Add Chromium-only Blender WebEngine parity work
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blender-5.2.0/extern/gmp-source/mini-gmp/tests/t-str.c
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332
blender-5.2.0/extern/gmp-source/mini-gmp/tests/t-str.c
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/*
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Copyright 2012-2014, 2016 Free Software Foundation, Inc.
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This file is part of the GNU MP Library test suite.
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The GNU MP Library test suite is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3 of the License,
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or (at your option) any later version.
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The GNU MP Library test suite is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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Public License for more details.
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You should have received a copy of the GNU General Public License along with
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the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
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#include <assert.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "testutils.h"
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#define MAXBITS 400
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#define COUNT 2000
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#define GMP_LIMB_BITS (sizeof(mp_limb_t) * CHAR_BIT)
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#define MAXLIMBS ((MAXBITS + GMP_LIMB_BITS - 1) / GMP_LIMB_BITS)
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static void
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test_small (void)
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{
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struct {
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const char *input;
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const char *decimal;
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} data[] = {
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{ "183407", "183407" },
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{ " 763959", "763959 " },
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{ "9 81999", "981999" },
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{ "10\t7398 ", "107398" },
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{ "-9585 44", "-00958544" },
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{ "-0", "0000" },
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{ " -000 ", "0" },
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{ "0704436", "231710" },
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/* Check the case of large number of leading zeros. */
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{ "0000000000000000000000000", "0000000000000000000000000" },
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{ "000000000000000000000000704436", "000000000000000000000000231710" },
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{ " 02503517", "689999" },
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{ "0 1312143", "365667" },
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{ "-03 274062", "-882738" },
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{ "012\t242", "005282" },
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{ "0b11010111110010001111", "883855" },
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{ " 0b11001010010100001", "103585" },
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{ "-0b101010110011101111", "-175343" },
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{ "0b 1111111011011100110", "521958" },
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{ "0b1 1111110111001000011", "1044035" },
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{ " 0x53dfc", "343548" },
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{ "0xfA019", "1024025" },
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{ "0x 642d1", "410321" },
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{ "0x5 8067", "360551" },
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{ "-0xd6Be6", "-879590" },
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{ "\t0B1110000100000000011", "460803" },
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{ "0B\t1111110010010100101", "517285" },
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{ "0B1\t010111101101110100", "359284" },
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{ "-0B101\t1001101111111001", "-367609" },
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{ "0B10001001010111110000", "562672" },
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{ "0Xe4B7e", "936830" },
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{ "0X1E4bf", "124095" },
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{ "-0Xfdb90", "-1039248" },
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{ "0X7fc47", "523335" },
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{ "0X8167c", "530044" },
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/* Some invalid inputs */
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{ "", NULL },
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{ "0x", NULL },
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{ "0b", NULL },
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{ "0z", NULL },
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{ "-", NULL },
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{ "-0x ", NULL },
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{ "0|1", NULL },
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{ "4+4", NULL },
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{ "0ab", NULL },
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{ "10x0", NULL },
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{ "0xxab", NULL },
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{ "ab", NULL },
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{ "0%#", NULL },
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{ "$foo", NULL },
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{ NULL, NULL }
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};
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unsigned i;
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mpz_t a, b;
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mpz_init (b);
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for (i = 0; data[i].input; i++)
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{
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int res = mpz_init_set_str (a, data[i].input, 0);
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if (data[i].decimal)
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{
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if (res != 0)
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{
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fprintf (stderr, "mpz_set_str returned -1, input: %s\n",
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data[i].input);
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abort ();
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}
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if (mpz_set_str (b, data[i].decimal, 10) != 0)
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{
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fprintf (stderr, "mpz_set_str returned -1, decimal input: %s\n",
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data[i].input);
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abort ();
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}
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if (mpz_cmp (a, b) != 0)
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{
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fprintf (stderr, "mpz_set_str failed for input: %s\n",
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data[i].input);
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dump ("got", a);
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dump ("ref", b);
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abort ();
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}
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}
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else if (res != -1)
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{
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fprintf (stderr, "mpz_set_str returned %d, invalid input: %s\n",
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res, data[i].input);
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abort ();
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}
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mpz_clear (a);
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}
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mpz_clear (b);
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}
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void
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testmain (int argc, char **argv)
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{
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unsigned i;
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char *ap;
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char *bp;
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char *rp;
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size_t bn, rn, arn, bps;
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mpz_t a, b;
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FILE *tmp;
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test_small ();
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mpz_init (a);
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mpz_init (b);
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tmp = tmpfile ();
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if (!tmp)
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fprintf (stderr,
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"Failed to create temporary file. Skipping mpz_out_str tests.\n");
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if (mpz_out_str (tmp, 63, a) != 0)
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{
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printf ("mpz_out_str did not return 0 (error) with base > 62\n");
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abort ();
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}
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if (mpz_out_str (tmp, -37, a) != 0)
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{
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printf ("mpz_out_str did not return 0 (error) with base < -37\n");
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abort ();
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}
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for (i = 0; i < COUNT; i++)
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{
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int base;
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for (base = 0; base <= 62; base += 1 + (base == 0))
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{
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hex_random_str_op (MAXBITS, (i&1 || base > 36) ? base: -base, &ap, &rp);
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if (mpz_set_str (a, ap, 16) != 0)
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{
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fprintf (stderr, "mpz_set_str failed on input %s\n", ap);
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abort ();
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}
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rn = strlen (rp);
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arn = rn - (rp[0] == '-');
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bn = mpz_sizeinbase (a, base ? base : 10);
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if (bn < arn || bn > (arn + 1))
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{
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fprintf (stderr, "mpz_sizeinbase failed:\n");
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dump ("a", a);
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fprintf (stderr, "r = %s\n", rp);
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fprintf (stderr, " base %d, correct size %u, got %u\n",
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base, (unsigned) arn, (unsigned)bn);
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abort ();
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}
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bp = mpz_get_str (NULL, (i&1 || base > 36) ? base: -base, a);
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bps = strlen(bp) + 1;
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if (strcmp (bp, rp))
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{
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fprintf (stderr, "mpz_get_str failed:\n");
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dump ("a", a);
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fprintf (stderr, "b = %s\n", bp);
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fprintf (stderr, " base = %d\n", base);
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fprintf (stderr, "r = %s\n", rp);
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abort ();
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}
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/* Just a few tests with file i/o. */
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if (tmp && i < 20)
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{
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size_t tn;
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rewind (tmp);
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tn = mpz_out_str (tmp, (i&1 || base > 36) ? base: -base, a);
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if (tn != rn)
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{
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fprintf (stderr, "mpz_out_str, bad return value:\n");
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dump ("a", a);
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fprintf (stderr, "r = %s\n", rp);
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fprintf (stderr, " base %d, correct size %u, got %u\n",
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base, (unsigned) rn, (unsigned)tn);
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abort ();
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}
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rewind (tmp);
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memset (bp, 0, rn);
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tn = fread (bp, 1, rn, tmp);
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if (tn != rn)
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{
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fprintf (stderr,
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"fread failed, expected %lu bytes, got only %lu.\n",
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(unsigned long) rn, (unsigned long) tn);
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abort ();
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}
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if (memcmp (bp, rp, rn) != 0)
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{
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fprintf (stderr, "mpz_out_str failed:\n");
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dump ("a", a);
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fprintf (stderr, "b = %s\n", bp);
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fprintf (stderr, " base = %d\n", base);
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fprintf (stderr, "r = %s\n", rp);
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abort ();
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}
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}
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mpz_set_str (b, rp, base);
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if (mpz_cmp (a, b))
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{
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fprintf (stderr, "mpz_set_str failed:\n");
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fprintf (stderr, "r = %s\n", rp);
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fprintf (stderr, " base = %d\n", base);
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fprintf (stderr, "r = %s\n", ap);
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fprintf (stderr, " base = 16\n");
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dump ("b", b);
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dump ("r", a);
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abort ();
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}
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/* Test mpn interface */
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if (base && mpz_sgn (a))
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{
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size_t i;
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const char *absr;
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mp_limb_t t[MAXLIMBS];
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size_t tn = mpz_size (a);
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assert (tn <= MAXLIMBS);
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mpn_copyi (t, a->_mp_d, tn);
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bn = mpn_get_str ((unsigned char *) bp, base, t, tn);
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if (bn != arn)
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{
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fprintf (stderr, "mpn_get_str failed:\n");
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fprintf (stderr, "returned length: %lu (bad)\n", (unsigned long) bn);
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fprintf (stderr, "expected: %lu\n", (unsigned long) arn);
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fprintf (stderr, " base = %d\n", base);
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fprintf (stderr, "r = %s\n", ap);
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fprintf (stderr, " base = 16\n");
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dump ("b", b);
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dump ("r", a);
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abort ();
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}
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absr = rp + (rp[0] == '-');
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for (i = 0; i < bn; i++)
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{
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unsigned char digit = absr[i];
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char value;
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if (digit >= '0' && digit <= '9')
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value = digit - '0';
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else if (digit >= 'a' && digit <= 'z')
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value = digit - 'a' + ((base > 36) ? 36 : 10);
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else if (digit >= 'A' && digit <= 'Z')
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value = digit - 'A' + 10;
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else
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{
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fprintf (stderr, "Internal error in test.\n");
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abort();
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}
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if (bp[i] != value)
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{
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fprintf (stderr, "mpn_get_str failed:\n");
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fprintf (stderr, "digit %lu: %d (bad)\n", (unsigned long) i, bp[i]);
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fprintf (stderr, "expected: %d\n", value);
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fprintf (stderr, " base = %d\n", base);
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fprintf (stderr, "r = %s\n", ap);
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fprintf (stderr, " base = 16\n");
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dump ("b", b);
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dump ("r", a);
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abort ();
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}
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}
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tn = mpn_set_str (t, (unsigned char *) bp, bn, base);
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if (tn != mpz_size (a) || mpn_cmp (t, a->_mp_d, tn))
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{
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fprintf (stderr, "mpn_set_str failed:\n");
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fprintf (stderr, "r = %s\n", rp);
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fprintf (stderr, " base = %d\n", base);
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fprintf (stderr, "r = %s\n", ap);
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fprintf (stderr, " base = 16\n");
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dump ("r", a);
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abort ();
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}
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}
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free (ap);
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free (rp);
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testfree (bp, bps);
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}
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}
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mpz_clear (a);
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mpz_clear (b);
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}
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