aboutsummaryrefslogtreecommitdiffstats
path: root/whisper/envelope_test.go
blob: 024d9b312ccde8d34e633d58744c5d32f15db16d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
// Copyright 2015 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum 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.
//
// go-ethereum 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 go-ethereum.  If not, see <http://www.gnu.org/licenses/>.

package whisper

import (
    "bytes"
    "testing"
    "time"

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

func TestEnvelopeOpen(t *testing.T) {
    payload := []byte("hello world")
    message := NewMessage(payload)

    envelope, err := message.Wrap(DefaultPoW, Options{})
    if err != nil {
        t.Fatalf("failed to wrap message: %v", err)
    }
    opened, err := envelope.Open(nil)
    if err != nil {
        t.Fatalf("failed to open envelope: %v", err)
    }
    if opened.Flags != message.Flags {
        t.Fatalf("flags mismatch: have %d, want %d", opened.Flags, message.Flags)
    }
    if bytes.Compare(opened.Signature, message.Signature) != 0 {
        t.Fatalf("signature mismatch: have 0x%x, want 0x%x", opened.Signature, message.Signature)
    }
    if bytes.Compare(opened.Payload, message.Payload) != 0 {
        t.Fatalf("payload mismatch: have 0x%x, want 0x%x", opened.Payload, message.Payload)
    }
    if opened.Sent.Unix() != message.Sent.Unix() {
        t.Fatalf("send time mismatch: have %d, want %d", opened.Sent, message.Sent)
    }
    if opened.TTL/time.Second != DefaultTTL/time.Second {
        t.Fatalf("message TTL mismatch: have %v, want %v", opened.TTL, DefaultTTL)
    }

    if opened.Hash != envelope.Hash() {
        t.Fatalf("message hash mismatch: have 0x%x, want 0x%x", opened.Hash, envelope.Hash())
    }
}

func TestEnvelopeAnonymousOpenUntargeted(t *testing.T) {
    payload := []byte("hello envelope")
    envelope, err := NewMessage(payload).Wrap(DefaultPoW, Options{})
    if err != nil {
        t.Fatalf("failed to wrap message: %v", err)
    }
    opened, err := envelope.Open(nil)
    if err != nil {
        t.Fatalf("failed to open envelope: %v", err)
    }
    if opened.To != nil {
        t.Fatalf("recipient mismatch: have 0x%x, want nil", opened.To)
    }
    if bytes.Compare(opened.Payload, payload) != 0 {
        t.Fatalf("payload mismatch: have 0x%x, want 0x%x", opened.Payload, payload)
    }
}

func TestEnvelopeAnonymousOpenTargeted(t *testing.T) {
    key, err := crypto.GenerateKey()
    if err != nil {
        t.Fatalf("failed to generate test identity: %v", err)
    }

    payload := []byte("hello envelope")
    envelope, err := NewMessage(payload).Wrap(DefaultPoW, Options{
        To: &key.PublicKey,
    })
    if err != nil {
        t.Fatalf("failed to wrap message: %v", err)
    }
    opened, err := envelope.Open(nil)
    if err != nil {
        t.Fatalf("failed to open envelope: %v", err)
    }
    if opened.To != nil {
        t.Fatalf("recipient mismatch: have 0x%x, want nil", opened.To)
    }
    if bytes.Compare(opened.Payload, payload) == 0 {
        t.Fatalf("payload match, should have been encrypted: 0x%x", opened.Payload)
    }
}

func TestEnvelopeIdentifiedOpenUntargeted(t *testing.T) {
    key, err := crypto.GenerateKey()
    if err != nil {
        t.Fatalf("failed to generate test identity: %v", err)
    }

    payload := []byte("hello envelope")
    envelope, err := NewMessage(payload).Wrap(DefaultPoW, Options{})
    if err != nil {
        t.Fatalf("failed to wrap message: %v", err)
    }
    opened, err := envelope.Open(key)
    switch err {
    case nil:
        t.Fatalf("envelope opened with bad key: %v", opened)

    case ecies.ErrInvalidPublicKey:
        // Ok, key mismatch but opened

    default:
        t.Fatalf("failed to open envelope: %v", err)
    }

    if opened.To != nil {
        t.Fatalf("recipient mismatch: have 0x%x, want nil", opened.To)
    }
    if bytes.Compare(opened.Payload, payload) != 0 {
        t.Fatalf("payload mismatch: have 0x%x, want 0x%x", opened.Payload, payload)
    }
}

func TestEnvelopeIdentifiedOpenTargeted(t *testing.T) {
    key, err := crypto.GenerateKey()
    if err != nil {
        t.Fatalf("failed to generate test identity: %v", err)
    }

    payload := []byte("hello envelope")
    envelope, err := NewMessage(payload).Wrap(DefaultPoW, Options{
        To: &key.PublicKey,
    })
    if err != nil {
        t.Fatalf("failed to wrap message: %v", err)
    }
    opened, err := envelope.Open(key)
    if err != nil {
        t.Fatalf("failed to open envelope: %v", err)
    }
    if opened.To != nil {
        t.Fatalf("recipient mismatch: have 0x%x, want nil", opened.To)
    }
    if bytes.Compare(opened.Payload, payload) != 0 {
        t.Fatalf("payload mismatch: have 0x%x, want 0x%x", opened.Payload, payload)
    }
}