// Copyright (c) 2023-2024, The Monero Project // // All rights reserved. // // Redistribution and use in source and binary forms, with or without modification, are // permitted provided that the following conditions are met: // // 1. Redistributions of source code must retain the above copyright notice, this list of // conditions and the following disclaimer. // // 2. Redistributions in binary form must reproduce the above copyright notice, this list // of conditions and the following disclaimer in the documentation and/or other // materials provided with the distribution. // // 3. Neither the name of the copyright holder nor the names of its contributors may be // used to endorse or promote products derived from this software without specific // prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #include "gtest/gtest.h" #include "carrot_impl/address_device_ram_borrowed.h" #include "carrot_impl/carrot_tx_builder_inputs.h" #include "carrot_mock_helpers.h" #include "cryptonote_basic/cryptonote_basic_impl.h" #include "fake_pruned_blockchain.h" #include "fcmp_pp/prove.h" #include "tx_construction_helpers.h" #include "wallet/tx_builder.h" #undef MONERO_DEFAULT_LOG_CATEGORY #define MONERO_DEFAULT_LOG_CATEGORY "unit_tests.wallet_scanning" //---------------------------------------------------------------------------------------------------------------------- TEST(wallet_scanning, view_scan_as_sender_mainaddr) { cryptonote::account_base aether; aether.generate(); cryptonote::account_base bob; bob.generate(); const cryptonote::account_public_address bob_main_addr = bob.get_keys().m_account_address; const crypto::public_key bob_main_spend_pubkey = bob_main_addr.m_spend_public_key; const rct::xmr_amount amount = rct::randXmrAmount(10 * COIN); const rct::xmr_amount fee = 565678; for (uint8_t hf_version = 1; hf_version < HF_VERSION_FCMP_PLUS_PLUS; ++hf_version) { MDEBUG("view_scan_as_sender_mainaddr: hf_version=" << static_cast(hf_version)); std::vector destinations{ cryptonote::tx_destination_entry(amount, bob_main_addr, false)}; crypto::secret_key main_tx_privkey; std::vector additional_tx_privkeys; const cryptonote::transaction tx = mock::construct_pre_carrot_tx_with_fake_inputs(aether.get_keys(), {{aether.get_keys().m_account_address.m_spend_public_key, {0, 0}}}, {}, destinations, {}, crypto::null_hash, fee, hf_version, main_tx_privkey, additional_tx_privkeys); ASSERT_EQ(0, additional_tx_privkeys.size()); ASSERT_GT(tx.vout.size(), 0); // do K_d = 8 * r * K^j_v crypto::key_derivation main_derivation; ASSERT_TRUE(crypto::generate_key_derivation(bob_main_addr.m_view_public_key, main_tx_privkey, main_derivation)); aether.generate(); // call view_incoming_scan_transaction with no meaningful key nor subaddresses maps, // just with the proper ECDH const auto enote_scan_infos = tools::wallet::view_incoming_scan_transaction_as_sender(tx, {&main_derivation, 1}, {}, bob_main_addr); bool matched = false; for (const auto &enote_scan_info : enote_scan_infos) { if (enote_scan_info) { ASSERT_FALSE(matched); ASSERT_EQ(amount, enote_scan_info->amount); ASSERT_EQ(bob_main_spend_pubkey, enote_scan_info->address_spend_pubkey); matched = true; } } ASSERT_TRUE(matched); } } //---------------------------------------------------------------------------------------------------------------------- TEST(wallet_scanning, view_scan_long_payment_id) { cryptonote::account_base aether; aether.generate(); cryptonote::account_base bob; bob.generate(); const cryptonote::account_public_address bob_main_addr = bob.get_keys().m_account_address; const crypto::public_key bob_main_spend_pubkey = bob_main_addr.m_spend_public_key; const rct::xmr_amount amount = rct::randXmrAmount(10 * COIN); const rct::xmr_amount fee = 565678; const crypto::hash payment_id = crypto::rand(); for (uint8_t hf_version = 1; hf_version < HF_VERSION_FCMP_PLUS_PLUS; ++hf_version) { MDEBUG("view_scan_as_sender_mainaddr: hf_version=" << static_cast(hf_version)); std::vector destinations{ cryptonote::tx_destination_entry(amount, bob_main_addr, false)}; destinations.front().is_integrated = true; crypto::secret_key main_tx_privkey; std::vector additional_tx_privkeys; const cryptonote::transaction tx = mock::construct_pre_carrot_tx_with_fake_inputs(aether.get_keys(), {{aether.get_keys().m_account_address.m_spend_public_key, {0, 0}}}, {}, destinations, {}, payment_id, fee, hf_version, main_tx_privkey, additional_tx_privkeys); ASSERT_EQ(0, additional_tx_privkeys.size()); ASSERT_GT(tx.vout.size(), 0); // parse tx_extra and check for long payment ID field std::vector tx_extra_fields; ASSERT_TRUE(cryptonote::parse_tx_extra(tx.extra, tx_extra_fields)); cryptonote::tx_extra_nonce tx_extra_nonce; ASSERT_TRUE(cryptonote::find_tx_extra_field_by_type(tx_extra_fields, tx_extra_nonce)); crypto::hash parsed_payment_id; ASSERT_TRUE(cryptonote::get_payment_id_from_tx_extra_nonce(tx_extra_nonce.nonce, parsed_payment_id)); ASSERT_EQ(payment_id, parsed_payment_id); // call view_incoming_scan_transaction with no meaningful key nor subaddresses maps, // just with the proper ECDH std::vector> enote_scan_infos(tx.vout.size()); tools::wallet::view_incoming_scan_transaction(tx, bob.get_keys(), {{bob_main_spend_pubkey, {}}}, // use a fake subaddress map with just the provided address in it epee::to_mut_span(enote_scan_infos)); bool matched = false; for (const auto &enote_scan_info : enote_scan_infos) { if (enote_scan_info) { ASSERT_FALSE(matched); ASSERT_EQ(amount, enote_scan_info->amount); ASSERT_EQ(bob_main_spend_pubkey, enote_scan_info->address_spend_pubkey); ASSERT_EQ(payment_id, enote_scan_info->payment_id); matched = true; } } ASSERT_TRUE(matched); } } //---------------------------------------------------------------------------------------------------------------------- TEST(wallet_scanning, view_scan_short_payment_id) { cryptonote::account_base aether; aether.generate(); cryptonote::account_base bob; bob.generate(); const cryptonote::account_public_address bob_main_addr = bob.get_keys().m_account_address; const crypto::public_key bob_main_spend_pubkey = bob_main_addr.m_spend_public_key; const rct::xmr_amount amount = rct::randXmrAmount(10 * COIN); const rct::xmr_amount fee = 565678; const crypto::hash8 pid_8 = crypto::rand(); crypto::hash payment_id = crypto::null_hash; memcpy(&payment_id, &pid_8, sizeof(pid_8)); ASSERT_FALSE(tools::wallet::is_long_payment_id(payment_id)); ASSERT_NE(crypto::null_hash, payment_id); for (uint8_t hf_version = 1; hf_version < HF_VERSION_FCMP_PLUS_PLUS; ++hf_version) { MDEBUG("view_scan_as_sender_mainaddr: hf_version=" << static_cast(hf_version)); std::vector destinations{ cryptonote::tx_destination_entry(amount, bob_main_addr, false)}; destinations.front().is_integrated = true; crypto::secret_key main_tx_privkey; std::vector additional_tx_privkeys; const cryptonote::transaction tx = mock::construct_pre_carrot_tx_with_fake_inputs(aether.get_keys(), {{aether.get_keys().m_account_address.m_spend_public_key, {0, 0}}}, {}, destinations, {}, payment_id, fee, hf_version, main_tx_privkey, additional_tx_privkeys); ASSERT_EQ(0, additional_tx_privkeys.size()); ASSERT_GT(tx.vout.size(), 0); // parse tx_extra and check that a short payment ID field exists std::vector tx_extra_fields; ASSERT_TRUE(cryptonote::parse_tx_extra(tx.extra, tx_extra_fields)); cryptonote::tx_extra_nonce tx_extra_nonce; ASSERT_TRUE(cryptonote::find_tx_extra_field_by_type(tx_extra_fields, tx_extra_nonce)); crypto::hash8 pid_enc_8; ASSERT_TRUE(cryptonote::get_encrypted_payment_id_from_tx_extra_nonce(tx_extra_nonce.nonce, pid_enc_8)); // call view_incoming_scan_transaction with no meaningful key nor subaddresses maps, // just with the proper ECDH std::vector> enote_scan_infos(tx.vout.size()); tools::wallet::view_incoming_scan_transaction(tx, bob.get_keys(), {{bob_main_spend_pubkey, {}}}, // use a fake subaddress map with just the provided address in it epee::to_mut_span(enote_scan_infos)); bool matched = false; for (const auto &enote_scan_info : enote_scan_infos) { if (enote_scan_info) { ASSERT_FALSE(matched); ASSERT_EQ(amount, enote_scan_info->amount); ASSERT_EQ(bob_main_spend_pubkey, enote_scan_info->address_spend_pubkey); ASSERT_EQ(payment_id, enote_scan_info->payment_id); matched = true; } } ASSERT_TRUE(matched); } } //---------------------------------------------------------------------------------------------------------------------- TEST(wallet_scanning, positive_smallout_main_addr_all_types_outputs) { // Test that wallet can scan and recover enotes of following type: // a. pre-ringct coinbase // b. pre-ringct // c. ringct coinbase // d. ringct long-amount // e. ringct short-amount // f. view-tagged ringct coinbase // g. view-tagged pre-ringct (only possible in unmixable sweep txs) // h. view-tagged ringct // i. carrot v1 coinbase // j. carrot v1 normal // k. carrot v1 special // l. carrot v1 internal (@TODO) // // All enotes are addressed to the main address in 2-out noin-coinbase txs or 1-out coinbase txs. // We also don't test reorgs here. // init blockchain mock::fake_pruned_blockchain bc(0); // generate wallet tools::wallet2 w(cryptonote::MAINNET, /*kdf_rounds=*/1, /*unattended=*/true); w.generate("", ""); const cryptonote::account_keys &acc_keys = w.get_account().get_keys(); const cryptonote::account_public_address main_addr = w.get_account().get_keys().m_account_address; ASSERT_EQ(0, w.balance(0, true)); bc.init_wallet_for_starting_block(w); // needed b/c internal logic uint64_t refresh_height = 0; const auto wallet_process_new_blocks = [&w, &bc, &refresh_height]() -> boost::multiprecision::int128_t { const boost::multiprecision::int128_t old_balance = w.balance(0, true); // note: doesn't handle reorgs std::vector block_entries; std::vector parsed_blocks; bc.get_blocks_data(0, bc.height()-1, block_entries, parsed_blocks); //! @TODO: figure out why starting from refresh_height doesn't work uint64_t blocks_added{}; auto output_tracker_cache = w.create_output_tracker_cache(); w.process_parsed_blocks(0, block_entries, parsed_blocks, blocks_added, output_tracker_cache); // update refresh_height refresh_height = bc.height(); // return amount of money received return boost::multiprecision::int128_t(w.balance(0, true)) - old_balance; }; // a. push block containing a pre-ringct coinbase output to wallet bc.add_block(1, {}, main_addr); // a. scan pre-ringct coinbase tx auto balance_diff = wallet_process_new_blocks(); EXPECT_EQ(mock::fake_pruned_blockchain::miner_reward, balance_diff); EXPECT_TRUE(verify_sals_of_recent_transfers()); // b. construct and push a pre-ringct tx const rct::xmr_amount amount_b = rct::randXmrAmount(COIN); { const rct::xmr_amount fee = rct::randXmrAmount(COIN); std::vector dests = { cryptonote::tx_destination_entry(amount_b, acc_keys.m_account_address, false)}; cryptonote::transaction curr_tx = mock::construct_pre_carrot_tx_with_fake_inputs( acc_keys, w.m_subaddresses, /*stripped_sources=*/{}, dests, acc_keys.m_account_address, fee, /*hf_version=*/1); ASSERT_FALSE(cryptonote::is_coinbase(curr_tx)); ASSERT_EQ(1, curr_tx.version); ASSERT_EQ(rct::RCTTypeNull, curr_tx.rct_signatures.type); ASSERT_EQ(typeid(cryptonote::txout_to_key), curr_tx.vout.at(0).target.type()); ASSERT_EQ(amount_b, curr_tx.vout.at(0).amount); bc.add_block(1, {std::move(curr_tx)}, mock::null_addr); } // b. scan pre-ringct tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(amount_b, balance_diff); // c. construct and push a ringct coinbase tx bc.add_block(HF_VERSION_DYNAMIC_FEE, {}, main_addr); { auto top_block = bc.get_parsed_block(bc.height() - 1); const cryptonote::transaction &top_miner_tx = top_block.block.miner_tx; ASSERT_EQ(2, top_miner_tx.version); ASSERT_NE(0, top_miner_tx.vout.size()); ASSERT_EQ(rct::RCTTypeNull, top_miner_tx.rct_signatures.type); ASSERT_EQ(0, top_miner_tx.signatures.size()); ASSERT_EQ(mock::fake_pruned_blockchain::miner_reward, top_miner_tx.vout.at(0).amount); } // c. scan ringct coinbase tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(mock::fake_pruned_blockchain::miner_reward, balance_diff); EXPECT_TRUE(verify_sals_of_recent_transfers()); // d. construct and push a ringct long-amount tx const rct::xmr_amount amount_d = rct::randXmrAmount(COIN); { const rct::xmr_amount fee = rct::randXmrAmount(COIN); std::vector dests = { cryptonote::tx_destination_entry(amount_d, acc_keys.m_account_address, false)}; cryptonote::transaction curr_tx = mock::construct_pre_carrot_tx_with_fake_inputs( acc_keys, w.m_subaddresses, /*stripped_sources=*/{}, dests, acc_keys.m_account_address, fee, HF_VERSION_DYNAMIC_FEE); ASSERT_FALSE(cryptonote::is_coinbase(curr_tx)); ASSERT_EQ(2, curr_tx.version); ASSERT_EQ(rct::RCTTypeFull, curr_tx.rct_signatures.type); ASSERT_EQ(typeid(cryptonote::txout_to_key), curr_tx.vout.at(0).target.type()); ASSERT_EQ(0, curr_tx.vout.at(0).amount); bc.add_block(HF_VERSION_DYNAMIC_FEE, {std::move(curr_tx)}, mock::null_addr); } // d. scan ringct long-amount tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(amount_d, balance_diff); // e. construct and push a ringct short-amount tx const rct::xmr_amount amount_e = rct::randXmrAmount(COIN); { const rct::xmr_amount fee = rct::randXmrAmount(COIN); std::vector dests = { cryptonote::tx_destination_entry(amount_e, acc_keys.m_account_address, false)}; cryptonote::transaction curr_tx = mock::construct_pre_carrot_tx_with_fake_inputs( acc_keys, w.m_subaddresses, /*stripped_sources=*/{}, dests, acc_keys.m_account_address, fee, HF_VERSION_SMALLER_BP); ASSERT_FALSE(cryptonote::is_coinbase(curr_tx)); ASSERT_EQ(2, curr_tx.version); ASSERT_EQ(rct::RCTTypeBulletproof2, curr_tx.rct_signatures.type); ASSERT_EQ(typeid(cryptonote::txout_to_key), curr_tx.vout.at(0).target.type()); ASSERT_EQ(0, curr_tx.vout.at(0).amount); bc.add_block(HF_VERSION_SMALLER_BP, {std::move(curr_tx)}, mock::null_addr); } // e. scan ringct short-amount tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(amount_e, balance_diff); // f. construct and push a view-tagged ringct coinbase tx bc.add_block(HF_VERSION_VIEW_TAGS, {}, main_addr); { auto top_block = bc.get_parsed_block(bc.height() - 1); const cryptonote::transaction &top_miner_tx = top_block.block.miner_tx; ASSERT_EQ(2, top_miner_tx.version); ASSERT_EQ(1, top_miner_tx.vout.size()); ASSERT_EQ(rct::RCTTypeNull, top_miner_tx.rct_signatures.type); ASSERT_EQ(0, top_miner_tx.signatures.size()); ASSERT_EQ(typeid(cryptonote::txout_to_tagged_key), top_miner_tx.vout.at(0).target.type()); ASSERT_EQ(mock::fake_pruned_blockchain::miner_reward, top_miner_tx.vout.at(0).amount); } // f. scan view-tagged ringct coinbase tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(mock::fake_pruned_blockchain::miner_reward, balance_diff); EXPECT_TRUE(verify_sals_of_recent_transfers()); // g. construct and push a view-tagged pre-ringct (only possible in unmixable sweep txs) tx const rct::xmr_amount amount_g = rct::randXmrAmount(COIN); { const rct::xmr_amount fee = rct::randXmrAmount(COIN); std::vector dests = { cryptonote::tx_destination_entry(amount_g, acc_keys.m_account_address, false)}; cryptonote::transaction curr_tx = mock::construct_pre_carrot_tx_with_fake_inputs( acc_keys, w.m_subaddresses, /*stripped_sources=*/{}, dests, acc_keys.m_account_address, fee, HF_VERSION_VIEW_TAGS, /*sweep_unmixable_override=*/true); ASSERT_FALSE(cryptonote::is_coinbase(curr_tx)); ASSERT_EQ(1, curr_tx.version); ASSERT_EQ(rct::RCTTypeNull, curr_tx.rct_signatures.type); ASSERT_EQ(typeid(cryptonote::txout_to_tagged_key), curr_tx.vout.at(0).target.type()); ASSERT_EQ(amount_g, curr_tx.vout.at(0).amount); bc.add_block(HF_VERSION_VIEW_TAGS, {std::move(curr_tx)}, mock::null_addr); } // g. scan view-tagged pre-ringct (only possible in unmixable sweep txs) tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(amount_g, balance_diff); // h. construct and push a view-tagged ringct tx const rct::xmr_amount amount_h = rct::randXmrAmount(COIN); { const rct::xmr_amount fee = rct::randXmrAmount(COIN); std::vector dests = { cryptonote::tx_destination_entry(amount_h, acc_keys.m_account_address, false)}; cryptonote::transaction curr_tx = mock::construct_pre_carrot_tx_with_fake_inputs( acc_keys, w.m_subaddresses, /*stripped_sources=*/{}, dests, acc_keys.m_account_address, fee, HF_VERSION_VIEW_TAGS); ASSERT_FALSE(cryptonote::is_coinbase(curr_tx)); ASSERT_EQ(2, curr_tx.version); ASSERT_EQ(rct::RCTTypeBulletproofPlus, curr_tx.rct_signatures.type); ASSERT_EQ(typeid(cryptonote::txout_to_tagged_key), curr_tx.vout.at(0).target.type()); ASSERT_EQ(0, curr_tx.vout.at(0).amount); bc.add_block(HF_VERSION_VIEW_TAGS, {std::move(curr_tx)}, mock::null_addr); } // h. scan ringct view-tagged ringct tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(amount_h, balance_diff); // i. construct and push a carrot v1 coinbase tx bc.add_block(HF_VERSION_CARROT, {}, main_addr); { auto top_block = bc.get_parsed_block(bc.height() - 1); const cryptonote::transaction &top_miner_tx = top_block.block.miner_tx; ASSERT_EQ(2, top_miner_tx.version); ASSERT_EQ(1, top_miner_tx.vout.size()); ASSERT_EQ(rct::RCTTypeNull, top_miner_tx.rct_signatures.type); ASSERT_EQ(0, top_miner_tx.signatures.size()); ASSERT_EQ(typeid(cryptonote::txout_to_carrot_v1), top_miner_tx.vout.at(0).target.type()); ASSERT_EQ(mock::fake_pruned_blockchain::miner_reward, top_miner_tx.vout.at(0).amount); } // i. scan carrot v1 coinbase tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(mock::fake_pruned_blockchain::miner_reward, balance_diff); EXPECT_TRUE(verify_sals_of_recent_transfers()); // j. construct and push a carrot v1 normal tx const rct::xmr_amount amount_j = rct::randXmrAmount(COIN); { std::vector dests = { cryptonote::tx_destination_entry(amount_j, acc_keys.m_account_address, false)}; cryptonote::transaction curr_tx = mock::construct_carrot_pruned_transaction_fake_inputs( {carrot::mock::convert_normal_payment_proposal_v1(dests.front())}, /*selfsend_payment_proposals=*/{}, acc_keys); ASSERT_FALSE(cryptonote::is_coinbase(curr_tx)); ASSERT_EQ(2, curr_tx.version); ASSERT_EQ(rct::RCTTypeFcmpPlusPlus, curr_tx.rct_signatures.type); ASSERT_EQ(typeid(cryptonote::txout_to_carrot_v1), curr_tx.vout.at(0).target.type()); ASSERT_EQ(0, curr_tx.vout.at(0).amount); bc.add_block(HF_VERSION_CARROT, {std::move(curr_tx)}, mock::null_addr); } // j. scan carrot v1 normal tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(amount_j, balance_diff); // k. construct and push a carrot v1 special tx const rct::xmr_amount amount_k = rct::randXmrAmount(COIN); { std::vector dests = { cryptonote::tx_destination_entry(amount_k, acc_keys.m_account_address, false)}; cryptonote::transaction curr_tx = mock::construct_carrot_pruned_transaction_fake_inputs( /*normal_payment_proposals=*/{}, {{carrot::mock::convert_selfsend_payment_proposal_v1(dests.front()), {/*main*/}}}, acc_keys); ASSERT_FALSE(cryptonote::is_coinbase(curr_tx)); ASSERT_EQ(2, curr_tx.version); ASSERT_EQ(rct::RCTTypeFcmpPlusPlus, curr_tx.rct_signatures.type); ASSERT_EQ(2, curr_tx.vout.size()); ASSERT_EQ(typeid(cryptonote::txout_to_carrot_v1), curr_tx.vout.at(0).target.type()); ASSERT_EQ(0, curr_tx.vout.at(0).amount); bc.add_block(HF_VERSION_CARROT, {std::move(curr_tx)}, mock::null_addr); } // k. scan carrot v1 special tx balance_diff = wallet_process_new_blocks(); EXPECT_EQ(amount_k, balance_diff); } //---------------------------------------------------------------------------------------------------------------------- TEST(wallet_scanning, burned_zombie) { // Check that a wallet which receives attempted burn outputs counts all outputs of the same key // image spent when that key image is spent. Those with the same key image which aren't marked // as spent are "burned zombies": they aren't burn and not usable, but they shuffle around in // the internal state and inflate the balance or attract input selection. // init blockchain mock::fake_pruned_blockchain bc(0); // generate wallet tools::wallet2 w(cryptonote::MAINNET, /*kdf_rounds=*/1, /*unattended=*/true); w.set_offline(true); w.generate("", ""); const cryptonote::account_keys &acc_keys = w.get_account().get_keys(); const cryptonote::account_public_address main_addr = w.get_account().get_keys().m_account_address; ASSERT_EQ(0, w.balance(0, true)); bc.init_wallet_for_starting_block(w); // needed b/c internal logic const rct::xmr_amount amount_a = rct::randXmrAmount(COIN) + 1; const rct::xmr_amount amount_b = rct::randXmrAmount(amount_a - 1); const rct::xmr_amount fee = rct::randXmrAmount(COIN); // make incoming pre-ringct tx to wallet with amount a cryptonote::transaction incoming_tx_a; { std::vector dests = { cryptonote::tx_destination_entry(amount_a, main_addr, false)}; incoming_tx_a = mock::construct_pre_carrot_tx_with_fake_inputs( dests, fee, /*hf_version=*/1); ASSERT_FALSE(cryptonote::is_coinbase(incoming_tx_a)); ASSERT_EQ(1, incoming_tx_a.version); ASSERT_EQ(rct::RCTTypeNull, incoming_tx_a.rct_signatures.type); ASSERT_EQ(typeid(cryptonote::txout_to_key), incoming_tx_a.vout.at(0).target.type()); ASSERT_EQ(amount_a, incoming_tx_a.vout.at(0).amount); } // make a burn transaction with amount b < a cryptonote::transaction incoming_tx_b = incoming_tx_a; boost::get(incoming_tx_b.vin.at(0)).k_image = rct::rct2ki(rct::pkGen()); incoming_tx_b.vout[0].amount = amount_b; // submit burning transaction first bc.add_block(1, {incoming_tx_b}, mock::null_addr); // then submit original transaction bc.add_block(1, {incoming_tx_a}, mock::null_addr); // add 10 blocks to put space between sending outgoing tx const cryptonote::tx_out dummy_output{.amount = 5, .target = cryptonote::txout_to_key(rct::rct2pk(rct::pkGen()))}; cryptonote::transaction dummy_tx; //! @TODO: remove dummy as prop fixing another bug dummy_tx.version = 1; dummy_tx.unlock_time = 0; dummy_tx.vout.push_back(dummy_output); for (size_t i = 0; i <= CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE; ++i) bc.add_block(1, {dummy_tx}, mock::null_addr); // scan, assert balance is amount a, (NOT a + b) and get key image to received output bc.refresh_wallet(w, 0); ASSERT_EQ(amount_a, w.balance_all(true)); uint64_t key_image_offset; std::vector> exported_key_images; std::tie(key_image_offset, exported_key_images) = w.export_key_images(/*all=*/true); ASSERT_EQ(0, key_image_offset); ASSERT_EQ(2, exported_key_images.size()); const crypto::key_image &received_key_image = exported_key_images.at(0).first; ASSERT_EQ(received_key_image, exported_key_images.at(1).first); // make "outgoing" transaction by including this key image in an input cryptonote::transaction outgoing_tx; { const rct::xmr_amount outgoing_amount = rct::randXmrAmount(amount_a); const rct::xmr_amount outgoing_fee = amount_a - outgoing_amount; std::vector dests = { cryptonote::tx_destination_entry(outgoing_amount, mock::null_addr, false)}; crypto::secret_key main_tx_privkey; std::vector additional_tx_privkeys; tools::wallet2::transfer_container transfers; w.get_transfers(transfers); ASSERT_EQ(2, transfers.size()); const tools::wallet2::transfer_details &input_td = transfers.at(1); const mock::stripped_down_tx_source_entry_t input_src{ .is_rct = false, .global_output_index = input_td.m_global_output_index, .onetime_address = input_td.get_public_key(), .real_out_tx_key = cryptonote::get_tx_pub_key_from_extra(input_td.m_tx, input_td.m_pk_index), .local_output_index = 0, .amount = amount_a, .mask = rct::I }; outgoing_tx = mock::construct_pre_carrot_tx_with_fake_inputs(acc_keys, w.m_subaddresses, {input_src}, dests, /*change_addr=*/{}, crypto::null_hash, outgoing_fee, /*hf_version=*/1, main_tx_privkey, additional_tx_privkeys); ASSERT_FALSE(cryptonote::is_coinbase(outgoing_tx)); ASSERT_EQ(1, outgoing_tx.version); ASSERT_EQ(1, outgoing_tx.vin.size()); ASSERT_EQ(1, outgoing_tx.vout.size()); ASSERT_EQ(received_key_image, boost::get(outgoing_tx.vin.at(0)).k_image); ASSERT_EQ(rct::RCTTypeNull, outgoing_tx.rct_signatures.type); ASSERT_EQ(typeid(cryptonote::txout_to_key), outgoing_tx.vout.at(0).target.type()); ASSERT_EQ(amount_a, boost::get(outgoing_tx.vin.at(0)).amount); ASSERT_EQ(outgoing_amount, outgoing_tx.vout.at(0).amount); ASSERT_EQ(outgoing_fee, cryptonote::get_tx_fee(outgoing_tx)); } // add outgoing tx to chain and wallet scans it bc.add_block(1, {outgoing_tx}, mock::null_addr); bc.refresh_wallet(w, 0); // check that the balance drops to 0 and that all transfers are marked spent ASSERT_EQ(0, w.balance_all(true)); tools::wallet2::transfer_container post_spend_transfers; w.get_transfers(post_spend_transfers); ASSERT_EQ(2, post_spend_transfers.size()); for (const tools::wallet2::transfer_details &td : post_spend_transfers) ASSERT_TRUE(td.m_spent); } //----------------------------------------------------------------------------------------------------------------------