I think the self-awareness test is considered important because it's a big step in child development, but that doesn't mean it's very important in terms of intelligence. It doesn't seem to complicated to design a machine that can recognize itself, so this doesn't seem like much of an achievement.
Apparently a PhD candidate at the Social Robotics Lab at Yale created a self-aware robot:
What do Less Wrongians think? Is this "cheating" traditional concepts of self-awareness, or is self-awareness "self-awareness" regardless of the path taken to get there?