/ src / test / script_standard_tests.cpp
script_standard_tests.cpp
  1  // Copyright (c) 2017-2022 The Bitcoin Core developers
  2  // Distributed under the MIT software license, see the accompanying
  3  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  4  
  5  #include <test/data/bip341_wallet_vectors.json.h>
  6  
  7  #include <key.h>
  8  #include <key_io.h>
  9  #include <script/script.h>
 10  #include <script/signingprovider.h>
 11  #include <script/solver.h>
 12  #include <test/util/setup_common.h>
 13  #include <util/strencodings.h>
 14  
 15  #include <boost/test/unit_test.hpp>
 16  
 17  #include <univalue.h>
 18  
 19  
 20  BOOST_FIXTURE_TEST_SUITE(script_standard_tests, BasicTestingSetup)
 21  
 22  BOOST_AUTO_TEST_CASE(dest_default_is_no_dest)
 23  {
 24      CTxDestination dest;
 25      BOOST_CHECK(!IsValidDestination(dest));
 26  }
 27  
 28  BOOST_AUTO_TEST_CASE(script_standard_Solver_success)
 29  {
 30      CKey keys[3];
 31      CPubKey pubkeys[3];
 32      for (int i = 0; i < 3; i++) {
 33          keys[i].MakeNewKey(true);
 34          pubkeys[i] = keys[i].GetPubKey();
 35      }
 36  
 37      CScript s;
 38      std::vector<std::vector<unsigned char> > solutions;
 39  
 40      // TxoutType::PUBKEY
 41      s.clear();
 42      s << ToByteVector(pubkeys[0]) << OP_CHECKSIG;
 43      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::PUBKEY);
 44      BOOST_CHECK_EQUAL(solutions.size(), 1U);
 45      BOOST_CHECK(solutions[0] == ToByteVector(pubkeys[0]));
 46  
 47      // TxoutType::PUBKEYHASH
 48      s.clear();
 49      s << OP_DUP << OP_HASH160 << ToByteVector(pubkeys[0].GetID()) << OP_EQUALVERIFY << OP_CHECKSIG;
 50      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::PUBKEYHASH);
 51      BOOST_CHECK_EQUAL(solutions.size(), 1U);
 52      BOOST_CHECK(solutions[0] == ToByteVector(pubkeys[0].GetID()));
 53  
 54      // TxoutType::SCRIPTHASH
 55      CScript redeemScript(s); // initialize with leftover P2PKH script
 56      s.clear();
 57      s << OP_HASH160 << ToByteVector(CScriptID(redeemScript)) << OP_EQUAL;
 58      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::SCRIPTHASH);
 59      BOOST_CHECK_EQUAL(solutions.size(), 1U);
 60      BOOST_CHECK(solutions[0] == ToByteVector(CScriptID(redeemScript)));
 61  
 62      // TxoutType::MULTISIG
 63      s.clear();
 64      s << OP_1 <<
 65          ToByteVector(pubkeys[0]) <<
 66          ToByteVector(pubkeys[1]) <<
 67          OP_2 << OP_CHECKMULTISIG;
 68      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::MULTISIG);
 69      BOOST_CHECK_EQUAL(solutions.size(), 4U);
 70      BOOST_CHECK(solutions[0] == std::vector<unsigned char>({1}));
 71      BOOST_CHECK(solutions[1] == ToByteVector(pubkeys[0]));
 72      BOOST_CHECK(solutions[2] == ToByteVector(pubkeys[1]));
 73      BOOST_CHECK(solutions[3] == std::vector<unsigned char>({2}));
 74  
 75      s.clear();
 76      s << OP_2 <<
 77          ToByteVector(pubkeys[0]) <<
 78          ToByteVector(pubkeys[1]) <<
 79          ToByteVector(pubkeys[2]) <<
 80          OP_3 << OP_CHECKMULTISIG;
 81      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::MULTISIG);
 82      BOOST_CHECK_EQUAL(solutions.size(), 5U);
 83      BOOST_CHECK(solutions[0] == std::vector<unsigned char>({2}));
 84      BOOST_CHECK(solutions[1] == ToByteVector(pubkeys[0]));
 85      BOOST_CHECK(solutions[2] == ToByteVector(pubkeys[1]));
 86      BOOST_CHECK(solutions[3] == ToByteVector(pubkeys[2]));
 87      BOOST_CHECK(solutions[4] == std::vector<unsigned char>({3}));
 88  
 89      // TxoutType::NULL_DATA
 90      s.clear();
 91      s << OP_RETURN <<
 92          std::vector<unsigned char>({0}) <<
 93          std::vector<unsigned char>({75}) <<
 94          std::vector<unsigned char>({255});
 95      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NULL_DATA);
 96      BOOST_CHECK_EQUAL(solutions.size(), 0U);
 97  
 98      // TxoutType::WITNESS_V0_KEYHASH
 99      s.clear();
100      s << OP_0 << ToByteVector(pubkeys[0].GetID());
101      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::WITNESS_V0_KEYHASH);
102      BOOST_CHECK_EQUAL(solutions.size(), 1U);
103      BOOST_CHECK(solutions[0] == ToByteVector(pubkeys[0].GetID()));
104  
105      // TxoutType::WITNESS_V0_SCRIPTHASH
106      uint256 scriptHash;
107      CSHA256().Write(redeemScript.data(), redeemScript.size())
108          .Finalize(scriptHash.begin());
109  
110      s.clear();
111      s << OP_0 << ToByteVector(scriptHash);
112      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::WITNESS_V0_SCRIPTHASH);
113      BOOST_CHECK_EQUAL(solutions.size(), 1U);
114      BOOST_CHECK(solutions[0] == ToByteVector(scriptHash));
115  
116      // TxoutType::WITNESS_V1_TAPROOT
117      s.clear();
118      s << OP_1 << ToByteVector(uint256::ZERO);
119      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::WITNESS_V1_TAPROOT);
120      BOOST_CHECK_EQUAL(solutions.size(), 1U);
121      BOOST_CHECK(solutions[0] == ToByteVector(uint256::ZERO));
122  
123      // TxoutType::WITNESS_UNKNOWN
124      s.clear();
125      s << OP_16 << ToByteVector(uint256::ONE);
126      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::WITNESS_UNKNOWN);
127      BOOST_CHECK_EQUAL(solutions.size(), 2U);
128      BOOST_CHECK(solutions[0] == std::vector<unsigned char>{16});
129      BOOST_CHECK(solutions[1] == ToByteVector(uint256::ONE));
130  
131      // TxoutType::NONSTANDARD
132      s.clear();
133      s << OP_9 << OP_ADD << OP_11 << OP_EQUAL;
134      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
135  }
136  
137  BOOST_AUTO_TEST_CASE(script_standard_Solver_failure)
138  {
139      CKey key = GenerateRandomKey();
140      CPubKey pubkey = key.GetPubKey();
141  
142      CScript s;
143      std::vector<std::vector<unsigned char> > solutions;
144  
145      // TxoutType::PUBKEY with incorrectly sized pubkey
146      s.clear();
147      s << std::vector<unsigned char>(30, 0x01) << OP_CHECKSIG;
148      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
149  
150      // TxoutType::PUBKEYHASH with incorrectly sized key hash
151      s.clear();
152      s << OP_DUP << OP_HASH160 << ToByteVector(pubkey) << OP_EQUALVERIFY << OP_CHECKSIG;
153      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
154  
155      // TxoutType::SCRIPTHASH with incorrectly sized script hash
156      s.clear();
157      s << OP_HASH160 << std::vector<unsigned char>(21, 0x01) << OP_EQUAL;
158      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
159  
160      // TxoutType::MULTISIG 0/2
161      s.clear();
162      s << OP_0 << ToByteVector(pubkey) << OP_1 << OP_CHECKMULTISIG;
163      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
164  
165      // TxoutType::MULTISIG 2/1
166      s.clear();
167      s << OP_2 << ToByteVector(pubkey) << OP_1 << OP_CHECKMULTISIG;
168      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
169  
170      // TxoutType::MULTISIG n = 2 with 1 pubkey
171      s.clear();
172      s << OP_1 << ToByteVector(pubkey) << OP_2 << OP_CHECKMULTISIG;
173      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
174  
175      // TxoutType::MULTISIG n = 1 with 0 pubkeys
176      s.clear();
177      s << OP_1 << OP_1 << OP_CHECKMULTISIG;
178      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
179  
180      // TxoutType::NULL_DATA with other opcodes
181      s.clear();
182      s << OP_RETURN << std::vector<unsigned char>({75}) << OP_ADD;
183      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
184  
185      // TxoutType::WITNESS_UNKNOWN with incorrect program size
186      s.clear();
187      s << OP_0 << std::vector<unsigned char>(19, 0x01);
188      BOOST_CHECK_EQUAL(Solver(s, solutions), TxoutType::NONSTANDARD);
189  }
190  
191  BOOST_AUTO_TEST_CASE(script_standard_ExtractDestination)
192  {
193      CKey key = GenerateRandomKey();
194      CPubKey pubkey = key.GetPubKey();
195  
196      CScript s;
197      CTxDestination address;
198  
199      // TxoutType::PUBKEY
200      s.clear();
201      s << ToByteVector(pubkey) << OP_CHECKSIG;
202      BOOST_CHECK(!ExtractDestination(s, address));
203      BOOST_CHECK(std::get<PubKeyDestination>(address) == PubKeyDestination(pubkey));
204  
205      // TxoutType::PUBKEYHASH
206      s.clear();
207      s << OP_DUP << OP_HASH160 << ToByteVector(pubkey.GetID()) << OP_EQUALVERIFY << OP_CHECKSIG;
208      BOOST_CHECK(ExtractDestination(s, address));
209      BOOST_CHECK(std::get<PKHash>(address) == PKHash(pubkey));
210  
211      // TxoutType::SCRIPTHASH
212      CScript redeemScript(s); // initialize with leftover P2PKH script
213      s.clear();
214      s << OP_HASH160 << ToByteVector(CScriptID(redeemScript)) << OP_EQUAL;
215      BOOST_CHECK(ExtractDestination(s, address));
216      BOOST_CHECK(std::get<ScriptHash>(address) == ScriptHash(redeemScript));
217  
218      // TxoutType::MULTISIG
219      s.clear();
220      s << OP_1 << ToByteVector(pubkey) << OP_1 << OP_CHECKMULTISIG;
221      BOOST_CHECK(!ExtractDestination(s, address));
222  
223      // TxoutType::NULL_DATA
224      s.clear();
225      s << OP_RETURN << std::vector<unsigned char>({75});
226      BOOST_CHECK(!ExtractDestination(s, address));
227  
228      // TxoutType::WITNESS_V0_KEYHASH
229      s.clear();
230      s << OP_0 << ToByteVector(pubkey.GetID());
231      BOOST_CHECK(ExtractDestination(s, address));
232      WitnessV0KeyHash keyhash;
233      CHash160().Write(pubkey).Finalize(keyhash);
234      BOOST_CHECK(std::get<WitnessV0KeyHash>(address) == keyhash);
235  
236      // TxoutType::WITNESS_V0_SCRIPTHASH
237      s.clear();
238      WitnessV0ScriptHash scripthash;
239      CSHA256().Write(redeemScript.data(), redeemScript.size()).Finalize(scripthash.begin());
240      s << OP_0 << ToByteVector(scripthash);
241      BOOST_CHECK(ExtractDestination(s, address));
242      BOOST_CHECK(std::get<WitnessV0ScriptHash>(address) == scripthash);
243  
244      // TxoutType::WITNESS_UNKNOWN with unknown version
245      s.clear();
246      s << OP_1 << ToByteVector(pubkey);
247      BOOST_CHECK(ExtractDestination(s, address));
248      WitnessUnknown unk{1, ToByteVector(pubkey)};
249      BOOST_CHECK(std::get<WitnessUnknown>(address) == unk);
250  }
251  
252  BOOST_AUTO_TEST_CASE(script_standard_GetScriptFor_)
253  {
254      CKey keys[3];
255      CPubKey pubkeys[3];
256      for (int i = 0; i < 3; i++) {
257          keys[i].MakeNewKey(true);
258          pubkeys[i] = keys[i].GetPubKey();
259      }
260  
261      CScript expected, result;
262  
263      // PKHash
264      expected.clear();
265      expected << OP_DUP << OP_HASH160 << ToByteVector(pubkeys[0].GetID()) << OP_EQUALVERIFY << OP_CHECKSIG;
266      result = GetScriptForDestination(PKHash(pubkeys[0]));
267      BOOST_CHECK(result == expected);
268  
269      // CScriptID
270      CScript redeemScript(result);
271      expected.clear();
272      expected << OP_HASH160 << ToByteVector(CScriptID(redeemScript)) << OP_EQUAL;
273      result = GetScriptForDestination(ScriptHash(redeemScript));
274      BOOST_CHECK(result == expected);
275  
276      // CNoDestination
277      expected.clear();
278      result = GetScriptForDestination(CNoDestination());
279      BOOST_CHECK(result == expected);
280  
281      // GetScriptForRawPubKey
282      expected.clear();
283      expected << ToByteVector(pubkeys[0]) << OP_CHECKSIG;
284      result = GetScriptForRawPubKey(pubkeys[0]);
285      BOOST_CHECK(result == expected);
286  
287      // GetScriptForMultisig
288      expected.clear();
289      expected << OP_2 <<
290          ToByteVector(pubkeys[0]) <<
291          ToByteVector(pubkeys[1]) <<
292          ToByteVector(pubkeys[2]) <<
293          OP_3 << OP_CHECKMULTISIG;
294      result = GetScriptForMultisig(2, std::vector<CPubKey>(pubkeys, pubkeys + 3));
295      BOOST_CHECK(result == expected);
296  
297      // WitnessV0KeyHash
298      expected.clear();
299      expected << OP_0 << ToByteVector(pubkeys[0].GetID());
300      result = GetScriptForDestination(WitnessV0KeyHash(Hash160(ToByteVector(pubkeys[0]))));
301      BOOST_CHECK(result == expected);
302      result = GetScriptForDestination(WitnessV0KeyHash(pubkeys[0].GetID()));
303      BOOST_CHECK(result == expected);
304  
305      // WitnessV0ScriptHash (multisig)
306      CScript witnessScript;
307      witnessScript << OP_1 << ToByteVector(pubkeys[0]) << OP_1 << OP_CHECKMULTISIG;
308  
309      uint256 scriptHash;
310      CSHA256().Write(witnessScript.data(), witnessScript.size())
311          .Finalize(scriptHash.begin());
312  
313      expected.clear();
314      expected << OP_0 << ToByteVector(scriptHash);
315      result = GetScriptForDestination(WitnessV0ScriptHash(witnessScript));
316      BOOST_CHECK(result == expected);
317  }
318  
319  BOOST_AUTO_TEST_CASE(script_standard_taproot_builder)
320  {
321      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({}), true);
322      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0}), true);
323      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1}), false);
324      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2}), false);
325      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,0}), false);
326      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,1}), false);
327      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,2}), false);
328      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,0}), false);
329      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,1}), true);
330      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,2}), false);
331      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,0}), false);
332      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,1}), false);
333      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,2}), false);
334      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,0,0}), false);
335      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,0,1}), false);
336      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,0,2}), false);
337      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,1,0}), false);
338      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,1,1}), false);
339      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,1,2}), false);
340      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,2,0}), false);
341      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,2,1}), false);
342      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({0,2,2}), false);
343      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,0,0}), false);
344      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,0,1}), false);
345      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,0,2}), false);
346      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,1,0}), false);
347      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,1,1}), false);
348      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,1,2}), false);
349      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,2,0}), false);
350      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,2,1}), false);
351      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({1,2,2}), true);
352      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,0,0}), false);
353      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,0,1}), false);
354      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,0,2}), false);
355      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,1,0}), false);
356      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,1,1}), false);
357      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,1,2}), false);
358      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,2,0}), false);
359      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,2,1}), true);
360      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,2,2}), false);
361      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({2,2,2,3,4,5,6,7,8,9,10,11,12,14,14,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,31,31,31,31,31,31,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,128}), true);
362      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({128,128,127,126,125,124,123,122,121,120,119,118,117,116,115,114,113,112,111,110,109,108,107,106,105,104,103,102,101,100,99,98,97,96,95,94,93,92,91,90,89,88,87,86,85,84,83,82,81,80,79,78,77,76,75,74,73,72,71,70,69,68,67,66,65,64,63,62,61,60,59,58,57,56,55,54,53,52,51,50,49,48,47,46,45,44,43,42,41,40,39,38,37,36,35,34,33,32,31,30,29,28,27,26,25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1}), true);
363      BOOST_CHECK_EQUAL(TaprootBuilder::ValidDepths({129,129,128,127,126,125,124,123,122,121,120,119,118,117,116,115,114,113,112,111,110,109,108,107,106,105,104,103,102,101,100,99,98,97,96,95,94,93,92,91,90,89,88,87,86,85,84,83,82,81,80,79,78,77,76,75,74,73,72,71,70,69,68,67,66,65,64,63,62,61,60,59,58,57,56,55,54,53,52,51,50,49,48,47,46,45,44,43,42,41,40,39,38,37,36,35,34,33,32,31,30,29,28,27,26,25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1}), false);
364  
365      XOnlyPubKey key_inner{ParseHex("79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798")};
366      XOnlyPubKey key_1{ParseHex("c6047f9441ed7d6d3045406e95c07cd85c778e4b8cef3ca7abac09b95c709ee5")};
367      XOnlyPubKey key_2{ParseHex("f9308a019258c31049344f85f89d5229b531c845836f99b08601f113bce036f9")};
368      CScript script_1 = CScript() << ToByteVector(key_1) << OP_CHECKSIG;
369      CScript script_2 = CScript() << ToByteVector(key_2) << OP_CHECKSIG;
370      uint256 hash_3 = uint256S("31fe7061656bea2a36aa60a2f7ef940578049273746935d296426dc0afd86b68");
371  
372      TaprootBuilder builder;
373      BOOST_CHECK(builder.IsValid() && builder.IsComplete());
374      builder.Add(2, script_2, 0xc0);
375      BOOST_CHECK(builder.IsValid() && !builder.IsComplete());
376      builder.AddOmitted(2, hash_3);
377      BOOST_CHECK(builder.IsValid() && !builder.IsComplete());
378      builder.Add(1, script_1, 0xc0);
379      BOOST_CHECK(builder.IsValid() && builder.IsComplete());
380      builder.Finalize(key_inner);
381      BOOST_CHECK(builder.IsValid() && builder.IsComplete());
382      BOOST_CHECK_EQUAL(EncodeDestination(builder.GetOutput()), "bc1pj6gaw944fy0xpmzzu45ugqde4rz7mqj5kj0tg8kmr5f0pjq8vnaqgynnge");
383  }
384  
385  BOOST_AUTO_TEST_CASE(bip341_spk_test_vectors)
386  {
387      using control_set = decltype(TaprootSpendData::scripts)::mapped_type;
388  
389      UniValue tests;
390      tests.read(json_tests::bip341_wallet_vectors);
391  
392      const auto& vectors = tests["scriptPubKey"];
393  
394      for (const auto& vec : vectors.getValues()) {
395          TaprootBuilder spktest;
396          std::map<std::pair<std::vector<unsigned char>, int>, int> scriptposes;
397          std::function<void (const UniValue&, int)> parse_tree = [&](const UniValue& node, int depth) {
398              if (node.isNull()) return;
399              if (node.isObject()) {
400                  auto script = ParseHex(node["script"].get_str());
401                  int idx = node["id"].getInt<int>();
402                  int leaf_version = node["leafVersion"].getInt<int>();
403                  scriptposes[{script, leaf_version}] = idx;
404                  spktest.Add(depth, script, leaf_version);
405              } else {
406                  parse_tree(node[0], depth + 1);
407                  parse_tree(node[1], depth + 1);
408              }
409          };
410          parse_tree(vec["given"]["scriptTree"], 0);
411          spktest.Finalize(XOnlyPubKey(ParseHex(vec["given"]["internalPubkey"].get_str())));
412          BOOST_CHECK_EQUAL(HexStr(GetScriptForDestination(spktest.GetOutput())), vec["expected"]["scriptPubKey"].get_str());
413          BOOST_CHECK_EQUAL(EncodeDestination(spktest.GetOutput()), vec["expected"]["bip350Address"].get_str());
414          auto spend_data = spktest.GetSpendData();
415          BOOST_CHECK_EQUAL(vec["intermediary"]["merkleRoot"].isNull(), spend_data.merkle_root.IsNull());
416          if (!spend_data.merkle_root.IsNull()) {
417              BOOST_CHECK_EQUAL(vec["intermediary"]["merkleRoot"].get_str(), HexStr(spend_data.merkle_root));
418          }
419          BOOST_CHECK_EQUAL(spend_data.scripts.size(), scriptposes.size());
420          for (const auto& scriptpos : scriptposes) {
421              BOOST_CHECK(spend_data.scripts[scriptpos.first] == control_set{ParseHex(vec["expected"]["scriptPathControlBlocks"][scriptpos.second].get_str())});
422          }
423      }
424  }
425  
426  BOOST_AUTO_TEST_SUITE_END()