairing code of the fake.
  35         whatsappTestCode = "ABCD-EFGH"
  36 )
  37
  38 var (
  39         // whatsappTestOwn is the own account in the tests.
  40         whatsappTestOwn = types.NewJID(whatsappTestNumber, types.DefaultUserServer)
  41
  42         // whatsappTestAna is a contact in the tests.
  43         whatsappTestAna = types.NewJID("15550002222", types.DefaultUserServer)
  44
  45         // whatsappTestBruno is a member of the test group.
  46         whatsappTestBruno = types.NewJID("15550003333", types.DefaultUserServer)
  47
  48         // whatsappTestFamily is the test group.
  49         whatsappTestFamily = types.NewJID("120363000000000001", types.GroupServer)
  50
  51         // whatsappTestChat is the private chat with whatsappTestAna.
  52         whatsappTestChat = WhatsAppChat{
  53                 ID:   whatsappTestAna.String(),
  54                 Name: "Ana Souza",
  55         }
  56
  57         // whatsappTestSendTime is the time of the sends of the fake.
  58         whatsappTestSendTime = time.Date(2026, 1, 1, 12, 5, 0, 0, time.UTC)
  59
  60         // whatsappTestGroup is the chat of whatsappTestFamily.
  61         whatsappTestGroup = WhatsAppChat{
  62                 ID:    whatsappTestFamily.String(),
  63                 Name:  "Family",
  64                 Group: true,
  65         }
  66 )
  67
  68 // WhatsAppFake is a fake WhatsApp client. It keeps the event handler that the
  69 // daemon gives it, and Emit gives events to the handler, as the library does.
  70 // Each connection keeps its context and sends to connects, and each pairing
  71 // sends its channel to pairings, so that the test gives the items of the
  72 // pairing. A connection fails with connectErr, a logout with logoutErr, and a
  73 // send with sendErr. groups are the groups of the account. A send that does not
  74 // fail gets the time whatsappTestSendTime.
  75 type WhatsAppFake struct {
  76         connects chan struct{}
  77         pairings chan chan whatsmeow.QRChannelItem
  78
  79         mutex       sync.Mutex
  80         handle      func(event any) bool
  81         connectErr  error
  82         logoutErr   error
  83         groups      []*types.GroupInfo
  84         sendErr     error
  85         phones      []string
  86         logouts     int
  87         sent        []WhatsAppFakeSend
  88         connections []context.Context
  89 }
  90
  91 // ConnectContext keeps ctx and tells the test that the daemon connected.
  92 func (f *WhatsAppFake) ConnectContext(ctx context.Context) error {
  93         f.mutex.Lock()
  94         f.connections = append(f.connections, ctx)
  95         f.mutex.Unlock()
  96
  97         f.connects <- struct{}{}
  98
  99         f.mutex.Lock()
 100         defer f.mutex.Unlock()
 101
 102         return f.connectErr
 103 }
 104
 105 // Connections returns the contexts of the connections, in order.
 106 func (f *WhatsAppFake) Connections() []context.Context {
 107         f.mutex.Lock()
 108         defer f.mutex.Unlock()
 109
 110         return slices.Clone(f.connections)
 111 }
 112
 113 // Disconnect does nothing.
 114 func (f *WhatsAppFake) Disconnect() {
 115 }
 116
 117 // GetQRChannel gives a new channel of pairing items to the test.
 118 func (f *WhatsAppFake) GetQRChannel(ctx context.Context) (<-chan whatsmeow.QRChannelItem, error) {
 119         items := make(chan whatsmeow.QRChannelItem, 8)
 120         f.pairings <- items
 121
 122         return items, nil
 123 }
 124
 125 // PairPhone keeps phone and returns whatsappTestCode.
 126 func (f *WhatsAppFake) PairPhone(ctx context.Context, phone string, showPushNotification bool, clientType whatsmeow.PairClientType, clientDisplayName string) (string, error) {
 127         f.mutex.Lock()
 128         defer f.mutex.Unlock()
 129
 130         f.phones = append(f.phones, phone)
 131
 132         return whatsappTestCode, nil
 133 }
 134
 135 // Logout counts the logouts and returns logoutErr.
 136 func (f *WhatsAppFake) Logout(ctx context.Context) error {
 137         f.mutex.Lock()
 138         defer f.mutex.Unlock()
 139
 140         f.logouts++
 141
 142         return f.logoutErr
 143 }
 144
 145 // GetJoinedGroups returns groups.
 146 func (f *WhatsAppFake) GetJoinedGroups(ctx context.Context) ([]*types.GroupInfo, error) {
 147         f.mutex.Lock()
 148         defer f.mutex.Unlock()
 149
 150         return f.groups, nil
 151 }
 152
 153 // GenerateMessageID returns a new message ID.
 154 func (f *WhatsAppFake) GenerateMessageID() types.MessageID {
 155         f.mutex.Lock()
 156         defer f.mutex.Unlock()
 157
 158         return fmt.Sprintf("MSG%d", len(f.sent)+1)
 159 }
 160
 161 // SendMessage keeps the send and returns sendErr.
 162 func (f *WhatsAppFake) SendMessage(ctx context.Context, to types.JID, message *waE2E.Message, extra ...whatsmeow.SendRequestExtra) (whatsmeow.SendResponse, error) {
 163         f.mutex.Lock()
 164         defer f.mutex.Unlock()
 165
 166         f.sent = append(f.sent, WhatsAppFakeSend{
 167                 to:   to.String(),
 168                 text: message.GetConversation(),
 169                 id:   extra[0].ID,
 170         })
 171
 172         if f.sendErr != nil {
 173                 return whatsmeow.SendResponse{}, f.sendErr
 174         }
 175
 176         return whatsmeow.SendResponse{
 177                 Timestamp: whatsappTestSendTime,
 178         }, nil
 179 }
 180
 181 // Sent returns the sends.
 182 func (f *WhatsAppFake) Sent() []WhatsAppFakeSend {
 183         f.mutex.Lock()
 184         defer f.mutex.Unlock()
 185
 186         return slices.Clone(f.sent)
 187 }
 188
 189 // Phones returns the phone numbers of the pairings.
 190 func (f *WhatsAppFake) Phones() []string {
 191         f.mutex.Lock()
 192         defer f.mutex.Unlock()
 193
 194         return append([]string{}, f.phones...)
 195 }
 196
 197 // Logouts returns the number of logouts.
 198 func (f *WhatsAppFake) Logouts() int {
 199         f.mutex.Lock()
 200         defer f.mutex.Unlock()
 201
 202         return f.logouts
 203 }
 204
 205 // Emit gives event to the handler of the daemon and returns its answer.
 206 func (f *WhatsAppFake) Emit(event any) bool {
 207         f.mutex.Lock()
 208         handle := f.handle
 209         f.mutex.Unlock()
 210
 211         return handle(event)
 212 }
 213
 214 // newClient keeps handle and returns the fake as the client of device.
 215 func (f *WhatsAppFake) newClient(device *store.Device, handle func(event any) bool) WhatsAppClient {
 216         f.mutex.Lock()
 217         defer f.mutex.Unlock()
 218
 219         f.handle = handle
 220
 221         return f
 222 }
 223
 224 // WhatsAppFakeSend is one send of the fake: the chat, the text, and the message
 225 // ID.
 226 type WhatsAppFakeSend struct {
 227         to   string
 228         text string
 229         id   string
 230 }
 231
 232 // whatsappStartTest opens the WhatsApp of the data directory dir with a fake
 233 // client and the test clock, and closes it at the end of the test. The daemon
 234 // log goes to the returned buffer.
 235 func whatsappStartTest(t *testing.T, dir string, clock *TestClock) (*WhatsApp, *WhatsAppFake, *SyncBuffer) {
 236         t.Helper()
 237
 238         fake := &WhatsAppFake{
 239                 connects: make(chan struct{}, 16),
 240                 pairings: make(chan chan whatsmeow.QRChannelItem, 16),
 241         }
 242
 243         logs := &SyncBuffer{}
 244         whatsapp, err := openWhatsApp(t.Context(), dir, clock.Now, log.New(logs, "", 0), fake.newClient)
 245         require.NoError(t, err)
 246
 247         t.Cleanup(func() {
 248                 require.NoError(t, whatsapp.Close())
 249         })
 250
 251         return whatsapp, fake, logs
 252 }
 253
 254 // whatsappTestSession writes a session database with mode 0600 to the data
 255 // directory dir. When linked is true, it holds a device linked to
 256 // whatsappTestNumber and whatsappTestLID, and else no device.
 257 func whatsappTestSession(t *testing.T, dir string, linked bool) {
 258         t.Helper()
 259
 260         path := filepath.Join(dir, whatsappDirName, whatsappSessionFileName)
 261         require.NoError(t, os.MkdirAll(filepath.Dir(path), 0o700))
 262         require.NoError(t, os.WriteFile(path, nil, 0o600))
 263
 264         address, err := whatsappSessionAddress(path)
 265         require.NoError(t, err)
 266
 267         container, err := sqlstore.New(t.Context(), "sqlite", address, waLog.Noop)
 268         require.NoError(t, err)
 269
 270         if linked {
 271                 device := container.NewDevice()
 272                 jid := types.NewADJID(whatsappTestNumber, 0, 1)
 273                 device.ID = &jid
 274                 device.LID = types.NewADJID(whatsappTestLID, 0, 1)
 275                 device.LID.Server = types.HiddenUserServer
 276                 device.Account = &waAdv.ADVSignedDeviceIdentity{
 277                         Details:             []byte{},
 278                         AccountSignature:    make([]byte, 64),
 279                         AccountSignatureKey: make([]byte, 32),
 280                         DeviceSignature:     make([]byte, 64),
 281                 }
 282                 require.NoError(t, device.Save(t.Context()))
 283         }
 284
 285         require.NoError(t, container.Close())
 286 }
 287
 288 // whatsappDiscardLog is a logger for a WhatsApp whose log a test does not read.
 289 func whatsappDiscardLog() *log.Logger {
 290         return log.New(io.Discard, "", 0)
 291 }
 292
 293 // whatsappTestMessage returns the event of the text message id of sender in
 294 // chat at the time at. A sender with whatsappTestNumber is the user.
 295 func whatsappTestMessage(chat, sender types.JID, id, text string, at time.Time) *events.Message {
 296         return &events.Message{
 297                 Info: types.MessageInfo{
 298                         MessageSource: types.MessageSource{
 299                                 Chat:     chat,
 300                                 Sender:   sender,
 301                                 IsFromMe: sender.User == whatsappTestNumber,
 302                                 IsGroup:  chat.Server == types.GroupServer,
 303                         },
 304                         ID:        id,
 305                         Timestamp: at,
 306                 },
 307                 Message: &waE2E.Message{
 308                         Conversation: new(text),
 309                 },
 310         }
 311 }