import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.opendaylight.controller.sal.authorization.UserLevel;
import org.springframework.security.core.GrantedAuthority;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.opendaylight.controller.sal.authorization.UserLevel;
import org.springframework.security.core.GrantedAuthority;