Replace strsignal if it does not work fine.

[gnulib.git] / tests / test-strsignal.c

diff --git a/tests/test-strsignal.c b/tests/test-strsignal.c
index 16544f2..9bd8133 100644 (file)
--- a/tests/test-strsignal.c
+++ b/tests/test-strsignal.c
@@ -65,5 +65,17 @@ main (int argc, char **argv)
   ASSERT_DESCRIPTION (str, "Interrupt");
 #endif
 
+  /* Test that for out-of-range signal numbers the result is usable.  */
+
+  str = strsignal (-1);
+  ASSERT (str);
+  ASSERT (str != (char *) -1);
+  ASSERT (strlen (str));
+
+  str = strsignal (9249234);
+  ASSERT (str);
+  ASSERT (str != (char *) -1);
+  ASSERT (strlen (str));
+
   return 0;
 }