1 files changed, 125 insertions, 0 deletions
diff --git a/tests/core_tests/double_spend.h b/tests/core_tests/double_spend.h
new file mode 100644
index 000000000..e43cc2ed3
--- /dev/null
+++ b/tests/core_tests/double_spend.h
@@ -0,0 +1,125 @@
+// 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.
+
+#pragma once 
+#include "chaingen.h"
+
+const size_t invalid_index_value = std::numeric_limits<size_t>::max();
+
+
+template<class concrete_test>
+class gen_double_spend_base : public test_chain_unit_base
+{
+public:
+  static const uint64_t send_amount = MK_COINS(17);
+
+  gen_double_spend_base();
+
+  bool check_tx_verification_context(const cryptonote::tx_verification_context& tvc, bool tx_added, size_t event_idx, const cryptonote::transaction& tx);
+  bool check_block_verification_context(const cryptonote::block_verification_context& bvc, size_t event_idx, const cryptonote::block& block);
+
+  bool mark_last_valid_block(cryptonote::core& c, size_t ev_index, const std::vector<test_event_entry>& events);
+  bool mark_invalid_tx(cryptonote::core& c, size_t ev_index, const std::vector<test_event_entry>& events);
+  bool mark_invalid_block(cryptonote::core& c, size_t ev_index, const std::vector<test_event_entry>& events);
+  bool check_double_spend(cryptonote::core& c, size_t ev_index, const std::vector<test_event_entry>& events);
+
+private:
+  cryptonote::block m_last_valid_block;
+  size_t m_invalid_tx_index;
+  size_t m_invalid_block_index;
+};
+
+
+template<bool txs_keeped_by_block>
+struct gen_double_spend_in_tx : public gen_double_spend_base< gen_double_spend_in_tx<txs_keeped_by_block> >
+{
+  static const uint64_t send_amount = MK_COINS(17);
+  static const bool has_invalid_tx = true;
+  static const size_t expected_pool_txs_count = 0;
+  static const uint64_t expected_bob_balance = send_amount;
+  static const uint64_t expected_alice_balance = 0;
+
+  bool generate(std::vector<test_event_entry>& events) const;
+};
+
+
+template<bool txs_keeped_by_block>
+struct gen_double_spend_in_the_same_block : public gen_double_spend_base< gen_double_spend_in_the_same_block<txs_keeped_by_block> >
+{
+  static const uint64_t send_amount = MK_COINS(17);
+  static const bool has_invalid_tx = !txs_keeped_by_block;
+  static const size_t expected_pool_txs_count = has_invalid_tx ? 1 : 2;
+  static const uint64_t expected_bob_balance = send_amount;
+  static const uint64_t expected_alice_balance = 0;
+
+  bool generate(std::vector<test_event_entry>& events) const;
+};
+
+
+template<bool txs_keeped_by_block>
+struct gen_double_spend_in_different_blocks : public gen_double_spend_base< gen_double_spend_in_different_blocks<txs_keeped_by_block> >
+{
+  static const uint64_t send_amount = MK_COINS(17);
+  static const bool has_invalid_tx = !txs_keeped_by_block;
+  static const size_t expected_pool_txs_count = has_invalid_tx ? 0 : 1;
+  static const uint64_t expected_bob_balance = 0;
+  static const uint64_t expected_alice_balance = send_amount - TESTS_DEFAULT_FEE;
+
+  bool generate(std::vector<test_event_entry>& events) const;
+};
+
+
+template<bool txs_keeped_by_block>
+struct gen_double_spend_in_alt_chain_in_the_same_block : public gen_double_spend_base< gen_double_spend_in_alt_chain_in_the_same_block<txs_keeped_by_block> >
+{
+  static const uint64_t send_amount = MK_COINS(17);
+  static const bool has_invalid_tx = !txs_keeped_by_block;
+  static const size_t expected_pool_txs_count = has_invalid_tx ? 1 : 2;
+  static const uint64_t expected_bob_balance = send_amount;
+  static const uint64_t expected_alice_balance = 0;
+
+  bool generate(std::vector<test_event_entry>& events) const;
+};
+
+
+template<bool txs_keeped_by_block>
+struct gen_double_spend_in_alt_chain_in_different_blocks : public gen_double_spend_base< gen_double_spend_in_alt_chain_in_different_blocks<txs_keeped_by_block> >
+{
+  static const uint64_t send_amount = MK_COINS(17);
+  static const bool has_invalid_tx = !txs_keeped_by_block;
+  static const size_t expected_pool_txs_count = has_invalid_tx ? 1 : 2;
+  static const uint64_t expected_bob_balance = send_amount;
+  static const uint64_t expected_alice_balance = 0;
+
+  bool generate(std::vector<test_event_entry>& events) const;
+};
+
+
+class gen_double_spend_in_different_chains : public test_chain_unit_base
+{
+public:
+  static const uint64_t send_amount = MK_COINS(17);
+  static const size_t expected_blockchain_height = 4 + 2 * CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW;
+
+  gen_double_spend_in_different_chains();
+
+  bool generate(std::vector<test_event_entry>& events) const;
+
+  bool check_double_spend(cryptonote::core& c, size_t ev_index, const std::vector<test_event_entry>& events);
+};
+
+
+#define INIT_DOUBLE_SPEND_TEST()                                           \
+  uint64_t ts_start = 1338224400;                                          \
+  GENERATE_ACCOUNT(miner_account);                                         \
+  MAKE_GENESIS_BLOCK(events, blk_0, miner_account, ts_start);              \
+  MAKE_ACCOUNT(events, bob_account);                                       \
+  MAKE_ACCOUNT(events, alice_account);                                     \
+  REWIND_BLOCKS(events, blk_0r, blk_0, miner_account);                     \
+  MAKE_TX(events, tx_0, miner_account, bob_account, send_amount, blk_0);   \
+  MAKE_NEXT_BLOCK_TX1(events, blk_1, blk_0r, miner_account, tx_0);         \
+  REWIND_BLOCKS(events, blk_1r, blk_1, miner_account);
+
+
+#include "double_spend.inl"