/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/****************************************************************************** * * This file contains a test program for the function conversion functions * for double precision code: * PR_strtod * PR_dtoa * PR_cnvtf * * This file was ns/nspr/tests/dtoa.c, created by rrj on 1996/06/22. *
*****************************************************************************/ #include <stdio.h> #include <stdlib.h> #include <sys/types.h> #include <string.h> #include <locale.h> #include"prprf.h" #include"prdtoa.h"
staticint failed_already = 0;
int main(int argc, char** argv) { double num; double num1; double zero = 0.0; char cnvt[50]; char* thousands;
num = 1e24;
num1 = PR_strtod("1e24", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "1e24");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("1e+24", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
num = 0.001e7;
num1 = PR_strtod("0.001e7", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "0.001e7");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("10000", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
num = 0.0000000000000753;
num1 = PR_strtod("0.0000000000000753", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "0.0000000000000753");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("7.53e-14", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
num = 1.867e73;
num1 = PR_strtod("1.867e73", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "1.867e73");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("1.867e+73", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
num = -1.867e73;
num1 = PR_strtod("-1.867e73", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "-1.867e73");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("-1.867e+73", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
num = -1.867e-73;
num1 = PR_strtod("-1.867e-73", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "-1.867e-73");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("-1.867e-73", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
/* Testing for infinity */
num = 1.0 / zero;
num1 = PR_strtod("1.867e765", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "1.867e765");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("Infinity", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
num = -1.0 / zero;
num1 = PR_strtod("-1.867e765", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "-1.867e765");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("-Infinity", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
/* Testing for NaN. PR_strtod can't parse "NaN" and "Infinity" */
num = zero / zero;
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("NaN", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
num = -zero / zero;
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("NaN", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
num = 1.0000000001e21;
num1 = PR_strtod("1.0000000001e21", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "1.0000000001e21");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("1.0000000001e+21", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
num = -1.0000000001e-21;
num1 = PR_strtod("-1.0000000001e-21", NULL); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "-1.0000000001e-21");
failed_already = 1;
}
PR_cnvtf(cnvt, sizeof(cnvt), 20, num); if (strcmp("-1.0000000001e-21", cnvt) != 0) {
fprintf(stderr, "Failed to convert numeric value %lf %s\n", num, cnvt);
failed_already = 1;
}
/* * Bug 414772: should not exit with "Zero passed to d2b" in debug * build.
*/
num1 = PR_strtod("4e-356", NULL);
/* * A very long input with ~384K digits. * Bug 516396: Should not crash. * Bug 521306: Should return 0 without converting the input.
*/ #define LENGTH (384 * 1024)
thousands = (char*)malloc(LENGTH);
thousands[0] = '0';
thousands[1] = '.';
memset(&thousands[2], '1', LENGTH - 3);
thousands[LENGTH - 1] = '\0';
num = 0;
num1 = PR_strtod(thousands, NULL);
free(thousands); if (num1 != num) {
fprintf(stderr, "Failed to convert numeric value %s\n", "0.1111111111111111...");
failed_already = 1;
}
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