extract some basic code from libcryptonote_core into libcryptonote_basic

1 files changed, 205 insertions, 0 deletions

diff --git a/tests/unit_tests/test_tx_utils.cpp b/tests/unit_tests/test_tx_utils.cpp
new file mode 100644
index 000000000..91d5d5d67
--- /dev/null
+++ b/tests/unit_tests/test_tx_utils.cpp
@@ -0,0 +1,205 @@
+// Copyright (c) 2014-2016, 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.
+// 
+// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
+
+#include "gtest/gtest.h"
+
+#include <vector>
+
+#include "common/util.h"
+#include "cryptonote_core/cryptonote_tx_utils.h"
+
+namespace
+{
+  uint64_t const TEST_FEE = 5000000000; // 5 * 10^9
+}
+
+TEST(parse_tx_extra, handles_empty_extra)
+{
+  std::vector<uint8_t> extra;;
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_TRUE(cryptonote::parse_tx_extra(extra, tx_extra_fields));
+  ASSERT_TRUE(tx_extra_fields.empty());
+}
+
+TEST(parse_tx_extra, handles_padding_only_size_1)
+{
+  const uint8_t extra_arr[] = {0};
+  std::vector<uint8_t> extra(&extra_arr[0], &extra_arr[0] + sizeof(extra_arr));
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_TRUE(cryptonote::parse_tx_extra(extra, tx_extra_fields));
+  ASSERT_EQ(1, tx_extra_fields.size());
+  ASSERT_EQ(typeid(cryptonote::tx_extra_padding), tx_extra_fields[0].type());
+  ASSERT_EQ(1, boost::get<cryptonote::tx_extra_padding>(tx_extra_fields[0]).size);
+}
+
+TEST(parse_tx_extra, handles_padding_only_size_2)
+{
+  const uint8_t extra_arr[] = {0, 0};
+  std::vector<uint8_t> extra(&extra_arr[0], &extra_arr[0] + sizeof(extra_arr));
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_TRUE(cryptonote::parse_tx_extra(extra, tx_extra_fields));
+  ASSERT_EQ(1, tx_extra_fields.size());
+  ASSERT_EQ(typeid(cryptonote::tx_extra_padding), tx_extra_fields[0].type());
+  ASSERT_EQ(2, boost::get<cryptonote::tx_extra_padding>(tx_extra_fields[0]).size);
+}
+
+TEST(parse_tx_extra, handles_padding_only_max_size)
+{
+  std::vector<uint8_t> extra(TX_EXTRA_NONCE_MAX_COUNT, 0);
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_TRUE(cryptonote::parse_tx_extra(extra, tx_extra_fields));
+  ASSERT_EQ(1, tx_extra_fields.size());
+  ASSERT_EQ(typeid(cryptonote::tx_extra_padding), tx_extra_fields[0].type());
+  ASSERT_EQ(TX_EXTRA_NONCE_MAX_COUNT, boost::get<cryptonote::tx_extra_padding>(tx_extra_fields[0]).size);
+}
+
+TEST(parse_tx_extra, handles_padding_only_exceed_max_size)
+{
+  std::vector<uint8_t> extra(TX_EXTRA_NONCE_MAX_COUNT + 1, 0);
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_FALSE(cryptonote::parse_tx_extra(extra, tx_extra_fields));
+}
+
+TEST(parse_tx_extra, handles_invalid_padding_only)
+{
+  std::vector<uint8_t> extra(2, 0);
+  extra[1] = 42;
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_FALSE(cryptonote::parse_tx_extra(extra, tx_extra_fields));
+}
+
+TEST(parse_tx_extra, handles_pub_key_only)
+{
+  const uint8_t extra_arr[] = {1, 30, 208, 98, 162, 133, 64, 85, 83, 112, 91, 188, 89, 211, 24, 131, 39, 154, 22, 228,
+    80, 63, 198, 141, 173, 111, 244, 183, 4, 149, 186, 140, 230};
+  std::vector<uint8_t> extra(&extra_arr[0], &extra_arr[0] + sizeof(extra_arr));
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_TRUE(cryptonote::parse_tx_extra(extra, tx_extra_fields));
+  ASSERT_EQ(1, tx_extra_fields.size());
+  ASSERT_EQ(typeid(cryptonote::tx_extra_pub_key), tx_extra_fields[0].type());
+}
+
+TEST(parse_tx_extra, handles_extra_nonce_only)
+{
+  const uint8_t extra_arr[] = {2, 1, 42};
+  std::vector<uint8_t> extra(&extra_arr[0], &extra_arr[0] + sizeof(extra_arr));
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_TRUE(cryptonote::parse_tx_extra(extra, tx_extra_fields));
+  ASSERT_EQ(1, tx_extra_fields.size());
+  ASSERT_EQ(typeid(cryptonote::tx_extra_nonce), tx_extra_fields[0].type());
+  cryptonote::tx_extra_nonce extra_nonce = boost::get<cryptonote::tx_extra_nonce>(tx_extra_fields[0]);
+  ASSERT_EQ(1, extra_nonce.nonce.size());
+  ASSERT_EQ(42, extra_nonce.nonce[0]);
+}
+
+TEST(parse_tx_extra, handles_pub_key_and_padding)
+{
+  const uint8_t extra_arr[] = {1, 30, 208, 98, 162, 133, 64, 85, 83, 112, 91, 188, 89, 211, 24, 131, 39, 154, 22, 228,
+    80, 63, 198, 141, 173, 111, 244, 183, 4, 149, 186, 140, 230, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
+  std::vector<uint8_t> extra(&extra_arr[0], &extra_arr[0] + sizeof(extra_arr));
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_TRUE(cryptonote::parse_tx_extra(extra, tx_extra_fields));
+  ASSERT_EQ(2, tx_extra_fields.size());
+  ASSERT_EQ(typeid(cryptonote::tx_extra_pub_key), tx_extra_fields[0].type());
+  ASSERT_EQ(typeid(cryptonote::tx_extra_padding), tx_extra_fields[1].type());
+}
+
+TEST(parse_and_validate_tx_extra, is_valid_tx_extra_parsed)
+{
+  cryptonote::transaction tx = AUTO_VAL_INIT(tx);
+  cryptonote::account_base acc;
+  acc.generate();
+  cryptonote::blobdata b = "dsdsdfsdfsf";
+  ASSERT_TRUE(cryptonote::construct_miner_tx(0, 0, 10000000000000, 1000, TEST_FEE, acc.get_keys().m_account_address, tx, b, 1));
+  crypto::public_key tx_pub_key = cryptonote::get_tx_pub_key_from_extra(tx);
+  ASSERT_NE(tx_pub_key, cryptonote::null_pkey);
+}
+TEST(parse_and_validate_tx_extra, fails_on_big_extra_nonce)
+{
+  cryptonote::transaction tx = AUTO_VAL_INIT(tx);
+  cryptonote::account_base acc;
+  acc.generate();
+  cryptonote::blobdata b(TX_EXTRA_NONCE_MAX_COUNT + 1, 0);
+  ASSERT_FALSE(cryptonote::construct_miner_tx(0, 0, 10000000000000, 1000, TEST_FEE, acc.get_keys().m_account_address, tx, b, 1));
+}
+TEST(parse_and_validate_tx_extra, fails_on_wrong_size_in_extra_nonce)
+{
+  cryptonote::transaction tx = AUTO_VAL_INIT(tx);
+  tx.extra.resize(20, 0);
+  tx.extra[0] = TX_EXTRA_NONCE;
+  tx.extra[1] = 255;
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  ASSERT_FALSE(cryptonote::parse_tx_extra(tx.extra, tx_extra_fields));
+}
+TEST(validate_parse_amount_case, validate_parse_amount)
+{
+  uint64_t res = 0;
+  bool r = cryptonote::parse_amount(res, "0.0001");
+  ASSERT_TRUE(r);
+  ASSERT_EQ(res, 100000000);
+
+  r = cryptonote::parse_amount(res, "100.0001");
+  ASSERT_TRUE(r);
+  ASSERT_EQ(res, 100000100000000);
+
+  r = cryptonote::parse_amount(res, "000.0000");
+  ASSERT_TRUE(r);
+  ASSERT_EQ(res, 0);
+
+  r = cryptonote::parse_amount(res, "0");
+  ASSERT_TRUE(r);
+  ASSERT_EQ(res, 0);
+
+
+  r = cryptonote::parse_amount(res, "   100.0001    ");
+  ASSERT_TRUE(r);
+  ASSERT_EQ(res, 100000100000000);
+
+  r = cryptonote::parse_amount(res, "   100.0000    ");
+  ASSERT_TRUE(r);
+  ASSERT_EQ(res, 100000000000000);
+
+  r = cryptonote::parse_amount(res, "   100. 0000    ");
+  ASSERT_FALSE(r);
+
+  r = cryptonote::parse_amount(res, "100. 0000");
+  ASSERT_FALSE(r);
+
+  r = cryptonote::parse_amount(res, "100 . 0000");
+  ASSERT_FALSE(r);
+
+  r = cryptonote::parse_amount(res, "100.00 00");
+  ASSERT_FALSE(r);
+
+  r = cryptonote::parse_amount(res, "1 00.00 00");
+  ASSERT_FALSE(r);
+}