On Mon, Oct 27, 2014 at 8:10 AM, Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx> wrote:
> Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
> ---
> diff --git a/builtin/update-index.c b/builtin/update-index.c
> index e57e2d7..471c0b4 100644
> --- a/builtin/update-index.c
> +++ b/builtin/update-index.c
> @@ -48,6 +48,145 @@ static void report(const char *fmt, ...)
> va_end(vp);
> }
>
> +static int test_if_untracked_cache_is_supported(void)
> +{
> + struct stat st;
> + struct stat_data base;
> + int fd;
> +
> + fprintf(stderr, _("Testing "));
> + xmkdir("dir-mtime-test");
> + atexit(remove_test_directory);
> + xstat("dir-mtime-test", &st);
> + fill_stat_data(&base, &st);
> + fputc('.', stderr);
> +
> + avoid_racy();
> + fd = create_file("dir-mtime-test/newfile");
> + xstat("dir-mtime-test", &st);
> + if (!match_stat_data(&base, &st)) {
close(fd);
> + fputc('\n', stderr);
> + fprintf_ln(stderr,_("directory stat info does not "
> + "change after adding a new file"));
> + return 0;
> + }
> + fill_stat_data(&base, &st);
> + fputc('.', stderr);
> +
> + avoid_racy();
> + xmkdir("dir-mtime-test/new-dir");
> + xstat("dir-mtime-test", &st);
> + if (!match_stat_data(&base, &st)) {
close(fd);
> + fputc('\n', stderr);
> + fprintf_ln(stderr, _("directory stat info does not change "
> + "after adding a new directory"));
> + return 0;
> + }
> + fill_stat_data(&base, &st);
> + fputc('.', stderr);
> +
> + avoid_racy();
> + write_or_die(fd, "data", 4);
> + close(fd);
> + xstat("dir-mtime-test", &st);
> + if (match_stat_data(&base, &st)) {
> + fputc('\n', stderr);
> + fprintf_ln(stderr, _("directory stat info changes "
> + "after updating a file"));
> + return 0;
> + }
> + fputc('.', stderr);
> +
> + avoid_racy();
> + close(create_file("dir-mtime-test/new-dir/new"));
> + xstat("dir-mtime-test", &st);
> + if (match_stat_data(&base, &st)) {
> + fputc('\n', stderr);
> + fprintf_ln(stderr, _("directory stat info changes after "
> + "adding a file inside subdirectory"));
> + return 0;
> + }
> + fputc('.', stderr);
> +
> + avoid_racy();
> + xunlink("dir-mtime-test/newfile");
> + xstat("dir-mtime-test", &st);
> + if (!match_stat_data(&base, &st)) {
> + fputc('\n', stderr);
> + fprintf_ln(stderr, _("directory stat info does not "
> + "change after deleting a file"));
> + return 0;
> + }
> + fill_stat_data(&base, &st);
> + fputc('.', stderr);
> +
> + avoid_racy();
> + xunlink("dir-mtime-test/new-dir/new");
> + xrmdir("dir-mtime-test/new-dir");
> + xstat("dir-mtime-test", &st);
> + if (!match_stat_data(&base, &st)) {
> + fputc('\n', stderr);
> + fprintf_ln(stderr, _("directory stat info does not "
> + "change after deleting a directory"));
> + return 0;
> + }
> +
> + xrmdir("dir-mtime-test");
> + fprintf_ln(stderr, _(" OK"));
> + return 1;
> +}
--
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