added sec, csc, cot

git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@3478 280ebfd0-de03-0410-8827-d642c229c3f4

1 files changed, 93 insertions, 0 deletions

diff --git a/tests/tsec.c b/tests/tsec.c
new file mode 100644
index 000000000..02eb0d0c1
--- /dev/null
+++ b/tests/tsec.c
@@ -0,0 +1,93 @@
+/* Test file for mpfr_sec.
+
+Copyright 2005 Free Software Foundation, Inc.
+
+This file is part of the MPFR Library.
+
+The MPFR 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 2.1 of the License, or (at your
+option) any later version.
+
+The MPFR 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 MPFR Library; see the file COPYING.LIB.  If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "mpfr-test.h"
+
+#define TEST_FUNCTION mpfr_sec
+#include "tgeneric.c"
+
+static void
+check_specials (void)
+{
+  mpfr_t  x, y;
+
+  mpfr_init2 (x, 123L);
+  mpfr_init2 (y, 123L);
+
+  mpfr_set_nan (x);
+  mpfr_sec (y, x, GMP_RNDN);
+  if (! mpfr_nan_p (y))
+    {
+      printf ("Error: sec(NaN) != NaN\n");
+      exit (1);
+    }
+
+  mpfr_set_inf (x, 1);
+  mpfr_sec (y, x, GMP_RNDN);
+  if (! mpfr_nan_p (y))
+    {
+      printf ("Error: sec(Inf) != NaN\n");
+      exit (1);
+    }
+
+  mpfr_set_inf (x, -1);
+  mpfr_sec (y, x, GMP_RNDN);
+  if (! mpfr_nan_p (y))
+    {
+      printf ("Error: sec(-Inf) != NaN\n");
+      exit (1);
+    }
+
+  /* sec(+/-0) = 1 */
+  mpfr_set_ui (x, 0, GMP_RNDN);
+  mpfr_sec (y, x, GMP_RNDN);
+  if (mpfr_cmp_ui (y, 1))
+    {
+      printf ("Error: sec(+0) != 1\n");
+      exit (1);
+    }
+  mpfr_neg (x, x, GMP_RNDN);
+  mpfr_sec (y, x, GMP_RNDN);
+  if (mpfr_cmp_ui (y, 1))
+    {
+      printf ("Error: sec(-0) != 1\n");
+      exit (1);
+    }
+
+  mpfr_clear (x);
+  mpfr_clear (y);
+}
+
+int
+main (int argc, char *argv[])
+{
+  tests_start_mpfr ();
+
+  check_specials ();
+
+  test_generic (2, 100, 100);
+
+  tests_end_mpfr ();
+  return 0;
+}