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Simplify test_getting_pointer_to_function to don't deal with compilers bugs and just test that getting pointer to lexical_cast<T1, T2> is not ambiguous

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[SVN r81294]
This commit is contained in:
Antony Polukhin
2012-11-11 08:59:36 +00:00
parent 1c37887f2b
commit f682bff3a7
1 changed files with 12 additions and 8 deletions
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20
lexical_cast_test.cpp
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@@ -607,17 +607,21 @@ void test_char32_conversions()
}
#endif
template <class To, class From, class Func>
To try_cast_by_ptr(const From& from, Func f) {
return f(from);
};
void test_getting_pointer_to_function()
{
// Just checking that &lexical_cast<To, From> is not ambiguous
BOOST_CHECK_EQUAL(100, try_cast_by_ptr<int>("100", &boost::lexical_cast<int, const char[4]>));
BOOST_CHECK_EQUAL(100, try_cast_by_ptr<int>("100", &boost::lexical_cast<int, std::string>));
BOOST_CHECK_EQUAL(std::string("100"), try_cast_by_ptr<std::string>(100, &boost::lexical_cast<std::string, int>));
typedef char char_arr[4];
typedef int(*f1)(const char_arr&);
f1 p1 = &boost::lexical_cast<int, char_arr>;
BOOST_CHECK(p1);
typedef int(*f2)(const std::string&);
f2 p2 = &boost::lexical_cast<int, std::string>;
BOOST_CHECK(p2);
typedef std::string(*f3)(const int&);
f3 p3 = &boost::lexical_cast<std::string, int>;
BOOST_CHECK(p3);
}