tests/9pfs: Twalk with nwname=0

Send Twalk request with nwname=0. In this case no QIDs should
be returned by 9p server; this is equivalent to walking to dot.

Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Message-Id: <b5ead2775000203607801f09bcefc04c493d8bfa.1647339025.git.qemu_oss@crudebyte.com>
This commit is contained in:
Christian Schoenebeck 2022-03-15 11:08:33 +01:00
parent 9472a68965
commit c1668948e8
1 changed files with 22 additions and 0 deletions

View File

@ -1002,6 +1002,27 @@ static void fs_walk_nonexistent(void *obj, void *data, QGuestAllocator *t_alloc)
do_walk_expect_error(v9p, "non-existent", ENOENT);
}
static void fs_walk_none(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
alloc = t_alloc;
v9fs_qid root_qid;
g_autofree v9fs_qid *wqid = NULL;
P9Req *req;
do_version(v9p);
req = v9fs_tattach(v9p, 0, getuid(), 0);
v9fs_req_wait_for_reply(req, NULL);
v9fs_rattach(req, &root_qid);
req = v9fs_twalk(v9p, 0, 1, 0, NULL, 0);
v9fs_req_wait_for_reply(req, NULL);
v9fs_rwalk(req, NULL, &wqid);
/* special case: no QID is returned if nwname=0 was sent */
g_assert(wqid == NULL);
}
static void fs_walk_dotdot(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
@ -1435,6 +1456,7 @@ static void register_virtio_9p_test(void)
qos_add_test("synth/walk/basic", "virtio-9p", fs_walk, &opts);
qos_add_test("synth/walk/no_slash", "virtio-9p", fs_walk_no_slash,
&opts);
qos_add_test("synth/walk/none", "virtio-9p", fs_walk_none, &opts);
qos_add_test("synth/walk/dotdot_from_root", "virtio-9p",
fs_walk_dotdot, &opts);
qos_add_test("synth/walk/non_existent", "virtio-9p", fs_walk_nonexistent,