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 takes its error from connectErrors, then connectErr. A
  73 // logout fails with logoutErr, and a send with sendErr. groups are the groups
  74 // of the account. A send that does not 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         connectErrors []error
  83         connectTimes  []time.Time
  84         logoutErr     error
  85         groups        []*types.GroupInfo
  86         sendErr       error
  87         phones        []string
  88         logouts       int
  89         sent          []WhatsAppFakeSend
  90         connections   []context.Context
  91 }
  92
  93 // ConnectContext keeps ctx and tells the test that the daemon connected.
  94 func (f *WhatsAppFake) ConnectContext(ctx context.Context) error {
  95         f.mutex.Lock()
  96         f.connections = append(f.connections, ctx)
  97         f.connectTimes = append(f.connectTimes, time.Now())
  98         f.mutex.Unlock()
  99
 100         f.connects <- struct{}{}
 101
 102         f.mutex.Lock()
 103         defer f.mutex.Unlock()
 104
 105         if len(f.connectErrors) > 0 {
 106                 err := f.connectErrors[0]
 107                 f.connectErrors = f.connectErrors[1:]
 108                 return err
 109         }
 110
 111         return f.connectErr
 112 }
 113
 114 // Connections returns the contexts of the connections, in order.
 115 func (f *WhatsAppFake) Connections() []context.Context {
 116         f.mutex.Lock()
 117         defer f.mutex.Unlock()
 118
 119         return slices.Clone(f.connections)
 120 }
 121
 122 // ConnectionTimes returns the time of each connection call, in order.
 123 func (f *WhatsAppFake) ConnectionTimes() []time.Time {
 124         f.mutex.Lock()
 125         defer f.mutex.Unlock()
 126
 127         return slices.Clone(f.connectTimes)
 128 }
 129
 130 // Disconnect does nothing.
 131 func (f *WhatsAppFake) Disconnect() {
 132 }
 133
 134 // GetQRChannel gives a new channel of pairing items to the test.
 135 func (f *WhatsAppFake) GetQRChannel(_ context.Context) (<-chan whatsmeow.QRChannelItem, error) {
 136         items := make(chan whatsmeow.QRChannelItem, 8)
 137         f.pairings <- items
 138
 139         return items, nil
 140 }
 141
 142 // PairPhone keeps phone and returns whatsappTestCode.
 143 func (f *WhatsAppFake) PairPhone(_ context.Context, phone string, _ bool, _ whatsmeow.PairClientType, _ string) (string, error) {
 144         f.mutex.Lock()
 145         defer f.mutex.Unlock()
 146
 147         f.phones = append(f.phones, phone)
 148
 149         return whatsappTestCode, nil
 150 }
 151
 152 // Logout counts the logouts and returns logoutErr.
 153 func (f *WhatsAppFake) Logout(_ context.Context) error {
 154         f.mutex.Lock()
 155         defer f.mutex.Unlock()
 156
 157         f.logouts++
 158
 159         return f.logoutErr
 160 }
 161
 162 // GetJoinedGroups returns groups.
 163 func (f *WhatsAppFake) GetJoinedGroups(_ context.Context) ([]*types.GroupInfo, error) {
 164         f.mutex.Lock()
 165         defer f.mutex.Unlock()
 166
 167         return f.groups, nil
 168 }
 169
 170 // GenerateMessageID returns a new message ID.
 171 func (f *WhatsAppFake) GenerateMessageID() types.MessageID {
 172         f.mutex.Lock()
 173         defer f.mutex.Unlock()
 174
 175         return fmt.Sprintf("MSG%d", len(f.sent)+1)
 176 }
 177
 178 // SendMessage keeps the send and returns sendErr.
 179 func (f *WhatsAppFake) SendMessage(_ context.Context, to types.JID, message *waE2E.Message, extra ...whatsmeow.SendRequestExtra) (whatsmeow.SendResponse, error) {
 180         f.mutex.Lock()
 181         defer f.mutex.Unlock()
 182
 183         f.sent = append(f.sent, WhatsAppFakeSend{
 184                 to:   to.String(),
 185                 text: message.GetConversation(),
 186                 id:   extra[0].ID,
 187         })
 188
 189         if f.sendErr != nil {
 190                 return whatsmeow.SendResponse{}, f.sendErr
 191         }
 192
 193         return whatsmeow.SendResponse{
 194                 Timestamp: whatsappTestSendTime,
 195         }, nil
 196 }
 197
 198 // Sent returns the sends.
 199 func (f *WhatsAppFake) Sent() []WhatsAppFakeSend {
 200         f.mutex.Lock()
 201         defer f.mutex.Unlock()
 202
 203         return slices.Clone(f.sent)
 204 }
 205
 206 // Phones returns the phone numbers of the pairings.
 207 func (f *WhatsAppFake) Phones() []string {
 208         f.mutex.Lock()
 209         defer f.mutex.Unlock()
 210
 211         return append([]string{}, f.phones...)
 212 }
 213
 214 // Logouts returns the number of logouts.
 215 func (f *WhatsAppFake) Logouts() int {
 216         f.mutex.Lock()
 217         defer f.mutex.Unlock()
 218
 219         return f.logouts
 220 }
 221
 222 // Emit gives event to the handler of the daemon and returns its answer.
 223 func (f *WhatsAppFake) Emit(event any) bool {
 224         f.mutex.Lock()
 225         handle := f.handle
 226         f.mutex.Unlock()
 227
 228         return handle(event)
 229 }
 230
 231 // newClient keeps handle and returns the fake as the client of device.
 232 func (f *WhatsAppFake) newClient(_ *store.Device, handle func(event any) bool) WhatsAppClient {
 233         f.mutex.Lock()
 234         defer f.mutex.Unlock()
 235
 236         f.handle = handle
 237
 238         return f
 239 }
 240
 241 // WhatsAppFakeSend is one send of the fake: the chat, the text, and the message
 242 // ID.
 243 type WhatsAppFakeSend struct {
 244         to   string
 245         text string
 246         id   string
 247 }
 248
 249 // whatsappStartTest opens the WhatsApp of the data directory dir with a fake
 250 // client and the test clock, and closes it at the end of the test. The daemon
 251 // log goes to the returned buffer.
 252 func whatsappStartTest(t *testing.T, dir string, clock *TestClock) (*WhatsApp, *WhatsAppFake, *SyncBuffer) {
 253         t.Helper()
 254
 255         fake := &WhatsAppFake{
 256                 connects: make(chan struct{}, 16),
 257                 pairings: make(chan chan whatsmeow.QRChannelItem, 16),
 258         }
 259
 260         logs := &SyncBuffer{}
 261         whatsapp, err := openWhatsApp(t.Context(), dir, clock.Now, log.New(logs, "", 0), fake.newClient)
 262         require.NoError(t, err)
 263
 264         t.Cleanup(func() {
 265                 require.NoError(t, whatsapp.Close())
 266         })
 267
 268         return whatsapp, fake, logs
 269 }
 270
 271 // whatsappTestSession writes a session database with mode 0600 to the data
 272 // directory dir. When linked is true, it holds a device linked to
 273 // whatsappTestNumber and whatsappTestLID, and else no device.
 274 func whatsappTestSession(t *testing.T, dir string, linked bool) {
 275         t.Helper()
 276
 277         path := filepath.Join(dir, whatsappDirName, whatsappSessionFileName)
 278         require.NoError(t, os.MkdirAll(filepath.Dir(path), 0o700))
 279         require.NoError(t, os.WriteFile(path, nil, 0o600))
 280
 281         address, err := whatsappSessionAddress(path)
 282         require.NoError(t, err)
 283
 284         container, err := sqlstore.New(t.Context(), "sqlite", address, waLog.Noop)
 285         require.NoError(t, err)
 286
 287         if linked {
 288                 device := container.NewDevice()
 289                 jid := types.NewADJID(whatsappTestNumber, 0, 1)
 290                 device.ID = &jid
 291                 device.LID = types.NewADJID(whatsappTestLID, 0, 1)
 292                 device.LID.Server = types.HiddenUserServer
 293                 device.Account = &waAdv.ADVSignedDeviceIdentity{
 294                         Details:             []byte{},
 295                         AccountSignature:    make([]byte, 64),
 296                         AccountSignatureKey: make([]byte, 32),
 297                         DeviceSignature:     make([]byte, 64),
 298                 }
 299                 require.NoError(t, device.Save(t.Context()))
 300         }
 301
 302         require.NoError(t, container.Close())
 303 }
 304
 305 // whatsappDiscardLog is a logger for a WhatsApp whose log a test does not read.
 306 func whatsappDiscardLog() *log.Logger {
 307         return log.New(io.Discard, "", 0)
 308 }
 309
 310 // whatsappTestMessage returns the event of the text message id of sender in
 311 // chat at the time at. A sender with whatsappTestNumber is the user.
 312 func whatsappTestMessage(chat, sender types.JID, id, text string, at time.Time) *events.Message {
 313         return &events.Message{
 314                 Info: types.MessageInfo{
 315                         MessageSource: types.MessageSource{
 316                                 Chat:     chat,
 317                                 Sender:   sender,
 318                                 IsFromMe: sender.User == whatsappTestNumber,
 319                                 IsGroup:  chat.Server == types.GroupServer,
 320                         },
 321                         ID:        id,
 322                         Timestamp: at,
 323                 },
 324                 Message: &waE2E.Message{
 325                         Conversation: new(text),
 326                 },
 327         }
 328 }
 329
 330 // whatsappTestLogTexts returns the texts of the messages in the log of memory,
 331 // after the log holds at least one message.
 332 func whatsappTestLogTexts(t *testing.T, memory *Memory) []string {
 333         t.Helper()
 334
 335         require.Eventually(t, func() bool {
 336                 return memory.Len() > 0
 337         }, 10*time.Second, time.Millisecond)
 338
 339         var texts []string
 340         for id := range memory.Len() {
 341                 message, err := memory.Message(id)
 342                 require.NoError(t, err)
 343
 344                 texts = append(texts, message.Text)
 345         }
 346
 347         return texts
 348 }
 349
 350 // whatsappStartTestLinked opens a WhatsApp with a linked device in a temporary
 351 // directory, with a quiet time of 50 ms for its batches.
 352 func whatsappStartTestLinked(t *testing.T) (*WhatsApp, *WhatsAppFake) {
 353         t.Helper()
 354
 355         dir := t.TempDir()
 356         whatsappTestSession(t, dir, true)
 357         whatsapp, fake, _ := whatsappStartTest(t, dir, newTestClock())
 358         whatsapp.state.quiet = 50 * time.Millisecond
 359
 360         return whatsapp, fake
 361 }
 362
 363 // whatsappTestConnect waits for the connection of the daemon and gives it the
 364 // events of a connection with an empty catch-up.
 365 func whatsappTestConnect(t *testing.T, fake *WhatsAppFake) {
 366         t.Helper()
 367
 368         <-fake.connects
 369         require.True(t, fake.Emit(&events.Connected{}))
 370         require.True(t, fake.Emit(&events.OfflineSyncCompleted{}))
 371 }
 372
 373 // whatsappTestContacts puts the contacts of the tests into the session of
 374 // whatsapp: Ana Souza, Joao Silva with an accent, a business, and the user.
 375 func whatsappTestContacts(t *testing.T, whatsapp *WhatsApp) {
 376         t.Helper()
 377
 378         contacts := whatsapp.device.Contacts
 379         require.NoError(t, contacts.PutContactName(t.Context(), whatsappTestAna, "Ana", "Ana Souza"))
 380         require.NoError(t, contacts.PutContactName(t.Context(), types.NewJID("15550004444", types.DefaultUserServer), "João", "João Silva"))
 381         _, _, err := contacts.PutBusinessName(t.Context(), types.NewJID("15550005555", types.DefaultUserServer), "Corner Bakery")
 382         require.NoError(t, err)
 383         require.NoError(t, contacts.PutContactName(t.Context(), whatsappTestOwn, "Me", "Me Souza"))
 384 }