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- // Unit test for boost::lexical_cast.
- //
- // See http://www.boost.org for most recent version, including documentation.
- //
- // Copyright Antony Polukhin, 2011-2019.
- //
- // Distributed under the Boost
- // Software License, Version 1.0. (See accompanying file
- // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt).
- #include <boost/config.hpp>
- #if defined(__INTEL_COMPILER)
- #pragma warning(disable: 193 383 488 981 1418 1419)
- #elif defined(BOOST_MSVC)
- #pragma warning(disable: 4097 4100 4121 4127 4146 4244 4245 4511 4512 4701 4800)
- #endif
- #include <boost/lexical_cast.hpp>
- #include <boost/test/unit_test.hpp>
- using namespace boost;
- #if defined(BOOST_NO_STRINGSTREAM) || defined(BOOST_NO_STD_WSTRING)
- #define BOOST_LCAST_NO_WCHAR_T
- #endif
- template <class CharT>
- void test_impl(const CharT* wc_arr)
- {
- typedef CharT wide_char;
- typedef std::basic_string<CharT> wide_string;
- const char c_arr[] = "Test array of chars";
- const unsigned char uc_arr[] = "Test array of chars";
- const signed char sc_arr[] = "Test array of chars";
- // Following tests depend on realization of std::locale
- // and pass for popular compilers and STL realizations
- BOOST_CHECK(boost::lexical_cast<wide_char>(c_arr[0]) == wc_arr[0]);
- BOOST_CHECK(boost::lexical_cast<wide_string>(c_arr) == wide_string(wc_arr));
- BOOST_CHECK(boost::lexical_cast<wide_string>(sc_arr) == wide_string(wc_arr) );
- BOOST_CHECK(boost::lexical_cast<wide_string>(uc_arr) == wide_string(wc_arr) );
- BOOST_CHECK_EQUAL(boost::lexical_cast<wide_char>(uc_arr[0]), wc_arr[0]);
- BOOST_CHECK_EQUAL(boost::lexical_cast<wide_char>(sc_arr[0]), wc_arr[0]);
- }
- void test_char_types_conversions_wchar_t()
- {
- #ifndef BOOST_LCAST_NO_WCHAR_T
- test_impl(L"Test array of chars");
- wchar_t c = boost::detail::lcast_char_constants<wchar_t>::zero;
- BOOST_CHECK_EQUAL(L'0', c);
- c = boost::detail::lcast_char_constants<wchar_t>::minus;
- BOOST_CHECK_EQUAL(L'-', c);
- c = boost::detail::lcast_char_constants<wchar_t>::plus;
- BOOST_CHECK_EQUAL(L'+', c);
- c = boost::detail::lcast_char_constants<wchar_t>::lowercase_e;
- BOOST_CHECK_EQUAL(L'e', c);
- c = boost::detail::lcast_char_constants<wchar_t>::capital_e;
- BOOST_CHECK_EQUAL(L'E', c);
- c = boost::detail::lcast_char_constants<wchar_t>::c_decimal_separator;
- BOOST_CHECK_EQUAL(L'.', c);
- #endif
- BOOST_CHECK(true);
- }
- void test_char_types_conversions_char16_t()
- {
- #if !defined(BOOST_NO_CXX11_CHAR16_T) && !defined(BOOST_NO_CXX11_UNICODE_LITERALS) && defined(BOOST_STL_SUPPORTS_NEW_UNICODE_LOCALES)
- test_impl(u"Test array of chars");
- char16_t c = boost::detail::lcast_char_constants<char16_t>::zero;
- BOOST_CHECK_EQUAL(u'0', c);
- c = boost::detail::lcast_char_constants<char16_t>::minus;
- BOOST_CHECK_EQUAL(u'-', c);
- c = boost::detail::lcast_char_constants<char16_t>::plus;
- BOOST_CHECK_EQUAL(u'+', c);
- c = boost::detail::lcast_char_constants<char16_t>::lowercase_e;
- BOOST_CHECK_EQUAL(u'e', c);
- c = boost::detail::lcast_char_constants<char16_t>::capital_e;
- BOOST_CHECK_EQUAL(u'E', c);
- c = boost::detail::lcast_char_constants<char16_t>::c_decimal_separator;
- BOOST_CHECK_EQUAL(u'.', c);
- #endif
- BOOST_CHECK(true);
- }
- void test_char_types_conversions_char32_t()
- {
- #if !defined(BOOST_NO_CXX11_CHAR32_T) && !defined(BOOST_NO_CXX11_UNICODE_LITERALS) && defined(BOOST_STL_SUPPORTS_NEW_UNICODE_LOCALES)
- test_impl(U"Test array of chars");
- char32_t c = boost::detail::lcast_char_constants<char32_t>::zero;
- BOOST_CHECK_EQUAL(U'0', c);
- c = boost::detail::lcast_char_constants<char32_t>::minus;
- BOOST_CHECK_EQUAL(U'-', c);
- c = boost::detail::lcast_char_constants<char32_t>::plus;
- BOOST_CHECK_EQUAL(U'+', c);
- c = boost::detail::lcast_char_constants<char32_t>::lowercase_e;
- BOOST_CHECK_EQUAL(U'e', c);
- c = boost::detail::lcast_char_constants<char32_t>::capital_e;
- BOOST_CHECK_EQUAL(U'E', c);
- c = boost::detail::lcast_char_constants<char32_t>::c_decimal_separator;
- BOOST_CHECK_EQUAL(U'.', c);
- #endif
- BOOST_CHECK(true);
- }
- unit_test::test_suite *init_unit_test_suite(int, char *[])
- {
- unit_test::test_suite *suite =
- BOOST_TEST_SUITE("lexical_cast char => wide characters unit test (widening test)");
- suite->add(BOOST_TEST_CASE(&test_char_types_conversions_wchar_t));
- suite->add(BOOST_TEST_CASE(&test_char_types_conversions_char16_t));
- suite->add(BOOST_TEST_CASE(&test_char_types_conversions_char32_t));
- return suite;
- }
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