[Gmp-commit] /var/hg/gmp: New test mpq/io.c.
mercurial at gmplib.org
mercurial at gmplib.org
Fri Apr 20 22:30:34 CEST 2012
details: /var/hg/gmp/rev/41150d18e236
changeset: 14875:41150d18e236
user: Torbjorn Granlund <tege at gmplib.org>
date: Fri Apr 20 22:24:38 2012 +0200
description:
New test mpq/io.c.
diffstat:
ChangeLog | 3 +
tests/mpq/Makefile.am | 4 +-
tests/mpq/io.c | 137 ++++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 142 insertions(+), 2 deletions(-)
diffs (173 lines):
diff -r fa36d825eb81 -r 41150d18e236 ChangeLog
--- a/ChangeLog Fri Apr 20 11:59:54 2012 +0200
+++ b/ChangeLog Fri Apr 20 22:24:38 2012 +0200
@@ -1,5 +1,8 @@
2012-04-20 Torbjorn Granlund <tege at gmplib.org>
+ * tests/mpq/io.c: New file.
+ * tests/mpq/Makefile.am: Run it.
+
* mpz/clrbit.c: Simplify along the lines of setbit.c.
2012-04-20 Marco Bodrato <bodrato at mail.dm.unipi.it>
diff -r fa36d825eb81 -r 41150d18e236 tests/mpq/Makefile.am
--- a/tests/mpq/Makefile.am Fri Apr 20 11:59:54 2012 +0200
+++ b/tests/mpq/Makefile.am Fri Apr 20 22:24:38 2012 +0200
@@ -1,6 +1,6 @@
## Process this file with automake to generate Makefile.in
-# Copyright 1996, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+# Copyright 1996, 1999, 2000, 2001, 2002, 2012 Free Software Foundation, Inc.
#
# This file is part of the GNU MP Library.
#
@@ -22,7 +22,7 @@
LDADD = $(top_builddir)/tests/libtests.la $(top_builddir)/libgmp.la
check_PROGRAMS = t-aors t-cmp t-cmp_ui t-cmp_si t-equal t-get_d t-get_str \
- t-inp_str t-inv t-md_2exp t-set_f t-set_str
+ t-inp_str t-inv t-md_2exp t-set_f t-set_str io
TESTS = $(check_PROGRAMS)
# Temporary files used by the tests. Removed automatically if the tests
diff -r fa36d825eb81 -r 41150d18e236 tests/mpq/io.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/mpq/io.c Fri Apr 20 22:24:38 2012 +0200
@@ -0,0 +1,137 @@
+/* Test conversion and I/O using mpq_out_str and mpq_inp_str.
+
+Copyright 1993, 1994, 1996, 2000, 2001, 2012 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 3 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
+
+#include "config.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#if HAVE_UNISTD_H
+#include <unistd.h> /* for unlink */
+#endif
+
+#include "gmp.h"
+#include "gmp-impl.h"
+#include "tests.h"
+
+#define FILENAME "io.tmp"
+
+void
+debug_mp (mpq_t x, int base)
+{
+ mpq_out_str (stdout, base, x); fputc ('\n', stdout);
+}
+
+int
+main (int argc, char **argv)
+{
+ mpq_t op1, op2;
+ mp_size_t size;
+ int i;
+ int reps = 10000;
+ FILE *fp;
+ int base;
+ gmp_randstate_ptr rands;
+ mpz_t bs;
+ unsigned long bsi, size_range;
+ size_t nread;
+
+ tests_start ();
+ rands = RANDS;
+
+ mpz_init (bs);
+
+ if (argc == 2)
+ reps = atoi (argv[1]);
+
+ mpq_init (op1);
+ mpq_init (op2);
+
+ fp = fopen (FILENAME, "w+");
+
+ for (i = 0; i < reps; i++)
+ {
+ mpz_urandomb (bs, rands, 32);
+ size_range = mpz_get_ui (bs) % 10 + 2;
+
+ mpz_urandomb (bs, rands, size_range);
+ size = mpz_get_ui (bs);
+ mpz_errandomb (mpq_numref(op1), rands, 512L);
+ mpz_errandomb_nonzero (mpq_denref(op1), rands, 512L);
+ mpq_canonicalize (op1);
+
+ mpz_urandomb (bs, rands, 1);
+ bsi = mpz_get_ui (bs);
+ if ((bsi & 1) != 0)
+ mpq_neg (op1, op1);
+
+ mpz_urandomb (bs, rands, 16);
+ bsi = mpz_get_ui (bs);
+ base = bsi % 36 + 1;
+ if (base == 1)
+ base = 0;
+
+ rewind (fp);
+ if (mpq_out_str (fp, base, op1) == 0
+ || putc (' ', fp) == EOF
+ || fflush (fp) != 0)
+ {
+ printf ("mpq_out_str write error\n");
+ abort ();
+ }
+
+ rewind (fp);
+ nread = mpq_inp_str (op2, fp, base);
+ if (nread == 0)
+ {
+ if (ferror (fp))
+ printf ("mpq_inp_str stream read error\n");
+ else
+ printf ("mpq_inp_str data conversion error\n");
+ abort ();
+ }
+
+ if (nread != ftell(fp))
+ {
+ printf ("mpq_inp_str nread doesn't match ftell\n");
+ printf (" nread %lu\n", (unsigned long) nread);
+ printf (" ftell %ld\n", ftell(fp));
+ abort ();
+ }
+
+ if (mpq_cmp (op1, op2))
+ {
+ printf ("ERROR\n");
+ printf ("op1 = "); debug_mp (op1, -16);
+ printf ("op2 = "); debug_mp (op2, -16);
+ printf ("base = %d\n", base);
+ abort ();
+ }
+ }
+
+ fclose (fp);
+
+ unlink (FILENAME);
+
+ mpz_clear (bs);
+ mpq_clear (op1);
+ mpq_clear (op2);
+
+ tests_end ();
+ exit (0);
+}
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