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openssl/test/bioprinttest.c
Matt Caswell ec91f92ddf Silence some "may be uninitialized when used" warning 
Clang was complaining about some variables possibly being uninitialized
when used. The warnings are bogus, but clang can't figure that out. This
silences the warnings.

Reviewed-by: Richard Levitte <levitte@openssl.org>
2016-05-27 14:59:47 +01:00

225 lines
9.5 KiB
C
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/*
* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include <string.h>
#include <openssl/bio.h>
static int justprint = 0;
static char *fpexpected[][5] = {
/* 0 */ { "0.0000e+00", "0.0000", "0", "0.0000E+00", "0" },
/* 1 */ { "6.7000e-01", "0.6700", "0.67", "6.7000E-01", "0.67" },
/* 2 */ { "6.6667e-01", "0.6667", "0.6667", "6.6667E-01", "0.6667" },
/* 3 */ { "6.6667e-04", "0.0007", "0.0006667", "6.6667E-04", "0.0006667" },
/* 4 */ { "6.6667e-05", "0.0001", "6.667e-05", "6.6667E-05", "6.667E-05" },
/* 5 */ { "6.6667e+00", "6.6667", "6.667", "6.6667E+00", "6.667" },
/* 6 */ { "6.6667e+01", "66.6667", "66.67", "6.6667E+01", "66.67" },
/* 7 */ { "6.6667e+02", "666.6667", "666.7", "6.6667E+02", "666.7" },
/* 8 */ { "6.6667e+03", "6666.6667", "6667", "6.6667E+03", "6667" },
/* 9 */ { "6.6667e+04", "66666.6667", "6.667e+04", "6.6667E+04", "6.667E+04" },
/* 10 */ { "0.00000e+00", "0.00000", "0", "0.00000E+00", "0" },
/* 11 */ { "6.70000e-01", "0.67000", "0.67", "6.70000E-01", "0.67" },
/* 12 */ { "6.66667e-01", "0.66667", "0.66667", "6.66667E-01", "0.66667" },
/* 13 */ { "6.66667e-04", "0.00067", "0.00066667", "6.66667E-04", "0.00066667" },
/* 14 */ { "6.66667e-05", "0.00007", "6.6667e-05", "6.66667E-05", "6.6667E-05" },
/* 15 */ { "6.66667e+00", "6.66667", "6.6667", "6.66667E+00", "6.6667" },
/* 16 */ { "6.66667e+01", "66.66667", "66.667", "6.66667E+01", "66.667" },
/* 17 */ { "6.66667e+02", "666.66667", "666.67", "6.66667E+02", "666.67" },
/* 18 */ { "6.66667e+03", "6666.66667", "6666.7", "6.66667E+03", "6666.7" },
/* 19 */ { "6.66667e+04", "66666.66667", "66667", "6.66667E+04", "66667" },
/* 20 */ { " 0.0000e+00", " 0.0000", " 0", " 0.0000E+00", " 0" },
/* 21 */ { " 6.7000e-01", " 0.6700", " 0.67", " 6.7000E-01", " 0.67" },
/* 22 */ { " 6.6667e-01", " 0.6667", " 0.6667", " 6.6667E-01", " 0.6667" },
/* 23 */ { " 6.6667e-04", " 0.0007", " 0.0006667", " 6.6667E-04", " 0.0006667" },
/* 24 */ { " 6.6667e-05", " 0.0001", " 6.667e-05", " 6.6667E-05", " 6.667E-05" },
/* 25 */ { " 6.6667e+00", " 6.6667", " 6.667", " 6.6667E+00", " 6.667" },
/* 26 */ { " 6.6667e+01", " 66.6667", " 66.67", " 6.6667E+01", " 66.67" },
/* 27 */ { " 6.6667e+02", " 666.6667", " 666.7", " 6.6667E+02", " 666.7" },
/* 28 */ { " 6.6667e+03", " 6666.6667", " 6667", " 6.6667E+03", " 6667" },
/* 29 */ { " 6.6667e+04", " 66666.6667", " 6.667e+04", " 6.6667E+04", " 6.667E+04" },
/* 30 */ { " 0.00000e+00", " 0.00000", " 0", " 0.00000E+00", " 0" },
/* 31 */ { " 6.70000e-01", " 0.67000", " 0.67", " 6.70000E-01", " 0.67" },
/* 32 */ { " 6.66667e-01", " 0.66667", " 0.66667", " 6.66667E-01", " 0.66667" },
/* 33 */ { " 6.66667e-04", " 0.00067", " 0.00066667", " 6.66667E-04", " 0.00066667" },
/* 34 */ { " 6.66667e-05", " 0.00007", " 6.6667e-05", " 6.66667E-05", " 6.6667E-05" },
/* 35 */ { " 6.66667e+00", " 6.66667", " 6.6667", " 6.66667E+00", " 6.6667" },
/* 36 */ { " 6.66667e+01", " 66.66667", " 66.667", " 6.66667E+01", " 66.667" },
/* 37 */ { " 6.66667e+02", " 666.66667", " 666.67", " 6.66667E+02", " 666.67" },
/* 38 */ { " 6.66667e+03", " 6666.66667", " 6666.7", " 6.66667E+03", " 6666.7" },
/* 39 */ { " 6.66667e+04", " 66666.66667", " 66667", " 6.66667E+04", " 66667" },
/* 40 */ { "0e+00", "0", "0", "0E+00", "0" },
/* 41 */ { "7e-01", "1", "0.7", "7E-01", "0.7" },
/* 42 */ { "7e-01", "1", "0.7", "7E-01", "0.7" },
/* 43 */ { "7e-04", "0", "0.0007", "7E-04", "0.0007" },
/* 44 */ { "7e-05", "0", "7e-05", "7E-05", "7E-05" },
/* 45 */ { "7e+00", "7", "7", "7E+00", "7" },
/* 46 */ { "7e+01", "67", "7e+01", "7E+01", "7E+01" },
/* 47 */ { "7e+02", "667", "7e+02", "7E+02", "7E+02" },
/* 48 */ { "7e+03", "6667", "7e+03", "7E+03", "7E+03" },
/* 49 */ { "7e+04", "66667", "7e+04", "7E+04", "7E+04" },
/* 50 */ { "0.000000e+00", "0.000000", "0", "0.000000E+00", "0" },
/* 51 */ { "6.700000e-01", "0.670000", "0.67", "6.700000E-01", "0.67" },
/* 52 */ { "6.666667e-01", "0.666667", "0.666667", "6.666667E-01", "0.666667" },
/* 53 */ { "6.666667e-04", "0.000667", "0.000666667", "6.666667E-04", "0.000666667" },
/* 54 */ { "6.666667e-05", "0.000067", "6.66667e-05", "6.666667E-05", "6.66667E-05" },
/* 55 */ { "6.666667e+00", "6.666667", "6.66667", "6.666667E+00", "6.66667" },
/* 56 */ { "6.666667e+01", "66.666667", "66.6667", "6.666667E+01", "66.6667" },
/* 57 */ { "6.666667e+02", "666.666667", "666.667", "6.666667E+02", "666.667" },
/* 58 */ { "6.666667e+03", "6666.666667", "6666.67", "6.666667E+03", "6666.67" },
/* 59 */ { "6.666667e+04", "66666.666667", "66666.7", "6.666667E+04", "66666.7" },
/* 60 */ { "0.0000e+00", "000.0000", "00000000", "0.0000E+00", "00000000" },
/* 61 */ { "6.7000e-01", "000.6700", "00000.67", "6.7000E-01", "00000.67" },
/* 62 */ { "6.6667e-01", "000.6667", "000.6667", "6.6667E-01", "000.6667" },
/* 63 */ { "6.6667e-04", "000.0007", "0.0006667", "6.6667E-04", "0.0006667" },
/* 64 */ { "6.6667e-05", "000.0001", "6.667e-05", "6.6667E-05", "6.667E-05" },
/* 65 */ { "6.6667e+00", "006.6667", "0006.667", "6.6667E+00", "0006.667" },
/* 66 */ { "6.6667e+01", "066.6667", "00066.67", "6.6667E+01", "00066.67" },
/* 67 */ { "6.6667e+02", "666.6667", "000666.7", "6.6667E+02", "000666.7" },
/* 68 */ { "6.6667e+03", "6666.6667", "00006667", "6.6667E+03", "00006667" },
/* 69 */ { "6.6667e+04", "66666.6667", "6.667e+04", "6.6667E+04", "6.667E+04" },
};
static void dofptest(int test, double val, char *width, int prec, int *fail)
{
char format[80], result[80];
int i;
for (i = 0; i < 5; i++) {
char *fspec = NULL;
switch (i) {
case 0:
fspec = "e";
break;
case 1:
fspec = "f";
break;
case 2:
fspec = "g";
break;
case 3:
fspec = "E";
break;
case 4:
fspec = "G";
break;
}
if (prec >= 0)
BIO_snprintf(format, sizeof(format), "%%%s.%d%s", width, prec,
fspec);
else
BIO_snprintf(format, sizeof(format), "%%%s%s", width, fspec);
BIO_snprintf(result, sizeof(result), format, val);
if (justprint) {
if (i == 0) {
printf(" /* %3d */ { \"%s\"", test, result);
} else {
printf(", \"%s\"", result);
}
} else {
if (strcmp(fpexpected[test][i], result) != 0) {
printf("Test %d(%d) failed. Expected \"%s\". Got \"%s\". "
"Format \"%s\"\n", test, i, fpexpected[test][i], result,
format);
*fail = 1;
}
}
}
if (justprint) {
printf(" },\n");
}
}
int main(int argc, char **argv)
{
int test = 0;
int i;
int fail = 0;
int prec = -1;
char *width = "";
const double frac = 2.0/3.0;
char buf[80];
if (argc == 2 && strcmp(argv[1], "-expected") == 0) {
justprint = 1;
}
CRYPTO_set_mem_debug(1);
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
/* Tests for floating point format specifiers */
for (i = 0; i < 7; i++) {
switch (i) {
case 0:
prec = 4;
width = "";
break;
case 1:
prec = 5;
width = "";
break;
case 2:
prec = 4;
width = "12";
break;
case 3:
prec = 5;
width = "12";
break;
case 4:
prec = 0;
width = "";
break;
case 5:
prec = -1;
width = "";
break;
case 6:
prec = 4;
width = "08";
break;
}
dofptest(test++, 0.0, width, prec, &fail);
dofptest(test++, 0.67, width, prec, &fail);
dofptest(test++, frac, width, prec, &fail);
dofptest(test++, frac / 1000, width, prec, &fail);
dofptest(test++, frac / 10000, width, prec, &fail);
dofptest(test++, 6.0 + frac, width, prec, &fail);
dofptest(test++, 66.0 + frac, width, prec, &fail);
dofptest(test++, 666.0 + frac, width, prec, &fail);
dofptest(test++, 6666.0 + frac, width, prec, &fail);
dofptest(test++, 66666.0 + frac, width, prec, &fail);
}
/* Test excessively big number. Should fail */
if (BIO_snprintf(buf, sizeof(buf), "%f\n", 2 * (double)ULONG_MAX) != -1) {
printf("Test %d failed. Unexecpted success return from "
"BIO_snprintf()\n", test);
fail = 1;
}
#ifndef OPENSSL_NO_CRYPTO_MDEBUG
if (CRYPTO_mem_leaks_fp(stderr) <= 0)
return 1;
# endif
if (!justprint) {
if (fail) {
printf("FAIL\n");
return 1;
}
printf ("PASS\n");
}
return 0;
}
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