diff options
Diffstat (limited to 'misc/tst-efgcvt.c')
| -rw-r--r-- | misc/tst-efgcvt.c | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/misc/tst-efgcvt.c b/misc/tst-efgcvt.c deleted file mode 100644 index 4459f6248a..0000000000 --- a/misc/tst-efgcvt.c +++ /dev/null @@ -1,216 +0,0 @@ -/* Copyright (C) 1998-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C 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 C 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 C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _GNU_SOURCE -# define _GNU_SOURCE 1 -#endif - -#include <float.h> -#include <math.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -int error_count; - -typedef struct -{ - double value; - int ndigit; - int decpt; - char result[30]; -} testcase; - -typedef char * ((*efcvt_func) (double, int, int *, int *)); - -typedef int ((*efcvt_r_func) (double, int, int *, int *, char *, size_t)); - - -static testcase ecvt_tests[] = -{ - { 0.0, 0, 1, "" }, - { 10.0, 0, 2, "" }, - { 10.0, 1, 2, "1" }, - { 10.0, 5, 2, "10000" }, - { -12.0, 5, 2, "12000" }, - { 0.2, 4, 0, "2000" }, - { 0.02, 4, -1, "2000" }, - { 5.5, 1, 1, "6" }, - { 1.0, -1, 1, "" }, - { 0.01, 2, -1, "10" }, - { 100.0, -2, 3, "" }, - { 100.0, -5, 3, "" }, - { 100.0, -4, 3, "" }, - { 100.01, -4, 3, "" }, - { 123.01, -4, 3, "" }, - { 126.71, -4, 3, "" }, - { 0.0, 4, 1, "0000" }, -#if DBL_MANT_DIG == 53 - { 0x1p-1074, 3, -323, "494" }, - { -0x1p-1074, 3, -323, "494" }, -#endif - /* -1.0 is end marker. */ - { -1.0, 0, 0, "" } -}; - -static testcase fcvt_tests[] = -{ - { 0.0, 0, 1, "0" }, - { 10.0, 0, 2, "10" }, - { 10.0, 1, 2, "100" }, - { 10.0, 4, 2, "100000" }, - { -12.0, 5, 2, "1200000" }, - { 0.2, 4, 0, "2000" }, - { 0.02, 4, -1, "200" }, - { 5.5, 1, 1, "55" }, - { 5.5, 0, 1, "6" }, - { 0.01, 2, -1, "1" }, - { 100.0, -2, 3, "100" }, - { 100.0, -5, 3, "100" }, - { 100.0, -4, 3, "100" }, - { 100.01, -4, 3, "100" }, - { 123.01, -4, 3, "100" }, - { 126.71, -4, 3, "100" }, - { 322.5, 16, 3, "3225000000000000000" }, - /* -1.0 is end marker. */ - { -1.0, 0, 0, "" } -}; - -static void -output_error (const char *name, double value, int ndigit, - const char *exp_p, int exp_decpt, int exp_sign, - char *res_p, int res_decpt, int res_sign) -{ - printf ("%s returned wrong result for value: %f, ndigits: %d\n", - name, value, ndigit); - printf ("Result was p: \"%s\", decpt: %d, sign: %d\n", - res_p, res_decpt, res_sign); - printf ("Should be p: \"%s\", decpt: %d, sign: %d\n", - exp_p, exp_decpt, exp_sign); - ++error_count; -} - - -static void -output_r_error (const char *name, double value, int ndigit, - const char *exp_p, int exp_decpt, int exp_sign, int exp_return, - char *res_p, int res_decpt, int res_sign, int res_return) -{ - printf ("%s returned wrong result for value: %f, ndigits: %d\n", - name, value, ndigit); - printf ("Result was buf: \"%s\", decpt: %d, sign: %d return value: %d\n", - res_p, res_decpt, res_sign, res_return); - printf ("Should be buf: \"%s\", decpt: %d, sign: %d\n", - exp_p, exp_decpt, exp_sign); - ++error_count; -} - -static void -test (testcase tests[], efcvt_func efcvt, const char *name) -{ - int no = 0; - int decpt, sign; - char *p; - - while (tests[no].value != -1.0) - { - p = efcvt (tests[no].value, tests[no].ndigit, &decpt, &sign); - if (decpt != tests[no].decpt - || sign != (tests[no].value < 0) - || strcmp (p, tests[no].result) != 0) - output_error (name, tests[no].value, tests[no].ndigit, - tests[no].result, tests[no].decpt, - (tests[no].value < 0), - p, decpt, sign); - ++no; - } -} - -static void -test_r (testcase tests[], efcvt_r_func efcvt_r, const char *name) -{ - int no = 0; - int decpt, sign, res; - char buf [1024]; - - - while (tests[no].value != -1.0) - { - res = efcvt_r (tests[no].value, tests[no].ndigit, &decpt, &sign, - buf, sizeof (buf)); - if (res != 0 - || decpt != tests[no].decpt - || sign != (tests[no].value < 0) - || strcmp (buf, tests[no].result) != 0) - output_r_error (name, tests[no].value, tests[no].ndigit, - tests[no].result, tests[no].decpt, 0, - (tests[no].value < 0), - buf, decpt, sign, res); - ++no; - } -} - -static void -special (void) -{ - int decpt, sign, res; - char *p; - char buf [1024]; - - p = ecvt (NAN, 10, &decpt, &sign); - if (sign != 0 || strcmp (p, "nan") != 0) - output_error ("ecvt", NAN, 10, "nan", 0, 0, p, decpt, sign); - - p = ecvt (INFINITY, 10, &decpt, &sign); - if (sign != 0 || strcmp (p, "inf") != 0) - output_error ("ecvt", INFINITY, 10, "inf", 0, 0, p, decpt, sign); - - /* Simply make sure these calls with large NDIGITs don't crash. */ - (void) ecvt (123.456, 10000, &decpt, &sign); - (void) fcvt (123.456, 10000, &decpt, &sign); - - /* Some tests for the reentrant functions. */ - /* Use a too small buffer. */ - res = ecvt_r (123.456, 10, &decpt, &sign, buf, 1); - if (res == 0) - { - printf ("ecvt_r with a too small buffer was succesful.\n"); - ++error_count; - } - res = fcvt_r (123.456, 10, &decpt, &sign, buf, 1); - if (res == 0) - { - printf ("fcvt_r with a too small buffer was succesful.\n"); - ++error_count; - } -} - - -static int -do_test (void) -{ - test (ecvt_tests, ecvt, "ecvt"); - test (fcvt_tests, fcvt, "fcvt"); - test_r (ecvt_tests, ecvt_r, "ecvt_r"); - test_r (fcvt_tests, fcvt_r, "fcvt_r"); - special (); - - return error_count; -} - -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" |