func (t *MemFSTest) Mkdir_TwoLevels() {
var err error
var fi os.FileInfo
var stat *syscall.Stat_t
var entries []os.FileInfo
// Create a directory within the root.
err = os.Mkdir(path.Join(t.Dir, "parent"), 0700)
AssertEq(nil, err)
// Create a child of that directory.
createTime := time.Now()
err = os.Mkdir(path.Join(t.Dir, "parent/dir"), 0754)
AssertEq(nil, err)
// Stat the directory.
fi, err = os.Stat(path.Join(t.Dir, "parent/dir"))
stat = fi.Sys().(*syscall.Stat_t)
AssertEq(nil, err)
ExpectEq("dir", fi.Name())
ExpectEq(0, fi.Size())
ExpectEq(os.ModeDir|applyUmask(0754), fi.Mode())
ExpectThat(fi, fusetesting.MtimeIsWithin(createTime, timeSlop))
ExpectThat(fi, fusetesting.BirthtimeIsWithin(createTime, timeSlop))
ExpectTrue(fi.IsDir())
ExpectNe(0, stat.Ino)
ExpectEq(1, stat.Nlink)
ExpectEq(currentUid(), stat.Uid)
ExpectEq(currentGid(), stat.Gid)
ExpectEq(0, stat.Size)
// Check the parent's mtime.
fi, err = os.Stat(path.Join(t.Dir, "parent"))
AssertEq(nil, err)
ExpectThat(fi, fusetesting.MtimeIsWithin(createTime, timeSlop))
// Read the directory.
entries, err = fusetesting.ReadDirPicky(path.Join(t.Dir, "parent/dir"))
AssertEq(nil, err)
ExpectThat(entries, ElementsAre())
// Read the parent.
entries, err = fusetesting.ReadDirPicky(path.Join(t.Dir, "parent"))
AssertEq(nil, err)
AssertEq(1, len(entries))
fi = entries[0]
ExpectEq("dir", fi.Name())
ExpectEq(os.ModeDir|applyUmask(0754), fi.Mode())
}
func (t *MemFSTest) ModifyExistingFile_InSubDir() {
var err error
var n int
var fi os.FileInfo
var stat *syscall.Stat_t
// Create a sub-directory.
dirName := path.Join(t.Dir, "dir")
err = os.Mkdir(dirName, 0700)
AssertEq(nil, err)
// Write a file.
fileName := path.Join(dirName, "foo")
createTime := time.Now()
err = ioutil.WriteFile(fileName, []byte("Hello, world!"), 0600)
AssertEq(nil, err)
// Open the file and modify it.
f, err := os.OpenFile(fileName, os.O_WRONLY, 0400)
t.ToClose = append(t.ToClose, f)
AssertEq(nil, err)
modifyTime := time.Now()
n, err = f.WriteAt([]byte("H"), 0)
AssertEq(nil, err)
AssertEq(1, n)
// Stat the file.
fi, err = os.Stat(fileName)
stat = fi.Sys().(*syscall.Stat_t)
AssertEq(nil, err)
ExpectEq("foo", fi.Name())
ExpectEq(len("Hello, world!"), fi.Size())
ExpectEq(applyUmask(0600), fi.Mode())
ExpectThat(fi, fusetesting.MtimeIsWithin(modifyTime, timeSlop))
ExpectThat(fi, fusetesting.BirthtimeIsWithin(createTime, timeSlop))
ExpectFalse(fi.IsDir())
ExpectNe(0, stat.Ino)
ExpectEq(1, stat.Nlink)
ExpectEq(currentUid(), stat.Uid)
ExpectEq(currentGid(), stat.Gid)
ExpectEq(len("Hello, world!"), stat.Size)
// Read the file back.
slice, err := ioutil.ReadFile(fileName)
AssertEq(nil, err)
ExpectEq("Hello, world!", string(slice))
}
func (t *MemFSTest) CreateNewFile_InSubDir() {
var err error
var fi os.FileInfo
var stat *syscall.Stat_t
// Create a sub-dir.
dirName := path.Join(t.Dir, "dir")
err = os.Mkdir(dirName, 0700)
AssertEq(nil, err)
// Write a file.
fileName := path.Join(dirName, "foo")
const contents = "Hello\x00world"
createTime := time.Now()
err = ioutil.WriteFile(fileName, []byte(contents), 0400)
AssertEq(nil, err)
// Stat it.
fi, err = os.Stat(fileName)
stat = fi.Sys().(*syscall.Stat_t)
AssertEq(nil, err)
ExpectEq("foo", fi.Name())
ExpectEq(len(contents), fi.Size())
ExpectEq(applyUmask(0400), fi.Mode())
ExpectThat(fi, fusetesting.MtimeIsWithin(createTime, timeSlop))
ExpectThat(fi, fusetesting.BirthtimeIsWithin(createTime, timeSlop))
ExpectFalse(fi.IsDir())
ExpectNe(0, stat.Ino)
ExpectEq(1, stat.Nlink)
ExpectEq(currentUid(), stat.Uid)
ExpectEq(currentGid(), stat.Gid)
ExpectEq(len(contents), stat.Size)
// Read it back.
slice, err := ioutil.ReadFile(fileName)
AssertEq(nil, err)
ExpectEq(contents, string(slice))
}