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Broaden tests to detect more cases.

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[SVN r20891]
This commit is contained in:
Dave Abrahams
2003-11-20 21:40:16 +00:00
parent 4247559960
commit 66183e43f5
1 changed files with 44 additions and 12 deletions
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56
test/is_lvalue_iterator.cpp
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@ -32,12 +32,15 @@ struct noncopyable_iterator : boost::iterator<std::forward_iterator_tag,boost::n
boost::noncopyable const& operator*() const;
};
struct proxy_iterator : boost::iterator<std::output_iterator_tag,v>
template <class T>
struct proxy_iterator
: boost::iterator<std::output_iterator_tag,T>
{
typedef T value_type;
#if BOOST_WORKAROUND(__GNUC__, == 2)
typedef boost::iterator<std::input_iterator_tag,v> base;
typedef boost::iterator<std::input_iterator_tag,value_type> base;
typedef base::iterator_category iterator_category;
typedef base::value_type value_type;
typedef base::difference_type difference_type;
typedef base::pointer pointer;
typedef base::reference reference;
@ -45,8 +48,8 @@ struct proxy_iterator : boost::iterator<std::output_iterator_tag,v>
struct proxy
{
operator v&() const;
proxy& operator=(v) const;
operator value_type&() const;
proxy& operator=(value_type) const;
};
proxy operator*() const;
@ -66,7 +69,22 @@ struct lvalue_iterator
lvalue_iterator operator++(int);
};
BOOST_TT_BROKEN_COMPILER_SPEC(proxy_iterator::proxy)
template <class T>
struct constant_lvalue_iterator
{
typedef T value_type;
typedef T const& reference;
typedef T difference_type;
typedef std::input_iterator_tag iterator_category;
typedef T const* pointer;
T const& operator*() const;
constant_lvalue_iterator& operator++();
constant_lvalue_iterator operator++(int);
};
BOOST_TT_BROKEN_COMPILER_SPEC(proxy_iterator<v>::proxy)
BOOST_TT_BROKEN_COMPILER_SPEC(proxy_iterator<int>::proxy)
int main()
{
@ -76,7 +94,8 @@ int main()
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<std::deque<v>::const_iterator>::value);
BOOST_STATIC_ASSERT(!boost::is_lvalue_iterator<std::back_insert_iterator<std::deque<v> > >::value);
BOOST_STATIC_ASSERT(!boost::is_lvalue_iterator<std::ostream_iterator<v> >::value);
BOOST_STATIC_ASSERT(!boost::is_lvalue_iterator<proxy_iterator>::value);
BOOST_STATIC_ASSERT(!boost::is_lvalue_iterator<proxy_iterator<v> >::value);
BOOST_STATIC_ASSERT(!boost::is_lvalue_iterator<proxy_iterator<int> >::value);
#ifndef BOOST_NO_LVALUE_RETURN_DETECTION
BOOST_STATIC_ASSERT(!boost::is_lvalue_iterator<value_iterator>::value);
#endif
@ -87,7 +106,13 @@ int main()
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<lvalue_iterator<v> >::value);
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<lvalue_iterator<int> >::value);
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<lvalue_iterator<char*> >::value);
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<lvalue_iterator<long> >::value);
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<lvalue_iterator<float> >::value);
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<constant_lvalue_iterator<v> >::value);
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<constant_lvalue_iterator<int> >::value);
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<constant_lvalue_iterator<char*> >::value);
BOOST_STATIC_ASSERT(boost::is_lvalue_iterator<constant_lvalue_iterator<float> >::value);
@ -97,17 +122,24 @@ int main()
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<std::deque<v>::const_iterator>::value);
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<std::back_insert_iterator<std::deque<v> > >::value);
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<std::ostream_iterator<v> >::value);
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<proxy_iterator>::value);
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<proxy_iterator<v> >::value);
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<proxy_iterator<int> >::value);
#ifndef BOOST_NO_LVALUE_RETURN_DETECTION
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<value_iterator>::value);
#endif
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<noncopyable_iterator>::value);
BOOST_STATIC_ASSERT(boost::is_non_const_lvalue_iterator<lvalue_iterator<v> >::value);
BOOST_STATIC_ASSERT(boost::is_non_const_lvalue_iterator<lvalue_iterator<float> >::value);
BOOST_STATIC_ASSERT(boost::is_non_const_lvalue_iterator<lvalue_iterator<char*> >::value);
BOOST_STATIC_ASSERT(boost::is_non_const_lvalue_iterator<lvalue_iterator<long> >::value);
#if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
BOOST_STATIC_ASSERT(boost::is_non_const_lvalue_iterator<lvalue_iterator<int> >::value);
#endif
BOOST_STATIC_ASSERT(boost::is_non_const_lvalue_iterator<lvalue_iterator<char*> >::value);
BOOST_STATIC_ASSERT(boost::is_non_const_lvalue_iterator<lvalue_iterator<float> >::value);
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<constant_lvalue_iterator<v> >::value);
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<constant_lvalue_iterator<int> >::value);
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<constant_lvalue_iterator<char*> >::value);
BOOST_STATIC_ASSERT(!boost::is_non_const_lvalue_iterator<constant_lvalue_iterator<float> >::value);
return 0;
}