path: root/whisper/whisperv5/whisper_test.go

// Copyright 2016 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

package whisperv5

import (
    "bytes"
    "testing"

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

func TestWhisperBasic(x *testing.T) {
    w := NewWhisper(nil)
    p := w.Protocols()
    shh := p[0]
    if shh.Name != ProtocolName {
        x.Errorf("failed Protocol Name: %v.", shh.Name)
        return
    }
    if uint64(shh.Version) != ProtocolVersion {
        x.Errorf("failed Protocol Version: %v.", shh.Version)
        return
    }
    if shh.Length != NumberOfMessageCodes {
        x.Errorf("failed Protocol Length: %v.", shh.Length)
        return
    }
    if shh.Run == nil {
        x.Errorf("failed shh.Run.")
        return
    }
    if uint64(w.Version()) != ProtocolVersion {
        x.Errorf("failed whisper Version: %v.", shh.Version)
        return
    }
    if w.GetFilter(0) != nil {
        x.Errorf("failed GetFilter.")
        return
    }

    peerID := make([]byte, 64)
    randomize(peerID)
    peer, err := w.getPeer(peerID)
    if peer != nil {
        x.Errorf("failed GetPeer.")
        return
    }
    err = w.MarkPeerTrusted(peerID)
    if err == nil {
        x.Errorf("failed MarkPeerTrusted.")
        return
    }
    err = w.RequestHistoricMessages(peerID, peerID)
    if err == nil {
        x.Errorf("failed RequestHistoricMessages.")
        return
    }
    err = w.SendP2PMessage(peerID, nil)
    if err == nil {
        x.Errorf("failed SendP2PMessage.")
        return
    }
    exist := w.HasSymKey("non-existing")
    if exist {
        x.Errorf("failed HasSymKey.")
        return
    }
    key := w.GetSymKey("non-existing")
    if key != nil {
        x.Errorf("failed GetSymKey.")
        return
    }
    mail := w.Envelopes()
    if len(mail) != 0 {
        x.Errorf("failed w.Envelopes().")
        return
    }
    m := w.Messages(0)
    if len(m) != 0 {
        x.Errorf("failed w.Messages.")
        return
    }

    var derived []byte
    ver := uint64(0xDEADBEEF)
    derived, err = deriveKeyMaterial(peerID, ver)
    if err != unknownVersionError(ver) {
        x.Errorf("failed deriveKeyMaterial 1 with param = %v: %s.", peerID, err)
        return
    }
    derived, err = deriveKeyMaterial(peerID, 0)
    if err != nil {
        x.Errorf("failed deriveKeyMaterial 2 with param = %v: %s.", peerID, err)
        return
    }
    if !validateSymmetricKey(derived) {
        x.Errorf("failed validateSymmetricKey with param = %v.", derived)
        return
    }
    if containsOnlyZeros(derived) {
        x.Errorf("failed containsOnlyZeros with param = %v.", derived)
        return
    }

    buf := []byte{0xFF, 0xE5, 0x80, 0x2, 0}
    le := bytesToIntLittleEndian(buf)
    be := BytesToIntBigEndian(buf)
    if le != uint64(0x280e5ff) {
        x.Errorf("failed bytesToIntLittleEndian: %d.", le)
        return
    }
    if be != uint64(0xffe5800200) {
        x.Errorf("failed BytesToIntBigEndian: %d.", be)
        return
    }

    pk := w.NewIdentity()
    if !validatePrivateKey(pk) {
        x.Errorf("failed validatePrivateKey: %v.", pk)
        return
    }
    if !ValidatePublicKey(&pk.PublicKey) {
        x.Errorf("failed ValidatePublicKey: %v.", pk)
        return
    }
}

func TestWhisperIdentityManagement(x *testing.T) {
    w := NewWhisper(nil)
    id1 := w.NewIdentity()
    id2 := w.NewIdentity()
    pub1 := common.ToHex(crypto.FromECDSAPub(&id1.PublicKey))
    pub2 := common.ToHex(crypto.FromECDSAPub(&id2.PublicKey))
    pk1 := w.GetIdentity(pub1)
    pk2 := w.GetIdentity(pub2)
    if !w.HasIdentity(pub1) {
        x.Errorf("failed HasIdentity 1.")
        return
    }
    if !w.HasIdentity(pub2) {
        x.Errorf("failed HasIdentity 2.")
        return
    }
    if pk1 != id1 {
        x.Errorf("failed GetIdentity 3.")
        return
    }
    if pk2 != id2 {
        x.Errorf("failed GetIdentity 4.")
        return
    }

    // Delete one identity
    w.DeleteIdentity(pub1)
    pk1 = w.GetIdentity(pub1)
    pk2 = w.GetIdentity(pub2)
    if w.HasIdentity(pub1) {
        x.Errorf("failed HasIdentity 11.")
        return
    }
    if !w.HasIdentity(pub2) {
        x.Errorf("failed HasIdentity 12.")
        return
    }
    if pk1 != nil {
        x.Errorf("failed GetIdentity 13.")
        return
    }
    if pk2 != id2 {
        x.Errorf("failed GetIdentity 14.")
        return
    }

    // Delete again non-existing identity
    w.DeleteIdentity(pub1)
    pk1 = w.GetIdentity(pub1)
    pk2 = w.GetIdentity(pub2)
    if w.HasIdentity(pub1) {
        x.Errorf("failed HasIdentity 21.")
        return
    }
    if !w.HasIdentity(pub2) {
        x.Errorf("failed HasIdentity 22.")
        return
    }
    if pk1 != nil {
        x.Errorf("failed GetIdentity 23.")
        return
    }
    if pk2 != id2 {
        x.Errorf("failed GetIdentity 24.")
        return
    }

    // Delete second identity
    w.DeleteIdentity(pub2)
    pk1 = w.GetIdentity(pub1)
    pk2 = w.GetIdentity(pub2)
    if w.HasIdentity(pub1) {
        x.Errorf("failed HasIdentity 31.")
        return
    }
    if w.HasIdentity(pub2) {
        x.Errorf("failed HasIdentity 32.")
        return
    }
    if pk1 != nil {
        x.Errorf("failed GetIdentity 33.")
        return
    }
    if pk2 != nil {
        x.Errorf("failed GetIdentity 34.")
        return
    }
}

func TestWhisperSymKeyManagement(x *testing.T) {
    InitSingleTest()

    var k1, k2 []byte
    w := NewWhisper(nil)
    id1 := string("arbitrary-string-1")
    id2 := string("arbitrary-string-2")

    err := w.GenerateSymKey(id1)
    if err != nil {
        x.Errorf("failed test case 1 with seed %d: %s.", seed, err)
        return
    }

    k1 = w.GetSymKey(id1)
    k2 = w.GetSymKey(id2)
    if !w.HasSymKey(id1) {
        x.Errorf("failed HasIdentity 2.")
        return
    }
    if w.HasSymKey(id2) {
        x.Errorf("failed HasIdentity 3.")
        return
    }
    if k1 == nil {
        x.Errorf("failed GetIdentity 4.")
        return
    }
    if k2 != nil {
        x.Errorf("failed GetIdentity 5.")
        return
    }

    // add existing id, nothing should change
    randomKey := make([]byte, 16)
    randomize(randomKey)
    err = w.AddSymKey(id1, randomKey)
    if err == nil {
        x.Errorf("failed test case 10 with seed %d.", seed)
        return
    }

    k1 = w.GetSymKey(id1)
    k2 = w.GetSymKey(id2)
    if !w.HasSymKey(id1) {
        x.Errorf("failed HasIdentity 12.")
        return
    }
    if w.HasSymKey(id2) {
        x.Errorf("failed HasIdentity 13.")
        return
    }
    if k1 == nil {
        x.Errorf("failed GetIdentity 14.")
        return
    }
    if bytes.Compare(k1, randomKey) == 0 {
        x.Errorf("failed GetIdentity 15: k1 == randomKey.")
        return
    }
    if k2 != nil {
        x.Errorf("failed GetIdentity 16.")
        return
    }

    err = w.AddSymKey(id2, randomKey) // add non-existing (yet)
    if err != nil {
        x.Errorf("failed test case 21 with seed %d: %s.", seed, err)
        return
    }
    k1 = w.GetSymKey(id1)
    k2 = w.GetSymKey(id2)
    if !w.HasSymKey(id1) {
        x.Errorf("failed HasIdentity 22.")
        return
    }
    if !w.HasSymKey(id2) {
        x.Errorf("failed HasIdentity 23.")
        return
    }
    if k1 == nil {
        x.Errorf("failed GetIdentity 24.")
        return
    }
    if k2 == nil {
        x.Errorf("failed GetIdentity 25.")
        return
    }
    if bytes.Compare(k1, k2) == 0 {
        x.Errorf("failed GetIdentity 26.")
        return
    }
    if bytes.Compare(k1, randomKey) == 0 {
        x.Errorf("failed GetIdentity 27.")
        return
    }
    if len(k1) != aesKeyLength {
        x.Errorf("failed GetIdentity 28.")
        return
    }
    if len(k2) != aesKeyLength {
        x.Errorf("failed GetIdentity 29.")
        return
    }

    w.DeleteSymKey(id1)
    k1 = w.GetSymKey(id1)
    k2 = w.GetSymKey(id2)
    if w.HasSymKey(id1) {
        x.Errorf("failed HasIdentity 31.")
        return
    }
    if !w.HasSymKey(id2) {
        x.Errorf("failed HasIdentity 32.")
        return
    }
    if k1 != nil {
        x.Errorf("failed GetIdentity 33.")
        return
    }
    if k2 == nil {
        x.Errorf("failed GetIdentity 34.")
        return
    }

    w.DeleteSymKey(id1)
    w.DeleteSymKey(id2)
    k1 = w.GetSymKey(id1)
    k2 = w.GetSymKey(id2)
    if w.HasSymKey(id1) {
        x.Errorf("failed HasIdentity 41.")
        return
    }
    if w.HasSymKey(id2) {
        x.Errorf("failed HasIdentity 42.")
        return
    }
    if k1 != nil {
        x.Errorf("failed GetIdentity 43.")
        return
    }
    if k2 != nil {
        x.Errorf("failed GetIdentity 44.")
        return
    }
}