[glib] Add some more cases to the app-id unit tests

[Matthias Clasen <matthiasc src gnome org>]

commit b56a95026cdd39e9cbe992856a607bdb2af67a21
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Mar 5 13:11:08 2017 -0500

    Add some more cases to the app-id unit tests
    
    These came up on irc today.

 gio/tests/gapplication.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gio/tests/gapplication.c b/gio/tests/gapplication.c
index 33d757e..55d0c0d 100644
--- a/gio/tests/gapplication.c
+++ b/gio/tests/gapplication.c
@@ -437,6 +437,9 @@ appid (void)
   g_assert (!g_application_id_is_valid ("a\nb"));
   g_assert (!g_application_id_is_valid ("_a.b"));
   g_assert (!g_application_id_is_valid ("-a.b"));
+  g_assert (!g_application_id_is_valid ("emoji_picker"));
+  g_assert (!g_application_id_is_valid ("emoji-picker"));
+  g_assert (!g_application_id_is_valid ("emojipicker"));
   id = g_new0 (gchar, 261);
   memset (id, 'a', 260);
   id[1] = '.';