text: // Copyright (c) 2017-2018 The Test Coin Super Core developers
  // Distributed under the MIT software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #include <index/txindex.h>
  #include <script/standard.h>
  #include <test/test_testcoinsuper.h>
  #include <util.h>
  #include <utiltime.h>
  #include <validation.h>
  
  #include <boost/test/unit_test.hpp>
  
  BOOST_AUTO_TEST_SUITE(txindex_tests)
  
  BOOST_FIXTURE_TEST_CASE(txindex_initial_sync, TestChain100Setup)
  {
      TxIndex txindex(1 << 20, true);
  
      CTransactionRef tx_disk;
      uint256 block_hash;
  
      // Transaction should not be found in the index before it is started.
      for (const auto& txn : m_coinbase_txns) {
          BOOST_CHECK(!txindex.FindTx(txn->GetHash(), block_hash, tx_disk));
      }
  
      // BlockUntilSyncedToCurrentChain should return false before txindex is started.
      BOOST_CHECK(!txindex.BlockUntilSyncedToCurrentChain());
  
      txindex.Start();
  
      // Allow tx index to catch up with the block index.
      constexpr int64_t timeout_ms = 10 * 1000;
      int64_t time_start = GetTimeMillis();
      while (!txindex.BlockUntilSyncedToCurrentChain()) {
          BOOST_REQUIRE(time_start + timeout_ms > GetTimeMillis());
          MilliSleep(100);
      }
  
      // Check that txindex has all txs that were in the chain before it started.
      for (const auto& txn : m_coinbase_txns) {
          if (!txindex.FindTx(txn->GetHash(), block_hash, tx_disk)) {
              BOOST_ERROR("FindTx failed");
          } else if (tx_disk->GetHash() != txn->GetHash()) {
              BOOST_ERROR("Read incorrect tx");
          }
      }
  
      // Check that new transactions in new blocks make it into the index.
      for (int i = 0; i < 10; i++) {
          CScript coinbase_script_pub_key = GetScriptForDestination(coinbaseKey.GetPubKey().GetID());
          std::vector<CMutableTransaction> no_txns;
          const CBlock& block = CreateAndProcessBlock(no_txns, coinbase_script_pub_key);
          const CTransaction& txn = *block.vtx[0];
  
          BOOST_CHECK(txindex.BlockUntilSyncedToCurrentChain());
          if (!txindex.FindTx(txn.GetHash(), block_hash, tx_disk)) {
              BOOST_ERROR("FindTx failed");
          } else if (tx_disk->GetHash() != txn.GetHash()) {
              BOOST_ERROR("Read incorrect tx");
          }
      }
  
      txindex.Stop(); // Stop thread before calling destructor
  }
  
  BOOST_AUTO_TEST_SUITE_END()
  