| /* |
| ** Copyright (C) 2006-2011 Erik de Castro Lopo <erikd@mega-nerd.com> |
| ** |
| ** This program 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. |
| ** |
| ** This program 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 program; if not, write to the Free Software |
| ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| */ |
| |
| #include "sfconfig.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <stdarg.h> |
| #include <errno.h> |
| #include <math.h> |
| |
| #include "common.h" |
| #include "test_main.h" |
| |
| void |
| test_float_convert (void) |
| { static float data [] = |
| { 0.0, 1.0, -1.0, 1.0 * M_PI, -1.0 * M_PI, |
| 1e9, -1e9, 1e-9, -1e-9, 1e-10, -1e-10, |
| 1e-19, -1e-19, 1e19, -1e19, 1e-20, -1e-20, |
| } ; |
| |
| int k ; |
| |
| print_test_name (__func__) ; |
| |
| for (k = 0 ; k < ARRAY_LEN (data) ; k++) |
| { unsigned char bytes [4] ; |
| float test ; |
| |
| float32_le_write (data [k], bytes) ; |
| test = float32_le_read (bytes) ; |
| |
| if (fabs (data [k] - test) > 1e-20) |
| { printf ("\n\nLine %d : Test %d, little endian error %.15g -> %.15g.\n\n", __LINE__, k, data [k], test ) ; |
| exit (1) ; |
| } ; |
| |
| float32_be_write (data [k], bytes) ; |
| test = float32_be_read (bytes) ; |
| |
| if (fabs (data [k] - test) > 1e-20) |
| { printf ("\n\nLine %d : Test %d, big endian error %.15g -> %.15g.\n\n", __LINE__, k, data [k], test) ; |
| exit (1) ; |
| } ; |
| |
| } ; |
| |
| puts ("ok") ; |
| } /* test_float_convert */ |
| |
| void |
| test_double_convert (void) |
| { static double data [] = |
| { 0.0, 1.0, -1.0, 1.0 * M_PI, -1.0 * M_PI, |
| 1e9, -1e9, 1e-9, -1e-9, 1e-10, -1e-10, |
| 1e-19, -1e-19, 1e19, -1e19, 1e-20, -1e-20, |
| } ; |
| |
| int k ; |
| |
| print_test_name (__func__) ; |
| |
| for (k = 0 ; k < ARRAY_LEN (data) ; k++) |
| { unsigned char bytes [8] ; |
| double test ; |
| |
| double64_le_write (data [k], bytes) ; |
| test = double64_le_read (bytes) ; |
| |
| if (fabs (data [k] - test) > 1e-20) |
| { printf ("\n\nLine %d : Test %d, little endian error %.15g -> %.15g.\n\n", __LINE__, k, data [k], test ) ; |
| exit (1) ; |
| } ; |
| |
| double64_be_write (data [k], bytes) ; |
| test = double64_be_read (bytes) ; |
| |
| if (fabs (data [k] - test) > 1e-20) |
| { printf ("\n\nLine %d : Test %d, big endian error %.15g -> %.15g.\n\n", __LINE__, k, data [k], test) ; |
| exit (1) ; |
| } ; |
| |
| } ; |
| |
| puts ("ok") ; |
| } /* test_double_convert */ |
| |