dup2 tests: EBADF tests.

[gnulib.git] / tests / test-dup2.c

diff --git a/tests/test-dup2.c b/tests/test-dup2.c
index e2ad88b..37454e9 100644 (file)
--- a/tests/test-dup2.c
+++ b/tests/test-dup2.c
@@ -121,6 +121,9 @@ main (void)
   ASSERT (dup2 (-1, fd) == -1);
   ASSERT (errno == EBADF);
   errno = 0;
+  ASSERT (dup2 (99, fd) == -1);
+  ASSERT (errno == EBADF);
+  errno = 0;
   ASSERT (dup2 (AT_FDCWD, fd) == -1);
   ASSERT (errno == EBADF);
   ASSERT (is_open (fd));