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archive/tar: extend TestFileInfoHeaderSymlink

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For #17541.

Change-Id: I524ab194f32b8b061ce1c9c3e0cd34cc5539358e
Reviewed-on: https://go-review.googlesource.com/39410
Run-TryBot: Alex Brainman <alex.brainman@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Alex Brainman 2017-04-04 17:09:17 +10:00
parent 4ee934ad27
commit cf3a28124b
1 changed files with 31 additions and 12 deletions
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43
src/archive/tar/tar_test.go
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@ -6,10 +6,13 @@ package tar
import (
"bytes"
"internal/testenv"
"io/ioutil"
"os"
"path"
"path/filepath"
"reflect"
"runtime"
"strings"
"testing"
"time"
@ -67,27 +70,43 @@ func TestFileInfoHeaderDir(t *testing.T) {
}
func TestFileInfoHeaderSymlink(t *testing.T) {
h, err := FileInfoHeader(symlink{}, "some-target")
testenv.MustHaveSymlink(t)
if runtime.GOOS == "windows" {
t.Skip("skipping broken test: see issue 17541")
}
tmpdir, err := ioutil.TempDir("", "TestFileInfoHeaderSymlink")
if err != nil {
t.Fatal(err)
}
if g, e := h.Name, "some-symlink"; g != e {
defer os.RemoveAll(tmpdir)
link := filepath.Join(tmpdir, "link")
target := tmpdir
err = os.Symlink(target, link)
if err != nil {
t.Fatal(err)
}
fi, err := os.Lstat(link)
if err != nil {
t.Fatal(err)
}
h, err := FileInfoHeader(fi, target)
if err != nil {
t.Fatal(err)
}
if g, e := h.Name, fi.Name(); g != e {
t.Errorf("Name = %q; want %q", g, e)
}
if g, e := h.Linkname, "some-target"; g != e {
if g, e := h.Linkname, target; g != e {
t.Errorf("Linkname = %q; want %q", g, e)
}
if g, e := h.Typeflag, byte(TypeSymlink); g != e {
t.Errorf("Typeflag = %v; want %v", g, e)
}
}
type symlink struct{}
func (symlink) Name() string { return "some-symlink" }
func (symlink) Size() int64 { return 0 }
func (symlink) Mode() os.FileMode { return os.ModeSymlink }
func (symlink) ModTime() time.Time { return time.Time{} }
func (symlink) IsDir() bool { return false }
func (symlink) Sys() interface{} { return nil }
func TestRoundTrip(t *testing.T) {
data := []byte("some file contents")