diff options
Diffstat (limited to 'tests/qtest/virtio-9p-test.c')
| -rw-r--r-- | tests/qtest/virtio-9p-test.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c index 2167322985..de30b717b6 100644 --- a/tests/qtest/virtio-9p-test.c +++ b/tests/qtest/virtio-9p-test.c @@ -578,6 +578,7 @@ static bool fs_dirents_contain_name(struct V9fsDirent *e, const char* name) return false; } +/* basic readdir test where reply fits into a single response message */ static void fs_readdir(void *obj, void *data, QGuestAllocator *t_alloc) { QVirtio9P *v9p = obj; @@ -631,6 +632,89 @@ static void fs_readdir(void *obj, void *data, QGuestAllocator *t_alloc) g_free(wnames[0]); } +/* readdir test where overall request is split over several messages */ +static void fs_readdir_split(void *obj, void *data, QGuestAllocator *t_alloc, + uint32_t count) +{ + QVirtio9P *v9p = obj; + alloc = t_alloc; + char *const wnames[] = { g_strdup(QTEST_V9FS_SYNTH_READDIR_DIR) }; + uint16_t nqid; + v9fs_qid qid; + uint32_t nentries, npartialentries; + struct V9fsDirent *entries, *tail, *partialentries; + P9Req *req; + int fid; + uint64_t offset; + + fs_attach(v9p, NULL, t_alloc); + + fid = 1; + offset = 0; + entries = NULL; + nentries = 0; + tail = NULL; + + req = v9fs_twalk(v9p, 0, fid, 1, wnames, 0); + v9fs_req_wait_for_reply(req, NULL); + v9fs_rwalk(req, &nqid, NULL); + g_assert_cmpint(nqid, ==, 1); + + req = v9fs_tlopen(v9p, fid, O_DIRECTORY, 0); + v9fs_req_wait_for_reply(req, NULL); + v9fs_rlopen(req, &qid, NULL); + + /* + * send as many Treaddir requests as required to get all directory + * entries + */ + while (true) { + npartialentries = 0; + partialentries = NULL; + + req = v9fs_treaddir(v9p, fid, offset, count, 0); + v9fs_req_wait_for_reply(req, NULL); + v9fs_rreaddir(req, &count, &npartialentries, &partialentries); + if (npartialentries > 0 && partialentries) { + if (!entries) { + entries = partialentries; + nentries = npartialentries; + tail = partialentries; + } else { + tail->next = partialentries; + nentries += npartialentries; + } + while (tail->next) { + tail = tail->next; + } + offset = tail->offset; + } else { + break; + } + } + + g_assert_cmpint( + nentries, ==, + QTEST_V9FS_SYNTH_READDIR_NFILES + 2 /* "." and ".." */ + ); + + /* + * Check all file names exist in returned entries, ignore their order + * though. + */ + g_assert_cmpint(fs_dirents_contain_name(entries, "."), ==, true); + g_assert_cmpint(fs_dirents_contain_name(entries, ".."), ==, true); + for (int i = 0; i < QTEST_V9FS_SYNTH_READDIR_NFILES; ++i) { + char *name = g_strdup_printf(QTEST_V9FS_SYNTH_READDIR_FILE, i); + g_assert_cmpint(fs_dirents_contain_name(entries, name), ==, true); + g_free(name); + } + + v9fs_free_dirents(entries); + + g_free(wnames[0]); +} + static void fs_walk_no_slash(void *obj, void *data, QGuestAllocator *t_alloc) { QVirtio9P *v9p = obj; @@ -793,6 +877,24 @@ static void fs_flush_ignored(void *obj, void *data, QGuestAllocator *t_alloc) g_free(wnames[0]); } +static void fs_readdir_split_128(void *obj, void *data, + QGuestAllocator *t_alloc) +{ + fs_readdir_split(obj, data, t_alloc, 128); +} + +static void fs_readdir_split_256(void *obj, void *data, + QGuestAllocator *t_alloc) +{ + fs_readdir_split(obj, data, t_alloc, 256); +} + +static void fs_readdir_split_512(void *obj, void *data, + QGuestAllocator *t_alloc) +{ + fs_readdir_split(obj, data, t_alloc, 512); +} + static void register_virtio_9p_test(void) { qos_add_test("config", "virtio-9p", pci_config, NULL); @@ -810,6 +912,12 @@ static void register_virtio_9p_test(void) qos_add_test("fs/flush/ignored", "virtio-9p", fs_flush_ignored, NULL); qos_add_test("fs/readdir/basic", "virtio-9p", fs_readdir, NULL); + qos_add_test("fs/readdir/split_512", "virtio-9p", + fs_readdir_split_512, NULL); + qos_add_test("fs/readdir/split_256", "virtio-9p", + fs_readdir_split_256, NULL); + qos_add_test("fs/readdir/split_128", "virtio-9p", + fs_readdir_split_128, NULL); } libqos_init(register_virtio_9p_test); |