зеркало из https://github.com/mozilla/pjs.git
246 строки
7.4 KiB
C
246 строки
7.4 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Netscape Portable Runtime (NSPR).
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/******************************************************************************
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*
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* This file contains a test program for the function conversion functions
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* for double precision code:
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* PR_strtod
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* PR_dtoa
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* PR_cnvtf
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*
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* This file was ns/nspr/tests/dtoa.c, created by rrj on 1996/06/22.
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*
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*****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <string.h>
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#include <locale.h>
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#include "prprf.h"
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#include "prdtoa.h"
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static int failed_already = 0;
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int main(int argc, char **argv)
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{
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double num;
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double num1;
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double zero = 0.0;
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char cnvt[50];
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char *thousands;
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num = 1e24;
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num1 = PR_strtod("1e24",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","1e24");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("1e+24",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = 0.001e7;
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num1 = PR_strtod("0.001e7",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","0.001e7");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("10000",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = 0.0000000000000753;
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num1 = PR_strtod("0.0000000000000753",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n",
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"0.0000000000000753");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("7.53e-14",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = 1.867e73;
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num1 = PR_strtod("1.867e73",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","1.867e73");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("1.867e+73",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = -1.867e73;
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num1 = PR_strtod("-1.867e73",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","-1.867e73");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("-1.867e+73",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = -1.867e-73;
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num1 = PR_strtod("-1.867e-73",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","-1.867e-73");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("-1.867e-73",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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/* Testing for infinity */
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num = 1.0 / zero;
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num1 = PR_strtod("1.867e765",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","1.867e765");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("Infinity",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = -1.0 / zero;
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num1 = PR_strtod("-1.867e765",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n","-1.867e765");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("-Infinity",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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/* Testing for NaN. PR_strtod can't parse "NaN" and "Infinity" */
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num = zero / zero;
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("NaN",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = - zero / zero;
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("NaN",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = 1.0000000001e21;
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num1 = PR_strtod("1.0000000001e21",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n",
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"1.0000000001e21");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("1.0000000001e+21",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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num = -1.0000000001e-21;
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num1 = PR_strtod("-1.0000000001e-21",NULL);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n",
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"-1.0000000001e-21");
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failed_already = 1;
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}
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PR_cnvtf(cnvt,sizeof(cnvt),20,num);
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if(strcmp("-1.0000000001e-21",cnvt) != 0){
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fprintf(stderr,"Failed to convert numeric value %lf %s\n",num,cnvt);
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failed_already = 1;
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}
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/*
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* Bug 414772: should not exit with "Zero passed to d2b" in debug
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* build.
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*/
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num1 = PR_strtod("4e-356",NULL);
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/*
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* A very long input with ~384K digits.
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* Bug 516396: Should not crash.
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* Bug 521306: Should return 0 without converting the input.
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*/
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#define LENGTH (384 * 1024)
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thousands = (char *)malloc(LENGTH);
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thousands[0] = '0';
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thousands[1] = '.';
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memset(&thousands[2], '1', LENGTH - 3);
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thousands[LENGTH - 1] = '\0';
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num = 0;
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num1 = PR_strtod(thousands,NULL);
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free(thousands);
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if(num1 != num){
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fprintf(stderr,"Failed to convert numeric value %s\n",
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"0.1111111111111111...");
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failed_already = 1;
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}
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if (failed_already) {
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printf("FAILED\n");
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} else {
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printf("PASSED\n");
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}
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return failed_already;
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}
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