While the actually authenticity of this test is very questionable, it is fun nontheless.

http://drawapig.desktopcreatures.com

Here' s my personality:

Toward the middle, you are a realist.
Toward the bottom, you are pessimistic, and have a tendency to behave negatively.

Facing left, you believe in tradition, are friendly, and remember dates (birthdays, etc.)
Facing right, you are innovative and active, but don' t have a strong sense of family, nor do you remember dates
Facing front, you are direct, enjoy playing devil' s advocate and neither fear nor avoid discussions.

With many details, you are analytical, cautious, and distrustful.
With few details, you are emotional and naive, they care little for details and are a risk-taker.

With less than 4 legs, they are insecure or are living through a period of major change.
With 4 legs showing, they are secure, stubborn, and stick to their ideals.

The size of the ears indicates how good a listener you are.
The bigger the better. You drew medium sized ears, you are a good listener

The length of the tail indicates the quality of your sex life.
And again more is better! You drew medium sized tail