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Formatting changes, mostly to fit within 80 characters.

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Also, some C casts converted to static_cast.

[SVN r58692]
This commit is contained in:
Daniel James
2010-01-04 22:49:39 +00:00
parent 6fe052f27e
commit a3cabbe601
12 changed files with 135 additions and 71 deletions
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hash/test/hash_float_test.hpp
+82 -39
View File
@@ -22,10 +22,11 @@
#if defined(BOOST_MSVC)
#pragma warning(push)
#pragma warning(disable:4127) // conditional expression is constant
#pragma warning(disable:4723) // conditional expression is constant
#pragma warning(disable:4127) // conditional expression is constant
#pragma warning(disable:4723) // conditional expression is constant
#if BOOST_MSVC < 1400
#pragma warning(disable:4267) // conversion from 'size_t' to 'unsigned int', possible loss of data
#pragma warning(disable:4267) // conversion from 'size_t' to 'unsigned int',
// possible loss of data
#endif
#endif
@@ -36,23 +37,33 @@ char const* float_type(long double*) { return "long double"; }
template <class T>
void float_tests(char const* name, T* = 0)
{
std::cerr<<"\n"
<<"Testing " BOOST_STRINGIZE(HASH_NAMESPACE) "::hash<"<<name<<">\n"
<<"\n"
<<"boost::hash_detail::limits<T>::digits = "
<<boost::hash_detail::limits<T>::digits<<"\n"
<<"boost::hash_detail::limits<int>::digits = "
<<boost::hash_detail::limits<int>::digits<<"\n"
<<"boost::hash_detail::limits<std::size_t>::digits = "
<<boost::hash_detail::limits<std::size_t>::digits<<"\n"
<<"\n"
<<"boost::hash_detail::call_ldexp<T>::float_type = "
<<float_type((BOOST_DEDUCED_TYPENAME boost::hash_detail::call_ldexp<T>::float_type*)0)<<"\n"
<<"boost::hash_detail::call_frexp<T>::float_type = "
<<float_type((BOOST_DEDUCED_TYPENAME boost::hash_detail::call_frexp<T>::float_type*)0)<<"\n"
<<"boost::hash_detail::select_hash_type<T>::type = "
<<float_type((BOOST_DEDUCED_TYPENAME boost::hash_detail::select_hash_type<T>::type*)0)<<"\n"
<<"\n"
std::cerr
<< "\n"
<< "Testing " BOOST_STRINGIZE(HASH_NAMESPACE) "::hash<"
<< name
<< ">\n"
<< "\n"
<< "boost::hash_detail::limits<T>::digits = "
<< boost::hash_detail::limits<T>::digits<< "\n"
<< "boost::hash_detail::limits<int>::digits = "
<< boost::hash_detail::limits<int>::digits<< "\n"
<< "boost::hash_detail::limits<std::size_t>::digits = "
<< boost::hash_detail::limits<std::size_t>::digits
<< "\n"
<< "\n"
<< "boost::hash_detail::call_ldexp<T>::float_type = "
<< float_type(static_cast<BOOST_DEDUCED_TYPENAME
boost::hash_detail::call_ldexp<T>::float_type*>(0))
<< "\n"
<< "boost::hash_detail::call_frexp<T>::float_type = "
<< float_type(static_cast<BOOST_DEDUCED_TYPENAME
boost::hash_detail::call_frexp<T>::float_type*>(0))
<< "\n"
<< "boost::hash_detail::select_hash_type<T>::type = "
<< float_type(static_cast<BOOST_DEDUCED_TYPENAME
boost::hash_detail::select_hash_type<T>::type*>(0))
<< "\n"
<< "\n"
;
HASH_NAMESPACE::hash<T> x1;
@@ -72,7 +83,9 @@ void float_tests(char const* name, T* = 0)
// Doing anything with infinity causes borland to crash.
#if defined(__BORLANDC__)
std::cerr<<"Not running infinity checks on Borland, as it causes it to crash.\n";
std::cerr
<< "Not running infinity checks on Borland, as it causes it to crash."
"\n";
#else
if(boost::hash_detail::limits<T>::has_infinity) {
T infinity = -log(zero);
@@ -111,19 +124,40 @@ void float_tests(char const* name, T* = 0)
// This should really be 'has_denorm == denorm_present' but some
// compilers don't have 'denorm_present'. See also a later use.
if(boost::hash_detail::limits<T>::has_denorm) {
if(x1(boost::hash_detail::limits<T>::denorm_min()) == x1(infinity)) {
std::cerr<<"x1(denorm_min) == x1(infinity) == "<<x1(infinity)<<"\n";
if(x1(boost::hash_detail::limits<T>::denorm_min()) == x1(infinity))
{
std::cerr
<< "x1(denorm_min) == x1(infinity) == "
<< x1(infinity)
<< "\n";
}
if(x1(boost::hash_detail::limits<T>::denorm_min()) == x1(minus_infinity)) {
std::cerr<<"x1(denorm_min) == x1(-infinity) == "<<x1(minus_infinity)<<"\n";
if(x1(boost::hash_detail::limits<T>::denorm_min()) ==
x1(minus_infinity))
{
std::cerr
<< "x1(denorm_min) == x1(-infinity) == "
<< x1(minus_infinity)
<< "\n";
}
}
if(boost::hash_detail::limits<T>::has_quiet_NaN) {
if(x1(boost::hash_detail::limits<T>::quiet_NaN()) == x1(infinity)) {
std::cerr<<"x1(quiet_NaN) == x1(infinity) == "<<x1(infinity)<<"\n";
if(x1(boost::hash_detail::limits<T>::quiet_NaN()) == x1(infinity))
{
std::cerr
<< "x1(quiet_NaN) == x1(infinity) == "
<< x1(infinity)
<< "\n";
}
if(x1(boost::hash_detail::limits<T>::quiet_NaN()) == x1(minus_infinity)) {
std::cerr<<"x1(quiet_NaN) == x1(-infinity) == "<<x1(minus_infinity)<<"\n";
if(x1(boost::hash_detail::limits<T>::quiet_NaN()) ==
x1(minus_infinity))
{
std::cerr
<< "x1(quiet_NaN) == x1(-infinity) == "
<< x1(minus_infinity)
<< "\n";
}
}
}
@@ -146,10 +180,12 @@ void float_tests(char const* name, T* = 0)
BOOST_TEST(x1(max) == HASH_NAMESPACE::hash_value(max));
BOOST_TEST(x1(half_max) == HASH_NAMESPACE::hash_value(half_max));
BOOST_TEST(x1(quarter_max) == HASH_NAMESPACE::hash_value(quarter_max));
BOOST_TEST(x1(three_quarter_max) == HASH_NAMESPACE::hash_value(three_quarter_max));
BOOST_TEST(x1(three_quarter_max) ==
HASH_NAMESPACE::hash_value(three_quarter_max));
#endif
// The '!=' tests could legitimately fail, but with my hash it indicates a bug.
// The '!=' tests could legitimately fail, but with my hash it indicates a
// bug.
BOOST_TEST(x1(max) == x1(max));
BOOST_TEST(x1(max) != x1(quarter_max));
BOOST_TEST(x1(max) != x1(half_max));
@@ -179,7 +215,8 @@ void float_tests(char const* name, T* = 0)
#if defined(TEST_EXTENSIONS)
BOOST_TEST(x1(boost::hash_detail::limits<T>::epsilon()) ==
HASH_NAMESPACE::hash_value(boost::hash_detail::limits<T>::epsilon()));
HASH_NAMESPACE::hash_value(
boost::hash_detail::limits<T>::epsilon()));
#endif
BOOST_TEST(boost::hash_detail::limits<T>::epsilon() != (T) 0);
@@ -216,14 +253,19 @@ void float_tests(char const* name, T* = 0)
// specialization of boost::hash_detail::limits::denorm_min() for long
// doubles which causes this test to fail.
if(x1(boost::hash_detail::limits<T>::denorm_min()) !=
HASH_NAMESPACE::hash_value(boost::hash_detail::limits<T>::denorm_min()))
HASH_NAMESPACE::hash_value(
boost::hash_detail::limits<T>::denorm_min()))
{
std::cerr<<"x1(boost::hash_detail::limits<T>::denorm_min()) = "
<< x1(boost::hash_detail::limits<T>::denorm_min())
<< "\nhash_value(boost::hash_detail::limits<T>::denorm_min()) = "
<< HASH_NAMESPACE::hash_value(
std::cerr
<< "x1(boost::hash_detail::limits<T>::denorm_min()) = "
<< x1(boost::hash_detail::limits<T>::denorm_min())
<< "\nhash_value(boost::hash_detail::limits<T>::denorm_min())"
" = "
<< HASH_NAMESPACE::hash_value(
boost::hash_detail::limits<T>::denorm_min())
<< "\nx1(0) = "<<x1(0)<<"\n";
<< "\nx1(0) = "
<< x1(0)
<< "\n";
}
#endif
}
@@ -235,7 +277,8 @@ void float_tests(char const* name, T* = 0)
std::cerr<<"x1(quiet_NaN) == x1(1.0) == "<<x1(1.0)<<"\n";
}
BOOST_TEST(x1(boost::hash_detail::limits<T>::quiet_NaN()) ==
HASH_NAMESPACE::hash_value(boost::hash_detail::limits<T>::quiet_NaN()));
HASH_NAMESPACE::hash_value(
boost::hash_detail::limits<T>::quiet_NaN()));
}
#endif
}