tests []testFnc
	}{{
		// The writer test file was produced with this command:
		// tar (GNU tar) 1.26
		//   ln -s small.txt link.txt
		//   tar -b 1 --format=ustar -c -f writer.tar small.txt small2.txt link.txt
		file: "testdata/writer.tar",
		tests: []testFnc{
			testHeader{Header{
				Typeflag: TypeReg,
				Name:     "small.txt",
				Size:     5,
				Mode:     0640,
				Uid:      73025,

	if err != nil {
		t.Fatal(err)
	}
	for i, test := range utf8Tests {
		flags := r.File[i].Flags
		if flags != test.flags {
			t.Errorf("CreateHeader(name=%q comment=%q nonUTF8=%v): flags=%#x, want %#x", test.name, test.comment, test.nonUTF8, flags, test.flags)
		}
	}
}

func TestWriterTime(t *testing.T) {
	var buf bytes.Buffer
	h := &FileHeader{
		Name:     "test.txt",