func (t *DirTest) ReadEntries_NonEmpty_ImplicitDirsEnabled() {
var err error
var entry fuseutil.Dirent
// Enable implicit dirs.
t.resetInode(true)
// Set up contents.
objs := []string{
dirInodeName + "backed_dir_empty/",
dirInodeName + "backed_dir_nonempty/",
dirInodeName + "backed_dir_nonempty/blah",
dirInodeName + "file",
dirInodeName + "implicit_dir/blah",
dirInodeName + "symlink",
}
err = gcsutil.CreateEmptyObjects(t.ctx, t.bucket, objs)
AssertEq(nil, err)
// Set up the symlink target.
err = t.setSymlinkTarget(dirInodeName+"symlink", "blah")
AssertEq(nil, err)
// Read entries.
entries, err := t.readAllEntries()
AssertEq(nil, err)
AssertEq(5, len(entries))
entry = entries[0]
ExpectEq("backed_dir_empty", entry.Name)
ExpectEq(fuseutil.DT_Directory, entry.Type)
entry = entries[1]
ExpectEq("backed_dir_nonempty", entry.Name)
ExpectEq(fuseutil.DT_Directory, entry.Type)
entry = entries[2]
ExpectEq("file", entry.Name)
ExpectEq(fuseutil.DT_File, entry.Type)
entry = entries[3]
ExpectEq("implicit_dir", entry.Name)
ExpectEq(fuseutil.DT_Directory, entry.Type)
entry = entries[4]
ExpectEq("symlink", entry.Name)
ExpectEq(fuseutil.DT_Link, entry.Type)
}
func (t *ForeignModsTest) UnreachableObjects() {
var fi os.FileInfo
var err error
// Set up objects that appear to be directory contents, but for which there
// is no directory placeholder object. We don't have implicit directories
// enabled, so these should be unreachable.
err = gcsutil.CreateEmptyObjects(
t.ctx,
t.bucket,
[]string{
// Implicit directory contents, conflicting file name.
"foo",
"foo/0",
"foo/1",
// Implicit directory contents, no conflicting file name.
"bar/0/",
})
AssertEq(nil, err)
// Only the conflicitng file name should show up in the root.
entries, err := fusetesting.ReadDirPicky(t.Dir)
AssertEq(nil, err)
AssertEq(1, len(entries))
fi = entries[0]
ExpectEq("foo", fi.Name())
ExpectEq(filePerms, fi.Mode())
ExpectEq(1, fi.Sys().(*syscall.Stat_t).Nlink)
// Statting the conflicting name should give the file.
fi, err = os.Stat(path.Join(t.mfs.Dir(), "foo"))
AssertEq(nil, err)
ExpectEq("foo", fi.Name())
ExpectEq(filePerms, fi.Mode())
ExpectEq(1, fi.Sys().(*syscall.Stat_t).Nlink)
// Statting the other name shouldn't work at all.
_, err = os.Stat(path.Join(t.mfs.Dir(), "bar"))
ExpectTrue(os.IsNotExist(err), "err: %v", err)
}
func (t *fsTest) createEmptyObjects(names []string) error {
err := gcsutil.CreateEmptyObjects(t.ctx, t.bucket, names)
return err
}