Added bad_cases tests for mpfr_cbrt.

git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@13776 280ebfd0-de03-0410-8827-d642c229c3f4

1 files changed, 7 insertions, 0 deletions

diff --git a/tests/tcbrt.c b/tests/tcbrt.c
index 168d70b74..5b058d648 100644
--- a/tests/tcbrt.c
+++ b/tests/tcbrt.c
@@ -171,6 +171,12 @@ special (void)
 #define TEST_FUNCTION mpfr_cbrt
 #include "tgeneric.c"
 
+static int
+cube (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode)
+{
+  return mpfr_pow_ui (a, b, 3, rnd_mode);
+}
+
 int
 main (void)
 {
@@ -238,6 +244,7 @@ main (void)
   test_generic (MPFR_PREC_MIN, 200, 10);
 
   data_check ("data/cbrt", mpfr_cbrt, "mpfr_cbrt");
+  bad_cases (mpfr_cbrt, cube, "mpfr_cbrt", 8, -256, 255, 4, 128, 800, 50);
 
   tests_end_mpfr ();
   return 0;