Open notepad and paste this:
X5O!P%@AP[4\PZX54(P^)7CC)7}$EICAR-STANDARD-ANTIVIRUS-TEST-FILE!$H+H*
Save it as -> eicar.com. at you destop
If your anti-virus delete the notepad thats mean your anti virus works fine.Your Anti-virus will then either not let you save it of when you have saved it will remove it for you.