[src/trunk]: src/tests/fs/union Add xfail tests for two cases described in PR...

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

details:   https://anonhg.NetBSD.org/src/rev/2c677247619d
branches:  trunk
changeset: 756022:2c677247619d
user:      pooka <pooka%NetBSD.org@localhost>
date:      Sat Jul 03 12:08:37 2010 +0000

description:
Add xfail tests for two cases described in PR kern/43560.

diffstat:

 tests/fs/union/t_pr.c |  67 ++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 66 insertions(+), 1 deletions(-)

diffs (84 lines):

diff -r ee6667d79c2e -r 2c677247619d tests/fs/union/t_pr.c
--- a/tests/fs/union/t_pr.c     Sat Jul 03 10:55:47 2010 +0000
+++ b/tests/fs/union/t_pr.c     Sat Jul 03 12:08:37 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: t_pr.c,v 1.3 2010/07/03 08:18:30 jmmv Exp $    */
+/*     $NetBSD: t_pr.c,v 1.4 2010/07/03 12:08:37 pooka Exp $   */
 
 #include <sys/types.h>
 #include <sys/mount.h>
@@ -71,9 +71,74 @@
        rump_sys_mount(MOUNT_UNION, "/Tunion", 0,&unionargs,sizeof(unionargs));
 }
 
+ATF_TC(devnull1);
+ATF_TC_HEAD(devnull1, tc)
+{
+       atf_tc_set_md_var(tc, "descr", "mount_union -b and "
+           "'echo x > /un/null'");
+}
+
+ATF_TC_BODY(devnull1, tc)
+{
+       struct union_args unionargs;
+       int fd;
+
+       rump_init();
+
+       if (rump_sys_mkdir("/mp", 0777) == -1)
+               atf_tc_fail_errno("mkdir mp");
+
+       unionargs.target = __UNCONST("/dev");
+       unionargs.mntflags = UNMNT_BELOW;
+
+       if (rump_sys_mount(MOUNT_UNION, "/mp", 0,
+           &unionargs, sizeof(unionargs)) == -1)
+               atf_tc_fail_errno("union mount");
+
+       fd = rump_sys_open("/mp/null", O_WRONLY | O_CREAT | O_TRUNC);
+
+       atf_tc_expect_fail("PR kern/43560");
+       if (fd == -1)
+               atf_tc_fail_errno("open");
+}
+
+ATF_TC(devnull2);
+ATF_TC_HEAD(devnull2, tc)
+{
+       atf_tc_set_md_var(tc, "descr", "mount_union -b and "
+           "'echo x >> /un/null'");
+}
+
+ATF_TC_BODY(devnull2, tc)
+{
+       struct union_args unionargs;
+       int fd;
+
+       rump_init();
+
+       if (rump_sys_mkdir("/mp", 0777) == -1)
+               atf_tc_fail_errno("mkdir mp");
+
+       unionargs.target = __UNCONST("/dev");
+       unionargs.mntflags = UNMNT_BELOW;
+
+       if (rump_sys_mount(MOUNT_UNION, "/mp", 0,
+           &unionargs, sizeof(unionargs)) == -1)
+               atf_tc_fail_errno("union mount");
+
+       fd = rump_sys_open("/mp/null", O_WRONLY | O_CREAT | O_APPEND);
+       if (fd == -1)
+               atf_tc_fail_errno("open");
+
+       atf_tc_expect_signal(-1, "PR kern/43560");
+       rump_sys_write(fd, &fd, sizeof(fd));
+}
+
 ATF_TP_ADD_TCS(tp)
 {
        ATF_TP_ADD_TC(tp, multilayer);
+       ATF_TP_ADD_TC(tp, devnull1);
+       ATF_TP_ADD_TC(tp, devnull2);
 
        return atf_no_error();
 }