1 files changed, 70 insertions, 0 deletions
diff --git a/tests/core_tests/double_spend.cpp b/tests/core_tests/double_spend.cpp
new file mode 100644
index 000000000..9a007ce26
--- /dev/null
+++ b/tests/core_tests/double_spend.cpp
@@ -0,0 +1,70 @@
+// Copyright (c) 2012-2013 The Cryptonote developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include "chaingen.h"
+#include "chaingen_tests_list.h"
+
+using namespace epee;
+using namespace cryptonote;
+
+
+//======================================================================================================================
+
+gen_double_spend_in_different_chains::gen_double_spend_in_different_chains()
+{
+  REGISTER_CALLBACK_METHOD(gen_double_spend_in_different_chains, check_double_spend);
+}
+
+bool gen_double_spend_in_different_chains::generate(std::vector<test_event_entry>& events) const
+{
+  INIT_DOUBLE_SPEND_TEST();
+
+  SET_EVENT_VISITOR_SETT(events, event_visitor_settings::set_txs_keeped_by_block, true);
+  MAKE_TX(events, tx_1, bob_account, alice_account, send_amount / 2 - TESTS_DEFAULT_FEE, blk_1);
+  events.pop_back();
+  MAKE_TX(events, tx_2, bob_account, alice_account, send_amount - TESTS_DEFAULT_FEE, blk_1);
+  events.pop_back();
+
+  // Main chain
+  events.push_back(tx_1);
+  MAKE_NEXT_BLOCK_TX1(events, blk_2, blk_1r, miner_account, tx_1);
+
+  // Alternative chain
+  events.push_back(tx_2);
+  MAKE_NEXT_BLOCK_TX1(events, blk_3, blk_1r, miner_account, tx_2);
+  // Switch to alternative chain
+  MAKE_NEXT_BLOCK(events, blk_4, blk_3, miner_account);
+  CHECK_AND_NO_ASSERT_MES(expected_blockchain_height == get_block_height(blk_4) + 1, false, "expected_blockchain_height has invalid value");
+
+  DO_CALLBACK(events, "check_double_spend");
+
+  return true;
+}
+
+bool gen_double_spend_in_different_chains::check_double_spend(cryptonote::core& c, size_t /*ev_index*/, const std::vector<test_event_entry>& events)
+{
+  DEFINE_TESTS_ERROR_CONTEXT("gen_double_spend_in_different_chains::check_double_spend");
+
+  std::list<block> block_list;
+  bool r = c.get_blocks(0, 100 + 2 * CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW, block_list);
+  CHECK_TEST_CONDITION(r);
+
+  std::vector<block> blocks(block_list.begin(), block_list.end());
+  CHECK_EQ(expected_blockchain_height, blocks.size());
+
+  CHECK_EQ(1, c.get_pool_transactions_count());
+  CHECK_EQ(1, c.get_alternative_blocks_count());
+
+  cryptonote::account_base bob_account = boost::get<cryptonote::account_base>(events[1]);
+  cryptonote::account_base alice_account = boost::get<cryptonote::account_base>(events[2]);
+
+  std::vector<cryptonote::block> chain;
+  map_hash2tx_t mtx;
+  r = find_block_chain(events, chain, mtx, get_block_hash(blocks.back()));
+  CHECK_TEST_CONDITION(r);
+  CHECK_EQ(0, get_balance(bob_account, blocks, mtx));
+  CHECK_EQ(send_amount - TESTS_DEFAULT_FEE, get_balance(alice_account, blocks, mtx));
+
+  return true;
+}