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Add dedicated tests for lexical_cast and fix failures I found.

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King_DuckZ 2016-06-15 17:27:32 +01:00
parent 7ae8b95599
commit 2c5030f929
3 changed files with 147 additions and 33 deletions
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test/unit/test_lexical_cast.cpp Normal file
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/* Copyright 2015, 2016, Michele Santullo
* This file is part of "dindexer".
*
* "dindexer" is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* "dindexer" is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with "dindexer". If not, see <http://www.gnu.org/licenses/>.
*/
#include "helpers/lexical_cast.hpp"
#include <gtest/gtest.h>
#include <cstdint>
#include <string>
#include <boost/utility/string_ref.hpp>
TEST(helpers, lexical_cast) {
using dinhelp::lexical_cast;
using dinhelp::tags::hex;
using dinhelp::tags::dec;
{
const uint8_t value = 0x34;
const auto hex_str = lexical_cast<std::string, hex>(value);
EXPECT_EQ("34", hex_str);
const auto dec_str = lexical_cast<std::string, dec>(value);
EXPECT_EQ("52", dec_str);
}
{
const uint16_t value = 0xFFFF;
const auto hex_str = lexical_cast<std::string, hex>(value);
EXPECT_EQ("FFFF", hex_str);
const auto dec_str = lexical_cast<std::string, dec>(value);
EXPECT_EQ("65535", dec_str);
}
{
const uint16_t value = 0xFF;
const auto hex_str = lexical_cast<std::string, hex>(value);
EXPECT_EQ("FF", hex_str);
const auto dec_str = lexical_cast<std::string, dec>(value);
EXPECT_EQ("255", dec_str);
}
{
const uint16_t value = 0x100;
const auto hex_str = lexical_cast<std::string, hex>(value);
EXPECT_EQ("100", hex_str);
const auto dec_str = lexical_cast<std::string, dec>(value);
EXPECT_EQ("256", dec_str);
}
{
const uint32_t value = 0x1ABC;
const auto hex_str = lexical_cast<std::string, hex>(value);
EXPECT_EQ("1ABC", hex_str);
const auto dec_str = lexical_cast<std::string, dec>(value);
EXPECT_EQ("6844", dec_str);
}
{
const uint32_t value = 0xffffffff;
const auto hex_str = lexical_cast<std::string, hex>(value);
EXPECT_EQ("FFFFFFFF", hex_str);
const auto dec_str = lexical_cast<std::string, dec>(value);
EXPECT_EQ("4294967295", dec_str);
}
{
const uint32_t value = 1;
const auto hex_str = lexical_cast<std::string, hex>(value);
EXPECT_EQ("1", hex_str);
const auto dec_str = lexical_cast<std::string, dec>(value);
EXPECT_EQ("1", dec_str);
}
{
const uint32_t value = 0;
const auto hex_str = lexical_cast<std::string, hex>(value);
EXPECT_EQ("0", hex_str);
const auto dec_str = lexical_cast<std::string, dec>(value);
EXPECT_EQ("0", dec_str);
}
{
const uint64_t value = 0x12abcd34;
const auto hex_str = lexical_cast<std::string, hex>(value);
EXPECT_EQ("12ABCD34", hex_str);
const auto dec_str = lexical_cast<std::string, dec>(value);
EXPECT_EQ("313249076", dec_str);
}
}