forked from bcoin-org/bcoin
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathblock-test.js
366 lines (286 loc) · 11.1 KB
/
block-test.js
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
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
/* eslint-env mocha */
/* eslint prefer-arrow-callback: "off" */
'use strict';
const assert = require('./util/assert');
const common = require('./util/common');
const {BloomFilter} = require('bfilter');
const {BufferMap} = require('buffer-map');
const Block = require('../lib/primitives/block');
const MerkleBlock = require('../lib/primitives/merkleblock');
const consensus = require('../lib/protocol/consensus');
const Script = require('../lib/script/script');
const bip152 = require('../lib/net/bip152');
const CompactBlock = bip152.CompactBlock;
const TXRequest = bip152.TXRequest;
const TXResponse = bip152.TXResponse;
// Block test vectors
const block300025 = common.readBlock('block300025');
// Merkle block test vectors
const merkle300025 = common.readMerkle('merkle300025');
// Compact block test vectors
const block426884 = common.readBlock('block426884');
const compact426884 = common.readCompact('compact426884');
const block898352 = common.readBlock('block898352');
const compact898352 = common.readCompact('compact898352');
// Sigops counting test vectors
// Format: [name, sigops, weight]
const sigopsVectors = [
['block928816', 9109, 3568200],
['block928828', 23236, 2481560],
['block928831', 10035, 3992382],
['block928848', 11319, 3992537],
['block928849', 9137, 3682105],
['block928927', 10015, 3992391],
['block1087400', 1298, 193331]
];
describe('Block', function() {
this.timeout(10000);
it('should parse partial merkle tree', () => {
const [block] = merkle300025.getBlock();
assert(block.verifyPOW());
assert(block.verifyBody());
assert(block.verify());
const tree = block.getTree();
assert.strictEqual(tree.matches.length, 2);
assert.strictEqual(block.hash().toString('hex'),
'8cc72c02a958de5a8b35a23bb7e3bced8bf840cc0a4e1c820000000000000000');
assert.strictEqual(block.rhash(),
'0000000000000000821c4e0acc40f88bedbce3b73ba2358b5ade58a9022cc78c');
assert.strictEqual(
tree.matches[0].toString('hex'),
'7393f84cd04ca8931975c66282ebf1847c78d8de6c2578d4f9bae23bc6f30857');
assert.strictEqual(
tree.matches[1].toString('hex'),
'ec8c51de3170301430ec56f6703533d9ea5b05c6fa7068954bcb90eed8c2ee5c');
});
it('should decode/encode merkle block', () => {
const [block] = merkle300025.getBlock();
block.refresh();
assert.bufferEqual(block.toRaw(), merkle300025.getRaw());
});
it('should verify merkle block', () => {
const [block] = merkle300025.getBlock();
assert(block.verify());
});
it('should be encoded/decoded and still verify', () => {
const [block1] = merkle300025.getBlock();
const raw = block1.toRaw();
const block2 = MerkleBlock.fromRaw(raw);
assert.bufferEqual(block2.toRaw(), raw);
assert(block2.verify());
});
it('should be jsonified/unjsonified and still verify', () => {
const [block1] = merkle300025.getBlock();
const json = block1.toJSON();
const block2 = MerkleBlock.fromJSON(json);
assert.deepStrictEqual(block2.toJSON(), json);
assert(block2.verify());
});
it('should parse JSON', () => {
const [block1] = block300025.getBlock();
const block2 = Block.fromJSON(block1.toJSON());
assert.strictEqual(block2.hash().toString('hex'),
'8cc72c02a958de5a8b35a23bb7e3bced8bf840cc0a4e1c820000000000000000');
assert.strictEqual(block2.rhash(),
'0000000000000000821c4e0acc40f88bedbce3b73ba2358b5ade58a9022cc78c');
assert.bufferEqual(block2.merkleRoot, block2.createMerkleRoot());
});
it('should create a merkle block', () => {
const filter = BloomFilter.fromRate(1000, 0.01, BloomFilter.flags.NONE);
const item1 = Buffer.from(
'8e7445bbb8abd4b3174d80fa4c409fea6b94d96b',
'hex');
const item2 = Buffer.from('047b00000078da0dca3b0ec2300c00d0ab4466ed10'
+ 'e763272c6c9ca052972c69e3884a9022084215e2eef'
+ '0e6f781656b5d5a87231cd4349e534b6dea55ad4ff55e', 'hex');
filter.add(item1);
filter.add(item2);
const [block1] = block300025.getBlock();
const block2 = MerkleBlock.fromBlock(block1, filter);
assert(block2.verifyBody());
assert.bufferEqual(block2.toRaw(), merkle300025.getRaw());
});
it('should verify a historical block', () => {
const [block, view] = block300025.getBlock();
const flags = Script.flags.VERIFY_P2SH | Script.flags.VERIFY_DERSIG;
const height = 300025;
assert(block.verify());
assert(block.txs[0].isCoinbase());
assert(block.txs[0].isSane());
assert(!block.hasWitness());
assert.strictEqual(block.getWeight(), 1136924);
let sigops = 0;
let reward = 0;
for (let i = 1; i < block.txs.length; i++) {
const tx = block.txs[i];
assert(tx.isSane());
assert(tx.verifyInputs(view, height));
assert(tx.verify(view, flags));
assert(!tx.hasWitness());
sigops += tx.getSigopsCost(view, flags);
reward += tx.getFee(view);
view.addTX(tx, height);
}
reward += consensus.getReward(height, 210000);
assert.strictEqual(sigops, 5280);
assert.strictEqual(reward, 2507773345);
assert.strictEqual(reward, block.txs[0].outputs[0].value);
});
it('should fail with a bad merkle root', () => {
const [block] = block300025.getBlock();
const merkleRoot = block.merkleRoot;
block.merkleRoot = consensus.ZERO_HASH;
block.refresh();
assert(!block.verifyPOW());
const [, reason] = block.checkBody();
assert.strictEqual(reason, 'bad-txnmrklroot');
assert(!block.verify());
block.merkleRoot = merkleRoot;
block.refresh();
assert(block.verify());
});
it('should fail on merkle block with a bad merkle root', () => {
const [block] = merkle300025.getBlock();
const merkleRoot = block.merkleRoot;
block.merkleRoot = consensus.ZERO_HASH;
block.refresh();
assert(!block.verifyPOW());
const [, reason] = block.checkBody();
assert.strictEqual(reason, 'bad-txnmrklroot');
assert(!block.verify());
block.merkleRoot = merkleRoot;
block.refresh();
assert(block.verify());
});
it('should fail with a low target', () => {
const [block] = block300025.getBlock();
const bits = block.bits;
block.bits = 403014710;
block.refresh();
assert(!block.verifyPOW());
assert(block.verifyBody());
assert(!block.verify());
block.bits = bits;
block.refresh();
assert(block.verify());
});
it('should fail on duplicate txs', () => {
const [block] = block300025.getBlock();
block.txs.push(block.txs[block.txs.length - 1]);
block.refresh();
const [, reason] = block.checkBody();
assert.strictEqual(reason, 'bad-txns-duplicate');
});
it('should verify with headers', () => {
const headers = block300025.getHeaders();
assert(headers.verifyPOW());
assert(headers.verifyBody());
assert(headers.verify());
});
it('should handle compact block', () => {
const [block] = block426884.getBlock();
const [cblock1] = compact426884.getBlock();
const cblock2 = CompactBlock.fromBlock(block, false, cblock1.keyNonce);
assert(cblock1.init());
assert.bufferEqual(cblock1.toRaw(), compact426884.getRaw());
assert.bufferEqual(cblock2.toRaw(), compact426884.getRaw());
const map = new BufferMap();
for (let i = 1; i < block.txs.length; i++) {
const tx = block.txs[i];
map.set(tx.hash(), { tx });
}
const full = cblock1.fillMempool(false, { map });
assert(full);
for (const tx of cblock1.available)
assert(tx);
assert.bufferEqual(cblock1.toBlock().toRaw(), block.toRaw());
});
it('should handle half-full compact block', () => {
const [block] = block426884.getBlock();
const [cblock1] = compact426884.getBlock();
const cblock2 = CompactBlock.fromBlock(block, false, cblock1.keyNonce);
assert(cblock1.init());
assert.bufferEqual(cblock1.toRaw(), compact426884.getRaw());
assert.bufferEqual(cblock2.toRaw(), compact426884.getRaw());
const map = new BufferMap();
for (let i = 1; i < ((block.txs.length + 1) >>> 1); i++) {
const tx = block.txs[i];
map.set(tx.hash(), { tx });
}
const full = cblock1.fillMempool(false, { map });
assert(!full);
const rawReq = cblock1.toRequest().toRaw();
const req = TXRequest.fromRaw(rawReq);
assert.bufferEqual(req.hash, cblock1.hash());
const rawRes = TXResponse.fromBlock(block, req).toRaw();
const res = TXResponse.fromRaw(rawRes);
const filled = cblock1.fillMissing(res);
assert(filled);
for (const tx of cblock1.available)
assert(tx);
assert.bufferEqual(cblock1.toBlock().toRaw(), block.toRaw());
});
it('should handle compact block', () => {
const [block] = block898352.getBlock();
const [cblock1] = compact898352.getBlock();
const cblock2 = CompactBlock.fromBlock(block, false, cblock1.keyNonce);
assert(cblock1.init());
assert.bufferEqual(cblock1.toRaw(), compact898352.getRaw());
assert.bufferEqual(cblock2.toRaw(), compact898352.getRaw());
assert.strictEqual(cblock1.sid(block.txs[1].hash()), 125673511480291);
const map = new BufferMap();
for (let i = 1; i < block.txs.length; i++) {
const tx = block.txs[i];
map.set(tx.hash(), { tx });
}
const full = cblock1.fillMempool(false, { map });
assert(full);
for (const tx of cblock1.available)
assert(tx);
assert.bufferEqual(cblock1.toBlock().toRaw(), block.toRaw());
});
it('should handle half-full compact block', () => {
const [block] = block898352.getBlock();
const [cblock1] = compact898352.getBlock();
const cblock2 = CompactBlock.fromBlock(block, false, cblock1.keyNonce);
assert(cblock1.init());
assert.bufferEqual(cblock1.toRaw(), compact898352.getRaw());
assert.bufferEqual(cblock2.toRaw(), compact898352.getRaw());
assert.strictEqual(cblock1.sid(block.txs[1].hash()), 125673511480291);
const map = new BufferMap();
for (let i = 1; i < ((block.txs.length + 1) >>> 1); i++) {
const tx = block.txs[i];
map.set(tx.hash(), { tx });
}
const full = cblock1.fillMempool(false, { map });
assert(!full);
const rawReq = cblock1.toRequest().toRaw();
const req = TXRequest.fromRaw(rawReq);
assert.bufferEqual(req.hash, cblock1.hash());
assert.deepStrictEqual(req.indexes, [5, 6, 7, 8, 9]);
const rawRes = TXResponse.fromBlock(block, req).toRaw();
const res = TXResponse.fromRaw(rawRes);
const filled = cblock1.fillMissing(res);
assert(filled);
for (const tx of cblock1.available)
assert(tx);
assert.bufferEqual(cblock1.toBlock().toRaw(), block.toRaw());
});
for (const cache of [false, true]) {
const word = cache ? 'with' : 'without';
for (const [name, sigops, weight] of sigopsVectors) {
const ctx = common.readBlock(name);
it(`should count sigops for ${name} (${word} cache)`, () => {
const [block, view] = ctx.getBlock();
const flags = Script.flags.VERIFY_P2SH | Script.flags.VERIFY_WITNESS;
if (!cache)
block.refresh(true);
let count = 0;
for (const tx of block.txs)
count += tx.getSigopsCost(view, flags);
assert.strictEqual(count, sigops);
assert.strictEqual(block.getWeight(), weight);
});
}
}
});