1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
// BirthTime is not supported on Linux, so only run the test on windows and Mac.
//go:build windows || darwin
package driveimpl
import (
"context"
"os"
"path/filepath"
"testing"
"time"
"github.com/tailscale/xnet/webdav"
)
func TestBirthTiming(t *testing.T) {
ctx := context.Background()
dir := t.TempDir()
fs := &birthTimingFS{webdav.Dir(dir)}
// create a file
filename := "thefile"
fullPath := filepath.Join(dir, filename)
err := os.WriteFile(fullPath, []byte("hello beautiful world"), 0644)
if err != nil {
t.Fatalf("writing file failed: %s", err)
}
// wait a little bit
time.Sleep(1 * time.Second)
// append to the file to change its mtime
file, err := os.OpenFile(fullPath, os.O_APPEND|os.O_WRONLY, 0644)
if err != nil {
t.Fatalf("opening file failed: %s", err)
}
_, err = file.Write([]byte("lookin' good!"))
if err != nil {
t.Fatalf("appending to file failed: %s", err)
}
err = file.Close()
if err != nil {
t.Fatalf("closing file failed: %s", err)
}
checkFileInfo := func(fi os.FileInfo) {
if fi.ModTime().IsZero() {
t.Fatal("FileInfo should have a non-zero ModTime")
}
bt, ok := fi.(webdav.BirthTimer)
if !ok {
t.Fatal("FileInfo should be a BirthTimer")
}
birthTime, err := bt.BirthTime(ctx)
if err != nil {
t.Fatalf("BirthTime() failed: %s", err)
}
if birthTime.IsZero() {
t.Fatal("BirthTime() should return a non-zero time")
}
if !fi.ModTime().After(birthTime) {
t.Fatal("ModTime() should be after BirthTime()")
}
}
fi, err := fs.Stat(ctx, filename)
if err != nil {
t.Fatalf("statting file failed: %s", err)
}
checkFileInfo(fi)
wfile, err := fs.OpenFile(ctx, filename, os.O_RDONLY, 0)
if err != nil {
t.Fatalf("opening file failed: %s", err)
}
defer wfile.Close()
fi, err = wfile.Stat()
if err != nil {
t.Fatalf("statting file failed: %s", err)
}
if fi == nil {
t.Fatal("statting file returned nil FileInfo")
}
checkFileInfo(fi)
dfile, err := fs.OpenFile(ctx, ".", os.O_RDONLY, 0)
if err != nil {
t.Fatalf("opening directory failed: %s", err)
}
defer dfile.Close()
fis, err := dfile.Readdir(0)
if err != nil {
t.Fatalf("readdir failed: %s", err)
}
if len(fis) != 1 {
t.Fatalf("readdir should have returned 1 file info, but returned %d", 1)
}
checkFileInfo(fis[0])
}
|
