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path: root/whisper/messages_test.go
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package whisper

import (
    "bytes"
    "crypto/elliptic"
    "fmt"
    "testing"

    "github.com/ethereum/go-ethereum/crypto"
)

func TestSign(t *testing.T) {
    prv, _ := crypto.GenerateKey()
    msg := NewMessage([]byte("hello world"))
    msg.sign(prv)

    pubKey := msg.Recover()
    p1 := elliptic.Marshal(crypto.S256(), prv.PublicKey.X, prv.PublicKey.Y)
    p2 := elliptic.Marshal(crypto.S256(), pubKey.X, pubKey.Y)

    if !bytes.Equal(p1, p2) {
        t.Error("recovered pub key did not match")
    }
}

func TestMessageEncryptDecrypt(t *testing.T) {
    prv1, _ := crypto.GenerateKey()
    prv2, _ := crypto.GenerateKey()

    data := []byte("hello world")
    msg := NewMessage(data)
    envelope, err := msg.Seal(DefaultPow, Opts{
        From: prv1,
        To:   &prv2.PublicKey,
    })
    if err != nil {
        fmt.Println(err)
        t.FailNow()
    }

    msg1, err := envelope.Open(prv2)
    if err != nil {
        t.Error(err)
        t.FailNow()
    }

    if !bytes.Equal(msg1.Payload, data) {
        t.Error("encryption error. data did not match")
    }
}