[glib] Improve GIcon test coverage

[Matthias Clasen <matthiasc src gnome org>]

commit a53a1b65b59577e6332509789a062c6038a085a8
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Jun 3 19:50:54 2012 -0400

    Improve GIcon test coverage

 gio/tests/g-icon.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/gio/tests/g-icon.c b/gio/tests/g-icon.c
index a360c28..5c9778d 100644
--- a/gio/tests/g-icon.c
+++ b/gio/tests/g-icon.c
@@ -287,6 +287,7 @@ test_emblemed_icon (void)
   GIcon *icon1, *icon2, *icon3, *icon4;
   GEmblem *emblem, *emblem1, *emblem2;
   GList *emblems;
+  GIcon *icon;
 
   icon1 = g_themed_icon_new ("testicon");
   icon2 = g_themed_icon_new ("testemblem");
@@ -313,6 +314,14 @@ test_emblemed_icon (void)
   g_assert (g_emblem_get_icon (emblem) == icon2);
   g_assert (g_emblem_get_origin (emblem) == G_EMBLEM_ORIGIN_UNKNOWN);
 
+  g_emblemed_icon_clear_emblems (G_EMBLEMED_ICON (icon4));
+  g_assert (g_emblemed_icon_get_emblems (G_EMBLEMED_ICON (icon4)) == NULL);
+
+  g_assert (g_icon_hash (icon4) != g_icon_hash (icon2));
+  g_object_get (icon4, "gicon", &icon, NULL);
+  g_assert (icon == icon1);
+  g_object_unref (icon);
+
   g_object_unref (icon1);
   g_object_unref (icon2);
   g_object_unref (icon3);