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/* Copyright (C) 1999, 2000, 2001, 2003, 2004, 2006, 2008, 2010, 2011
* 2012 Free Software Foundation, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 3 of
* the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <libguile.h>
#include <stdio.h>
#include <assert.h>
#include <limits.h>
SCM out_of_range_handler (void *data, SCM key, SCM args);
SCM call_num2long_long_body (void *data);
SCM call_num2ulong_long_body (void *data);
/* expect to catch an `out-of-range' exception */
SCM
out_of_range_handler (void *data, SCM key, SCM args)
{
assert (scm_is_eq (key, scm_from_locale_symbol ("out-of-range")));
return SCM_BOOL_T;
}
SCM
call_num2long_long_body (void *data)
{
scm_to_long_long (* (SCM *) data);
return SCM_BOOL_F;
}
SCM
call_num2ulong_long_body (void *data)
{
scm_to_ulong_long (* (SCM *) data);
return SCM_BOOL_F;
}
static void
test_long_long ()
{
{
SCM n = scm_from_long_long (LLONG_MIN);
long long result = scm_to_long_long(n);
assert (result == LLONG_MIN);
}
/* LLONG_MIN - 1 */
{
SCM n = scm_difference (scm_from_long_long (LLONG_MIN), scm_from_int (1));
SCM caught = scm_internal_catch (SCM_BOOL_T, call_num2long_long_body, &n,
out_of_range_handler, NULL);
assert (scm_is_true (caught));
}
/* SCM_I_LLONG_MIN + SCM_I_LLONG_MIN/2 */
{
SCM n = scm_sum (scm_from_long_long (LLONG_MIN),
scm_from_long_long (LLONG_MIN / 2));
SCM caught = scm_internal_catch (SCM_BOOL_T, call_num2long_long_body, &n,
out_of_range_handler, NULL);
assert (scm_is_true (caught));
}
/* SCM_I_LLONG_MAX + 1 */
{
SCM n = scm_sum (scm_from_long_long (LLONG_MAX), scm_from_int (1));
SCM caught = scm_internal_catch (SCM_BOOL_T, call_num2long_long_body, &n,
out_of_range_handler, NULL);
assert (scm_is_true (caught));
}
/* 2^1024 */
{
SCM n = scm_ash (scm_from_int (1), scm_from_int (1024));
SCM caught = scm_internal_catch (SCM_BOOL_T, call_num2long_long_body, &n,
out_of_range_handler, NULL);
assert (scm_is_true (caught));
}
/* -2^1024 */
{
SCM n = scm_difference (scm_from_int (0),
scm_ash (scm_from_int (1), scm_from_int (1024)));
SCM caught = scm_internal_catch (SCM_BOOL_T, call_num2long_long_body, &n,
out_of_range_handler, NULL);
assert (scm_is_true (caught));
}
}
static void
test_ulong_long ()
{
{
SCM n = scm_from_ulong_long (ULLONG_MAX);
unsigned long long result = scm_to_ulong_long(n);
assert (result == ULLONG_MAX);
}
/* -1 */
{
SCM n = scm_from_int (-1);
SCM caught = scm_internal_catch (SCM_BOOL_T, call_num2ulong_long_body, &n,
out_of_range_handler, NULL);
assert (scm_is_true (caught));
}
/* SCM_I_ULLONG_MAX + 1 */
{
SCM n = scm_sum (scm_from_ulong_long (ULLONG_MAX), scm_from_int (1));
SCM caught = scm_internal_catch (SCM_BOOL_T, call_num2ulong_long_body, &n,
out_of_range_handler, NULL);
assert (scm_is_true (caught));
}
/* 2^1024 */
{
SCM n = scm_ash (scm_from_int (1), scm_from_int (1024));
SCM caught = scm_internal_catch (SCM_BOOL_T, call_num2long_long_body, &n,
out_of_range_handler, NULL);
assert (scm_is_true (caught));
}
}
static void
tests (void *data, int argc, char **argv)
{
test_long_long ();
test_ulong_long ();
}
int
main (int argc, char *argv[])
{
scm_boot_guile (argc, argv, tests, NULL);
return 0;
}
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