1 // Copyright (c) 2011-2014 The Bitcoin Core developers
2 // Distributed under the MIT/X11 software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
10 #include <boost/test/unit_test.hpp>
12 BOOST_AUTO_TEST_SUITE(miner_tests)
16 unsigned char extranonce;
19 {4, 0xa4a3e223}, {2, 0x15c32f9e}, {1, 0x0375b547}, {1, 0x7004a8a5},
20 {2, 0xce440296}, {2, 0x52cfe198}, {1, 0x77a72cd0}, {2, 0xbb5d6f84},
21 {2, 0x83f30c2c}, {1, 0x48a73d5b}, {1, 0xef7dcd01}, {2, 0x6809c6c4},
22 {2, 0x0883ab3c}, {1, 0x087bbbe2}, {2, 0x2104a814}, {2, 0xdffb6daa},
23 {1, 0xee8a0a08}, {2, 0xba4237c1}, {1, 0xa70349dc}, {1, 0x344722bb},
24 {3, 0xd6294733}, {2, 0xec9f5c94}, {2, 0xca2fbc28}, {1, 0x6ba4f406},
25 {2, 0x015d4532}, {1, 0x6e119b7c}, {2, 0x43e8f314}, {2, 0x27962f38},
26 {2, 0xb571b51b}, {2, 0xb36bee23}, {2, 0xd17924a8}, {2, 0x6bc212d9},
27 {1, 0x630d4948}, {2, 0x9a4c4ebb}, {2, 0x554be537}, {1, 0xd63ddfc7},
28 {2, 0xa10acc11}, {1, 0x759a8363}, {2, 0xfb73090d}, {1, 0xe82c6a34},
29 {1, 0xe33e92d7}, {3, 0x658ef5cb}, {2, 0xba32ff22}, {5, 0x0227a10c},
30 {1, 0xa9a70155}, {5, 0xd096d809}, {1, 0x37176174}, {1, 0x830b8d0f},
31 {1, 0xc6e3910e}, {2, 0x823f3ca8}, {1, 0x99850849}, {1, 0x7521fb81},
32 {1, 0xaacaabab}, {1, 0xd645a2eb}, {5, 0x7aea1781}, {5, 0x9d6e4b78},
33 {1, 0x4ce90fd8}, {1, 0xabdc832d}, {6, 0x4a34f32a}, {2, 0xf2524c1c},
34 {2, 0x1bbeb08a}, {1, 0xad47f480}, {1, 0x9f026aeb}, {1, 0x15a95049},
35 {2, 0xd1cb95b2}, {2, 0xf84bbda5}, {1, 0x0fa62cd1}, {1, 0xe05f9169},
36 {1, 0x78d194a9}, {5, 0x3e38147b}, {5, 0x737ba0d4}, {1, 0x63378e10},
37 {1, 0x6d5f91cf}, {2, 0x88612eb8}, {2, 0xe9639484}, {1, 0xb7fabc9d},
38 {2, 0x19b01592}, {1, 0x5a90dd31}, {2, 0x5bd7e028}, {2, 0x94d00323},
39 {1, 0xa9b9c01a}, {1, 0x3a40de61}, {1, 0x56e7eec7}, {5, 0x859f7ef6},
40 {1, 0xfd8e5630}, {1, 0x2b0c9f7f}, {1, 0xba700e26}, {1, 0x7170a408},
41 {1, 0x70de86a8}, {1, 0x74d64cd5}, {1, 0x49e738a1}, {2, 0x6910b602},
42 {0, 0x643c565f}, {1, 0x54264b3f}, {2, 0x97ea6396}, {2, 0x55174459},
43 {2, 0x03e8779a}, {1, 0x98f34d8f}, {1, 0xc07b2b07}, {1, 0xdfe29668},
44 {1, 0x3141c7c1}, {1, 0xb3b595f4}, {1, 0x735abf08}, {5, 0x623bfbce},
45 {2, 0xd351e722}, {1, 0xf4ca48c9}, {1, 0x5b19c670}, {1, 0xa164bf0e},
46 {2, 0xbbbeb305}, {2, 0xfe1c810a},
49 // NOTE: These tests rely on CreateNewBlock doing its own self-validation!
50 BOOST_AUTO_TEST_CASE(CreateNewBlock_validity)
52 CScript scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
53 CBlockTemplate *pblocktemplate;
54 CMutableTransaction tx,tx2;
60 // Simple block creation, nothing special yet:
61 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
63 // We can't make transactions until we have inputs
64 // Therefore, load 100 blocks :)
65 std::vector<CTransaction*>txFirst;
66 for (unsigned int i = 0; i < sizeof(blockinfo)/sizeof(*blockinfo); ++i)
68 CBlock *pblock = &pblocktemplate->block; // pointer for convenience
70 pblock->nTime = chainActive.Tip()->GetMedianTimePast()+1;
71 CMutableTransaction txCoinbase(pblock->vtx[0]);
72 txCoinbase.vin[0].scriptSig = CScript();
73 txCoinbase.vin[0].scriptSig.push_back(blockinfo[i].extranonce);
74 txCoinbase.vin[0].scriptSig.push_back(chainActive.Height());
75 txCoinbase.vout[0].scriptPubKey = CScript();
76 pblock->vtx[0] = CTransaction(txCoinbase);
77 if (txFirst.size() < 2)
78 txFirst.push_back(new CTransaction(pblock->vtx[0]));
79 pblock->hashMerkleRoot = pblock->BuildMerkleTree();
80 pblock->nNonce = blockinfo[i].nonce;
81 CValidationState state;
82 BOOST_CHECK(ProcessBlock(state, NULL, pblock));
83 BOOST_CHECK(state.IsValid());
84 pblock->hashPrevBlock = pblock->GetHash();
86 delete pblocktemplate;
88 // Just to make sure we can still make simple blocks
89 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
90 delete pblocktemplate;
92 // block sigops > limit: 1000 CHECKMULTISIG + 1
94 // NOTE: OP_NOP is used to force 20 SigOps for the CHECKMULTISIG
95 tx.vin[0].scriptSig = CScript() << OP_0 << OP_0 << OP_0 << OP_NOP << OP_CHECKMULTISIG << OP_1;
96 tx.vin[0].prevout.hash = txFirst[0]->GetHash();
97 tx.vin[0].prevout.n = 0;
99 tx.vout[0].nValue = 5000000000LL;
100 for (unsigned int i = 0; i < 1001; ++i)
102 tx.vout[0].nValue -= 1000000;
104 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
105 tx.vin[0].prevout.hash = hash;
107 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
108 delete pblocktemplate;
111 // block size > limit
112 tx.vin[0].scriptSig = CScript();
113 // 18 * (520char + DROP) + OP_1 = 9433 bytes
114 std::vector<unsigned char> vchData(520);
115 for (unsigned int i = 0; i < 18; ++i)
116 tx.vin[0].scriptSig << vchData << OP_DROP;
117 tx.vin[0].scriptSig << OP_1;
118 tx.vin[0].prevout.hash = txFirst[0]->GetHash();
119 tx.vout[0].nValue = 5000000000LL;
120 for (unsigned int i = 0; i < 128; ++i)
122 tx.vout[0].nValue -= 10000000;
124 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
125 tx.vin[0].prevout.hash = hash;
127 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
128 delete pblocktemplate;
133 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
134 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
135 delete pblocktemplate;
138 // child with higher priority than parent
139 tx.vin[0].scriptSig = CScript() << OP_1;
140 tx.vin[0].prevout.hash = txFirst[1]->GetHash();
141 tx.vout[0].nValue = 4900000000LL;
143 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
144 tx.vin[0].prevout.hash = hash;
146 tx.vin[1].scriptSig = CScript() << OP_1;
147 tx.vin[1].prevout.hash = txFirst[0]->GetHash();
148 tx.vin[1].prevout.n = 0;
149 tx.vout[0].nValue = 5900000000LL;
151 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
152 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
153 delete pblocktemplate;
156 // coinbase in mempool
158 tx.vin[0].prevout.SetNull();
159 tx.vin[0].scriptSig = CScript() << OP_0 << OP_1;
160 tx.vout[0].nValue = 0;
162 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
163 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
164 delete pblocktemplate;
167 // invalid (pre-p2sh) txn in mempool
168 tx.vin[0].prevout.hash = txFirst[0]->GetHash();
169 tx.vin[0].prevout.n = 0;
170 tx.vin[0].scriptSig = CScript() << OP_1;
171 tx.vout[0].nValue = 4900000000LL;
172 script = CScript() << OP_0;
173 tx.vout[0].scriptPubKey = GetScriptForDestination(script.GetID());
175 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
176 tx.vin[0].prevout.hash = hash;
177 tx.vin[0].scriptSig = CScript() << (std::vector<unsigned char>)script;
178 tx.vout[0].nValue -= 1000000;
180 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
181 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
182 delete pblocktemplate;
185 // double spend txn pair in mempool
186 tx.vin[0].prevout.hash = txFirst[0]->GetHash();
187 tx.vin[0].scriptSig = CScript() << OP_1;
188 tx.vout[0].nValue = 4900000000LL;
189 tx.vout[0].scriptPubKey = CScript() << OP_1;
191 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
192 tx.vout[0].scriptPubKey = CScript() << OP_2;
194 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
195 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
196 delete pblocktemplate;
200 int nHeight = chainActive.Height();
201 chainActive.Tip()->nHeight = 209999;
202 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
203 delete pblocktemplate;
204 chainActive.Tip()->nHeight = 210000;
205 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
206 delete pblocktemplate;
207 chainActive.Tip()->nHeight = nHeight;
209 // non-final txs in mempool
210 SetMockTime(chainActive.Tip()->GetMedianTimePast()+1);
213 tx.vin[0].prevout.hash = txFirst[0]->GetHash();
214 tx.vin[0].scriptSig = CScript() << OP_1;
215 tx.vin[0].nSequence = 0;
216 tx.vout[0].nValue = 4900000000LL;
217 tx.vout[0].scriptPubKey = CScript() << OP_1;
218 tx.nLockTime = chainActive.Tip()->nHeight+1;
220 mempool.addUnchecked(hash, CTxMemPoolEntry(tx, 11, GetTime(), 111.0, 11));
221 BOOST_CHECK(!IsFinalTx(tx, chainActive.Tip()->nHeight + 1));
225 tx2.vin[0].prevout.hash = txFirst[1]->GetHash();
226 tx2.vin[0].prevout.n = 0;
227 tx2.vin[0].scriptSig = CScript() << OP_1;
228 tx2.vin[0].nSequence = 0;
230 tx2.vout[0].nValue = 4900000000LL;
231 tx2.vout[0].scriptPubKey = CScript() << OP_1;
232 tx2.nLockTime = chainActive.Tip()->GetMedianTimePast()+1;
233 hash = tx2.GetHash();
234 mempool.addUnchecked(hash, CTxMemPoolEntry(tx2, 11, GetTime(), 111.0, 11));
235 BOOST_CHECK(!IsFinalTx(tx2));
237 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
239 // Neither tx should have make it into the template.
240 BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 1);
241 delete pblocktemplate;
243 // However if we advance height and time by one, both will.
244 chainActive.Tip()->nHeight++;
245 SetMockTime(chainActive.Tip()->GetMedianTimePast()+2);
247 BOOST_CHECK(IsFinalTx(tx, chainActive.Tip()->nHeight + 1));
248 BOOST_CHECK(IsFinalTx(tx2));
250 BOOST_CHECK(pblocktemplate = CreateNewBlock(scriptPubKey));
251 BOOST_CHECK_EQUAL(pblocktemplate->block.vtx.size(), 3);
252 delete pblocktemplate;
254 chainActive.Tip()->nHeight--;
257 BOOST_FOREACH(CTransaction *tx, txFirst)
262 BOOST_AUTO_TEST_SUITE_END()