| /* Test file for mpfr_sqrt_ui. |
| |
| Copyright 2000, 2001, 2002, 2003, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. |
| Contributed by the Arenaire and Cacao projects, INRIA. |
| |
| This file is part of the GNU MPFR Library. |
| |
| The GNU MPFR 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 2.1 of the License, or (at your |
| option) any later version. |
| |
| The GNU MPFR 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 the GNU MPFR Library; see the file COPYING.LIB. If not, write to |
| the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, |
| MA 02110-1301, USA. */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| #include "mpfr-test.h" |
| |
| static void |
| check (unsigned long a, mp_rnd_t rnd_mode, const char *qs) |
| { |
| mpfr_t q; |
| |
| mpfr_init2 (q, 53); |
| mpfr_sqrt_ui (q, a, rnd_mode); |
| if (mpfr_cmp_str1 (q, qs)) |
| { |
| printf ("mpfr_sqrt_ui failed for a=%lu, rnd_mode=%s\n", |
| a, mpfr_print_rnd_mode (rnd_mode)); |
| printf ("sqrt gives %s, mpfr_sqrt_ui gives ", qs); |
| mpfr_out_str(stdout, 10, 0, q, GMP_RNDN); |
| exit (1); |
| } |
| mpfr_clear (q); |
| } |
| |
| int |
| main (void) |
| { |
| tests_start_mpfr (); |
| |
| check (0, GMP_RNDN, "0.0"); |
| check (2116118, GMP_RNDU, "1.45468828276026215e3"); |
| |
| tests_end_mpfr (); |
| return 0; |
| } |