Repository navigation
Expand file tree
/
Copy pathPrivateKeyTests.cpp
More file actions
284 lines (250 loc) · 11.5 KB
/
Copy pathPrivateKeyTests.cpp
File metadata and controls
284 lines (250 loc) · 11.5 KB
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
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
// Copyright © 2017-2020 Trust Wallet.
//
// This file is part of Trust. The full Trust copyright notice, including
// terms governing use, modification, and redistribution, is contained in the
// file LICENSE at the root of the source code distribution tree.
#include "PrivateKey.h"
#include "PublicKey.h"
#include "HexCoding.h"
#include "Hash.h"
#include <gtest/gtest.h>
using namespace TW;
using namespace std;
TEST(PrivateKey, CreateValid) {
Data privKeyData = parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5");
EXPECT_TRUE(PrivateKey::isValid(privKeyData, TWCurveSECP256k1));
auto privateKey = PrivateKey(privKeyData);
EXPECT_EQ(hex(privKeyData), hex(privateKey.bytes));
}
string TestInvalid(const Data& privKeyData) {
try {
auto privateKey = PrivateKey(privKeyData);
return hex(privateKey.bytes);
} catch (invalid_argument& ex) {
// expected exception
return string("EXCEPTION: ") + string(ex.what());
}
}
TEST(PrivateKey, InvalidShort) {
string res = TestInvalid(parse_hex("deadbeef"));
EXPECT_EQ("EXCEPTION: Invalid private key data", res);
}
TEST(PrivateKey, InvalidAllZeros) {
string res = TestInvalid(Data(32));
EXPECT_EQ("EXCEPTION: Invalid private key data", res);
}
TEST(PrivateKey, InvalidSECP256k1) {
{
auto privKeyData = parse_hex("fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364141");
auto valid = PrivateKey::isValid(privKeyData, TWCurveSECP256k1);
EXPECT_EQ(valid, false);
}
{
auto privKeyData = parse_hex("0000000000000000000000000000000000000000000000000000000000000000");
auto valid = PrivateKey::isValid(privKeyData, TWCurveSECP256k1);
EXPECT_EQ(valid, false);
}
}
string TestInvalidExtended(const Data& data, const Data& ext, const Data& chainCode) {
try {
auto privateKey = PrivateKey(data, ext, chainCode);
return hex(privateKey.bytes);
} catch (invalid_argument& ex) {
// expected exception
return string("EXCEPTION: ") + string(ex.what());
}
}
TEST(PrivateKey, CreateExtendedInvalid) {
{
string res = TestInvalidExtended(
parse_hex("deadbeed"),
parse_hex("309941d56938e943980d11643c535e046653ca6f498c014b88f2ad9fd6e71eff"),
parse_hex("bf36a8fa9f5e11eb7a852c41e185e3969d518e66e6893c81d3fc7227009952d4")
);
EXPECT_EQ("EXCEPTION: Invalid private key or extended key data", res);
}
{
string res = TestInvalidExtended(
parse_hex("b0884d248cb301edd1b34cf626ba6d880bb3ae8fd91b4696446999dc4f0b5744"),
parse_hex("deadbeed"),
parse_hex("bf36a8fa9f5e11eb7a852c41e185e3969d518e66e6893c81d3fc7227009952d4")
);
EXPECT_EQ("EXCEPTION: Invalid private key or extended key data", res);
}
{
string res = TestInvalidExtended(
parse_hex("b0884d248cb301edd1b34cf626ba6d880bb3ae8fd91b4696446999dc4f0b5744"),
parse_hex("309941d56938e943980d11643c535e046653ca6f498c014b88f2ad9fd6e71eff"),
parse_hex("deadbeed")
);
EXPECT_EQ("EXCEPTION: Invalid private key or extended key data", res);
}
}
TEST(PrivateKey, Valid) {
Data privKeyData = parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5");
EXPECT_TRUE(PrivateKey::isValid(privKeyData, TWCurveSECP256k1));
EXPECT_TRUE(PrivateKey::isValid(privKeyData, TWCurveED25519));
}
TEST(PrivateKey, PublicKey) {
Data privKeyData = parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5");
auto privateKey = PrivateKey(privKeyData);
{
const auto publicKey = privateKey.getPublicKey(TWPublicKeyTypeED25519);
EXPECT_EQ(
"4870d56d074c50e891506d78faa4fb69ca039cc5f131eb491e166b975880e867",
hex(publicKey.bytes)
);
}
{
const auto publicKey = privateKey.getPublicKey(TWPublicKeyTypeSECP256k1);
EXPECT_EQ(
"0399c6f51ad6f98c9c583f8e92bb7758ab2ca9a04110c0a1126ec43e5453d196c1",
hex(publicKey.bytes)
);
}
{
const auto publicKey = privateKey.getPublicKey(TWPublicKeyTypeSECP256k1Extended);
EXPECT_EQ(
"0499c6f51ad6f98c9c583f8e92bb7758ab2ca9a04110c0a1126ec43e5453d196c166b489a4b7c491e7688e6ebea3a71fc3a1a48d60f98d5ce84c93b65e423fde91",
hex(publicKey.bytes)
);
}
{
const auto publicKey = privateKey.getPublicKey(TWPublicKeyTypeNIST256p1Extended);
EXPECT_EQ(
"046d786ab8fda678cf50f71d13641049a393b325063b8c0d4e5070de48a2caf9ab918b4fe46ccbf56701fb210d67d91c5779468f6b3fdc7a63692b9b62543f47ae",
hex(publicKey.bytes)
);
}
}
TEST(PrivateKey, Cleanup) {
Data privKeyData = parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5");
auto privateKey = new PrivateKey(privKeyData);
auto ptr = privateKey->bytes.data();
std::cerr << privateKey->bytes.size() << "\n";
ASSERT_EQ(hex(privKeyData), hex(data(ptr, 32)));
privateKey->cleanup();
// Memory cleaned (filled with 0s). They may be overwritten by something else; we check that it is not equal to original, most of it has changed.
ASSERT_EQ(hex(data(ptr, 32)), "0000000000000000000000000000000000000000000000000000000000000000");
delete privateKey;
// Note: it would be good to check the memory area after deletion of the object, but this is not possible
}
TEST(PrivateKey, PrivateKeyExtended) {
// Non-extended: both keys are 32 bytes.
auto privateKeyNonext = PrivateKey(parse_hex(
"afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5"
));
EXPECT_EQ("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5", hex(privateKeyNonext.bytes));
auto publicKeyNonext = privateKeyNonext.getPublicKey(TWPublicKeyTypeED25519);
EXPECT_EQ(32, publicKeyNonext.bytes.size());
// Extended keys: private key is 3x32 bytes, public key is 64 bytes
auto privateKeyExt = PrivateKey(parse_hex(
"b0884d248cb301edd1b34cf626ba6d880bb3ae8fd91b4696446999dc4f0b5744309941d56938e943980d11643c535e046653ca6f498c014b88f2ad9fd6e71effbf36a8fa9f5e11eb7a852c41e185e3969d518e66e6893c81d3fc7227009952d4"
));
EXPECT_EQ("b0884d248cb301edd1b34cf626ba6d880bb3ae8fd91b4696446999dc4f0b5744", hex(privateKeyExt.bytes));
EXPECT_EQ("309941d56938e943980d11643c535e046653ca6f498c014b88f2ad9fd6e71eff", hex(privateKeyExt.extensionBytes));
EXPECT_EQ("bf36a8fa9f5e11eb7a852c41e185e3969d518e66e6893c81d3fc7227009952d4", hex(privateKeyExt.chainCodeBytes));
auto publicKeyExt = privateKeyExt.getPublicKey(TWPublicKeyTypeED25519Extended);
EXPECT_EQ(64, publicKeyExt.bytes.size());
// Try other constructor for extended key
auto privateKeyExtOne = PrivateKey(parse_hex(
"b0884d248cb301edd1b34cf626ba6d880bb3ae8fd91b4696446999dc4f0b5744309941d56938e943980d11643c535e046653ca6f498c014b88f2ad9fd6e71effbf36a8fa9f5e11eb7a852c41e185e3969d518e66e6893c81d3fc7227009952d4"
));
EXPECT_EQ("b0884d248cb301edd1b34cf626ba6d880bb3ae8fd91b4696446999dc4f0b5744", hex(privateKeyExtOne.bytes));
EXPECT_EQ("309941d56938e943980d11643c535e046653ca6f498c014b88f2ad9fd6e71eff", hex(privateKeyExtOne.extensionBytes));
EXPECT_EQ("bf36a8fa9f5e11eb7a852c41e185e3969d518e66e6893c81d3fc7227009952d4", hex(privateKeyExtOne.chainCodeBytes));
}
TEST(PrivateKey, PrivateKeyExtendedError) {
// TWPublicKeyTypeED25519Extended pubkey with non-extended private: error
auto privateKeyNonext = PrivateKey(parse_hex(
"afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5"
));
try {
auto publicKeyError = privateKeyNonext.getPublicKey(TWPublicKeyTypeED25519Extended);
} catch (invalid_argument& ex) {
// expected exception
return;
}
FAIL() << "Should throw Invalid empty key extension";
}
TEST(PrivateKey, SignSECP256k1) {
Data privKeyData = parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5");
auto privateKey = PrivateKey(privKeyData);
Data messageData = TW::data("hello");
Data hash = Hash::keccak256(messageData);
Data actual = privateKey.sign(hash, TWCurveSECP256k1);
EXPECT_EQ(
"8720a46b5b3963790d94bcc61ad57ca02fd153584315bfa161ed3455e336ba624d68df010ed934b8792c5b6a57ba86c3da31d039f9612b44d1bf054132254de901",
hex(actual)
);
}
TEST(PrivateKey, SignExtended) {
const auto privateKeyExt = PrivateKey(parse_hex(
"b0884d248cb301edd1b34cf626ba6d880bb3ae8fd91b4696446999dc4f0b5744309941d56938e943980d11643c535e046653ca6f498c014b88f2ad9fd6e71effbf36a8fa9f5e11eb7a852c41e185e3969d518e66e6893c81d3fc7227009952d4"
));
Data messageData = TW::data("hello");
Data hash = Hash::keccak256(messageData);
Data actual = privateKeyExt.sign(hash, TWCurveED25519Extended);
EXPECT_EQ(
"375df53b6a4931dcf41e062b1c64288ed4ff3307f862d5c1b1c71964ce3b14c99422d0fdfeb2807e9900a26d491d5e8a874c24f98eec141ed694d7a433a90f08",
hex(actual)
);
}
TEST(PrivateKey, SignSchnorr) {
const auto privateKey = PrivateKey(parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5"));
const Data messageData = TW::data("hello schnorr");
const Data digest = Hash::sha256(messageData);
const auto signature = privateKey.signSchnorr(digest, TWCurveSECP256k1);
EXPECT_EQ(hex(signature),
"b8118ccb99563fe014279c957b0a9d563c1666e00367e9896fe541765246964f64a53052513da4e6dc20fdaf69ef0d95b4ca51c87ad3478986cf053c2dd0b853"
);
}
TEST(PrivateKey, SignSchnorrWrongType) {
const auto privateKey = PrivateKey(parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5"));
const Data messageData = TW::data("hello schnorr");
const Data digest = Hash::sha256(messageData);
const auto signature = privateKey.signSchnorr(digest, TWCurveNIST256p1);
EXPECT_EQ(signature.size(), 0);
}
TEST(PrivateKey, SignNIST256p1) {
Data privKeyData = parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5");
auto privateKey = PrivateKey(privKeyData);
Data messageData = TW::data("hello");
Data hash = Hash::keccak256(messageData);
Data actual = privateKey.sign(hash, TWCurveNIST256p1);
EXPECT_EQ(
"8859e63a0c0cc2fc7f788d7e78406157b288faa6f76f76d37c4cd1534e8d83c468f9fd6ca7dde378df594625dcde98559389569e039282275e3d87c26e36447401",
hex(actual)
);
}
int isCanonical(uint8_t by, uint8_t sig[64]) {
return 1;
}
TEST(PrivateKey, SignCanonicalSECP256k1) {
Data privKeyData = parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5");
auto privateKey = PrivateKey(privKeyData);
Data messageData = TW::data("hello");
Data hash = Hash::keccak256(messageData);
Data actual = privateKey.sign(hash, TWCurveSECP256k1, isCanonical);
EXPECT_EQ(
"208720a46b5b3963790d94bcc61ad57ca02fd153584315bfa161ed3455e336ba624d68df010ed934b8792c5b6a57ba86c3da31d039f9612b44d1bf054132254de9",
hex(actual)
);
}
TEST(PrivateKey, SignShortDigest) {
Data privKeyData = parse_hex("afeefca74d9a325cf1d6b6911d61a65c32afa8e02bd5e78e2e4ac2910bab45f5");
auto privateKey = PrivateKey(privKeyData);
Data shortDigest = TW::data("12345");
{
Data actual = privateKey.sign(shortDigest, TWCurveSECP256k1);
EXPECT_EQ(actual.size(), 0);
}
{
Data actual = privateKey.sign(shortDigest, TWCurveNIST256p1);
EXPECT_EQ(actual.size(), 0);
}
{
Data actual = privateKey.sign(shortDigest, TWCurveSECP256k1, isCanonical);
EXPECT_EQ(actual.size(), 0);
}
}