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Attempt to catch libc++ bug with a modified tests

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[SVN r86747]
This commit is contained in:
Antony Polukhin
2013-11-18 08:17:33 +00:00
parent bbd746d2ac
commit c0c02e560e
1 changed files with 17 additions and 1 deletions
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18
test/lexical_cast_integral_types_test.cpp
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@@ -373,7 +373,7 @@ void test_conversion_from_to_integral_for_locale()
// This is a part of test_conversion_from_integral_to_string<T>('0') method,
// but with BOOST_CHECK_EQUAL instead of BOOST_CHECK. It is required to see
// what is produced by the to_str<char>(t) method in situations when result
// is different. BOOST_CHECK does not work with wchat_t.
// is different. BOOST_CHECK does not work with wchar_t.
typedef std::numeric_limits<T> limits;
T t = (limits::min)();
BOOST_CHECK_EQUAL(lexical_cast<std::string>(t), to_str<char>(t));
@@ -381,6 +381,22 @@ void test_conversion_from_to_integral_for_locale()
test_conversion_from_integral_to_string<T>('0');
test_conversion_from_string_to_integral<T>('0');
#if !defined(BOOST_LCAST_NO_WCHAR_T)
if (lexical_cast<std::wstring>(t) != to_str<wchar_t>(t)) {
// Something went wrong, and now we are attempting to find and print the
// difference.
std::wstring wstr = to_str<wchar_t>(t);
std::string lcast_str = lexical_cast<std::string>(t);
std::string str;
str.reserve(wstr.size());
for (std::size_t i = 0; i < wstr.size(); ++i) {
str.push_back(static_cast<char>(wstr[i]));
}
BOOST_CHECK_EQUAL(lcast_str.length(), lexical_cast<std::wstring>(t).length());
BOOST_CHECK_EQUAL(to_str<char>(t), str);
BOOST_CHECK_EQUAL(lcast_str, str);
}
test_conversion_from_integral_to_string<T>(L'0');
test_conversion_from_string_to_integral<T>(L'0');
#endif