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https://github.com/KingDuckZ/dindexer.git
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King_DuckZ
53a42fa7c0
This also fixes a subtle bug: the size passed to MaxSizedArray in int_to_string() was calculated on the max value of type F, but when F was a signed type the max would only be for example 31 bits. Conversion of negative numbers would then fail with an assertion.
129 lines
4.5 KiB
C++
129 lines
4.5 KiB
C++
/* Copyright 2015, 2016, Michele Santullo
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* This file is part of "dindexer".
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*
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* "dindexer" is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* "dindexer" is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with "dindexer". If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "helpers/lexical_cast.hpp"
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#include <gtest/gtest.h>
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#include <cstdint>
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#include <string>
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#include <boost/utility/string_ref.hpp>
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TEST(helpers, lexical_cast) {
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using dinhelp::lexical_cast;
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using dinhelp::tags::hex;
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using dinhelp::tags::dec;
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using dinhelp::tags::bin;
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{
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const uint8_t value = 0x34;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("34", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("52", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("110100", bin_str);
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}
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{
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const uint16_t value = 0xFFFF;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("FFFF", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("65535", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("1111111111111111", bin_str);
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}
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{
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const uint16_t value = 0xFF;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("FF", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("255", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("11111111", bin_str);
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}
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{
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const uint16_t value = 0x100;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("100", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("256", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("100000000", bin_str);
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}
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{
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const uint32_t value = 0x1ABC;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("1ABC", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("6844", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("1101010111100", bin_str);
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}
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{
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const uint32_t value = 0xffffffff;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("FFFFFFFF", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("4294967295", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("11111111111111111111111111111111", bin_str);
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}
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{
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const uint32_t value = 1;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("1", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("1", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("1", bin_str);
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}
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{
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const uint32_t value = 0;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("0", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("0", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("0", bin_str);
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}
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{
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const uint64_t value = 0x12abcd34;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("12ABCD34", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("313249076", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("10010101010111100110100110100", bin_str);
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}
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{
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const int32_t value = 0x7800;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("7800", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("30720", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("111100000000000", bin_str);
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}
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{
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const int32_t value = -1400;
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const auto hex_str = lexical_cast<std::string, hex>(value);
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EXPECT_EQ("FFFFFA88", hex_str);
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const auto dec_str = lexical_cast<std::string, dec>(value);
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EXPECT_EQ("-1400", dec_str);
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const auto bin_str = lexical_cast<std::string, bin>(value);
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EXPECT_EQ("11111111111111111111101010001000", bin_str);
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}
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}
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