[src/trunk]: src/tests/lib/libc/sys Add a case for PR kern/46457. This is ski...

[jruoho <jruoho%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/1ec8e15cb3a8
branches:  trunk
changeset: 779294:1ec8e15cb3a8
user:      jruoho <jruoho%NetBSD.org@localhost>
date:      Wed May 16 09:06:35 2012 +0000

description:
Add a case for PR kern/46457. This is skipped for the time being, as it
reproduces the panic described in the PR.

diffstat:

 tests/lib/libc/sys/t_pipe2.c |  28 ++++++++++++++++++++++++++--
 1 files changed, 26 insertions(+), 2 deletions(-)

diffs (56 lines):

diff -r dc2d956c4324 -r 1ec8e15cb3a8 tests/lib/libc/sys/t_pipe2.c
--- a/tests/lib/libc/sys/t_pipe2.c      Wed May 16 08:09:12 2012 +0000
+++ b/tests/lib/libc/sys/t_pipe2.c      Wed May 16 09:06:35 2012 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: t_pipe2.c,v 1.3 2012/01/28 02:47:09 christos Exp $ */
+/* $NetBSD: t_pipe2.c,v 1.4 2012/05/16 09:06:35 jruoho Exp $ */
 
 /*-
  * Copyright (c) 2011 The NetBSD Foundation, Inc.
@@ -36,7 +36,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: t_pipe2.c,v 1.3 2012/01/28 02:47:09 christos Exp $");
+__RCSID("$NetBSD: t_pipe2.c,v 1.4 2012/05/16 09:06:35 jruoho Exp $");
 
 #include <atf-c.h>
 #include <fcntl.h>
@@ -98,6 +98,29 @@
        run(0);
 }
 
+ATF_TC(pipe2_consume);
+ATF_TC_HEAD(pipe2_consume, tc)
+{
+       atf_tc_set_md_var(tc, "descr", "Test that consuming file descriptors "
+           "with pipe2(2) does not crash the system (PR kern/46457)");
+}
+
+ATF_TC_BODY(pipe2_consume, tc)
+{
+       const size_t n = 200;
+       size_t i;
+
+       atf_tc_skip("The test case causes a panic (PR PR kern/46457)");
+
+       for (i = 0; i < n; i++) {
+
+               int fildes[2];
+
+               if (pipe2(fildes, O_CLOEXEC) == -1)
+                       return;
+       }
+}
+
 ATF_TC(pipe2_nonblock);
 ATF_TC_HEAD(pipe2_nonblock, tc)
 {
@@ -147,6 +170,7 @@
 {
 
        ATF_TP_ADD_TC(tp, pipe2_basic);
+       ATF_TP_ADD_TC(tp, pipe2_consume);
        ATF_TP_ADD_TC(tp, pipe2_nonblock);
        ATF_TP_ADD_TC(tp, pipe2_cloexec);
        ATF_TP_ADD_TC(tp, pipe2_nosigpipe);