1// SPDX-License-Identifier: GPL-3.0-or-later
2
3#include "mos/filesystem/dentry.hpp"
4#include "mos/filesystem/vfs.hpp"
5#include "test_engine_impl.h"
6
7static void stat_receiver(int depth, const dentry_t *dentry, bool mountroot, void *data)
8{
9 MOS_UNUSED(data);
10 pr_info2("%*s%s: %zu%s", depth * 4, "", dentry_name(dentry).c_str(), dentry->refcount.load(), mountroot ? " (mountroot)" : "");
11}
12
13MOS_TEST_DECL_PTEST(vfs_mount_test, "Mount %s in %s, with rootfs: %d", const char *fs, const char *mountpoint, bool rootfs)
14{
15 long ok = false;
16
17 if (rootfs)
18 {
19 ok = vfs_mount(device: "none", path: "/", fs: "tmpfs", options: "").getErr();
20 MOS_TEST_ASSERT(ok == 0, "failed to mount tmpfs on /");
21 }
22
23 ok = vfs_mkdir(path: mountpoint).getErr();
24 MOS_TEST_ASSERT((ok == 0) == rootfs, "creating %s should %sbe successful", mountpoint, rootfs ? "" : "not");
25 dentry_dump_refstat(dentry: root_dentry, receiver: stat_receiver, NULL);
26
27 ok = vfs_mount(device: "none", path: mountpoint, fs, options: "").getErr();
28 MOS_TEST_ASSERT((ok == 0) == rootfs, "mounting %s on %s should %sbe successful", fs, mountpoint, rootfs ? "" : "not");
29 dentry_dump_refstat(dentry: root_dentry, receiver: stat_receiver, NULL);
30
31 ok = vfs_unmount(path: mountpoint);
32 MOS_TEST_ASSERT((ok == 0) == rootfs, "unmounting /tmp should %sbe successful", rootfs ? "" : "not");
33 dentry_dump_refstat(dentry: root_dentry, receiver: stat_receiver, NULL);
34
35 ok = vfs_rmdir(path: mountpoint).getErr();
36 MOS_TEST_ASSERT((ok == 0) == rootfs, "removing %s should %sbe successful", mountpoint, rootfs ? "" : "not");
37 dentry_dump_refstat(dentry: root_dentry, receiver: stat_receiver, NULL);
38
39 if (rootfs)
40 {
41 ok = vfs_unmount(path: "/");
42 MOS_TEST_ASSERT(ok == 0, "failed to unmount rootfs");
43 }
44}
45
46MOS_TEST_PTEST_INSTANCE(vfs_mount_test, "tmpfs", "/tmp", false);
47MOS_TEST_PTEST_INSTANCE(vfs_mount_test, "tmpfs", "/tmp", true);
48