status-go/geth/whisper_test.go

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package geth_test
import (
"fmt"
"testing"
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
whisper "github.com/ethereum/go-ethereum/whisper/whisperv2"
"github.com/status-im/status-go/geth"
)
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const (
whisperMessage1 = "test message 1 (K1 -> K1)"
whisperMessage2 = "test message 2 (K1 -> '')"
whisperMessage3 = "test message 3 ('' -> '')"
whisperMessage4 = "test message 4 ('' -> K1)"
whisperMessage5 = "test message 5 (K2 -> K1)"
)
func TestWhisperMessaging(t *testing.T) {
err := geth.PrepareTestNode()
if err != nil {
t.Error(err)
return
}
whisperService, err := geth.NodeManagerInstance().WhisperService()
if err != nil {
t.Errorf("whisper service not running: %v", err)
}
whisperAPI := whisper.NewPublicWhisperAPI(whisperService)
// prepare message
postArgs := whisper.PostArgs{
From: "",
To: "",
TTL: 10,
Topics: [][]byte{[]byte("test topic")},
Payload: "test message",
}
// create an accounts
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address1, pubKey1, _, err := geth.CreateAccount(testConfig.Account1.Password)
if err != nil {
fmt.Println(err.Error())
t.Error("Test failed: could not create account")
return
}
t.Logf("Account created: {address: %s, key: %s}", address1, pubKey1)
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address2, pubKey2, _, err := geth.CreateAccount(testConfig.Account1.Password)
if err != nil {
fmt.Println(err.Error())
t.Error("Test failed: could not create account")
return
}
t.Logf("Account created: {address: %s, key: %s}", address2, pubKey2)
// start watchers
var receivedMessages = map[string]bool{
whisperMessage1: false,
whisperMessage2: false,
whisperMessage3: false,
whisperMessage4: false,
whisperMessage5: false,
}
whisperService.Watch(whisper.Filter{
//From: crypto.ToECDSAPub(common.FromHex(pubKey1)),
//To: crypto.ToECDSAPub(common.FromHex(pubKey2)),
Fn: func(msg *whisper.Message) {
//t.Logf("Whisper message received: %s", msg.Payload)
receivedMessages[string(msg.Payload)] = true
},
})
// inject key of newly created account into Whisper, as identity
if whisperService.HasIdentity(crypto.ToECDSAPub(common.FromHex(pubKey1))) {
t.Error("identity already present in whisper")
}
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err = geth.SelectAccount(address1, testConfig.Account1.Password)
if err != nil {
t.Errorf("Test failed: could not select account: %v", err)
return
}
identitySucceess := whisperService.HasIdentity(crypto.ToECDSAPub(common.FromHex(pubKey1)))
if !identitySucceess || err != nil {
t.Errorf("identity not injected into whisper: %v", err)
}
if whisperService.HasIdentity(crypto.ToECDSAPub(common.FromHex(pubKey2))) { // ensure that second id is not injected
t.Error("identity already present in whisper")
}
// double selecting (shouldn't be a problem)
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err = geth.SelectAccount(address1, testConfig.Account1.Password)
if err != nil {
t.Errorf("Test failed: could not select account: %v", err)
return
}
// TEST 0: From != nil && To != nil: encrypted signed message (but we cannot decrypt it - so watchers will not report this)
postArgs.From = pubKey1
postArgs.To = pubKey2 // owner of that public key will be able to decrypt it
postSuccess, err := whisperAPI.Post(postArgs)
if !postSuccess || err != nil {
t.Errorf("could not post to whisper: %v", err)
}
// TEST 1: From != nil && To != nil: encrypted signed message (to self)
postArgs.From = pubKey1
postArgs.To = pubKey1
postArgs.Payload = whisperMessage1
postSuccess, err = whisperAPI.Post(postArgs)
if !postSuccess || err != nil {
t.Errorf("could not post to whisper: %v", err)
}
// send from account that is not in Whisper identity list
postArgs.From = pubKey2
postSuccess, err = whisperAPI.Post(postArgs)
if err == nil || err.Error() != fmt.Sprintf("unknown identity to send from: %s", pubKey2) {
t.Error("expected error not voiced: we are sending from non-injected whisper identity")
}
// TEST 2: From != nil && To == nil: signed broadcast (known sender)
postArgs.From = pubKey1
postArgs.To = ""
postArgs.Payload = whisperMessage2
postSuccess, err = whisperAPI.Post(postArgs)
if !postSuccess || err != nil {
t.Errorf("could not post to whisper: %v", err)
}
// TEST 3: From == nil && To == nil: anonymous broadcast
postArgs.From = ""
postArgs.To = ""
postArgs.Payload = whisperMessage3
postSuccess, err = whisperAPI.Post(postArgs)
if !postSuccess || err != nil {
t.Errorf("could not post to whisper: %v", err)
}
// TEST 4: From == nil && To != nil: encrypted anonymous message
postArgs.From = ""
postArgs.To = pubKey1
postArgs.Payload = whisperMessage4
postSuccess, err = whisperAPI.Post(postArgs)
if !postSuccess || err != nil {
t.Errorf("could not post to whisper: %v", err)
}
// TEST 5: From != nil && To != nil: encrypted and signed response
postArgs.From = ""
postArgs.To = pubKey1
postArgs.Payload = whisperMessage5
postSuccess, err = whisperAPI.Post(postArgs)
if !postSuccess || err != nil {
t.Errorf("could not post to whisper: %v", err)
}
time.Sleep(2 * time.Second) // allow whisper to poll
for message, status := range receivedMessages {
if !status {
t.Errorf("Expected message not received: %s", message)
}
}
}