feedc0de/boost_iterator
1
0
Fork 0
forked from boostorg/iterator
Code Pull Requests Activity

Move from boost-sandbox

Browse Source 
[SVN r18960]
This commit is contained in:
Joel de Guzman
2003-07-07 14:26:16 +00:00
parent 80d9e8e4c1
commit 4716891117
15 changed files with 1762 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

103
test/unit_tests.cpp Normal file
View File

@ -0,0 +1,103 @@
// Copyright David Abrahams 2003. Permission to copy, use,
// modify, sell and distribute this software is granted provided this
// copyright notice appears in all copies. This software is provided
// "as is" without express or implied warranty, and with no claim as
// to its suitability for any purpose.
#include <boost/iterator/iterator_adaptor.hpp>
#include <boost/static_assert.hpp>
#include "static_assert_same.hpp"
struct X { int a; };
#ifdef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
namespace boost { namespace detail {
template<> struct iterator_traits<X*>
: ptr_iter_traits<X> {};
}}
#endif
struct Xiter : boost::iterator_adaptor<Xiter,X*>
{
Xiter();
Xiter(X* p) : boost::iterator_adaptor<Xiter, X*>(p) {}
};
void take_xptr(X*) {}
void operator_arrow_test()
{
// check that the operator-> result is a pointer for lvalue iterators
X x;
take_xptr(Xiter(&x).operator->());
}
template <class T, class U, class Min>
struct static_assert_min_cat
: static_assert_same<
typename boost::detail::minimum_category<T,U>::type, Min
>
{};
void category_test()
{
using namespace boost;
using namespace boost::detail;
BOOST_STATIC_ASSERT((
!is_tag<
input_output_iterator_tag
, std::input_iterator_tag>::value));
BOOST_STATIC_ASSERT((
!is_tag<
input_output_iterator_tag
, std::output_iterator_tag>::value));
BOOST_STATIC_ASSERT((
is_tag<
std::input_iterator_tag
, input_output_iterator_tag>::value));
BOOST_STATIC_ASSERT((
is_tag<
std::output_iterator_tag
, input_output_iterator_tag>::value));
BOOST_STATIC_ASSERT((
is_tag<
input_output_iterator_tag
, std::forward_iterator_tag>::value));
int test = static_assert_min_cat<
std::input_iterator_tag,input_output_iterator_tag, std::input_iterator_tag
>::value;
test = static_assert_min_cat<
input_output_iterator_tag,std::input_iterator_tag, std::input_iterator_tag
>::value;
test = static_assert_min_cat<
input_output_iterator_tag,std::forward_iterator_tag, input_output_iterator_tag
>::value;
test = static_assert_min_cat<
std::input_iterator_tag,std::forward_iterator_tag, std::input_iterator_tag
>::value;
test = static_assert_min_cat<
std::input_iterator_tag,std::random_access_iterator_tag, std::input_iterator_tag
>::value;
test = static_assert_min_cat<
std::output_iterator_tag,std::random_access_iterator_tag, std::output_iterator_tag
>::value;
(void)test;
}
int main()
{
category_test();
operator_arrow_test();
return 0;
}