moved all stuff to github

1 files changed, 250 insertions, 0 deletions

diff --git a/tests/core_tests/block_reward.cpp b/tests/core_tests/block_reward.cpp
new file mode 100644
index 000000000..14d181d75
--- /dev/null
+++ b/tests/core_tests/block_reward.cpp
@@ -0,0 +1,250 @@
+// 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"
+
+#include "block_reward.h"
+
+using namespace epee;
+using namespace cryptonote;
+
+namespace
+{
+  bool construct_miner_tx_by_size(transaction& miner_tx, uint64_t height, uint64_t already_generated_coins,
+    const account_public_address& miner_address, std::vector<size_t>& block_sizes, size_t target_tx_size,
+    size_t target_block_size, uint64_t fee = 0)
+  {
+    if (!construct_miner_tx(height, already_generated_coins, miner_address, miner_tx, fee, block_sizes, target_block_size))
+      return false;
+
+    size_t current_size = get_object_blobsize(miner_tx);
+    size_t try_count = 0;
+    while (target_tx_size != current_size)
+    {
+      ++try_count;
+      if (10 < try_count)
+        return false;
+
+      if (target_tx_size < current_size)
+      {
+        size_t diff = current_size - target_tx_size;
+        if (diff <= miner_tx.extra.size())
+          miner_tx.extra.resize(miner_tx.extra.size() - diff);
+        else
+          return false;
+      }
+      else
+      {
+        size_t diff = target_tx_size - current_size;
+        miner_tx.extra.resize(miner_tx.extra.size() + diff);
+      }
+
+      current_size = get_object_blobsize(miner_tx);
+    }
+
+    return true;
+  }
+
+  bool construct_max_size_block(test_generator& generator, block& blk, const block& blk_prev, const account_base& miner_account,
+    size_t median_block_count = CRYPTONOTE_REWARD_BLOCKS_WINDOW)
+  {
+    std::vector<size_t> block_sizes;
+    generator.get_last_n_block_sizes(block_sizes, get_block_hash(blk_prev), median_block_count);
+
+    size_t median = misc_utils::median(block_sizes);
+    median = std::max(median, static_cast<size_t>(CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE));
+
+    transaction miner_tx;
+    bool r = construct_miner_tx_by_size(miner_tx, get_block_height(blk_prev) + 1, generator.get_already_generated_coins(blk_prev),
+      miner_account.get_keys().m_account_address, block_sizes, 2 * median, 2 * median);
+    if (!r)
+      return false;
+
+    return generator.construct_block_manually(blk, blk_prev, miner_account, test_generator::bf_miner_tx, 0, 0, 0,
+      crypto::hash(), 0, miner_tx);
+  }
+
+  bool rewind_blocks(std::vector<test_event_entry>& events, test_generator& generator, block& blk, const block& blk_prev,
+    const account_base& miner_account, size_t block_count)
+  {
+    blk = blk_prev;
+    for (size_t i = 0; i < block_count; ++i)
+    {
+      block blk_i;
+      if (!construct_max_size_block(generator, blk_i, blk, miner_account))
+        return false;
+
+      events.push_back(blk_i);
+      blk = blk_i;
+    }
+
+    return true;
+  }
+
+  uint64_t get_tx_out_amount(const transaction& tx)
+  {
+    uint64_t amount = 0;
+    BOOST_FOREACH(auto& o, tx.vout)
+      amount += o.amount;
+    return amount;
+  }
+}
+
+gen_block_reward::gen_block_reward()
+  : m_invalid_block_index(0)
+{
+  REGISTER_CALLBACK_METHOD(gen_block_reward, mark_invalid_block);
+  REGISTER_CALLBACK_METHOD(gen_block_reward, mark_checked_block);
+  REGISTER_CALLBACK_METHOD(gen_block_reward, check_block_rewards);
+}
+
+bool gen_block_reward::generate(std::vector<test_event_entry>& events) const
+{
+  uint64_t ts_start = 1338224400;
+
+  GENERATE_ACCOUNT(miner_account);
+  MAKE_GENESIS_BLOCK(events, blk_0, miner_account, ts_start);
+  DO_CALLBACK(events, "mark_checked_block");
+  MAKE_ACCOUNT(events, bob_account);
+
+  // Test: miner transactions without outputs (block reward == 0)
+  block blk_0r;
+  if (!rewind_blocks(events, generator, blk_0r, blk_0, miner_account, CRYPTONOTE_REWARD_BLOCKS_WINDOW))
+    return false;
+
+  // Test: block reward is calculated using median of the latest CRYPTONOTE_REWARD_BLOCKS_WINDOW blocks
+  DO_CALLBACK(events, "mark_invalid_block");
+  block blk_1_bad_1;
+  if (!construct_max_size_block(generator, blk_1_bad_1, blk_0r, miner_account, CRYPTONOTE_REWARD_BLOCKS_WINDOW + 1))
+    return false;
+  events.push_back(blk_1_bad_1);
+
+  DO_CALLBACK(events, "mark_invalid_block");
+  block blk_1_bad_2;
+  if (!construct_max_size_block(generator, blk_1_bad_2, blk_0r, miner_account, CRYPTONOTE_REWARD_BLOCKS_WINDOW - 1))
+    return false;
+  events.push_back(blk_1_bad_2);
+
+  block blk_1;
+  if (!construct_max_size_block(generator, blk_1, blk_0r, miner_account))
+    return false;
+  events.push_back(blk_1);
+
+  //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+  MAKE_NEXT_BLOCK(events, blk_2, blk_1, miner_account);
+  DO_CALLBACK(events, "mark_checked_block");
+  MAKE_NEXT_BLOCK(events, blk_3, blk_2, miner_account);
+  DO_CALLBACK(events, "mark_checked_block");
+  MAKE_NEXT_BLOCK(events, blk_4, blk_3, miner_account);
+  DO_CALLBACK(events, "mark_checked_block");
+  MAKE_NEXT_BLOCK(events, blk_5, blk_4, miner_account);
+  DO_CALLBACK(events, "mark_checked_block");
+
+  block blk_5r;
+  if (!rewind_blocks(events, generator, blk_5r, blk_5, miner_account, CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW))
+    return false;
+
+  // Test: fee increases block reward
+  transaction tx_0(construct_tx_with_fee(events, blk_5, miner_account, bob_account, MK_COINS(1), 3 * TESTS_DEFAULT_FEE));
+  MAKE_NEXT_BLOCK_TX1(events, blk_6, blk_5r, miner_account, tx_0);
+  DO_CALLBACK(events, "mark_checked_block");
+
+  // Test: fee from all block transactions increase block reward
+  std::list<transaction> txs_0;
+  txs_0.push_back(construct_tx_with_fee(events, blk_5, miner_account, bob_account, MK_COINS(1), 5 * TESTS_DEFAULT_FEE));
+  txs_0.push_back(construct_tx_with_fee(events, blk_5, miner_account, bob_account, MK_COINS(1), 7 * TESTS_DEFAULT_FEE));
+  MAKE_NEXT_BLOCK_TX_LIST(events, blk_7, blk_6, miner_account, txs_0);
+  DO_CALLBACK(events, "mark_checked_block");
+
+  // Test: block reward == transactions fee
+  {
+    transaction tx_1 = construct_tx_with_fee(events, blk_5, miner_account, bob_account, MK_COINS(1), 11 * TESTS_DEFAULT_FEE);
+    transaction tx_2 = construct_tx_with_fee(events, blk_5, miner_account, bob_account, MK_COINS(1), 13 * TESTS_DEFAULT_FEE);
+    size_t txs_1_size = get_object_blobsize(tx_1) + get_object_blobsize(tx_2);
+    uint64_t txs_fee = get_tx_fee(tx_1) + get_tx_fee(tx_2);
+
+    std::vector<size_t> block_sizes;
+    generator.get_last_n_block_sizes(block_sizes, get_block_hash(blk_7), CRYPTONOTE_REWARD_BLOCKS_WINDOW);
+    size_t median = misc_utils::median(block_sizes);
+
+    transaction miner_tx;
+    bool r = construct_miner_tx_by_size(miner_tx, get_block_height(blk_7) + 1, generator.get_already_generated_coins(blk_7),
+      miner_account.get_keys().m_account_address, block_sizes, 2 * median - txs_1_size, 2 * median, txs_fee);
+    if (!r)
+      return false;
+
+    std::vector<crypto::hash> txs_1_hashes;
+    txs_1_hashes.push_back(get_transaction_hash(tx_1));
+    txs_1_hashes.push_back(get_transaction_hash(tx_2));
+
+    block blk_8;
+    generator.construct_block_manually(blk_8, blk_7, miner_account, test_generator::bf_miner_tx | test_generator::bf_tx_hashes,
+      0, 0, 0, crypto::hash(), 0, miner_tx, txs_1_hashes, txs_1_size);
+
+    events.push_back(blk_8);
+    DO_CALLBACK(events, "mark_checked_block");
+  }
+
+  DO_CALLBACK(events, "check_block_rewards");
+
+  return true;
+}
+
+bool gen_block_reward::check_block_verification_context(const cryptonote::block_verification_context& bvc, size_t event_idx, const cryptonote::block& /*blk*/)
+{
+  if (m_invalid_block_index == event_idx)
+  {
+    m_invalid_block_index = 0;
+    return bvc.m_verifivation_failed;
+  }
+  else
+  {
+    return !bvc.m_verifivation_failed;
+  }
+}
+
+bool gen_block_reward::mark_invalid_block(cryptonote::core& /*c*/, size_t ev_index, const std::vector<test_event_entry>& /*events*/)
+{
+  m_invalid_block_index = ev_index + 1;
+  return true;
+}
+
+bool gen_block_reward::mark_checked_block(cryptonote::core& /*c*/, size_t ev_index, const std::vector<test_event_entry>& /*events*/)
+{
+  m_checked_blocks_indices.push_back(ev_index - 1);
+  return true;
+}
+
+bool gen_block_reward::check_block_rewards(cryptonote::core& /*c*/, size_t /*ev_index*/, const std::vector<test_event_entry>& events)
+{
+  DEFINE_TESTS_ERROR_CONTEXT("gen_block_reward_without_txs::check_block_rewards");
+
+  std::array<uint64_t, 7> blk_rewards;
+  blk_rewards[0] = MONEY_SUPPLY >> 18;
+  uint64_t cumulative_reward = blk_rewards[0];
+  for (size_t i = 1; i < blk_rewards.size(); ++i)
+  {
+    blk_rewards[i] = (MONEY_SUPPLY - cumulative_reward) >> 18;
+    cumulative_reward += blk_rewards[i];
+  }
+
+  for (size_t i = 0; i < 5; ++i)
+  {
+    block blk_i = boost::get<block>(events[m_checked_blocks_indices[i]]);
+    CHECK_EQ(blk_rewards[i], get_tx_out_amount(blk_i.miner_tx));
+  }
+
+  block blk_n1 = boost::get<block>(events[m_checked_blocks_indices[5]]);
+  CHECK_EQ(blk_rewards[5] + 3 * TESTS_DEFAULT_FEE, get_tx_out_amount(blk_n1.miner_tx));
+
+  block blk_n2 = boost::get<block>(events[m_checked_blocks_indices[6]]);
+  CHECK_EQ(blk_rewards[6] + (5 + 7) * TESTS_DEFAULT_FEE, get_tx_out_amount(blk_n2.miner_tx));
+
+  block blk_n3 = boost::get<block>(events[m_checked_blocks_indices[7]]);
+  CHECK_EQ((11 + 13) * TESTS_DEFAULT_FEE, get_tx_out_amount(blk_n3.miner_tx));
+
+  return true;
+}