I felt lost often too :) Until discovering that life-changer of a test xD Im an INFJ ^^
Here are the links to the tests that I would normally use http://www.humanmetrics.com/cgi-win/jtypes2.asp
http://www.16personalities.com/
and when you find out your type, search it up on google and more importantly, click on the link below and read through everything it says about your personality type ^^ just select the four letter's that you got
http://www.16personalities.com/personality-types