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/***
* Copyright (C) Microsoft. All rights reserved.
* Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.
*
* =+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+
*
* base64.cpp
*
* Tests for base64-related utility functions and classes.
*
* =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
****/
#include "stdafx.h"
#if !defined(__GLIBCXX__)
#include <codecvt>
#endif
#include <locale_guard.h>
using namespace utility;
namespace tests
{
namespace functional
{
namespace utils_tests
{
SUITE(strings)
{
TEST(usascii_to_utf16)
{
std::string str_ascii("This is a test");
utf16string str_utf16 = utility::conversions::usascii_to_utf16(str_ascii);
for (size_t i = 0; i < str_ascii.size(); ++i)
{
VERIFY_ARE_EQUAL((utf16char)str_ascii[i], str_utf16[i]);
}
}
#ifdef _WIN32
#define UTF16(x) L##x
#else
#define UTF16(x) u##x
#endif
TEST(utf16_to_utf8)
{
#if !defined(__GLIBCXX__)
std::wstring_convert<std::codecvt_utf8_utf16<utf16char>, utf16char> conversion;
#endif
// encodes to single byte character
VERIFY_ARE_EQUAL("ABC987", utility::conversions::utf16_to_utf8(UTF16("ABC987")));
utf16string input;
input.push_back(0x7F); // last ASCII character
auto result = utility::conversions::utf16_to_utf8(input);
VERIFY_ARE_EQUAL(0x7F, result[0]);
// encodes to 2 byte character
input.clear();
input.push_back(0x80);
input.push_back(0x14D);
input.push_back(0x7FF);
result = utility::conversions::utf16_to_utf8(input);
#if defined(__GLIBCXX__)
VERIFY_ARE_EQUAL(194u, static_cast<unsigned char>(result[0]));
VERIFY_ARE_EQUAL(128u, static_cast<unsigned char>(result[1]));
VERIFY_ARE_EQUAL(197u, static_cast<unsigned char>(result[2]));
VERIFY_ARE_EQUAL(141u, static_cast<unsigned char>(result[3]));
VERIFY_ARE_EQUAL(223u, static_cast<unsigned char>(result[4]));
VERIFY_ARE_EQUAL(191u, static_cast<unsigned char>(result[5]));
#else
VERIFY_ARE_EQUAL(conversion.to_bytes(input), result);
#endif
// encodes to 3 byte character
input.clear();
input.push_back(0x800);
input.push_back(0x14AB);
input.push_back(0xFFFF);
result = utility::conversions::utf16_to_utf8(input);
#if defined(__GLIBCXX__)
VERIFY_ARE_EQUAL(224u, static_cast<unsigned char>(result[0]));
VERIFY_ARE_EQUAL(160u, static_cast<unsigned char>(result[1]));
VERIFY_ARE_EQUAL(128u, static_cast<unsigned char>(result[2]));
VERIFY_ARE_EQUAL(225u, static_cast<unsigned char>(result[3]));
VERIFY_ARE_EQUAL(146u, static_cast<unsigned char>(result[4]));
VERIFY_ARE_EQUAL(171u, static_cast<unsigned char>(result[5]));
VERIFY_ARE_EQUAL(239u, static_cast<unsigned char>(result[6]));
VERIFY_ARE_EQUAL(191u, static_cast<unsigned char>(result[7]));
VERIFY_ARE_EQUAL(191u, static_cast<unsigned char>(result[8]));
#else
VERIFY_ARE_EQUAL(conversion.to_bytes(input), result);
#endif
// surrogate pair - encodes to 4 byte character
input.clear();
// U+10000
input.push_back(0xD800);
input.push_back(0xDC00);
// U+12345
input.push_back(0xD802);
input.push_back(0xDD29);
// U+10FFFF
input.push_back(0xDA3F);
input.push_back(0xDFFF);
result = utility::conversions::utf16_to_utf8(input);
#if defined(__GLIBCXX__)
VERIFY_ARE_EQUAL(240u, static_cast<unsigned char>(result[0]));
VERIFY_ARE_EQUAL(144u, static_cast<unsigned char>(result[1]));
VERIFY_ARE_EQUAL(128u, static_cast<unsigned char>(result[2]));
VERIFY_ARE_EQUAL(128u, static_cast<unsigned char>(result[3]));
VERIFY_ARE_EQUAL(240u, static_cast<unsigned char>(result[4]));
VERIFY_ARE_EQUAL(144u, static_cast<unsigned char>(result[5]));
VERIFY_ARE_EQUAL(164u, static_cast<unsigned char>(result[6]));
VERIFY_ARE_EQUAL(169u, static_cast<unsigned char>(result[7]));
VERIFY_ARE_EQUAL(242u, static_cast<unsigned char>(result[8]));
VERIFY_ARE_EQUAL(159u, static_cast<unsigned char>(result[9]));
VERIFY_ARE_EQUAL(191u, static_cast<unsigned char>(result[10]));
VERIFY_ARE_EQUAL(191u, static_cast<unsigned char>(result[11]));
#else
VERIFY_ARE_EQUAL(conversion.to_bytes(input), result);
#endif
// surrogate pair - covering regression bug where 0x10000 was accidentally bitwise OR'ed instead of added.
input.clear();
input.push_back(0xD840);
input.push_back(0xDC00);
result = utility::conversions::utf16_to_utf8(input);
#if defined(__GLIBCXX__)
VERIFY_ARE_EQUAL(240u, static_cast<unsigned char>(result[0]));
VERIFY_ARE_EQUAL(160u, static_cast<unsigned char>(result[1]));
VERIFY_ARE_EQUAL(128u, static_cast<unsigned char>(result[2]));
VERIFY_ARE_EQUAL(128u, static_cast<unsigned char>(result[3]));
#else
VERIFY_ARE_EQUAL(conversion.to_bytes(input), result);
#endif
}
TEST(utf8_to_utf16)
{
#if !defined(__GLIBCXX__)
std::wstring_convert<std::codecvt_utf8_utf16<utf16char>, utf16char> conversion;
#endif
// single byte character
VERIFY_ARE_EQUAL(UTF16("ABC123"), utility::conversions::utf8_to_utf16("ABC123"));
std::string input;
input.push_back(0x7F); // last ASCII character
auto result = utility::conversions::utf8_to_utf16(input);
VERIFY_ARE_EQUAL(0x7F, result[0]);
// null byte
input.clear();
input.push_back(0);
input.push_back(0);
result = utility::conversions::utf8_to_utf16(input);
VERIFY_ARE_EQUAL(0, result[0]);
VERIFY_ARE_EQUAL(0, result[1]);
// 2 byte character
input.clear();
// U+80
input.push_back(208u); // 11010000
input.push_back(128u); // 10000000
// U+7FF
input.push_back(223u); // 11011111
input.push_back(191u); // 10111111
result = utility::conversions::utf8_to_utf16(input);
#if defined(__GLIBCXX__)
VERIFY_ARE_EQUAL(1024, result[0]);
VERIFY_ARE_EQUAL(2047, result[1]);
#else
VERIFY_ARE_EQUAL(conversion.from_bytes(input), result);
#endif
// 3 byte character
input.clear();
// U+800
input.push_back(232u); // 11101000
input.push_back(128u); // 10000000
input.push_back(128u); // 10000000
// U+FFFF
input.push_back(239u); // 11101111
input.push_back(191u); // 10111111
input.push_back(191u); // 10111111
result = utility::conversions::utf8_to_utf16(input);
#if defined(__GLIBCXX__)
VERIFY_ARE_EQUAL(32768, result[0]);
VERIFY_ARE_EQUAL(65535, result[1]);
#else
VERIFY_ARE_EQUAL(conversion.from_bytes(input), result);
#endif
// 4 byte character
input.clear();
// U+10000
input.push_back(244u); // 11110100
input.push_back(128u); // 10000000
input.push_back(128u); // 10000000
input.push_back(128u); // 10000000
// U+10FFFF
input.push_back(244u); // 11110100
input.push_back(143u); // 10001111
input.push_back(191u); // 10111111
input.push_back(191u); // 10111111
result = utility::conversions::utf8_to_utf16(input);
#if defined(__GLIBCXX__)
VERIFY_ARE_EQUAL(56256, result[0]);
VERIFY_ARE_EQUAL(56320, result[1]);
VERIFY_ARE_EQUAL(56319, result[2]);
VERIFY_ARE_EQUAL(57343, result[3]);
#else
VERIFY_ARE_EQUAL(conversion.from_bytes(input), result);
#endif
// 1 byte character followed by 4 byte character
input.clear();
input.push_back(51u); // 00110011
// U+10000
input.push_back(244u); // 11110100
input.push_back(128u); // 10000000
input.push_back(128u); // 10000000
input.push_back(128u); // 10000000
// U+10FFFF
input.push_back(244u); // 11110100
input.push_back(143u); // 10001111
input.push_back(191u); // 10111111
input.push_back(191u); // 10111111
result = utility::conversions::utf8_to_utf16(input);
#if defined(__GLIBCXX__)
VERIFY_ARE_EQUAL(51, result[0]);
VERIFY_ARE_EQUAL(56256, result[1]);
VERIFY_ARE_EQUAL(56320, result[2]);
VERIFY_ARE_EQUAL(56319, result[3]);
VERIFY_ARE_EQUAL(57343, result[4]);
#else
VERIFY_ARE_EQUAL(conversion.from_bytes(input), result);
#endif
}
TEST(utf16_to_utf8_errors)
{
VERIFY_ARE_EQUAL("ABC987", utility::conversions::utf16_to_utf8(UTF16("ABC987")));
utf16string input;
// high surrogate with missing low surrogate.
input.push_back(0xD800);
input.push_back(0x0);
VERIFY_THROWS(utility::conversions::utf16_to_utf8(input), std::range_error);
// high surrogate with no more characters
input.clear();
input.push_back(0xD800);
VERIFY_THROWS(utility::conversions::utf16_to_utf8(input), std::range_error);
}
TEST(utf8_to_utf16_errors)
{
// missing second continuation byte
std::string input;
input.push_back(207u); // 11001111
VERIFY_THROWS(utility::conversions::utf8_to_utf16(input), std::range_error);
// missing third continuation byte
input.clear();
input.push_back(230u); // 11100110
input.push_back(141u); // 10001101
VERIFY_THROWS(utility::conversions::utf8_to_utf16(input), std::range_error);
// missing fourth continuation byte
input.clear();
input.push_back(240u); // 11110000
input.push_back(173u); // 10101101
input.push_back(157u); // 10011101
VERIFY_THROWS(utility::conversions::utf8_to_utf16(input), std::range_error);
// continuation byte missing leading 10xxxxxx
input.clear();
input.push_back(230u); // 11100110
input.push_back(141u); // 00001101
VERIFY_THROWS(utility::conversions::utf8_to_utf16(input), std::range_error);
input.clear();
input.push_back(230u); // 11100110
input.push_back(141u); // 11001101
VERIFY_THROWS(utility::conversions::utf8_to_utf16(input), std::range_error);
// invalid for a first character to start with 1xxxxxxx
input.clear();
input.push_back(128u); // 10000000
input.push_back(128u); // 10000000
VERIFY_THROWS(utility::conversions::utf8_to_utf16(input), std::range_error);
input.clear();
input.push_back(191u); // 10111111
input.push_back(128u); // 10000000
VERIFY_THROWS(utility::conversions::utf8_to_utf16(input), std::range_error);
}
TEST(latin1_to_utf16)
{
char in[256] = {0};
char16_t expectedResult[256] = {0};
for (size_t i = 0; i < 256; ++i)
{
in[i] = static_cast<char>(i);
expectedResult[i] = static_cast<char16_t>(i);
}
std::string str_latin1(in, 256);
auto actualResult = utility::conversions::latin1_to_utf16(str_latin1);
VERIFY_ARE_EQUAL(str_latin1.size(), actualResult.size());
for (size_t i = 0; i < actualResult.size(); ++i)
{
VERIFY_ARE_EQUAL(expectedResult[i], actualResult[i]);
}
}
#if defined(_MSC_VER)
#pragma warning(disable : 4996)
#elif defined(__clang__)
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
#elif defined(__GNUC__)
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif
TEST(print_string_locale, "Ignore:Android", "Locale unsupported on Android")
{
std::locale changedLocale;
try
{
#ifdef _WIN32
changedLocale = std::locale("fr-FR");
#else
changedLocale = std::locale("fr_FR.UTF-8");
#endif
}
catch (const std::exception&)
{
// Silently pass if locale isn't installed on machine.
return;
}
tests::common::utilities::locale_guard loc(changedLocale);
utility::ostringstream_t oss;
oss << 1000;
VERIFY_ARE_EQUAL(oss.str(), utility::conversions::print_string(1000));
VERIFY_ARE_EQUAL(_XPLATSTR("1000"), utility::conversions::print_string(1000, std::locale::classic()));
}
TEST(scan_string_locale, "Ignore:Android", "Locale unsupported on Android")
{
std::locale changedLocale;
try
{
#ifdef _WIN32
changedLocale = std::locale("fr-FR");
#else
changedLocale = std::locale("fr_FR.UTF-8");
#endif
}
catch (const std::exception&)
{
// Silently pass if locale isn't installed on machine.
return;
}
VERIFY_ARE_EQUAL(_XPLATSTR("1000"),
utility::conversions::scan_string<utility::string_t>(utility::string_t(_XPLATSTR("1000"))));
VERIFY_ARE_EQUAL(_XPLATSTR("1,000"),
utility::conversions::scan_string<utility::string_t>(utility::string_t(_XPLATSTR("1,000"))));
VERIFY_ARE_EQUAL(
_XPLATSTR("1000"),
utility::conversions::scan_string<utility::string_t>(utility::string_t(_XPLATSTR("1000")), changedLocale));
VERIFY_ARE_EQUAL(
_XPLATSTR("1,000"),
utility::conversions::scan_string<utility::string_t>(utility::string_t(_XPLATSTR("1,000")), changedLocale));
{
tests::common::utilities::locale_guard loc(changedLocale);
VERIFY_ARE_EQUAL(_XPLATSTR("1000"),
utility::conversions::scan_string<utility::string_t>(utility::string_t(_XPLATSTR("1000")),
std::locale::classic()));
VERIFY_ARE_EQUAL(_XPLATSTR("1,000"),
utility::conversions::scan_string<utility::string_t>(utility::string_t(_XPLATSTR("1,000")),
std::locale::classic()));
}
}
#ifdef _WIN32
TEST(windows_category_message)
{
// Ensure the error message string returned by windows_category doesn't contain trailing zeros.
std::string error_message = utility::details::windows_category().message(0);
std::string zero_terminated_copy = error_message.c_str();
VERIFY_ARE_EQUAL(zero_terminated_copy, error_message);
}
#endif // _WIN32
}
} // namespace utils_tests
} // namespace functional
} // namespace tests
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