Annotation of OpenXM_contrib/gmp/tests/mpz/t-inp_str.c, Revision 1.1
1.1 ! ohara 1: /* Test mpz_inp_str.
! 2:
! 3: Copyright 2001, 2002 Free Software Foundation, Inc.
! 4:
! 5: This file is part of the GNU MP Library.
! 6:
! 7: The GNU MP Library is free software; you can redistribute it and/or modify
! 8: it under the terms of the GNU Lesser General Public License as published by
! 9: the Free Software Foundation; either version 2.1 of the License, or (at your
! 10: option) any later version.
! 11:
! 12: The GNU MP Library is distributed in the hope that it will be useful, but
! 13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
! 14: or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
! 15: License for more details.
! 16:
! 17: You should have received a copy of the GNU Lesser General Public License
! 18: along with the GNU MP Library; see the file COPYING.LIB. If not, write to
! 19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
! 20: MA 02111-1307, USA. */
! 21:
! 22: #include "config.h"
! 23:
! 24: #include <stdio.h>
! 25: #include <stdlib.h>
! 26: #include <string.h>
! 27: #if HAVE_UNISTD_H
! 28: #include <unistd.h> /* for unlink */
! 29: #endif
! 30:
! 31: #include "gmp.h"
! 32: #include "gmp-impl.h"
! 33: #include "tests.h"
! 34:
! 35:
! 36: #define FILENAME "t-inp_str.tmp"
! 37:
! 38:
! 39: void
! 40: check_data (void)
! 41: {
! 42: static const struct {
! 43: const char *inp;
! 44: int base;
! 45: const char *want;
! 46: int want_nread;
! 47:
! 48: } data[] = {
! 49:
! 50: { "0", 10, "0", 1 },
! 51:
! 52: { "abc", 10, "0", 0 },
! 53: { "ghi", 16, "0", 0 },
! 54:
! 55: { "ff", 16, "255", 2 },
! 56: { "-ff", 16, "-255", 3 },
! 57: { "FF", 16, "255", 2 },
! 58: { "-FF", 16, "-255", 3 },
! 59:
! 60: { "z", 36, "35", 1 },
! 61: { "Z", 36, "35", 1 },
! 62:
! 63: { "0x0", 0, "0", 3 },
! 64: { "0x10", 0, "16", 4 },
! 65: { "-0x0", 0, "0", 4 },
! 66: { "-0x10", 0, "-16", 5 },
! 67:
! 68: { "00", 0, "0", 2 },
! 69: { "010", 0, "8", 3 },
! 70: { "-00", 0, "0", 3 },
! 71: { "-010", 0, "-8", 4 },
! 72:
! 73: { "0x", 0, "0", 2 },
! 74: { "0", 0, "0", 1 },
! 75: };
! 76:
! 77: mpz_t got, want;
! 78: long ftell_nread;
! 79: int i, pre, post, j, got_nread, want_nread;
! 80: FILE *fp;
! 81:
! 82: mpz_init (got);
! 83: mpz_init (want);
! 84:
! 85: for (i = 0; i < numberof (data); i++)
! 86: {
! 87: for (pre = 0; pre <= 3; pre++)
! 88: {
! 89: for (post = 0; post <= 2; post++)
! 90: {
! 91: mpz_set_str_or_abort (want, data[i].want, 0);
! 92: MPZ_CHECK_FORMAT (want);
! 93:
! 94: /* create the file new each time to ensure its length is what
! 95: we want */
! 96: fp = fopen (FILENAME, "w+");
! 97: ASSERT_ALWAYS (fp != NULL);
! 98: for (j = 0; j < pre; j++)
! 99: putc (' ', fp);
! 100: fputs (data[i].inp, fp);
! 101: for (j = 0; j < post; j++)
! 102: putc (' ', fp);
! 103: fflush (fp);
! 104: ASSERT_ALWAYS (! ferror(fp));
! 105:
! 106: rewind (fp);
! 107: got_nread = mpz_inp_str (got, fp, data[i].base);
! 108:
! 109: if (got_nread != 0)
! 110: {
! 111: ftell_nread = ftell (fp);
! 112: if (got_nread != ftell_nread)
! 113: {
! 114: printf ("mpz_inp_str nread wrong\n");
! 115: printf (" inp \"%s\"\n", data[i].inp);
! 116: printf (" base %d\n", data[i].base);
! 117: printf (" pre %d\n", pre);
! 118: printf (" post %d\n", post);
! 119: printf (" got_nread %d\n", got_nread);
! 120: printf (" ftell_nread %ld\n", ftell_nread);
! 121: abort ();
! 122: }
! 123: }
! 124:
! 125: /* if data[i].inp is a whole string to read and there's no post
! 126: whitespace then expect to have EOF */
! 127: if (post == 0 && data[i].want_nread == strlen(data[i].inp))
! 128: {
! 129: int c = getc(fp);
! 130: if (c != EOF)
! 131: {
! 132: printf ("mpz_inp_str didn't read to EOF\n");
! 133: printf (" inp \"%s\"\n", data[i].inp);
! 134: printf (" base %d\n", data[i].base);
! 135: printf (" pre %d\n", pre);
! 136: printf (" post %d\n", post);
! 137: printf (" c '%c' %#x\n", c, c);
! 138: abort ();
! 139: }
! 140: }
! 141:
! 142: /* only expect "pre" included in the count when non-zero */
! 143: want_nread = data[i].want_nread;
! 144: if (want_nread != 0)
! 145: want_nread += pre;
! 146:
! 147: if (got_nread != want_nread)
! 148: {
! 149: printf ("mpz_inp_str nread wrong\n");
! 150: printf (" inp \"%s\"\n", data[i].inp);
! 151: printf (" base %d\n", data[i].base);
! 152: printf (" pre %d\n", pre);
! 153: printf (" post %d\n", post);
! 154: printf (" got_nread %d\n", got_nread);
! 155: printf (" want_nread %d\n", want_nread);
! 156: abort ();
! 157: }
! 158:
! 159: MPZ_CHECK_FORMAT (got);
! 160:
! 161: if (mpz_cmp (got, want) != 0)
! 162: {
! 163: printf ("mpz_inp_str wrong result\n");
! 164: printf (" inp \"%s\"\n", data[i].inp);
! 165: printf (" base %d\n", data[i].base);
! 166: mpz_trace (" got ", got);
! 167: mpz_trace (" want", want);
! 168: abort ();
! 169: }
! 170:
! 171: ASSERT_ALWAYS (fclose (fp) == 0);
! 172: }
! 173: }
! 174: }
! 175:
! 176: mpz_clear (got);
! 177: mpz_clear (want);
! 178: }
! 179:
! 180: int
! 181: main (void)
! 182: {
! 183: tests_start ();
! 184:
! 185: check_data ();
! 186:
! 187: unlink (FILENAME);
! 188: tests_end ();
! 189: exit (0);
! 190: }
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