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Fix float types tests, make them less strict (so that MSVC2012 could pass it)

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[SVN r80438]
This commit is contained in:
Antony Polukhin
2012-09-08 01:44:18 +00:00
parent c43b86d7f1
commit bb224866a7
1 changed files with 8 additions and 7 deletions
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15
test/lexical_cast_float_types_test.cpp
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@ -105,13 +105,13 @@ void test_conversion_from_to_float_for_locale()
/*
* Converts char* [and wchar_t] to float number type and checks, that generated
* number is in interval [base_value-epsilon, base_value+epsilon].
* Converts char* [and wchar_t*] to float number type and checks, that generated
* number does not exceeds allowed epsilon.
*/
#ifndef BOOST_LCAST_NO_WCHAR_T
#define CHECK_CLOSE_ABS_DIFF(VAL,PREFIX) \
converted_val = lexical_cast<test_t>(#VAL); \
BOOST_CHECK_CLOSE_FRACTION( (VAL ## L? VAL ## L : std::numeric_limits<test_t>::epsilon()), \
BOOST_CHECK_CLOSE_FRACTION( (VAL ## L? VAL ## L : std::numeric_limits<test_t>::epsilon()), \
(converted_val ? converted_val : std::numeric_limits<test_t>::epsilon()), \
std::numeric_limits<test_t>::epsilon() \
); \
@ -120,7 +120,7 @@ void test_conversion_from_to_float_for_locale()
#else
#define CHECK_CLOSE_ABS_DIFF(VAL,TYPE) \
converted_val = lexical_cast<test_t>(#VAL); \
BOOST_CHECK_CLOSE_FRACTION( (VAL ## L? VAL ## L : std::numeric_limits<test_t>::epsilon()), \
BOOST_CHECK_CLOSE_FRACTION( (VAL ## L? VAL ## L : std::numeric_limits<test_t>::epsilon()), \
(converted_val ? converted_val : std::numeric_limits<test_t>::epsilon()), \
std::numeric_limits<test_t>::epsilon() \
);
@ -287,7 +287,7 @@ void test_float_typess_for_overflows()
test_t minvalue = (std::numeric_limits<test_t>::min)();
std::string s_min_value = lexical_cast<std::string>(minvalue);
BOOST_CHECK_CLOSE_FRACTION(minvalue, lexical_cast<test_t>(minvalue), (std::numeric_limits<test_t>::epsilon()));
BOOST_CHECK_CLOSE_FRACTION(minvalue, lexical_cast<test_t>(s_min_value), (std::numeric_limits<test_t>::epsilon()));
BOOST_CHECK_CLOSE_FRACTION(minvalue, lexical_cast<test_t>(s_min_value), (std::numeric_limits<test_t>::epsilon() * 2));
test_t maxvalue = (std::numeric_limits<test_t>::max)();
std::string s_max_value = lexical_cast<std::string>(maxvalue);
@ -326,13 +326,14 @@ void test_float_typess_for_overflows()
#undef CHECK_CLOSE_ABS_DIFF
// Epsilon is multiplied by 2 because of two lexical conversions
#define TEST_TO_FROM_CAST_AROUND_TYPED(VAL,STRING_TYPE) \
test_value = VAL + std::numeric_limits<test_t>::epsilon() * i ; \
converted_val = lexical_cast<test_t>( lexical_cast<STRING_TYPE>(test_value) ); \
BOOST_CHECK_CLOSE_FRACTION( \
BOOST_CHECK_CLOSE_FRACTION( \
test_value, \
converted_val, \
std::numeric_limits<test_t>::epsilon() \
std::numeric_limits<test_t>::epsilon() * 2 \
);
/*