Add a first, trivial test for accessibles

gtk/tests/Makefile.am

@@ -115,6 +115,10 @@ TEST_PROGS			+= treepath
 treepath_SOURCES		 = treepath.c
 treepath_LDADD			 = $(progs_ldadd)
 
+TEST_PROGS			+= accessible
+accessible_SOURCES		 = accessible.c
+accessible_LDADD		 = $(progs_ldadd)
+
 EXTRA_DIST +=				\
 	file-chooser-test-dir/empty     \
 	file-chooser-test-dir/text.txt

gtk/tests/accessible.c

@@ -0,0 +1,36 @@
+#include <gtk/gtk.h>
+
+static void
+test_type (GType t)
+{
+  GtkWidget *w;
+  AtkObject *a;
+
+  if (g_type_is_a (t, GTK_TYPE_WIDGET))
+    {
+      w = (GtkWidget *)g_object_new (t, NULL);
+      a = gtk_widget_get_accessible (w);
+
+      g_assert (GTK_IS_ACCESSIBLE (a));
+      g_assert (gtk_accessible_get_widget (GTK_ACCESSIBLE (a)) == w);
+
+      g_object_unref (w);
+    }
+}
+
+int
+main (int argc, char *argv[])
+{
+  GType *tp;
+  gint i;
+
+  gtk_init (&argc, &argv);
+
+  tp = g_new0 (GType, 1000);
+#undef GDK_WINDOWING_X11
+#include "../gtktypefuncs.c"
+  *tp = 0;
+
+  for (i = 0; tp[i]; i++)
+    test_type (tp[i]);
+}