137 lines
5.0 KiB
C++
137 lines
5.0 KiB
C++
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/*=============================================================================
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This file is part of FLINT.
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FLINT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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FLINT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with FLINT; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2013 Tom Bachmann
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******************************************************************************/
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#include "flintxx/test/helpers.h"
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#include "flintxx/traits.h"
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#include "flintxx/mp.h"
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using namespace flint;
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using namespace traits;
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struct newtype { };
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void
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test_integrality()
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{
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tassert(is_signed_integer<signed char>::val == true);
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tassert(is_signed_integer<signed int>::val == true);
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tassert(is_signed_integer<slong>::val == true);
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tassert(is_signed_integer<unsigned char>::val == false);
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tassert(is_signed_integer<unsigned int>::val == false);
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tassert(is_signed_integer<ulong>::val == false);
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tassert(is_signed_integer<newtype>::val == false);
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tassert(is_unsigned_integer<unsigned char>::val == true);
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tassert(is_unsigned_integer<unsigned int>::val == true);
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tassert(is_unsigned_integer<ulong>::val == true);
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tassert(is_unsigned_integer<signed char>::val == false);
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tassert(is_unsigned_integer<signed int>::val == false);
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tassert(is_unsigned_integer<slong>::val == false);
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tassert(is_unsigned_integer<newtype>::val == false);
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tassert(is_integer<unsigned char>::val == true);
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tassert(is_integer<unsigned int>::val == true);
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tassert(is_integer<ulong>::val == true);
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tassert(is_integer<signed char>::val == true);
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tassert(is_integer<signed int>::val == true);
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tassert(is_integer<slong>::val == true);
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tassert(is_integer<newtype>::val == false);
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tassert(is_string<int>::val == false);
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tassert(is_string<const char*>::val == true);
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tassert(is_string<char*>::val == true);
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tassert(is_string<char[5]>::val == true);
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tassert(fits_into_slong<unsigned char>::val == true);
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tassert(fits_into_slong<unsigned short>::val == true);
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tassert(fits_into_slong<ulong>::val == false);
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tassert(fits_into_slong<signed char>::val == true);
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tassert(fits_into_slong<signed short>::val == true);
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tassert(fits_into_slong<signed int>::val == true);
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tassert(fits_into_slong<slong>::val == true);
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tassert(fits_into_slong<newtype>::val == false);
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typedef void function_type(int, int);
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tassert(fits_into_slong<function_type>::val == false);
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}
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void
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test_manipulation()
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{
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using mp::equal_types;
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tassert((equal_types<forwarding<int>::type, int>::val));
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tassert((equal_types<forwarding<newtype&>::type, newtype&>::val));
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tassert((equal_types<forwarding<const newtype>::type,
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const newtype&>::val));
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tassert((equal_types<forwarding<const newtype&>::type,
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const newtype&>::val));
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tassert((equal_types<reference<int>::type, int&>::val));
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tassert((equal_types<reference<newtype&>::type, newtype&>::val));
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tassert((equal_types<reference<const slong>::type, const slong&>::val));
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tassert((equal_types<reference<const int&>::type, const int&>::val));
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tassert((equal_types<make_const<int>::type, const int>::val));
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tassert((equal_types<make_const<newtype&>::type, const newtype&>::val));
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tassert((equal_types<make_const<const slong>::type, const slong>::val));
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tassert((equal_types<make_const<const int&>::type, const int&>::val));
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tassert((equal_types<basetype<int>::type, int>::val));
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tassert((equal_types<basetype<newtype&>::type, newtype>::val));
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tassert((equal_types<basetype<const slong>::type, slong>::val));
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tassert((equal_types<basetype<const int&>::type, int>::val));
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tassert((equal_types<basetype<int*>::type, int*>::val));
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}
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class super { };
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class sub : public super { };
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void
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test_convertibility()
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{
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tassert((_is_convertible<super, sub>::val == true));
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tassert((_is_convertible<sub, super>::val == false));
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tassert((_is_convertible<sub, newtype>::val == false));
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tassert((_is_convertible<sub, sub>::val == true));
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tassert((_is_convertible<int, int>::val == true));
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// Test the HACK.
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tassert((_is_convertible<int, void(int)>::val == false));
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}
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int
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main()
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{
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std::cout << "traits....";
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test_integrality();
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test_manipulation();
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test_convertibility();
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std::cout << "PASS" << std::endl;
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return 0;
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}
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