Re: [PATCH v2 5/9] tests/virtio-9p: check file names of R_readdir response

[Greg Kurz <groug@kaod.org>]

On Wed, 18 Dec 2019 14:35:56 +0100
Christian Schoenebeck <qemu_oss@crudebyte.com> wrote:

> Additionally to the already existing check for expected amount
> of directory entries returned by R_readdir response, also check
> whether all directory entries have the expected file names (as
> created on 9pfs synth driver side), ignoring their precise order
> in result list though.
> 
> Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
> ---

LGTM and trivial enough that it can be folded in the previous
patch.

>  tests/virtio-9p-test.c | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/tests/virtio-9p-test.c b/tests/virtio-9p-test.c
> index 48c0eca292..cb5c9fb420 100644
> --- a/tests/virtio-9p-test.c
> +++ b/tests/virtio-9p-test.c
> @@ -565,6 +565,16 @@ static void fs_walk(void *obj, void *data, QGuestAllocator *t_alloc)
>      g_free(wqid);
>  }
>  
> +static bool fs_dirents_contain_name(struct v9fs_dirent *e, const char* name)
> +{
> +    for (; e; e = e->next) {
> +        if (!strcmp(e->name, name)) {
> +            return true;
> +        }
> +    }
> +    return false;
> +}
> +
>  static void fs_readdir(void *obj, void *data, QGuestAllocator *t_alloc)
>  {
>      QVirtio9P *v9p = obj;
> @@ -599,6 +609,18 @@ static void fs_readdir(void *obj, void *data, QGuestAllocator *t_alloc)
>          QTEST_V9FS_SYNTH_READDIR_NFILES + 2 /* "." and ".." */
>      );
>  
> +    /*
> +     * Check all file names exist in returned entries, ignore their order
> +     * though.
> +     */
> +    g_assert_cmpint(fs_dirents_contain_name(entries, "."), ==, true);
> +    g_assert_cmpint(fs_dirents_contain_name(entries, ".."), ==, true);
> +    for (int i = 0; i < QTEST_V9FS_SYNTH_READDIR_NFILES; ++i) {
> +        char *name = g_strdup_printf(QTEST_V9FS_SYNTH_READDIR_FILE, i);
> +        g_assert_cmpint(fs_dirents_contain_name(entries, name), ==, true);
> +        g_free(name);
> +    }
> +
>      v9fs_free_dirents(entries);
>      g_free(wnames[0]);
>  }