Files
functional/hash/test/hash_pointer_test.cpp
Daniel James 1357e13c45 Add tests against Peter's spec.
[SVN r28281]
2005-04-16 16:56:27 +00:00

78 lines
2.3 KiB
C++

// (C) Copyright Daniel James 2005.
// Use, modification and distribution are subject to 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 "./config.hpp"
#ifdef TEST_STD_INCLUDES
# include <functional>
#else
# include <boost/functional/hash/hash.hpp>
#endif
#define BOOST_AUTO_TEST_MAIN
#include <boost/test/auto_unit_test.hpp>
#include <boost/limits.hpp>
#include <boost/mpl/assert.hpp>
#include <boost/type_traits/is_base_and_derived.hpp>
#include "./compile_time.hpp"
BOOST_AUTO_UNIT_TEST(pointer_tests)
{
compile_time_tests((int**) 0);
compile_time_tests((void**) 0);
HASH_NAMESPACE::hash<int*> x1;
HASH_NAMESPACE::hash<int*> x2;
int int1;
int int2;
BOOST_CHECK(x1(0) == x2(0));
BOOST_CHECK(x1(&int1) == x2(&int1));
BOOST_CHECK(x1(&int2) == x2(&int2));
#if defined(TEST_EXTENSIONS)
BOOST_CHECK(x1(&int1) == HASH_NAMESPACE::hash_value(&int1));
BOOST_CHECK(x1(&int2) == HASH_NAMESPACE::hash_value(&int2));
// This isn't specified in Peter's proposal:
BOOST_CHECK(x1(0) == 0);
#endif
}
void void_func1() {}
void void_func2() {}
int int_func1(int) { return 0; }
int int_func2(int) { return 0; }
BOOST_AUTO_UNIT_TEST(function_pointer_tests)
{
compile_time_tests((void(**)()) 0);
compile_time_tests((int(**)(int)) 0);
HASH_NAMESPACE::hash<void(*)()> hasher_void;
HASH_NAMESPACE::hash<int(*)(int)> hasher_int;
BOOST_CHECK(hasher_void(0) == hasher_void(0));
BOOST_CHECK(hasher_void(&void_func1) == hasher_void(&void_func1));
BOOST_CHECK(hasher_void(&void_func1) != hasher_void(&void_func2));
BOOST_CHECK(hasher_void(&void_func1) != hasher_void(0));
BOOST_CHECK(hasher_int(0) == hasher_int(0));
BOOST_CHECK(hasher_int(&int_func1) == hasher_int(&int_func1));
BOOST_CHECK(hasher_int(&int_func1) != hasher_int(&int_func2));
BOOST_CHECK(hasher_int(&int_func1) != hasher_int(0));
#if defined(TEST_EXTENSIONS)
BOOST_CHECK(hasher_void(&void_func1)
== HASH_NAMESPACE::hash_value(&void_func1));
BOOST_CHECK(hasher_int(&int_func1)
== HASH_NAMESPACE::hash_value(&int_func1));
// This isn't specified in Peter's proposal:
BOOST_CHECK(hasher_void(0) == 0);
#endif
}