From 11da511c784eca003deb90c23570f0873954e0de Mon Sep 17 00:00:00 2001
From: Duncan Wilkie <antigravityd@gmail.com>
Date: Sat, 18 Nov 2023 06:11:09 -0600
Subject: Initial commit.

---
 gmp-6.3.0/tests/mpq/io.c | 136 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 gmp-6.3.0/tests/mpq/io.c

(limited to 'gmp-6.3.0/tests/mpq/io.c')

diff --git a/gmp-6.3.0/tests/mpq/io.c b/gmp-6.3.0/tests/mpq/io.c
new file mode 100644
index 0000000..3336c6a
--- /dev/null
+++ b/gmp-6.3.0/tests/mpq/io.c
@@ -0,0 +1,136 @@
+/* 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 test suite.
+
+The GNU MP Library test suite is free software; you can redistribute it
+and/or modify it under the terms of the GNU 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 test suite 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 General
+Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+the GNU MP Library test suite.  If not, see https://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-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) + 2;
+      mpz_errandomb (mpq_numref(op1), rands, size);
+      mpz_errandomb_nonzero (mpq_denref(op1), rands, size);
+      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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