danicoin/tests/unit_tests/parse_amount.cpp
2015-04-23 20:07:22 +04:00

129 lines
3.7 KiB
C++

// Copyright (c) 2011-2015 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 "gtest/gtest.h"
#include "cryptonote_core/cryptonote_format_utils.h"
#include "cryptonote_core/Currency.h"
using namespace cryptonote;
namespace
{
const size_t TEST_NUMBER_OF_DECIMAL_PLACES = 8;
void do_pos_test(uint64_t expected, const std::string& str)
{
cryptonote::Currency currency = cryptonote::CurrencyBuilder().numberOfDecimalPlaces(TEST_NUMBER_OF_DECIMAL_PLACES).currency();
uint64_t val;
std::string number_str = str;
std::replace(number_str.begin(), number_str.end(), '_', '.');
number_str.erase(std::remove(number_str.begin(), number_str.end(), '~'), number_str.end());
ASSERT_TRUE(currency.parseAmount(number_str, val));
ASSERT_EQ(expected, val);
}
void do_neg_test(const std::string& str)
{
cryptonote::Currency currency = cryptonote::CurrencyBuilder().numberOfDecimalPlaces(TEST_NUMBER_OF_DECIMAL_PLACES).currency();
uint64_t val;
std::string number_str = str;
std::replace(number_str.begin(), number_str.end(), '_', '.');
number_str.erase(std::remove(number_str.begin(), number_str.end(), '~'), number_str.end());
ASSERT_FALSE(currency.parseAmount(number_str, val));
}
}
#define TEST_pos(expected, str) \
TEST(parse_amount, handles_pos_ ## str) \
{ \
do_pos_test(UINT64_C(expected), #str); \
}
#define TEST_neg(str) \
TEST(parse_amount, handles_neg_ ## str) \
{ \
do_neg_test(#str); \
}
#define TEST_neg_n(str, name) \
TEST(parse_amount, handles_neg_ ## name) \
{ \
do_neg_test(#str); \
}
TEST_pos(0, 0);
TEST_pos(0, 00);
TEST_pos(0, 00000000);
TEST_pos(0, 000000000);
TEST_pos(0, 00000000000000000000000000000000);
TEST_pos(0, _0);
TEST_pos(0, _00);
TEST_pos(0, _00000000);
TEST_pos(0, _000000000);
TEST_pos(0, _00000000000000000000000000000000);
TEST_pos(0, 00000000_);
TEST_pos(0, 000000000_);
TEST_pos(0, 00000000000000000000000000000000_);
TEST_pos(0, 0_);
TEST_pos(0, 0_0);
TEST_pos(0, 0_00);
TEST_pos(0, 0_00000000);
TEST_pos(0, 0_000000000);
TEST_pos(0, 0_00000000000000000000000000000000);
TEST_pos(0, 00_);
TEST_pos(0, 00_0);
TEST_pos(0, 00_00);
TEST_pos(0, 00_00000000);
TEST_pos(0, 00_000000000);
TEST_pos(0, 00_00000000000000000000000000000000);
TEST_pos(1, 0_00000001);
TEST_pos(1, 0_000000010);
TEST_pos(1, 0_000000010000000000000000000000000);
TEST_pos(9, 0_00000009);
TEST_pos(9, 0_000000090);
TEST_pos(9, 0_000000090000000000000000000000000);
TEST_pos( 100000000, 1);
TEST_pos( 6553500000000, 65535);
TEST_pos( 429496729500000000, 4294967295);
TEST_pos(18446744073700000000, 184467440737_);
TEST_pos(18446744073700000000, 184467440737_0);
TEST_pos(18446744073700000000, 184467440737_00000000);
TEST_pos(18446744073700000000, 184467440737_000000000);
TEST_pos(18446744073700000000, 184467440737_0000000000000000000);
TEST_pos(18446744073709551615, 184467440737_09551615);
// Invalid numbers
TEST_neg_n(~, empty_string);
TEST_neg_n(-0, minus_0);
TEST_neg_n(+0, plus_0);
TEST_neg_n(-1, minus_1);
TEST_neg_n(+1, plus_1);
TEST_neg_n(_, only_point);
// A lot of fraction digits
TEST_neg(0_000000001);
TEST_neg(0_000000009);
TEST_neg(184467440737_000000001);
// Overflow
TEST_neg(184467440737_09551616);
TEST_neg(184467440738);
TEST_neg(18446744073709551616);
// Two or more points
TEST_neg(__);
TEST_neg(0__);
TEST_neg(__0);
TEST_neg(0__0);
TEST_neg(0_0_);
TEST_neg(_0_0);
TEST_neg(0_0_0);