#include <locale>
#include <testsuite_hooks.h>
#ifdef _GLIBCXX_USE___ENC_TRAITS
typedef unsigned short unicode_t;
namespace std
{
template<>
struct char_traits<unicode_t>
{
typedef unicode_t char_type;
typedef unsigned long int_type;
typedef streampos pos_type;
typedef streamoff off_type;
typedef mbstate_t state_type;
static void
assign(char_type& __c1, const char_type& __c2);
static bool
eq(const char_type& __c1, const char_type& __c2);
static bool
lt(const char_type& __c1, const char_type& __c2);
static int
compare(const char_type* __s1, const char_type* __s2, size_t __n)
{ return memcmp(__s1, __s2, __n); }
static size_t
length(const char_type* __s);
static const char_type*
find(const char_type* __s, size_t __n, const char_type& __a);
static char_type*
move(char_type* __s1, const char_type* __s2, size_t __n);
static char_type*
copy(char_type* __s1, const char_type* __s2, size_t __n)
{ return static_cast<char_type*>(memcpy(__s1, __s2, __n)); }
static char_type*
assign(char_type* __s, size_t __n, char_type __a);
static char_type
to_char_type(const int_type& __c);
static int_type
to_int_type(const char_type& __c);
static bool
eq_int_type(const int_type& __c1, const int_type& __c2);
static int_type
eof();
static int_type
not_eof(const int_type& __c);
};
}
void
initialize_state(std::__enc_traits& state)
{ state._M_init(); }
bool length_called = false;
class length_codecvt : public std::codecvt<unicode_t, char, std::__enc_traits>
{
typedef std::codecvt<unicode_t, char, std::__enc_traits> unicode_codecvt;
public:
virtual int do_length(state_type& state, const extern_type* from,
const extern_type* end, std::size_t max) const
{
length_called = true;
return unicode_codecvt::do_length(state, from, end, max);
}
};
void test01()
{
using namespace std;
typedef unicode_t int_type;
typedef char ext_type;
typedef __enc_traits enc_type;
typedef codecvt<int_type, ext_type, enc_type> unicode_codecvt;
bool test __attribute__((unused)) = true;
const ext_type* e_lit = "black pearl jasmine tea";
int size = strlen(e_lit);
locale loc(locale::classic(), new length_codecvt);
VERIFY( has_facet<unicode_codecvt>(loc) );
const unicode_codecvt& cvt = use_facet<unicode_codecvt>(loc);
unicode_codecvt::state_type state04("UCS-2BE", "ISO-8859-15", 0xfeff, 0);
initialize_state(state04);
length_called = false;
cvt.length(state04, e_lit, e_lit + size, 5);
VERIFY( length_called );
}
#endif // _GLIBCXX_USE___ENC_TRAITS
int main ()
{
#if _GLIBCXX_USE___ENC_TRAITS
test01();
#endif
return 0;
}