Restore an inadvertently deleted definition for TESTS_DIR.
Restore an inadvertently deleted definition for TESTS_DIR.

Kushal0707/googlepersonfinder,Gentlemanlylad5/googlepersonfinder,hugoloza/googlepersonfinder,Gentlemanlylad5/googlepersonfinder,hugoloza/googlepersonfinder,Kushal0707/googlepersonfinder,harshvardhanmalpani/googlepersonfinder,harshvardhanmalpani/googlepersonfinder